Population & age
- Total population
- 8,821
- Median age
- 33.8
Caldwell County · Austin-Round Rock-San Marcos, TX · Population 8,821
Mustang Ridge, TX (ZIP 78616) sits in Caldwell County within the Austin-Round Rock-San Marcos metro area. The page draws on 2 federal data feeds retrieved Apr 24. Top health signal: Health Insurance comes in above the national average at 32.6%. NCES lists 1 schools serving the area, 1 non-charter. 7 colleges and universities serve the area, with median in-state tuition of $17,597. 23% of returns claim the Earned Income Tax Credit (IRS), a higher share than most ZIPs. FEMA has issued 51 federal disaster declarations affecting this ZIP since 1972 — a high-frequency exposure profile. 22.8% of residents under 65 lack health insurance per the 2025 County Health Rankings — a notable access gap. Texas has no state income tax, saving the local median household (AGI $48,838) approximately $2,247/year vs the US average effective state tax rate. IRS migration data (2022-2023) shows a net gain of 1,543 residents (735 households) — the ZIP's primary county is growing. Both healthcare access and on-paper school density skew lighter than national norms; what shows up here is a snapshot, not a verdict — neighborhood-level texture matters at this scale. Notable: median household income $68,191, fair market rent of $1,760 for a two-bedroom, and a typical home value of $367,333, down 4.8% over the past year. Every figure on this page links to its underlying federal dataset with a retrieval date so you can audit the freshness yourself.
Studio
$1,400
/month
1 Bed
$1,490
/month
2 Bed
$1,760
/month
3 Bed
$2,240
/month
4 Bed
$2,600
/month
HUD Fair Market Rents represent the 40th percentile of standard-quality rental housing in this area. FY2026 data.
$367,333
Zillow Home Value Index (ZHVI) · as of March 2026
-4.8%
vs. March 2025
+29.9%
vs. March 2021
Austin-Round Rock-Georgetown, TX
Metropolitan statistical area
Source: Zillow Research, ZHVI All Homes (SFR, Condo/Co-op) Time Series (zillow.com/research/data). Zillow Home Value Index (ZHVI) is copyrighted by Zillow, Inc.
New housing units permitted
19,360
Across 7,056 permitted buildings. Total construction value: $3.64B.
Single-family
6,493
34% of total units
Multifamily (2+ unit)
12,867
66% of total units
Single-family value
$2.13B
construction value
Multifamily value
$1.51B
construction value
Apartment construction (5+ unit buildings) accounts for 64% of new units this year — the area is densifying, not just adding single-family stock.
Aggregated from 3 counties touching this ZIP (2024).
Source: U.S. Census Bureau Building Permits Survey (census.gov/construction/bps). Public domain. BPS reports annual residential building permits from local permit-issuing jurisdictions, aggregated to county. A permit reflects intent to build, not a completed unit — actual construction lags by 6-24 months for multifamily projects.
Tax returns filed
5,100
Average AGI
$48,838
Avg property tax
$121
EITC participation
22.7%
Income distribution
Avg mortgage interest
$209
Avg charitable contribution
$160
Avg capital gains
$1,438
Avg total income tax
—
Source: IRS Statistics of Income — Individual Income Tax Statistics by ZIP Code (irs.gov). Public domain. Dollar columns reported in thousands by the IRS; figures here display real dollars. Total ZCTA AGI for the area was $249.1M across all reported brackets.
Business establishments
68
Total employment
322
Annual payroll
$16.1M
Average annual pay
$50,071
Source: U.S. Census Bureau, ZIP Business Patterns (census.gov). Public domain. ZBP covers establishments with paid employees; Census suppresses employment and payroll values when fewer employers operate in a ZIP than would protect their confidentiality.
Average annual pay
$52,985
Average weekly wage
$1,019
Total employment
10,350
Total establishments
887
That is roughly 19% below the US national average of $65,470 per worker.
Source: U.S. Bureau of Labor Statistics, Quarterly Census of Employment and Wages (bls.gov/cew). Public domain. QCEW is derived from state unemployment-insurance filings and covers ~95% of US jobs. Figures are county-level totals assigned to ZIPs whose primary county matches; small-employer cells are suppressed by BLS to protect employer confidentiality.
Unemployment rate
3.6%
That is 0.4 percentage points below the US national unemployment rate of about 4.0%.
Labor force
24,820
Employed
23,925
Unemployed
895
Based on Caldwell County, TX data (2024).
Source: U.S. Bureau of Labor Statistics, Local Area Unemployment Statistics (bls.gov/lau). Public domain. LAUS publishes monthly and annual labor-force estimates for every US county. Figures are county-level totals assigned to ZIPs whose primary county matches.
FTA tracks transit service at the urbanized-area level. Numbers below reflect the agencies and modes serving the area that contains this ZIP, not stop-level coverage.
Service status
Available
Austin, TX
Reporting agencies
4
Largest: Capital Metropolitan Transportation Authority
Annual ridership
—
unlinked trips · 2024
Source: U.S. Federal Transit Administration, National Transit Database (transit.dot.gov). Public domain.
Federally Declared Disasters
51
Date Range
1972–2025
Most Recent Declaration
SEVERE STORMS, STRAIGHT-LINE WINDS, AND FLOODING
Flood — declared July 6, 2025 (DR-4879)
Incident period: July 2, 2025 – July 18, 2025
Top Incident Types
Individual Assistance
8
Direct help to disaster survivors
Households Program
10
Housing & temporary lodging support
Public Assistance
46
Repair of public facilities & roads
Hazard Mitigation
20
Funding to reduce future disaster risk
FEMA declares disasters at the county level; counts here include every federally declared disaster touching any county that overlaps this ZIP. Statewide declarations and pre-1964 records without county granularity are excluded. Program flags reflect which FEMA assistance categories were activated (Individual Assistance, Households, Public Assistance, Hazard Mitigation). Source: fema.gov/openfema. Public domain.
30-year averages (1991-2020) from the nearest GHCN-D weather station. Temperature and precipitation values reflect typical annual conditions, not any single year.
Avg. temperature
67.8°F
55.7° – 79.9°
Annual precipitation
37.7"
Diurnal range
24.2°F
Day-night swing
Heating · cooling days
1,806.9 · 2,842.7
Annual base 65°F
Nearest station: CEDAR CREEK 5 S, TX US, 7.7 miles from the centroid of Mustang Ridge, TX (ZIP 78616)
Source: NOAA National Centers for Environmental Information, 1991–2020 U.S. Climate Normals (ncei.noaa.gov). Public domain.
Years of potential life lost (per 100K)
9,139
That is roughly 939 years per 100,000 above the national county median (~8,200).
Premature death is the headline composite outcome CHR reports — age-adjusted, all-cause, before age 75.
Fair or poor health
25%
of adults self-report
Poor physical health days
4.7
avg per adult per month
Poor mental health days
5.7
avg per adult per month
Uninsured
22.8%
of residents under 65
Primary care MDs
26
per 100,000 residents
Preventable hospital stays
3,158
per 100K Medicare enrollees
Food environment (0-10)
7.1
10 = best access & security
Exercise access
40%
residents near a facility
Flu vaccinated
41%
of Medicare enrollees
Low birth weight (under 2,500 g) accounts for 8.4% of live births in this county — an early-life health input that downstream outcomes track against.
Based on Caldwell data (2025 CHR release).
Source: County Health Rankings & Roadmaps, University of Wisconsin Population Health Institute (countyhealthrankings.org). Annual release. Underlying source datasets vary by measure (CDC BRFSS, NCHS Vital Statistics, AHA, USDA Food Environment Atlas, and others). Figures are county-level and assigned to every ZIP whose primary county matches.
Food access status
Moderate food access challenges
17.5% of Caldwell County, TX residents live more than 1 mile (urban) or 10 miles (rural) from the nearest supermarket.
Grocery stores
0.14
per 1,000 residents
Supercenters & clubs
—
per 1,000 residents
SNAP-authorized stores
0.87
accepting food benefits
Fast-food restaurants
0.52
per 1,000 residents
Among low-income residents, 6.9% are low-access — those without a supermarket within 1 mile (urban) or 10 miles (rural).
Per-1,000 figures show how many of each store type exist in Caldwell County, TX for every 1,000 residents. Higher grocery and supercenter density usually means easier access to fresh food; higher convenience-store-only density (with low grocery rate) often signals a food swamp.
Source: USDA Economic Research Service, Food Environment Atlas (ers.usda.gov). County-level metrics fanned to ZIP via the primary county in the Census ZCTA-county relationship file. Variable years differ per family (stores ~2020, low-access ~2019).
FBI publishes crime data at the county level. Numbers below cover the primary county that contains this ZIP. Rates are per 100,000 residents in the area covered by reporting agencies.
Violent crime rate
—
per 100K residents · 270 reports
Property crime rate
—
per 100K residents · 803 reports
Homicide
2
Robbery
11
Burglary
163
Vehicle theft
162
County-level data for Bastrop (2024)
Source: U.S. Federal Bureau of Investigation, Uniform Crime Reporting Program (cde.ucr.cjis.gov). Public domain. Coverage varies by reporting agency; areas with partial agency coverage may understate true crime totals.
Net migration (2022-2023)
▲+1,543 people
+735 households • +$49.1M net AGI flow
Moved in
2,318households
4,526 people • $130.8M AGI
Moved out
1,583households
2,983 people • $81.6M AGI
Where new residents came from
Where departing residents went
Incoming households reported an average AGI of $56,407 versus departing households' $51,561.
Source: U.S. Internal Revenue Service, Statistics of Income, Migration Data (irs.gov). Public domain. Migration is measured by year-over-year changes in the address on individual tax returns; figures are county-level totals attributed to ZIPs whose primary county matches. Foreign migration contributes to inflow/outflow totals but does not appear in the top-county lists. Small flows are suppressed by IRS to protect taxpayer confidentiality.
State-level rules that apply to every resident of ZIP 78616. Numbers reflect the most recent published year per source.
Income tax
None
No state income tax
Sales tax (combined)
8.20%
State 6.25% · avg local 1.95%
Property tax (effective)
1.42%
Median $1,254/year
Tax burden rank
4 of 50
8.40% of personal income
For ZIP 78616: A household at this ZIP's median AGI of $48,838 keeps approximately $2,247 more annually than residents of the typical income-tax state. Applied to this ZIP's typical home value of $367,333, that works out to roughly $5,229/year in property tax.
Program
Voluntary (private insurance framework)
Voluntary (private insurance framework)
SNAP eligibility
165% FPL
Broad-Based Categorical Eligibility (raises gross income limit above federal 130% floor). Asset limit $5,000.
Sources: Tax Foundation (state tax rates & brackets), Bipartisan Policy Center (paid family leave), USDA FNS (SNAP categorical eligibility).
Nearby ZIPs by distance
78662 (Red Rock, 6.7 mi) · 78644 (Lockhart, 8.1 mi) · 78612 (Cedar Creek, 12.1 mi) · 78953 (Rosanky, 13 mi) · 78656 (San Marcos, 15.3 mi) · 78617 (Austin, 15.5 mi)
Compare ZIP-level stats — population, schools, housing, climate — across nearby areas. Source: U.S. Census Bureau ZCTA basemap.
All data on this page is sourced from federal government datasets · Not AI-generated · Methodology
Crude prevalence estimates from CDC PLACES, derived from BRFSS small-area modeling. Population-level figures only.
43.7%
10.7pp above the 33.0% national rate.
33.8%
Tracks close to the 32.0% national rate.
21.6%
Tracks close to the 22.0% national rate.
70.6%
5.4pp below the 76.0% national rate.
32.6%
19.6pp above the 13.0% national rate.
14.6%
3.6pp above the 11.0% national rate.
1 school serves this ZIP, including 1 non-charter.
| School | Type | Grades | Enrollment |
|---|---|---|---|
| ALMA BREWER STRAWN EL | Public | 0–5 | 491 |
Schools listed from NCES Common Core of Data via the Urban Institute Education Data Portal.
Fresh.NCES CCD via Urban Institute EDP · Apr 23, 2026Colleges in this area
7
Median in-state tuition
$17,597
Median earnings (10 yr)
$56,878
San Marcos, TX · 78666
Georgetown, TX · 78626
Round Rock, TX · 78681
Round Rock, TX · 78681
Round Rock, TX · 78664
San Marcos, TX · 78666
Georgetown, TX · 78626
Source: U.S. Department of Education College Scorecard (collegescorecard.ed.gov). Public domain data. Earnings figures reflect median earnings 10 years after entry for federally-aided students.
Mustang Ridge, TX (ZIP 78616) sits in Caldwell County within the Austin-Round Rock-San Marcos metro area. The page draws on 2 federal data feeds retrieved Apr 24. Top health signal: Health Insurance comes in above the national average at 32.6%. NCES lists 1 schools serving the area, 1 non-charter. 7 colleges and universities serve the area, with median in-state tuition of $17,597. 23% of returns claim the Earned Income Tax Credit (IRS), a higher share than most ZIPs. FEMA has issued 51 federal disaster declarations affecting this ZIP since 1972 — a high-frequency exposure profile. 22.8% of residents under 65 lack health insurance per the 2025 County Health Rankings — a notable access gap. Texas has no state income tax, saving the local median household (AGI $48,838) approximately $2,247/year vs the US average effective state tax rate. IRS migration data (2022-2023) shows a net gain of 1,543 residents (735 households) — the ZIP's primary county is growing. Both healthcare access and on-paper school density skew lighter than national norms; what shows up here is a snapshot, not a verdict — neighborhood-level texture matters at this scale. Notable: median household income $68,191, fair market rent of $1,760 for a two-bedroom, and a typical home value of $367,333, down 4.8% over the past year. Every figure on this page links to its underlying federal dataset with a retrieval date so you can audit the freshness yourself.
Both surfaces skew lighter than national averages. That isn’t a verdict — small-area estimates compress real neighborhood-level texture, and a single ZIP reading can miss a district line or a hospital corridor sitting just outside it. Treat this as a starting point for fieldwork, not a conclusion.
One concrete reading worth keeping: Depression prevalence sits near the national rate at 21.6%. Each figure on this page links to the original federal dataset with its retrieval date — this synthesis is a reading, not a substitute for the underlying records.
43.7%, which is 10.7 percentage points above the national average of 33.0% (CDC PLACES, retrieved Apr 24, 2026).
21.6%, which is 0.4 percentage points below the national average of 22.0% (CDC PLACES, retrieved Apr 24, 2026).
33.8%, which is 1.8 percentage points above the national average of 32.0% (CDC PLACES, retrieved Apr 24, 2026).
1 school serves this ZIP, including 1 public school (NCES CCD, retrieved Apr 23, 2026). No charter schools are listed in this ZIP by NCES CCD.
No charter schools are listed in ZIP 78616 by NCES CCD (retrieved Apr 23, 2026).
No high schools are listed in this ZIP by NCES CCD (retrieved Apr 23, 2026).
8,821 people live in ZIP 78616, with a median age of 33.8 (Census ACS 5-Year 2022, retrieved Apr 30, 2026).
$68,191 per year (Census ACS 5-Year 2022, retrieved Apr 30, 2026).
In ZIP 78616, 82.2% of occupied housing units are owner-occupied and 17.8% are renter-occupied (Census ACS 5-Year 2022, retrieved Apr 30, 2026).
In ZIP 78616, 5.6% of workers work from home. Public transit is used by 0.0% of commuters (Census ACS 5-Year 2022, retrieved Apr 30, 2026).
12.1% of the population in ZIP 78616 lives below the federal poverty line (Census ACS 5-Year 2022, retrieved Apr 30, 2026).
83.7% of households in ZIP 78616 have broadband internet access (Census ACS 5-Year 2022, retrieved Apr 30, 2026).
The typical home value in ZIP 78616 is $367,333, down 4.8% from a year ago (Zillow Home Value Index, retrieved May 1, 2026).
Home values are down 4.8% over the past year and up 29.9% over the past five years (Zillow Home Value Index, retrieved May 1, 2026).
The average Adjusted Gross Income reported on tax returns from ZIP 78616 (Mustang Ridge, TX) is $48,838 per return (IRS SOI Tax Year 2022, retrieved May 2, 2026).
Tax returns from ZIP 78616 report an average of $121 per return in real-estate tax deductions (IRS SOI Tax Year 2022, retrieved May 2, 2026).
1.4% of tax returns from ZIP 78616 (Mustang Ridge, TX) report Adjusted Gross Income of $200,000 or more (IRS SOI Tax Year 2022, retrieved May 2, 2026).
As of 2022, 68 business establishments operated in ZIP 78616 employing 322 workers (Census ZIP Business Patterns, retrieved May 3, 2026).
The average annual pay across all local establishments in ZIP 78616 is $50,071, based on Census ZIP Business Patterns 2022 data (retrieved May 3, 2026).
According to the CDC Social Vulnerability Index (2022), ZIP 78616 ranks in the 67th percentile nationally for social vulnerability — a high vulnerability profile (retrieved May 3, 2026).
Racial & Ethnic Minority Status is the highest-scoring CDC SVI theme for ZIP 78616, ranking in the 81th percentile nationally (CDC/ATSDR Social Vulnerability Index 2022, retrieved May 3, 2026).
FEMA has recorded 51 federal disaster declarations affecting ZIP 78616 between 1972–2025 (FEMA OpenFEMA Disaster Declarations, retrieved May 3, 2026).
Fire is the most common federally declared disaster type affecting ZIP 78616, accounting for 21 of 51 declarations (41%, FEMA OpenFEMA, retrieved May 3, 2026).
The most recent FEMA disaster declaration affecting ZIP 78616 was "SEVERE STORMS, STRAIGHT-LINE WINDS, AND FLOODING" — a flood declared in 2025 (DR-4879) (FEMA OpenFEMA, retrieved May 3, 2026).
7 colleges and universities are listed near ZIP 78616 by the U.S. Department of Education College Scorecard, including Texas State University, Southwestern University, and Galen Health Institutes-Austin Campus (retrieved May 2, 2026).
Median in-state tuition across 7 nearby institutions is $17,597 (College Scorecard, retrieved May 2, 2026).
Graduates of nearby colleges earn a median of $56,878 ten years after entry (College Scorecard, retrieved May 2, 2026).
ZIP 78616 has an average annual temperature of 67.8°F and 37.7" of annual precipitation based on the CEDAR CREEK 5 S, TX US weather station 7.7 miles from the ZIP centroid (NOAA 1991–2020 Climate Normals, retrieved May 8, 2026).
Yes — ZIP 78616 is part of the Austin, TX urbanized area, primarily served by Capital Metropolitan Transportation Authority (National Transit Database 2024, retrieved May 4, 2026).
Texas has no state income tax. For a household earning the local median AGI of $48,838, this saves approximately $2,247 per year compared to the national average effective state tax rate. The combined state and local sales tax rate is 8.20% (Tax Foundation 2025).
Texas runs an active paid family leave program offering up to — weeks of paid leave per year (Bipartisan Policy Center 2026).
This page covers health outcomes from CDC PLACES (33 metrics), school information from NCES CCD (1 school), demographics from the Census ACS 5-Year (2022), home values from the Zillow Home Value Index, colleges from the U.S. Department of Education College Scorecard (7 institutions), income & tax statistics from the IRS SOI (Tax Year 2022), local business & employment from Census ZIP Business Patterns (2022), social vulnerability scores from the CDC/ATSDR SVI (2022), federal disaster declarations from FEMA OpenFEMA (51 on record), climate normals from NOAA NCEI (1991-2020), county-level crime data from the FBI Crime Data Explorer (2024), public transit coverage from the National Transit Database (2024), and state-level tax rates from the Tax Foundation. Data is refreshed on Mubboo's standard schedule.
Health data retrieved Apr 24, 2026 from CDC PLACES. School data retrieved Apr 23, 2026 from NCES CCD. Demographics retrieved Apr 30, 2026 from Census ACS 5-Year (2022). Home values retrieved May 1, 2026 from Zillow Research. College data retrieved May 2, 2026 from U.S. Dept of Education College Scorecard. Income & tax statistics retrieved May 2, 2026 from IRS SOI (Tax Year 2022). Business & employment retrieved May 3, 2026 from Census ZBP (2022). Social vulnerability scores retrieved May 3, 2026 from CDC/ATSDR SVI (2022). Federal disaster declarations retrieved May 3, 2026 from FEMA OpenFEMA (51 on record). Climate normals retrieved May 8, 2026 from NOAA NCEI (1991-2020). County-level crime data retrieved May 4, 2026 from the FBI Crime Data Explorer (2024). Transit coverage retrieved May 4, 2026 from the National Transit Database (2024). State-level tax rates retrieved 2026-05-05 15:58:22.284+00 from the Tax Foundation.
Nearby ZIPs by distance
78662 (Red Rock, 6.7 mi) · 78644 (Lockhart, 8.1 mi) · 78612 (Cedar Creek, 12.1 mi) · 78953 (Rosanky, 13 mi) · 78656 (San Marcos, 15.3 mi) · 78617 (Austin, 15.5 mi)
Compare ZIP-level stats — population, schools, housing, climate — across nearby areas. Source: U.S. Census Bureau ZCTA basemap.
Have a specific question about ZIP 78616?
Ask Mubboo — launching Q4 2026.
Data refreshed via Mubboo's ETL pipeline; oldest source on this page retrieved Apr 23, 2026.
Social Vulnerability Index
Overall SVI
67th percentile
High Vulnerability
Based on 6 census tracts, population 10,223
Vulnerability Themes
Households Without Vehicle
25
Limited English Speakers
1,073
Persons with Disability
859
Without HS Diploma
1,838
Without Health Insurance
3,102
Adults Age 65+
969
The Social Vulnerability Index uses U.S. Census data to identify communities most at risk during public health emergencies and natural disasters. Higher percentiles indicate greater vulnerability. Tract-level scores are aggregated to this ZCTA via Census 2020 ZCTA→Tract crosswalk, weighted by land-area share. Source: atsdr.cdc.gov. Public domain.