Population & age
- Total population
- 522
- Median age
- 36.9
Mariposa County · Population 522
El Portal, CA (ZIP 95318) sits in Mariposa County. The page draws on 2 federal data feeds retrieved Apr 26. Top health signal: Annual Checkup comes in above the national average at 69.0%. NCES lists 1 schools serving the area, 1 non-charter. 10 colleges and universities serve the area, with median in-state tuition of $1,282. Local establishments report average pay of $33,761 per worker (Census ZBP) — below the US average. FEMA has issued 24 federal disaster declarations affecting this ZIP since 1969 — a high-frequency exposure profile. New residents arriving here predominantly come from Merced County, CA (IRS SOI Migration, 2022-2023). Healthcare access is the area's quieter strength; school options sit on the lighter side, so families may find themselves looking at districts a few ZIPs over. Notable: median household income $52,543, fair market rent of $1,450 for a two-bedroom, and a low 0.0% poverty rate. Every figure on this page links to its underlying federal dataset with a retrieval date so you can audit the freshness yourself.
Studio
$1,010
/month
1 Bed
$1,150
/month
2 Bed
$1,450
/month
3 Bed
$2,020
/month
4 Bed
$2,430
/month
HUD Fair Market Rents represent the 40th percentile of standard-quality rental housing in this area. FY2026 data.
New housing units permitted
89
Across 86 permitted buildings. Total construction value: $19.5M.
Single-family
83
93% of total units
Multifamily (2+ unit)
6
7% of total units
Single-family value
$18.1M
construction value
Multifamily value
$1.4M
construction value
Based on county-level data (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.
Business establishments
10
Total employment
218
Annual payroll
$7.4M
Average annual pay
$33,761
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
$52,414
Average weekly wage
$1,008
Total employment
6,075
Total establishments
643
That is roughly 20% 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
5.5%
That is 1.5 percentage points above the US national unemployment rate of about 4.0%.
Labor force
7,341
Employed
6,937
Unemployed
404
Based on Mariposa County, CA 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.
Public EV charging stations
2
Limited EV charging
A small number of public charging stations — viable for EV ownership with home charging, but minimal redundancy.
Level 2 ports
2
AC charging — workplace, retail, home
DC Fast ports
0
Highway-class fast charging
Charging networks
Active public stations only. Snapshot taken 2026; AFDC's underlying registry refreshes continuously as stations open and close.
Source: U.S. Department of Energy via NREL (afdc.energy.gov). Per-ZIP counts of active public alternative-fuel stations (electric, hydrogen, propane, CNG, biodiesel, E85, LNG, renewable diesel) and EV charging-port totals.
Public-library outlets
1
Single library outlet
One public-library outlet serves this ZIP — typical of suburban and small-town areas. Card holders also have full access to the rest of the system's branches.
Buildings
1
1 branch
Avg hours / week
16
across outlets in this ZIP
Avg square feet
900
per outlet
Outlets in this ZIP
Public libraries provide free WiFi, computer access, children's programming, job-seeking resources, and meeting space — community infrastructure beyond books. FY2023 outlet inventory from the federal Public Libraries Survey.
Source: Institute of Museum and Library Services (imls.gov). Per-ZIP counts of active public-library outlets — central buildings, branches, and bookmobiles — operated by federally reporting library systems.
Federally Declared Disasters
24
Date Range
1969–2024
Most Recent Declaration
FRENCH FIRE
Fire — declared July 5, 2024 (DR-5503)
Incident period: July 4, 2024 – July 7, 2024
Top Incident Types
Individual Assistance
4
Direct help to disaster survivors
Households Program
2
Housing & temporary lodging support
Public Assistance
24
Repair of public facilities & roads
Hazard Mitigation
10
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
54.9°F
43.8° – 66°
Annual precipitation
36.9"
Annual snowfall
51.4"
Heating · cooling days
4,377.2 · 729.1
Annual base 65°F
Nearest station: HETCH HETCHY, CA US, 20.5 miles from the centroid of El Portal, CA (ZIP 95318)
Source: NOAA National Centers for Environmental Information, 1991–2020 U.S. Climate Normals (ncei.noaa.gov). Public domain.
Median daily AQI
45
GoodPeak AQI (2024)
133
Unhealthy for Sensitive Groups
Primary pollutant
Ozone
336 days as main pollutant
Days measured
366
Based on Mariposa County data (2024).
Source: U.S. Environmental Protection Agency, Air Quality System (epa.gov). Public domain. Only counties with EPA AQS monitoring stations appear here (~30% of US counties); rural ZIPs whose primary county has no monitor will not show this section.
Years of potential life lost (per 100K)
9,759
That is roughly 1,559 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
20%
of adults self-report
Poor physical health days
4.6
avg per adult per month
Poor mental health days
6.0
avg per adult per month
Uninsured
6.7%
of residents under 65
Primary care MDs
23
per 100,000 residents
Preventable hospital stays
2,415
per 100K Medicare enrollees
Food environment (0-10)
8.1
10 = best access & security
Exercise access
45%
residents near a facility
Flu vaccinated
28%
of Medicare enrollees
Low birth weight (under 2,500 g) accounts for 7.4% of live births in this county — an early-life health input that downstream outcomes track against.
Based on Mariposa 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
Good food access — most residents near a store
8.1% of Mariposa County, CA residents live more than 1 mile (urban) or 10 miles (rural) from the nearest supermarket.
Grocery stores
0.29
per 1,000 residents
Supercenters & clubs
—
per 1,000 residents
SNAP-authorized stores
0.82
accepting food benefits
Fast-food restaurants
0.35
per 1,000 residents
Among low-income residents, 2.6% 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 Mariposa County, CA 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 · 94 reports
Property crime rate
—
per 100K residents · 177 reports
Homicide
0
Robbery
2
Burglary
62
Vehicle theft
1
County-level data for Mariposa (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)
▼−62 people
−74 households • +$9.7M net AGI flow
Moved in
643households
1,065 people • $50.5M AGI
Moved out
717households
1,127 people • $40.8M AGI
Where new residents came from
Where departing residents went
Incoming households reported an average AGI of $78,485 versus departing households' $56,915.
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 95318. Numbers reflect the most recent published year per source.
Income tax
13.30%
graduated · 9 brackets
Sales tax (combined)
8.99%
State 7.25% · avg local 1.74%
Property tax (effective)
0.75%
Median $2,865/year
Tax burden rank
46 of 50
12.20% of personal income
For ZIP 95318: Applied to this ZIP's typical home value of $293,100, that works out to roughly $2,210/year in property tax.
Program
Paid Family Leave
Mandatory (state-run insurance)
Max weeks/year
52
Parental
8wk
Max weekly benefit
$1,765
Replacement: 90% AWW $723-16280; 70% >$20931
SNAP eligibility
200% FPL
Broad-Based Categorical Eligibility (raises gross income limit above federal 130% floor). No asset test.
Sources: Tax Foundation (state tax rates & brackets), Bipartisan Policy Center (paid family leave), USDA FNS (SNAP categorical eligibility).
Nearby ZIPs by distance
95345 (Midpines, 10 mi) · 95338 (Mariposa, 14.6 mi) · 93623 (Fish Camp, 15 mi) · 95311 (Greeley Hill, 15.7 mi) · 95321 (Pine Mountain Lake, 18.4 mi) · 93601 (Ahwahnee, 19.5 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.
32.6%
Tracks close to the 33.0% national rate.
29.8%
2.2pp below the 32.0% national rate.
25.9%
3.9pp above the 22.0% national rate.
69.0%
7.0pp below the 76.0% national rate.
7.1%
5.9pp below the 13.0% national rate.
9.9%
Tracks close to the 11.0% national rate.
1 school serves this ZIP, including 1 non-charter.
| School | Type | Grades | Enrollment |
|---|---|---|---|
| Yosemite National Park El Portal | Public | 0–8 | 72 |
Schools listed from NCES Common Core of Data via the Urban Institute Education Data Portal.
Fresh.NCES CCD via Urban Institute EDP · Apr 26, 2026Colleges in this area
10
Median in-state tuition
$1,282
Median earnings (10 yr)
$38,066
Modesto, CA · 95350
Merced, CA · 95348
Turlock, CA · 95382
Merced, CA · 95343
Sonora, CA · 95370
Salida, CA · 95368
Merced, CA · 95340
Merced, CA · 95340
Modesto, CA · 95350
Modesto, CA · 95350
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.
El Portal, CA (ZIP 95318) sits in Mariposa County. The page draws on 2 federal data feeds retrieved Apr 26. Top health signal: Annual Checkup comes in above the national average at 69.0%. NCES lists 1 schools serving the area, 1 non-charter. 10 colleges and universities serve the area, with median in-state tuition of $1,282. Local establishments report average pay of $33,761 per worker (Census ZBP) — below the US average. FEMA has issued 24 federal disaster declarations affecting this ZIP since 1969 — a high-frequency exposure profile. New residents arriving here predominantly come from Merced County, CA (IRS SOI Migration, 2022-2023). Healthcare access is the area's quieter strength; school options sit on the lighter side, so families may find themselves looking at districts a few ZIPs over. Notable: median household income $52,543, fair market rent of $1,450 for a two-bedroom, and a low 0.0% poverty rate. Every figure on this page links to its underlying federal dataset with a retrieval date so you can audit the freshness yourself.
The two domains pull in different directions. Healthcare access reads strong, but the on-paper school count is on the lighter side — that’s less a quality signal and more a density one. Households here often look at districts a few ZIPs over for school choice while keeping their providers local.
One concrete reading worth keeping: Depression prevalence sits higher the national rate at 25.9%. 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.
32.6%, which is 0.4 percentage points below the national average of 33.0% (CDC PLACES, retrieved Apr 24, 2026).
25.9%, which is 3.9 percentage points above the national average of 22.0% (CDC PLACES, retrieved Apr 24, 2026).
29.8%, which is 2.2 percentage points below 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 26, 2026). No charter schools are listed in this ZIP by NCES CCD.
No charter schools are listed in ZIP 95318 by NCES CCD (retrieved Apr 26, 2026).
No high schools are listed in this ZIP by NCES CCD (retrieved Apr 26, 2026).
522 people live in ZIP 95318, with a median age of 36.9 (Census ACS 5-Year 2022, retrieved Apr 30, 2026).
$52,543 per year (Census ACS 5-Year 2022, retrieved Apr 30, 2026).
In ZIP 95318, 66.9% of occupied housing units are owner-occupied and 33.1% are renter-occupied (Census ACS 5-Year 2022, retrieved Apr 30, 2026).
In ZIP 95318, 6.4% of workers work from home. Public transit is used by 0.0% of commuters (Census ACS 5-Year 2022, retrieved Apr 30, 2026).
0.0% of the population in ZIP 95318 lives below the federal poverty line (Census ACS 5-Year 2022, retrieved Apr 30, 2026).
100.0% of households in ZIP 95318 have broadband internet access (Census ACS 5-Year 2022, retrieved Apr 30, 2026).
As of 2022, 10 business establishments operated in ZIP 95318 employing 218 workers (Census ZIP Business Patterns, retrieved May 3, 2026).
The average annual pay across all local establishments in ZIP 95318 is $33,761, based on Census ZIP Business Patterns 2022 data (retrieved May 3, 2026).
According to the CDC Social Vulnerability Index (2022), ZIP 95318 ranks in the 52th percentile nationally for social vulnerability — a high vulnerability profile (retrieved May 3, 2026).
Household Characteristics is the highest-scoring CDC SVI theme for ZIP 95318, ranking in the 69th percentile nationally (CDC/ATSDR Social Vulnerability Index 2022, retrieved May 3, 2026).
FEMA has recorded 24 federal disaster declarations affecting ZIP 95318 between 1969–2024 (FEMA OpenFEMA Disaster Declarations, retrieved May 3, 2026).
Fire is the most common federally declared disaster type affecting ZIP 95318, accounting for 9 of 24 declarations (38%, FEMA OpenFEMA, retrieved May 3, 2026).
The most recent FEMA disaster declaration affecting ZIP 95318 was "FRENCH FIRE" — a fire declared in 2024 (DR-5503) (FEMA OpenFEMA, retrieved May 3, 2026).
10 colleges and universities are listed near ZIP 95318 by the U.S. Department of Education College Scorecard, including Modesto Junior College, Merced College, and California State University-Stanislaus (retrieved May 2, 2026).
Median in-state tuition across 10 nearby institutions is $1,282 (College Scorecard, retrieved May 2, 2026).
Graduates of nearby colleges earn a median of $38,066 ten years after entry (College Scorecard, retrieved May 2, 2026).
ZIP 95318 has an average annual temperature of 54.9°F and 36.9" of annual precipitation based on the HETCH HETCHY, CA US weather station 20.4 miles from the ZIP centroid (NOAA 1991–2020 Climate Normals, retrieved May 8, 2026).
California has a graduated income tax with a top rate of 13.30%. Combined sales tax: 8.99% (Tax Foundation 2025).
California runs an active paid family leave program (Paid Family Leave) offering up to 52 weeks of paid leave per year, with a maximum weekly benefit of $1,765 (Bipartisan Policy Center 2026).
This page covers health outcomes from CDC PLACES (40 metrics), school information from NCES CCD (1 school), demographics from the Census ACS 5-Year (2022), colleges from the U.S. Department of Education College Scorecard (10 institutions), local business & employment from Census ZIP Business Patterns (2022), social vulnerability scores from the CDC/ATSDR SVI (2022), federal disaster declarations from FEMA OpenFEMA (24 on record), climate normals from NOAA NCEI (1991-2020), county-level crime data from the FBI Crime Data Explorer (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 26, 2026 from NCES CCD. Demographics retrieved Apr 30, 2026 from Census ACS 5-Year (2022). College data retrieved May 2, 2026 from U.S. Dept of Education College Scorecard. 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 (24 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). State-level tax rates retrieved 2026-05-05 15:58:22.284+00 from the Tax Foundation.
Nearby ZIPs by distance
95345 (Midpines, 10 mi) · 95338 (Mariposa, 14.6 mi) · 93623 (Fish Camp, 15 mi) · 95311 (Greeley Hill, 15.7 mi) · 95321 (Pine Mountain Lake, 18.4 mi) · 93601 (Ahwahnee, 19.5 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 95318?
Ask Mubboo — launching Q4 2026.
Data refreshed via Mubboo's ETL pipeline; oldest source on this page retrieved Apr 24, 2026.
Social Vulnerability Index
Overall SVI
52nd percentile
High Vulnerability
Based on 2 census tracts, population 791
Vulnerability Themes
Households Without Vehicle
9
Limited English Speakers
23
Persons with Disability
152
Without HS Diploma
29
Without Health Insurance
26
Adults Age 65+
302
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.