Postal Codes

95228 ZIP Code

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ZIP code 95228 covers Copperopolis, California, with a population of about 4,880 and a median household income of $107,857.

Population
4,88053 per square mile
Median age
51.212.5 points above the US average
Median household income
$107,8571.1× the California median
Poverty rate
5.9%6.5 points below the US average
Typical home value
$531,005up 3% in five years
Median rent
$1,931about the California median
Degree or higher
22.3%12.7 points below the US average
Homeownership
82%17 points above the US average
Time zone
Pacific UTC-08:00observes daylight saving time
Businesses
76

Where 95228 is

Copperopolis, California — the area the Census Bureau draws for this ZIP code. ZIP codes are sets of delivery routes rather than areas, so this is the Census approximation of one, not a Postal Service boundary.

People and households

American Community Survey 2019–2023 five-year estimates

Population4,880
Median age51.2
Family households79.9%
Born outside the US2.8%
Speaks a language other than English at home9.3%
White (non-Hispanic)71.4%
Black (non-Hispanic)1.6%
Asian (non-Hispanic)0.9%
Hispanic or Latino25.3%
Veterans10.4%
Population by age
MaleFemale0-45-910-1415-1920-2425-3435-4445-5455-6465-7475-8485+
Income and poverty

American Community Survey 2019–2023 five-year estimates

Median household income$107,857
Income per person$49,326
Poverty rate5.9%
Households on SNAP or cash assistance7.7%

Household income distribution

Under $10k5.7%
$10–15k0.9%
$15–20k2.2%
$20–25k1.1%
$25–30k1.0%
$30–35k2.8%
$35–40k1.5%
$40–45k2.8%
$45–50k2.4%
$50–60k3.1%
$60–75k4.4%
$75–100k14.9%
$100–125k17.7%
$125–150k8.5%
$150–200k6.1%
$200k or more24.8%

Income as declared to the IRS

Filed returns rather than survey responses, so this counts tax units and not households.

Tax returns filed2,220
Mean adjusted gross income$101,949
Returns declaring $200,000 or more10.8%
Returns, under $25k21.2%
Returns, $25k–$50k19.4%
Returns, $50k–$75k13.5%
Returns, $75k–$100k11.3%
Returns, $100k–$200k23.9%
Returns, $200k or more10.8%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$453,400
Median gross rent$1,931
Rent as a share of household income30.8%
Owner-occupied82%
Vacant homes29.6%
Median year built1998

What the homes are

Detached house77.8%
Attached house7.3%
2 to 4 units6.3%
Mobile home8.6%
Home values and rents today

Zillow Home Value Index and Zillow Observed Rent Index, courtesy of Zillow. Monthly and current, where the Census figures above are a five-year average and are capped at $2,000,000.

Typical home value$531,005as of 2026-07
Typical home value, 1 yeardown 1.8%
Typical home value, 5 yearsup 3%
Typical home value, 10 yearsup 55%
Typical home value since 2000
200520152026$589,750$216,384

$277,540 in 2005 to $531,005 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate6.4%
Bachelor's degree or higher22.3%
High school diploma or higher92.2%
Works from home6.5%
Drives to work alone79.4%
Takes public transport1.8%
Commutes 45 minutes or more33.1%
Health

CDC PLACES 2025 release, model-based estimates. These are modelled small-area estimates for adults, not counts of diagnosed cases.

Obesity28.5% 4.9 pts below the national average of 33.4%
Diagnosed diabetes11.9% same as the national average of 12%
Currently smokes12.3% 0.9 pts below the national average of 13.2%
High blood pressure35.7% 1.6 pts above the national average of 34.1%
Fair or poor general health20.1% same as the national average of 20.3%
No health insurance (18–64)6% 5.3 pts below the national average of 11.3%
Depression23.3% 1.4 pts above the national average of 21.9%
No leisure-time physical activity22.1% 3.3 pts below the national average of 25.4%
Arthritis29.7% 4.6 pts above the national average of 25.1%
Binge drinking15.8% same as the national average of 16%
Taking blood pressure medication77% 2.3 pts above the national average of 74.7%
Cancer (non-skin)10.9% 3.2 pts above the national average of 7.7%
Current asthma10.4% same as the national average of 10.4%
Coronary heart disease7.8% 1.6 pts above the national average of 6.2%
Routine check-up in past year76.3% same as the national average of 76.7%
Cholesterol screening89.3% 3.4 pts above the national average of 85.9%
Cognitive disability13.6% 1.2 pts below the national average of 14.8%
Colorectal screening66.5% 2.2 pts above the national average of 64.3%
COPD7.3% 0.7 pts above the national average of 6.6%
Visited a dentist65.6% 4.3 pts above the national average of 61.3%
Any disability32% 1.3 pts above the national average of 30.7%
Lacks emotional support24% 0.8 pts below the national average of 24.8%
Food insecurity10.9% 6.2 pts below the national average of 17.1%
Received food stamps10.5% 3.8 pts below the national average of 14.3%
Hearing disability8% 1.3 pts above the national average of 6.7%
High cholesterol40% 3.8 pts above the national average of 36.2%
Housing insecurity9.6% 4.2 pts below the national average of 13.8%
Independent living disability8.2% same as the national average of 8.4%
Lacks transport6.5% 2.7 pts below the national average of 9.2%
Loneliness32.2% 2.2 pts below the national average of 34.4%
Mammography use75.5% same as the national average of 75.9%
Poor mental health (14+ days)16.4% same as the national average of 16.8%
Mobility disability15.9% 1.9 pts above the national average of 14%
Poor physical health (14+ days)14.7% 1.2 pts above the national average of 13.5%
Self-care disability3.9% same as the national average of 4%
Utility shut-off threat5.3% 3.5 pts below the national average of 8.8%
Sleeps under 7 hours32.9% 3.5 pts below the national average of 36.4%
Stroke4% 0.6 pts above the national average of 3.4%
All natural teeth lost9.8% 3.2 pts below the national average of 13%
Vision disability4.7% 0.9 pts below the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments76
People employed546
Annual payroll$28,183,000
Natural hazard risk

FEMA National Risk Index, estimated for this ZIP code from census tract data — the NRI is not published per ZIP.

Overall riskHigher than 94.3% of US census tracts
FEMA ratingRelatively High
Expected annual loss90.8 out of 100
Community resilience30.4 out of 100

By hazard

Score is out of 100 and is the area-weighted average across the census tracts this ZIP code covers. The rating beside it is the highest any one of those tracts carries.

Wildfire99.7Very High at its worst in this ZIP code
Drought98.1Relatively High at its worst in this ZIP code
Landslide97.5Relatively Moderate at its worst in this ZIP code
River flooding85.5Relatively High at its worst in this ZIP code
Heat wave83.1Relatively Moderate at its worst in this ZIP code
Winter weather78.3Relatively High at its worst in this ZIP code
Volcanic activity76Very Low at its worst in this ZIP code
Earthquake69.7Relatively Low at its worst in this ZIP code
Lightning61.8Relatively Moderate at its worst in this ZIP code
Avalanche22.7Very Low at its worst in this ZIP code
Hail21.4Very Low at its worst in this ZIP code
Strong wind20.2Relatively Low at its worst in this ZIP code
Tornado6.7Very Low at its worst in this ZIP code
Compared with California and the United States

State and national columns are figures for those areas, not for this ZIP code. American Community Survey 2019–2023 five-year estimates

This ZIPCaliforniaUnited States
Median household income$107,857$96,334$78,538
Income per person$49,326$47,977$43,289
Poverty rate5.9%12%12.4%
Median home value$453,400$695,400$303,400
Median gross rent$1,931$1,956$1,348
Homeownership82%55.8%65%
Bachelor's degree or higher22.3%36.5%35%
Unemployment rate6.4%6.4%5.2%
Works from home6.5%15.5%13.5%
Born outside the US2.8%26.7%13.9%
Median age51.237.638.7
Climate

NOAA US Climate Normals 1991-2020, from the nearest weather station with a full year of records. The station and its distance are named above, because a station forty kilometres away describes somewhere else.

Weather stationNEW MELONES DAM HQ, CA US15.2 km away
Rain in a year30 in
Snow in a year0 in

Average high and low by month

January57.3°F / 38.2°F5.85 in rain
February60.6°F / 39.7°F4.85 in rain
March64.8°F / 43.5°F4.77 in rain, 0.2 in snow
April70°F / 45.9°F2.58 in rain
May79.4°F / 52.4°F1.48 in rain
June89.3°F / 59.2°F0.36 in rain
July97.1°F / 65.4°F0.03 in rain
August96.2°F / 64.5°F0.04 in rain
September90.7°F / 60.2°F0.21 in rain
October79.7°F / 52.4°F1.51 in rain
November66°F / 44.1°F2.91 in rain
December57.4°F / 37.8°F5.16 in rain
Access to food

USDA Food Access Research Atlas, estimated for this ZIP code from census tract data. Each figure is the share of the ZIP code's land area that falls in a tract carrying that flag.

Low income and far from a supermarketNone of this ZIP code
Far from a supermarketNone of this ZIP code
No vehicle and far from a supermarketNone of this ZIP code
School districts

NCES Geographic Relationship File 2025, which states the association between each district and each ZIP code tabulation area directly. Elementary and secondary districts can cover the same ground, so shares need not total 100%.

This ZIP code is served by 2 school districts, so the address decides which one, not the ZIP code.

Bret Harte Union High School District50% of this ZIP code's land area
Mark Twain Union Elementary School District50% of this ZIP code's land area
Community and walkability

CDC/ATSDR Social Vulnerability Index 2022 and the EPA National Walkability Index, both estimated for this ZIP code from census tract data. Vulnerability figures are national percentile ranks, not measurements.

Overall social vulnerability41more vulnerable than 41% of US census tracts
Socioeconomic status42more vulnerable than 42% of US census tracts
Household characteristics85more vulnerable than 85% of US census tracts
Racial and ethnic minority status38more vulnerable than 38% of US census tracts
Housing type and transport15more vulnerable than 15% of US census tracts
Walkability5.7 out of 20Least walkable
Nearby ZIP codes

The closest ZIP codes by centre point, which is not the same as sharing a border.

95222 Angels Camp, CA15.4 km away
95327 Jamestown, CA16.1 km away
95221 Altaville, CA17.1 km away
95309 Chinese Camp, CA22.7 km away
95251 Vallecito, CA23.2 km away
95310 Columbia, CA24.2 km away
95229 Douglas Flat, CA25.1 km away
95361 Oakdale, CA25.5 km away
Location, counties and time zone

County shares from Census 2020 ZCTA relationship files. Time zone from the USDOT National Transportation Atlas, which renders the boundaries written into 49 CFR Part 71.

Calaveras County100% of this ZIP code's land area
Time zonePacific (UTC-08:00 standard)
Daylight saving timeObserved
Land area91.4 sq mi
Water area1.28 sq mi
Population density53 people per sq mi
Latitude, longitude37.9440, -120.6423

Figures are published for this ZIP code or its Census tabulation area unless a section says otherwise. Estimates whose margin of error made them unreliable are omitted rather than shown. Sources: US Census Bureau, CDC, IRS.

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