Postal Codes

95638 ZIP Code

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ZIP code 95638 covers Herald, California, with a population of about 2,295 and a median household income of $92,321.

Population
2,29529 per square mile
Median age
49.210.5 points above the US average
Median household income
$92,321about the California median
Poverty rate
7.1%5.3 points below the US average
Typical home value
$819,633up 8.8% in five years
Median rent
$1,43826% below the California median
Degree or higher
18.1%16.9 points below the US average
Homeownership
86.7%21.7 points above the US average
Time zone
Pacific UTC-08:00observes daylight saving time
Businesses
37

Where 95638 is

Herald, 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

Population2,295
Median age49.2
Family households64.4%
Born outside the US6.5%
Speaks a language other than English at home14.6%
White (non-Hispanic)66.8%
Black (non-Hispanic)7.1%
Asian (non-Hispanic)1.7%
Hispanic or Latino21.3%
Veterans10.8%
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$92,321
Income per person$41,133
Poverty rate7.1%
Households on SNAP or cash assistance8.4%

Household income distribution

Under $10k7.1%
$10–15k0.0%
$15–20k11.0%
$20–25k0.0%
$25–30k1.4%
$30–35k2.4%
$35–40k4.2%
$40–45k5.3%
$45–50k3.2%
$50–60k3.1%
$60–75k3.4%
$75–100k17.0%
$100–125k4.9%
$125–150k6.5%
$150–200k15.5%
$200k or more14.9%

Income as declared to the IRS

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

Tax returns filed1,070
Mean adjusted gross income$96,047
Returns declaring $200,000 or more9.3%
Returns, under $25k19.6%
Returns, $25k–$50k20.6%
Returns, $50k–$75k15.9%
Returns, $75k–$100k12.1%
Returns, $100k–$200k22.4%
Returns, $200k or more9.3%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$641,300
Median gross rent$1,438
Owner-occupied86.7%
Vacant homes2.3%
Median year built1982

What the homes are

Detached house84.9%
Attached house1%
20 or more units1.2%
Mobile home12.9%
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$819,633as of 2026-07
Typical home value, 1 yearup 2.4%
Typical home value, 5 yearsup 8.8%
Typical home value, 10 yearsup 73.6%
Typical home value since 2000
200020132026$833,411$213,852

$213,852 in 2000 to $819,633 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate7.3%
Bachelor's degree or higher18.1%
High school diploma or higher92%
Works from home21%
Drives to work alone71.8%
Takes public transport0%
Commutes 45 minutes or more21.7%
Health

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

Obesity30.7% 2.7 pts below the national average of 33.4%
Diagnosed diabetes11.6% same as the national average of 12%
Currently smokes12.9% same as the national average of 13.2%
High blood pressure33.6% 0.5 pts below the national average of 34.1%
Fair or poor general health22.8% 2.5 pts above the national average of 20.3%
No health insurance (18–64)8.3% 3 pts below the national average of 11.3%
Depression24.4% 2.5 pts above the national average of 21.9%
No leisure-time physical activity21.2% 4.2 pts below the national average of 25.4%
Arthritis28% 2.9 pts above the national average of 25.1%
Binge drinking14.9% 1.1 pts below the national average of 16%
Taking blood pressure medication74.1% 0.6 pts below the national average of 74.7%
Cancer (non-skin)8.8% 1.1 pts above the national average of 7.7%
Current asthma10.7% same as the national average of 10.4%
Coronary heart disease6.9% 0.7 pts above the national average of 6.2%
Routine check-up in past year71.5% 5.2 pts below the national average of 76.7%
Cholesterol screening86.6% 0.7 pts above the national average of 85.9%
Cognitive disability15.3% 0.5 pts above the national average of 14.8%
Colorectal screening62.6% 1.7 pts below the national average of 64.3%
COPD7.1% 0.5 pts above the national average of 6.6%
Visited a dentist64.5% 3.2 pts above the national average of 61.3%
Any disability33.2% 2.5 pts above the national average of 30.7%
Lacks emotional support26.9% 2.1 pts above the national average of 24.8%
Food insecurity13.7% 3.4 pts below the national average of 17.1%
Received food stamps13.3% 1 pts below the national average of 14.3%
Hearing disability7.2% 0.5 pts above the national average of 6.7%
High cholesterol36.7% 0.5 pts above the national average of 36.2%
Housing insecurity12.3% 1.5 pts below the national average of 13.8%
Independent living disability8.9% 0.5 pts above the national average of 8.4%
Lacks transport8.2% 1 pts below the national average of 9.2%
Loneliness37.8% 3.4 pts above the national average of 34.4%
Mammography use70.9% 5 pts below the national average of 75.9%
Poor mental health (14+ days)17.9% 1.1 pts above the national average of 16.8%
Mobility disability16.2% 2.2 pts above the national average of 14%
Poor physical health (14+ days)15.3% 1.8 pts above the national average of 13.5%
Self-care disability4.2% same as the national average of 4%
Utility shut-off threat6.6% 2.2 pts below the national average of 8.8%
Sleeps under 7 hours36.4% same as the national average of 36.4%
Stroke3.7% same as the national average of 3.4%
All natural teeth lost10.7% 2.3 pts below the national average of 13%
Vision disability5.3% same as the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments37
People employed153
Annual payroll$10,383,000
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 80.4% of US census tracts
FEMA ratingRelatively Low to Relatively High across the 4 census tracts this ZIP code covers
Expected annual loss79.6 out of 100
Community resilience43.6 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.

Drought99.2Relatively High at its worst in this ZIP code
Wildfire97.4Relatively High at its worst in this ZIP code
Earthquake80.4Relatively Moderate at its worst in this ZIP code
River flooding78.9Very High at its worst in this ZIP code
Landslide78.8Relatively Low at its worst in this ZIP code
Volcanic activity57Very Low at its worst in this ZIP code
Heat wave42.2Relatively Moderate at its worst in this ZIP code
Hail28.6Very Low at its worst in this ZIP code
Tornado15.4Very Low at its worst in this ZIP code
Winter weather12.1Very Low at its worst in this ZIP code
Lightning6.8Very Low at its worst in this ZIP code
Strong wind3.7Very 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$92,321$96,334$78,538
Income per person$41,133$47,977$43,289
Poverty rate7.1%12%12.4%
Median home value$641,300$695,400$303,400
Median gross rent$1,438$1,956$1,348
Homeownership86.7%55.8%65%
Bachelor's degree or higher18.1%36.5%35%
Unemployment rate7.3%6.4%5.2%
Works from home21%15.5%13.5%
Born outside the US6.5%26.7%13.9%
Median age49.237.638.7
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 stationLODI, CA US25 km away
Rain in a year18 in

Average high and low by month

January56.7°F / 39.6°F3.51 in rain
February62.7°F / 41.6°F3.43 in rain
March68.7°F / 44.8°F2.49 in rain
April74°F / 47.3°F1.53 in rain
May81.3°F / 52.3°F0.68 in rain
June88.3°F / 56.7°F0.18 in rain
July92.4°F / 59.1°F0.01 in rain
August91.9°F / 58.2°F0.03 in rain
September88.6°F / 56.1°F0.1 in rain
October79.3°F / 50.4°F0.94 in rain
November65.3°F / 43.4°F1.84 in rain
December56.6°F / 38.7°F3.63 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 3 school districts, so the address decides which one, not the ZIP code.

Galt Joint Union High School District47.8% of this ZIP code's land area
Arcohe Union Elementary School District46.9% of this ZIP code's land area
Elk Grove Unified School District4.5% 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 vulnerability46more vulnerable than 46% of US census tracts
Socioeconomic status48more vulnerable than 48% of US census tracts
Household characteristics22more vulnerable than 22% of US census tracts
Racial and ethnic minority status55more vulnerable than 55% of US census tracts
Housing type and transport59more vulnerable than 59% of US census tracts
Walkability4 out of 20Least walkable
Nearby ZIP codes

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

95693 Wilton, CA10.8 km away
95632 Galt, CA12.1 km away
95220 Acampo, CA13 km away
95227 Clements, CA15.5 km away
95237 Lockeford, CA17 km away
95253 Victor, CA19.5 km away
95640 Ione, CA20.3 km away
95624 Elk Grove, CA20.5 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.

Sacramento County100% of this ZIP code's land area
Time zonePacific (UTC-08:00 standard)
Daylight saving timeObserved
Land area80.23 sq mi
Water area0.59 sq mi
Population density29 people per sq mi
Latitude, longitude38.3119, -121.1729

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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