Postal Codes

04021 ZIP Code

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ZIP code 04021 covers Cumberland Center, Maine, with a population of about 6,629 and a median household income of $145,833.

Population
6,629323 per square mile
Median age
38.9about the US average
Median household income
$145,8332.0× the Maine median
Poverty rate
4.8%7.6 points below the US average
Typical home value
$719,672up 27.1% in five years
Degree or higher
69.6%34.6 points above the US average
Homeownership
93.4%28.4 points above the US average
Time zone
Eastern UTC-05:00observes daylight saving time
Businesses
179

Where 04021 is

Cumberland Center, Maine — 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

Population6,629
Median age38.9
Family households82.7%
Born outside the US3.2%
Speaks a language other than English at home3.7%
White (non-Hispanic)92.8%
Black (non-Hispanic)0.5%
Asian (non-Hispanic)1.3%
Hispanic or Latino1.7%
Veterans4.9%
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$145,833
Income per person$70,422
Poverty rate4.8%
Households on SNAP or cash assistance3.3%

Household income distribution

Under $10k4.1%
$10–15k1.0%
$15–20k0.6%
$20–25k1.1%
$25–30k0.7%
$30–35k0.9%
$35–40k0.4%
$40–45k1.4%
$45–50k2.6%
$50–60k4.6%
$60–75k5.7%
$75–100k8.2%
$100–125k9.1%
$125–150k11.5%
$150–200k18.3%
$200k or more29.8%

Income as declared to the IRS

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

Tax returns filed3,450
Mean adjusted gross income$156,029
Returns declaring $200,000 or more20.6%
Returns, under $25k19.7%
Returns, $25k–$50k13.3%
Returns, $50k–$75k11.0%
Returns, $75k–$100k8.7%
Returns, $100k–$200k26.7%
Returns, $200k or more20.6%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$506,800
Owner-occupied93.4%
Vacant homes4.8%
Median year built1981

What the homes are

Detached house88%
Attached house4.7%
2 to 4 units2.8%
5 to 19 units2.1%
Mobile home2.5%
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$719,672as of 2026-07
Typical home value, 1 yearup 1%
Typical home value, 5 yearsup 27.1%
Typical home value, 10 yearsup 98.1%
Typical home value since 2000
200020132026$719,672$193,435

$193,435 in 2000 to $719,672 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate2.8%
Bachelor's degree or higher69.6%
High school diploma or higher98.7%
Works from home26.1%
Drives to work alone66.5%
Takes public transport1%
Commutes 45 minutes or more15.5%
Health

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

Obesity25.5% 7.9 pts below the national average of 33.4%
Diagnosed diabetes8% 4 pts below the national average of 12%
Currently smokes8.8% 4.4 pts below the national average of 13.2%
High blood pressure30.7% 3.4 pts below the national average of 34.1%
Fair or poor general health11.8% 8.5 pts below the national average of 20.3%
No health insurance (18–64)4.6% 6.7 pts below the national average of 11.3%
Depression24.7% 2.8 pts above the national average of 21.9%
No leisure-time physical activity13.8% 11.6 pts below the national average of 25.4%
Arthritis26.6% 1.5 pts above the national average of 25.1%
Binge drinking18% 2 pts above the national average of 16%
Taking blood pressure medication73.7% 1 pts below the national average of 74.7%
Cancer (non-skin)9.7% 2 pts above the national average of 7.7%
Current asthma11.5% 1.1 pts above the national average of 10.4%
Coronary heart disease5.2% 1 pts below the national average of 6.2%
Routine check-up in past year81.1% 4.4 pts above the national average of 76.7%
Cholesterol screening90.5% 4.6 pts above the national average of 85.9%
Cognitive disability10.9% 3.9 pts below the national average of 14.8%
Colorectal screening73.8% 9.5 pts above the national average of 64.3%
COPD5% 1.6 pts below the national average of 6.6%
Visited a dentist75.4% 14.1 pts above the national average of 61.3%
Any disability22.1% 8.6 pts below the national average of 30.7%
Lacks emotional support19.2% 5.6 pts below the national average of 24.8%
Food insecurity5.4% 11.7 pts below the national average of 17.1%
Received food stamps6.6% 7.7 pts below the national average of 14.3%
Hearing disability6% 0.7 pts below the national average of 6.7%
High cholesterol33.8% 2.4 pts below the national average of 36.2%
Housing insecurity6% 7.8 pts below the national average of 13.8%
Independent living disability5.3% 3.1 pts below the national average of 8.4%
Lacks transport4.9% 4.3 pts below the national average of 9.2%
Loneliness28.9% 5.5 pts below the national average of 34.4%
Mammography use83.3% 7.4 pts above the national average of 75.9%
Poor mental health (14+ days)14.7% 2.1 pts below the national average of 16.8%
Mobility disability8.7% 5.3 pts below the national average of 14%
Poor physical health (14+ days)10.7% 2.8 pts below the national average of 13.5%
Self-care disability2.2% 1.8 pts below the national average of 4%
Utility shut-off threat4.6% 4.2 pts below the national average of 8.8%
Sleeps under 7 hours28.1% 8.3 pts below the national average of 36.4%
Stroke2.5% 0.9 pts below the national average of 3.4%
All natural teeth lost6.7% 6.3 pts below the national average of 13%
Vision disability2.6% 3 pts below the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments179
People employed1,729
Annual payroll$141,181,000
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 24.9% of US census tracts
FEMA ratingVery Low to Relatively Low across the 3 census tracts this ZIP code covers
Expected annual loss29 out of 100
Community resilience98.7 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.

Winter weather96.6Very High at its worst in this ZIP code
Ice storm95.4Very High at its worst in this ZIP code
Hurricane82.9Relatively Moderate at its worst in this ZIP code
Landslide77.1Very Low at its worst in this ZIP code
Lightning71.1Relatively Moderate at its worst in this ZIP code
Strong wind64.9Relatively Moderate at its worst in this ZIP code
Hail64.8Relatively Moderate at its worst in this ZIP code
Wildfire64.7Very Low at its worst in this ZIP code
Earthquake41.6Relatively Low at its worst in this ZIP code
Cold wave38.7Relatively Moderate at its worst in this ZIP code
Coastal flooding33.3Relatively Moderate at its worst in this ZIP code
River flooding25.7Relatively Low at its worst in this ZIP code
Tornado21.7Very Low at its worst in this ZIP code
Heat wave17Relatively Low at its worst in this ZIP code
Compared with Maine 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 ZIPMaineUnited States
Median household income$145,833$71,773$78,538
Income per person$70,422$42,035$43,289
Poverty rate4.8%10.8%12.4%
Median home value$506,800$266,400$303,400
Median gross rent$1,084$1,348
Homeownership93.4%74%65%
Bachelor's degree or higher69.6%35.3%35%
Unemployment rate2.8%3.9%5.2%
Works from home26.1%14.1%13.5%
Born outside the US3.2%3.9%13.9%
Median age38.944.838.7
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 stationGRAY, ME US10.6 km away
Rain in a year50 in
Snow in a year84 in

Average high and low by month

January29.8°F / 14.2°F3.55 in rain, 20.6 in snow
February33.1°F / 16.4°F3.34 in rain, 20.4 in snow
March41.3°F / 24.6°F4.01 in rain, 16.2 in snow
April52.9°F / 34°F4.4 in rain, 4.7 in snow
May64.3°F / 44°F3.56 in rain
June73.4°F / 53.8°F4.73 in rain
July79°F / 60.1°F3.73 in rain
August78.2°F / 58.9°F3.84 in rain
September70.4°F / 51.5°F4.32 in rain
October57.7°F / 40.8°F5.42 in rain, 0.6 in snow
November46.1°F / 31.4°F4.65 in rain, 3.8 in snow
December35.2°F / 21.1°F4.59 in rain, 17.7 in snow
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 supermarket100% of this ZIP code's area
No vehicle and far from a supermarket100% of this ZIP code's area
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%.

School Administrative District 5199.9% 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 vulnerability7more vulnerable than 7% of US census tracts
Socioeconomic status4more vulnerable than 4% of US census tracts
Household characteristics20more vulnerable than 20% of US census tracts
Racial and ethnic minority status12more vulnerable than 12% of US census tracts
Housing type and transport26more vulnerable than 26% of US census tracts
Walkability5.9 out of 20Below average
Nearby ZIP codes

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

04110 Cumberland Foreside, ME6.8 km away
04097 North Yarmouth, ME6.9 km away
04105 Falmouth, ME7.1 km away
04096 Yarmouth, ME7.2 km away
04069 Pownal, ME11.7 km away
04078 South Freeport, ME11.9 km away
04062 Windham, ME12 km away
04103 Portland, ME12.3 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.

Cumberland County100% of this ZIP code's land area
Time zoneEastern (UTC-05:00 standard)
Daylight saving timeObserved
Land area20.55 sq mi
Water area0.05 sq mi
Population density323 people per sq mi
Latitude, longitude43.7974, -70.2649

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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