Postal Codes

04109 ZIP Code

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ZIP code 04109 covers Portland, Maine, with a population of about 188.

Population
188151 per square mile
Median age
73.134.4 points above the US average
Poverty rate
19.7%7.3 points above the US average
Typical home value
$872,138up 21% in five years
Degree or higher
87.6%52.6 points above the US average
Homeownership
100%35 points above the US average
Time zone
Eastern UTC-05:00observes daylight saving time
Businesses
5

Where 04109 is

Portland, 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

Population188
Median age73.1
Family households71.6%
Born outside the US0%
Speaks a language other than English at home2.7%
White (non-Hispanic)96.8%
Black (non-Hispanic)0%
Asian (non-Hispanic)0%
Hispanic or Latino3.2%
Veterans5.9%
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

Income per person$44,605
Poverty rate19.7%
Households on SNAP or cash assistance13.7%

Household income distribution

Under $10k0.0%
$10–15k0.0%
$15–20k17.6%
$20–25k16.7%
$25–30k13.7%
$30–35k0.0%
$35–40k0.0%
$40–45k0.0%
$45–50k5.9%
$50–60k0.0%
$60–75k4.9%
$75–100k0.0%
$100–125k14.7%
$125–150k5.9%
$150–200k14.7%
$200k or more5.9%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$717,700
Owner-occupied100%
Vacant homes69.1%
Median year built1938

What the homes are

Detached house86.4%
Attached house13.6%
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$872,138as of 2026-07
Typical home value, 1 yearup 1.1%
Typical home value, 5 yearsup 21%
Typical home value since 2000
201720212026$872,138$529,887

$529,887 in 2017 to $872,138 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate0%
Bachelor's degree or higher87.6%
High school diploma or higher100%
Works from home32.7%
Drives to work alone11.5%
Takes public transport42.3%
Commutes 45 minutes or more20%
Health

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

Obesity26.6% 6.8 pts below the national average of 33.4%
Diagnosed diabetes12.1% same as the national average of 12%
Currently smokes9.3% 3.9 pts below the national average of 13.2%
High blood pressure40.7% 6.6 pts above the national average of 34.1%
Fair or poor general health15.3% 5 pts below the national average of 20.3%
No health insurance (18–64)4.7% 6.6 pts below the national average of 11.3%
Depression23.4% 1.5 pts above the national average of 21.9%
No leisure-time physical activity17.2% 8.2 pts below the national average of 25.4%
Arthritis35.4% 10.3 pts above the national average of 25.1%
Binge drinking13.7% 2.3 pts below the national average of 16%
Taking blood pressure medication81.2% 6.5 pts above the national average of 74.7%
Cancer (non-skin)13.2% 5.5 pts above the national average of 7.7%
Current asthma11.4% 1 pts above the national average of 10.4%
Coronary heart disease8.7% 2.5 pts above the national average of 6.2%
Routine check-up in past year84.8% 8.1 pts above the national average of 76.7%
Cholesterol screening91.9% 6 pts above the national average of 85.9%
Cognitive disability11% 3.8 pts below the national average of 14.8%
Colorectal screening78.9% 14.6 pts above the national average of 64.3%
COPD7.7% 1.1 pts above the national average of 6.6%
Visited a dentist73.9% 12.6 pts above the national average of 61.3%
Any disability27.7% 3 pts below the national average of 30.7%
Lacks emotional support18.1% 6.7 pts below the national average of 24.8%
Food insecurity6.1% 11 pts below the national average of 17.1%
Received food stamps8.2% 6.1 pts below the national average of 14.3%
Hearing disability9.2% 2.5 pts above the national average of 6.7%
High cholesterol41% 4.8 pts above the national average of 36.2%
Housing insecurity5.6% 8.2 pts below the national average of 13.8%
Independent living disability6.4% 2 pts below the national average of 8.4%
Lacks transport5.2% 4 pts below the national average of 9.2%
Loneliness27.2% 7.2 pts below the national average of 34.4%
Mammography use82.4% 6.5 pts above the national average of 75.9%
Poor mental health (14+ days)13.4% 3.4 pts below the national average of 16.8%
Mobility disability12.9% 1.1 pts below the national average of 14%
Poor physical health (14+ days)13% 0.5 pts below the national average of 13.5%
Self-care disability3.1% 0.9 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 hours26.9% 9.5 pts below the national average of 36.4%
Stroke3.9% 0.5 pts above the national average of 3.4%
All natural teeth lost9.2% 3.8 pts below the national average of 13%
Vision disability3.7% 1.9 pts below the national average of 5.6%
Business and employment

Census ZIP Code Business Patterns 2022

Business establishments5
People employed32
Annual payroll$1,531,000
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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 21.8% of US census tracts
FEMA ratingRelatively Low
Expected annual loss17.1 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.

Coastal flooding97.7Relatively High at its worst in this ZIP code
Ice storm94.6Relatively High at its worst in this ZIP code
Winter weather93.7Relatively High at its worst in this ZIP code
Hurricane81.7Relatively Moderate at its worst in this ZIP code
Drought77Very Low at its worst in this ZIP code
Landslide76.8Very Low at its worst in this ZIP code
Hail60.9Relatively Low at its worst in this ZIP code
Wildfire59.5Very Low at its worst in this ZIP code
Earthquake45.1Relatively Low at its worst in this ZIP code
Strong wind40.7Relatively Low at its worst in this ZIP code
Lightning39.9Relatively Low at its worst in this ZIP code
Cold wave28Relatively Low at its worst in this ZIP code
Tornado9Very Low at its worst in this ZIP code
Heat wave7.3Very Low at its worst in this ZIP code
River flooding6.1Very 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$71,773$78,538
Income per person$44,605$42,035$43,289
Poverty rate19.7%10.8%12.4%
Median home value$717,700$266,400$303,400
Median gross rent$1,084$1,348
Homeownership100%74%65%
Bachelor's degree or higher87.6%35.3%35%
Unemployment rate0%3.9%5.2%
Works from home32.7%14.1%13.5%
Born outside the US0%3.9%13.9%
Median age73.144.838.7
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 stationPORTLAND INTL JETPORT, ME US8.8 km away
Rain in a year48 in
Snow in a year69 in

Average high and low by month

January32.4°F / 15.6°F3.5 in rain, 18.6 in snow
February35°F / 17.3°F3.54 in rain, 16.6 in snow
March42.3°F / 26°F4.08 in rain, 13.6 in snow
April53.8°F / 35.4°F4.41 in rain, 2.8 in snow
May64.2°F / 45.5°F3.67 in rain
June73.6°F / 55°F4.15 in rain
July79.5°F / 61.2°F3.43 in rain
August78.7°F / 59.7°F3.57 in rain
September71.1°F / 52.1°F3.77 in rain
October59.5°F / 41°F5.25 in rain, 0.2 in snow
November48.4°F / 31.7°F4.25 in rain, 2.3 in snow
December38.3°F / 22.4°F4.5 in rain, 14.6 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 supermarketNone of this ZIP code
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%.

Portland100% 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 vulnerability28more vulnerable than 28% of US census tracts
Socioeconomic status38more vulnerable than 38% of US census tracts
Household characteristics18more vulnerable than 18% of US census tracts
Racial and ethnic minority status12more vulnerable than 12% of US census tracts
Housing type and transport43more vulnerable than 43% of US census tracts
Walkability8.8 out of 20Below average
Nearby ZIP codes

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

04108 Peaks Island, ME2.2 km away
04050 Long Island, ME3.8 km away
04104 Portland, ME4.9 km away
04112 Portland, ME4.9 km away
04122 Portland, ME4.9 km away
04123 Portland, ME4.9 km away
04124 Portland, ME4.9 km away
04101 Portland, ME5.2 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 area1.24 sq mi
Water area6.32 sq mi
Population density151 people per sq mi
Latitude, longitude43.6783, -70.1987

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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