Postal Codes

18831 ZIP Code

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ZIP code 18831 covers Milan, Pennsylvania, with a population of about 1,065 and a median household income of $77,411.

Population
1,06533 per square mile
Median age
53.815.1 points above the US average
Median household income
$77,411about the Pennsylvania median
Poverty rate
3.2%9.2 points below the US average
Typical home value
$233,629
Median rent
$83128% below the Pennsylvania median
Degree or higher
16.9%18.1 points below the US average
Homeownership
85.9%20.9 points above the US average
Time zone
Eastern UTC-05:00observes daylight saving time
Businesses
12

Where 18831 is

Milan, Pennsylvania — 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

Population1,065
Median age53.8
Family households78.6%
Born outside the US1.7%
Speaks a language other than English at home3.9%
White (non-Hispanic)91.7%
Black (non-Hispanic)0.7%
Asian (non-Hispanic)2.5%
Hispanic or Latino0.1%
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$77,411
Income per person$35,106
Poverty rate3.2%
Households on SNAP or cash assistance7.3%

Household income distribution

Under $10k1.9%
$10–15k0.5%
$15–20k4.1%
$20–25k6.8%
$25–30k1.5%
$30–35k5.4%
$35–40k2.2%
$40–45k0.7%
$45–50k0.7%
$50–60k12.2%
$60–75k10.7%
$75–100k25.3%
$100–125k5.8%
$125–150k9.7%
$150–200k6.8%
$200k or more5.6%

Income as declared to the IRS

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

Tax returns filed590
Mean adjusted gross income$67,224
Returns declaring $200,000 or more3.4%
Returns, under $25k25.4%
Returns, $25k–$50k25.4%
Returns, $50k–$75k15.3%
Returns, $75k–$100k13.6%
Returns, $100k–$200k16.9%
Returns, $200k or more3.4%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$189,100
Median gross rent$831
Owner-occupied85.9%
Vacant homes13.8%
Median year built1976

What the homes are

Detached house81.3%
Attached house1.3%
2 to 4 units3.8%
Mobile home13.6%
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$233,629as of 2026-07
Typical home value, 1 yearup 8.6%
Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate4.3%
Bachelor's degree or higher16.9%
High school diploma or higher91.8%
Works from home3.2%
Drives to work alone83.4%
Takes public transport0%
Commutes 45 minutes or more17.7%
Health

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

Colorectal screening68.8% 4.5 pts above the national average of 64.3%
Visited a dentist64.4% 3.1 pts above the national average of 61.3%
Mammography use78.7% 2.8 pts above the national average of 75.9%
Sleeps under 7 hours37.7% 1.3 pts above the national average of 36.4%
All natural teeth lost16.5% 3.5 pts above the national average of 13%
Business and employment

Census ZIP Code Business Patterns 2022

Business establishments12
People employed87
Annual payroll$4,866,000
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 56.7% of US census tracts
FEMA ratingRelatively Low to Relatively Moderate across the 3 census tracts this ZIP code covers
Expected annual loss64 out of 100
Community resilience55.6 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.

Lightning96.2Very High at its worst in this ZIP code
Landslide91.8Relatively Low at its worst in this ZIP code
River flooding85.5Relatively High at its worst in this ZIP code
Hurricane62.9Relatively Low at its worst in this ZIP code
Wildfire60.6Very Low at its worst in this ZIP code
Ice storm55.9Relatively Low at its worst in this ZIP code
Cold wave45.3Relatively Moderate at its worst in this ZIP code
Strong wind44.8Relatively Low at its worst in this ZIP code
Hail43.4Relatively Low at its worst in this ZIP code
Avalanche40.3Very Low at its worst in this ZIP code
Tornado37.1Relatively Low at its worst in this ZIP code
Earthquake27.3Very Low at its worst in this ZIP code
Winter weather23.4Relatively Low at its worst in this ZIP code
Heat wave12.3Relatively Low at its worst in this ZIP code
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Compared with Pennsylvania 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 ZIPPennsylvaniaUnited States
Median household income$77,411$76,081$78,538
Income per person$35,106$43,104$43,289
Poverty rate3.2%11.8%12.4%
Median home value$189,100$240,500$303,400
Median gross rent$831$1,162$1,348
Homeownership85.9%69.3%65%
Bachelor's degree or higher16.9%34.5%35%
Unemployment rate4.3%5.2%5.2%
Works from home3.2%13.8%13.5%
Born outside the US1.7%7.4%13.9%
Median age53.840.938.7
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 stationWAVERLY, NY US11.7 km away
Rain in a year37 in

Average high and low by month

January34.4°F / 16.1°F2.17 in rain
February37°F / 16.8°F1.84 in rain
March45.3°F / 23.7°F2.61 in rain
April58.7°F / 34°F3.4 in rain
May71°F / 44.7°F3.05 in rain
June79.3°F / 54.4°F4.34 in rain
July83.4°F / 58.4°F3.64 in rain
August81.7°F / 57.3°F3.33 in rain
September74.7°F / 49.9°F4.02 in rain
October62.1°F / 39°F3.55 in rain
November49.8°F / 30.1°F2.43 in rain
December39.1°F / 22.9°F2.43 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 supermarket12% of this ZIP code's area
No vehicle and far from a supermarket12% 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%.

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

Athens Area School District97.6% of this ZIP code's land area
Troy Area School District2.4% 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 vulnerability39more vulnerable than 39% of US census tracts
Socioeconomic status39more vulnerable than 39% of US census tracts
Household characteristics42more vulnerable than 42% of US census tracts
Racial and ethnic minority status5more vulnerable than 5% of US census tracts
Housing type and transport56more vulnerable than 56% of US census tracts
Walkability5.4 out of 20Least walkable
Nearby ZIP codes

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

18810 Athens, PA6.9 km away
18850 Ulster, PA7.2 km away
18817 East Smithfield, PA8.5 km away
18840 Sayre, PA9.8 km away
14892 Waverly, NY13.4 km away
18814 Burlington, PA14.1 km away
18848 Towanda, PA15.8 km away
14825 Chemung, NY17.4 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.

Bradford County100% of this ZIP code's land area
Time zoneEastern (UTC-05:00 standard)
Daylight saving timeObserved
Land area31.93 sq mi
Water area0.19 sq mi
Population density33 people per sq mi
Latitude, longitude41.8966, -76.5328

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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