County demographics · Maine

York County, Maine demographics

York County, Maine (county FIPS 23031) has a median household income of $88,333 (±$2,794) and a total population of 216,731 in the American Community Survey 5-year estimates for 2020-2024.

Margins of error are at the 90% confidence level. The figures describe 2020-2024 (dollars in 2024 dollars), not the present. 36 ZIP Code Tabulation Areas overlap the county (Census 2020).

Data as of Oct 22, 2026 (Olympus publication) · Markdown version

  • Values are ACS 5-year estimates for 2020-2024 (dollars in 2024 dollars), not current figures.
  • ZCTA-county overlaps come from the Census 2020 relationship file and use 2020 counties, by land area; Connecticut uses its legacy counties, not the planning regions in ACS 2022+.

ACS 5-year estimates, 2020-2024

Census American Community Survey 5-year estimates for 2020-2024, with 90% margins of error as published by the Census Bureau.

MetricEstimateMargin of error (90%)ACS table
Total population216,731none (controlled estimate)B01003
Median age45.3 years±0.1 yearsB01002
Households91,413±927B11001
Median household income (inflation-adjusted to the final ACS year)$88,333±$2,794B19013
Median value of owner-occupied housing units$395,700±$6,526B25077
Median gross rent$1,339±$51B25064
Owner-occupied share of occupied housing units77.3%none (derived from several estimates)B25003 (derived)
Renter-occupied share of occupied housing units22.7%none (derived from several estimates)B25003 (derived)
High school graduate or higher (age 25+)95.4%none (derived from several estimates)B15003 (derived)
Bachelor's degree or higher (age 25+)36.2%none (derived from several estimates)B15003 (derived)
Share of people below the poverty level7.7%none (derived from several estimates)B17001 (derived)
Unemployment rate (civilian labor force)3.4%none (derived from several estimates)B23025 (derived)
  • Dollar values are in 2024 inflation-adjusted dollars.
  • Percentages' margins of error are in percentage points (pp).

Geography

MeasureValue
County FIPS23031
Land area991.2 sq mi
Water area278.52 sq mi
Population density219 per sq mi of land
Geography vintage2024 Gazetteer

ZIP codes (ZCTAs) in this county

ZCTAs that overlap the county in the Census 2020 ZCTA to county relationship file, largest share of the county's land first.

ZCTAShare of county landShare of ZCTA landCounty is the ZCTA's primary county
040026.7%100%Yes
040475.9%100%Yes
040905.8%100%Yes
040275.5%100%Yes
040054.8%100%Yes
040464.5%100%Yes
040494.2%100%Yes
040934.1%100%Yes
040763.9%100%Yes
040723.9%100%Yes
039063.9%100%Yes
040013.8%100%Yes
040733.8%100%Yes
039013.8%100%Yes
039093.6%100%Yes
040433.5%100%Yes
040423.2%100%Yes
039083.2%100%Yes
040953.1%100%Yes
040482.7%100%Yes
040202.2%100%Yes
040612%100%Yes
040872%100%Yes
039032%100%Yes
039021.9%100%Yes
040301.6%100%Yes
039041.1%100%Yes
040831%100%Yes
039050.7%100%Yes
040640.7%100%Yes
039070.4%100%Yes
040560.2%100%Yes
040630.1%100%Yes
039110%100%Yes
040060%100%Yes
039100%100%Yes

Sources

Get this data from the API

The same figures, with provenance on every value, from the API (free API key, reference) or from an AI agent through the Olympus MCP server.

curl
curl -s "https://api.olympus.new-odyssey.com/v1/geo-demographics/counties/23031" -H "X-API-Key: $OLYMPUS_API_KEY"
MCP tool call
get_us_demographics {"county_fips":"23031"}

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