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Maine: county data, all 16 of them.

1,387,817 residents across 16 county-equivalents, 42,873 business establishments, and 3,031 SBA approvals worth $1.07 bn. Every figure on this page is those counties summed, and every county has its own page.

32 state-level values · 16 county pages · underlined figures are computed by MMCG Analytics, not published by the agency

How many people live in Maine?

  • Population1,387,817
  • Households597,159
  • Average household size2.32
  • County-equivalents16
  • People per square mile45

Maine has 1,387,817 residents in 597,159 households across 16 county-equivalents, every one of which has its own data page below.

US Census Bureau, American Community Survey 5-Year Estimates, 2020-2024 5-year.

What is the Maine economy?

  • Combined county product, 2024$99.17 bn
  • County product per resident$71,460
  • Covered employment620,179
  • Average annual pay$61,512

The average annual pay of $61,512 is weighted by each county's covered employment, not averaged across counties, so a large labour market counts for more than a small one.

US Bureau of Economic Analysis, Regional, table CAGDP2, CAGDP2, through 2024. US Bureau of Labor Statistics, Quarterly Census of Employment and Wages, 2024 annual averages.

How many businesses are in Maine?

  • Business establishments42,873
  • Establishments per 1,000 residents30.9
  • Employment at those establishments532,901
  • Annual payroll$30.65 bn

US Census Bureau, County Business Patterns, 2023.

Building permits in Maine

  • Housing units permitted5,925
  • Permitted construction value$1.67 bn
  • Units permitted per 1,000 households9.9

US Census Bureau, Building Permits Survey, 2024 annual.

SBA loans in Maine (7(a) and 504)

  • 7(a) approvals recorded2,049
  • 7(a) approval dollars$542.7 m
  • Average 7(a) approval$264,853
  • 504 approvals recorded982
  • 504 approval dollars$525.4 m
  • Average 504 approval$535,033
  • Counties with a 7(a) record16 of 16

US Small Business Administration, 7(a) FOIA release, FY2020 to FY2026 year to date, as of 2026-06-30. US Small Business Administration, 504 FOIA release, FY2010 to FY2026 year to date, as of 2026-06-30.

SBA loan default and charge-off rates in Maine

  • 7(a) charge-off rate over resolved loans3.60 percent
  • Resolved 7(a) loans behind that rate444
  • 7(a) loans charged off16
  • 504 charge-off rate over resolved loans2.60 percent
  • Resolved 504 loans behind that rate310
  • 504 loans charged off8

Of the 444 Maine 7(a) loans that have reached a final outcome, 3.60 percent were charged off. The rate is taken over resolved loans only, because a loan still running has not yet succeeded or failed.

Compare against the national and state SBA charge-off rates, computed the same way over resolved loans only.

US Small Business Administration, 7(a) FOIA release, FY2020 to FY2026 year to date, as of 2026-06-30. US Small Business Administration, 504 FOIA release, FY2010 to FY2026 year to date, as of 2026-06-30.

How large is Maine?

  • Land area30,844 sq mi
  • County-equivalents16
  • People per square mile45

US Census Bureau county boundary geometry, TIGER, adjacency computed from shared boundary vertices, TIGER county boundaries. US Census Bureau, American Community Survey 5-Year Estimates, 2020-2024 5-year.

The largest counties in Maine.

Maine county-equivalents by population, with the figures a site search compares them on
GeographyPopulationMedian incomeEstablishmentsCounty GDPSBA approvals
Cumberland County308,827$95,67712,242$34.62 bn1,013
York County216,731$88,3335,914$13.65 bn687
Penobscot County154,710$66,3564,222$9.64 bn241
Kennebec County126,808$69,0773,318$8.57 bn101
Androscoggin County113,423$67,8732,877$7.05 bn188
Aroostook County67,058$56,7001,903$3.67 bn103
Oxford County59,255$60,1731,381$2.58 bn106
Hancock County56,460$72,7442,397$3.68 bn146
Somerset County50,959$58,1791,211$2.44 bn57
Knox County41,003$74,0961,823$2.63 bn98

Counties

All 16 Maine county-equivalents.

Maine counties: population, income, establishments and SBA activity
GeographyPopulationMedian incomeEstablishmentsCounty GDPSBA approvalsLand area, sq mi
Androscoggin County113,423$67,8732,877$7.05 bn188468
Aroostook County67,058$56,7001,903$3.67 bn1036,671
Cumberland County308,827$95,67712,242$34.62 bn1,013835
Franklin County30,413$58,675878$1.51 bn381,697
Hancock County56,460$72,7442,397$3.68 bn1461,587
Kennebec County126,808$69,0773,318$8.57 bn101868
Knox County41,003$74,0961,823$2.63 bn98365
Lincoln County36,099$76,8751,383$1.81 bn64456
Oxford County59,255$60,1731,381$2.58 bn1062,077
Penobscot County154,710$66,3564,222$9.64 bn2413,397
Piscataquis County17,263$61,345465$765.7 m193,961
Sagadahoc County37,285$87,8061,011$3.09 bn79254
Somerset County50,959$58,1791,211$2.44 bn573,924
Waldo County40,192$72,7821,003$2.00 bn63730
Washington County31,331$56,024845$1.47 bn282,563
York County216,731$88,3335,914$13.65 bn687991

The register

Every source behind these 16 pages.

SourcePeriod coveredLicence
US Census Bureau, American Community Survey 5-Year Estimates2020-2024 5-yearUS Census Bureau, public domain
US Census Bureau, Population Estimates Program, Vintage 2024Vintage 2024, estimates 2020 to 2024US Census Bureau, public domain
US Bureau of Economic Analysis, Regional, table CAGDP2CAGDP2, through 2024US Bureau of Economic Analysis, public domain
US EPA, Map of Radon Zones, county spreadsheet2024-05 publication, EPA 402/A-16/001US EPA, public domain
FEMA OpenFEMA, NFIP Community Status BookCommunity Status Book, as retrievedFEMA OpenFEMA, public domain
US Small Business Administration, 7(a) FOIA releaseFY2020 to FY2026 year to date, as of 2026-06-30FOIA release, public domain
US Small Business Administration, 504 FOIA releaseFY2010 to FY2026 year to date, as of 2026-06-30FOIA release, public domain
US Census Bureau county boundary geometry, TIGER, adjacency computed from shared boundary verticesTIGER county boundariesUS Census Bureau, public domain
US Census Bureau, County Business Patterns2023US Census Bureau, public domain
US Bureau of Labor Statistics, Quarterly Census of Employment and Wages2024 annual averagesUS BLS, public domain
US Census Bureau, Building Permits Survey2024 annualUS Census Bureau, public domain
US Internal Revenue Service, Statistics of Income county migration flows2021 to 2022 filing yearsIRS SOI, public domain

A Maine statutory guide is in preparation.

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