County Maps US

Okmulgee County, Oklahoma

A county in Oklahoma, ranked 29 of 77 by population.

CountyFIPS 40111

Within Oklahoma
Okmulgee County, highlighted, with the areas around it. Boundaries generalised from the 2025 Census cartographic boundary file; neighbour fills carry no data. The dot marks Okmulgee, the county seat, located via the 2025 Census Gazetteer.

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Population
37,241
+553 (+1.5%) since 2020
Land area
697.4
square miles. A further 0.7% of the total area is water
Population density
53.4
people per square mile, computed rather than published
County seat
Okmulgee
Seat of county government.
Established
1907
118 years ago
Largest city
Okmulgee city
Population 11,386 for the whole place, which extends beyond this county.

Sources: US Census Bureau, Population Estimates Program, Vintage 2025 Population Estimates, released 26 March 2026; US Census Bureau, Gazetteer Files, 2025 Gazetteer Files, released 10 September 2025; Wikidata (CC0), Wikidata. Retrieved 30 August 2026.

Satellite view

Aerial imagery of Okmulgee County with its boundary drawn on top. A map shows you the shape; this shows you what is inside it, and which side of the line a place falls on.

Aerial view of Okmulgee County, Oklahoma from the USGS National Map, with its boundary outlined
Imagery: USGS National Map, USGS Imagery Only, public domain, requested from USGS by your browser when you reach this point on the page, at 665 by 800 pixels. The boundary is the 2025 Census cartographic boundary file, reprojected to Web Mercator to match the imagery. You can also open the USGS National Map viewer.

Where Okmulgee County ranks

Position among the 77 counties of Oklahoma, and among all 3,144 US counties and county-equivalents. Computed from the figures on this page.

MeasureValueIn OklahomaNationally
Population37,24129th of 771,259th of 3,144
Land area697.4 sq mi52nd of 771,330th of 3,144
Population density53.4 per sq mi25th of 771,411th of 3,144
Median household income$54,02952nd of 772,533rd of 3,143

Full data for Okmulgee County

Every figure below is attributed to the Census Bureau product it came from, with the vintage of that product.
MeasureValueSource and vintage
Population37,241Vintage 2025 Population Estimates
Population in 202036,688Vintage 2025 Population Estimates
2020 estimates base?36,702Vintage 2025 Population Estimates
Land area697.4 sq mi2025 Gazetteer Files
Water area5.0 sq mi2025 Gazetteer Files
Total area702.5 sq mi2025 Gazetteer Files
Population density?53.4 per sq miComputed: Vintage 2025 estimates divided by 2025 Gazetteer land area
Median household income$54,029American Community Survey 2020-2024 5-Year Estimates
Median home value$121,200American Community Survey 2020-2024 5-Year Estimates
Median age39.5American Community Survey 2020-2024 5-Year Estimates
Households14,246American Community Survey 2020-2024 5-Year Estimates
Housing units16,738American Community Survey 2020-2024 5-Year Estimates

Sources: US Census Bureau, Population Estimates Program, Vintage 2025 Population Estimates, released 26 March 2026; US Census Bureau, Gazetteer Files, 2025 Gazetteer Files, released 10 September 2025; US Census Bureau, American Community Survey, American Community Survey 2020-2024 5-Year Estimates, released 29 January 2026. Population density is computed here, not published: it divides the Vintage 2025 population estimate by the 2025 Gazetteer land area, which are two different Census products. Retrieved 30 August 2026.

How the population changed

The Census Bureau publishes the components behind an estimate, not just the total. For the year to July 2025:

Births minus deaths
-182
419 births, 601 deaths
Net migration
+261
More people moved in than moved out.

Source: US Census Bureau, Population Estimates Program, Vintage 2025 Population Estimates, released 26 March 2026. Retrieved 30 August 2026.

The 6 areas bordering Okmulgee County

Ordered by the length of the border actually shared, which the Census Bureau publishes in its county adjacency file and which no other county reference presents.

Bordering areaStateShared borderPopulation
Okfuskee CountyOklahoma30 mi11,451
McIntosh CountyOklahoma27 mi19,758
Muskogee CountyOklahoma24 mi66,708
Creek CountyOklahoma24 mi74,967
Tulsa CountyOklahoma12 mi698,782
Wagoner CountyOklahoma3.0 mi93,263

Source: US Census Bureau, County Adjacency File, 2025 County Adjacency File, released 15 September 2025. Retrieved 30 August 2026.

All 77 counties of Oklahoma

Open the interactive Oklahoma county map, or jump straight to any of them.

Data on this page last rebuilt 30 August 2026. How these figures are produced.