OK · GEOID 40091

McIntosh County area

McIntosh County, Oklahoma covers 712.1 square miles: 618.3 square miles of land and 93.8 square miles of water.

Official Census measurements2026 Gazetteer · retrieved September 27, 2026
Land area618.3 mi²
Water area93.8 mi²
Total area712.1 mi²
National land rank#1559

County outline

Generalized outline of McIntosh County, Oklahoma
2025 Census cartographic boundary, fitted to this frame. County maps are not at a common scale. The 2026 area measurements below come from the separate Gazetteer release. Map source and limitations.

Where McIntosh County is located

McIntosh County highlighted on a map of all U.S. county equivalents. About the maps

Area breakdown

Land accounts for 86.8% of McIntosh County’s measured area and water for 13.2%. Its combined area converts to 1,844.2 square kilometers or approximately 455,718 acres.

Green: land · blue: water

MeasurementSquare milesSquare kilometersAcres
Land618.2921,601.369395,706.9
Water93.768242.85860,011.5
Total712.061,844.227455,718.4

How McIntosh County compares

By original Census land area, McIntosh County ranks #62 of 77 in Oklahoma and #1559 of 3,222 nationally. National rankings include the 50 states, District of Columbia, and Puerto Rico.

Its land area is 0.77 times the Oklahoma county-equivalent median of 802.7 square miles. It accounts for 0.9% of the combined county land area in the state.

See the complete Oklahoma ranking · What counts as a county equivalent?

What stands out about McIntosh County?

McIntosh County has more land than 1,663 of the other 3,221 county equivalents in the dataset.

Land area compared with the typical county equivalent
McIntosh County618.3 mi²
Oklahoma median802.7 mi²
National median604.5 mi²

A median is the middle county-equivalent measurement, not the average of the largest and smallest. All three bars use the same linear scale. Very small areas may appear as a thin sliver; the labels retain their values.

Does including water change its rank?

Using land plus water places McIntosh County at #1,412 nationally by total area, 147 places closer to the top than its land rank. The water assigned to this geography moves it ahead of some county equivalents with more land.

Its water share is 13.2%, compared with a national county-equivalent median of 1.2% — 12 percentage points higher. This describes the statistical geography’s land/water mix, not flood exposure or developable land.

Closest positions in the national land ranking

These entries sit immediately beside McIntosh County in the national ranking. They can be in different states and are not necessarily geographic neighbors.

Land rankCounty equivalentLand mi²Comparison
#1558Okfuskee County, Oklahoma618.5Compare
#1559McIntosh County, Oklahoma618.3This county
#1560Logan County, Illinois618.1Compare

Calculated from the same Census release as the area table. Total-area order uses original ALAND + AWATER; water shares and chart labels use published square miles. Calculation details.

Representative coordinates

The Census internal point is 35.369108, -95.671787. It represents a location inside the geography; it is not necessarily the centroid or the address of a courthouse.

Source and precision

U.S. Census Bureau, 2026 Gazetteer Files, Counties. Original ALAND: 1,601,369,677 m²; AWATER: 242,857,176 m². Rankings use ALAND; exact ties use ascending GEOID. Tables preserve Census-published square miles to three decimals, with conversions based on those values.

Download the official county source ZIP ↗ · Methodology

Common questions

How many acres of land are in McIntosh County?

The land measurement converts to approximately 395,707 acres. Including water, total area is approximately 455,718 acres. One square mile equals 640 acres.

Why might another source show a different area?

Check whether it reports land or total area, its Census vintage, and its rounding. Our guide explains how to reconcile county area figures.

Can this establish a property boundary?

No. Statistical measurements and generalized maps do not establish property lines. Consult the relevant local surveying or land-records authority.

Cite this county

Download the complete CSV or JSON dataset