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Ottawa County, OK Demographics

Ottawa County, OK is the 32nd most populous of 77 counties in Oklahoma, with 30,285 residents across 471 square miles. That is about 64 people per square mile.

At the 2020 census

Population 30,285
Land area 471 sq mi
Density 64 / sq mi

Data: 2020 Census · American Community Survey 2024

How Ottawa County compares to the US

We're computing this county's comparison table — check back shortly. Population, land area, and density above are already exact.

Central Location: Ottawa County, OK

Measured from the county's main population center using 2020 census blocks.

We're computing the drive-time and radius areas around Ottawa County, OK — check back shortly. Meanwhile you can drop a pin anywhere in the radius tool.

Census tracts in Ottawa County, OK

Name Population Sq mi Per sq mi
Census Tract 5747 4,654 110.3 42
Census Tract 5746 4,327 11.4 378
Census Tract 5748 3,953 90.0 44
Census Tract 5741 3,855 135.3 28
Census Tract 5749 3,416 99.6 34
Census Tract 5743 2,806 11.9 235
Census Tract 5742 2,766 11.0 252
Census Tract 5744 2,475 0.7 3,454
Census Tract 5745 2,033 0.6 3,181

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About this page

This page shows demographics for a US county from the 2020 census and the American Community Survey: population, land area, density, urban share, and how the county compares to national averages for income, housing, age, and more.

Counties subdivide into census tracts, listed below with their populations. The drive-time and radius tables measure the population around the county's main population center.

Read how BlockAtlas computes population within an area →