Oglala Lakota County, South Dakota

Oglala Lakota County population, land area and income

Oglala Lakota County had 13,360 residents in the Census Vintage 2024 estimate, on 2,093.6 square miles of land. It ranks 15th of 66 in South Dakota by population and 8th by land area. That works out to 6.4 people per square mile, below the US average of 96.3, and in the bottom quarter nationally.

The median county-equivalent in South Dakota has 5,296 residents, so Oglala Lakota County is 2.5 times that size.

Its SAIPE 2023 median household income of $42,791 is in the bottom quarter among 3,143 counties with an estimate.

How Oglala Lakota County's population changed since 2020

Oglala Lakota County lost 288 residents between the July 2020 and July 2024 estimates, a drop of 2.1%. That ranks 55th of 66 in South Dakota for growth. The median South Dakota county changed by +0.8%, and the state as a whole by +4.1%.

Since the April 2020 estimates base, Oglala Lakota County recorded 1,032 births and 857 deaths, a natural change of +175. Net international migration added +0 and net domestic migration, people moving to or from other US counties, came to -484. The largest single component was domestic migration, which removed 484 people.

Where Oglala Lakota County is

The Census internal point of Oglala Lakota County is at 43.333400, -102.561500. It sits in UTM zone 13N. The map shades South Dakota's 66 county-equivalents by population change from 2020 to 2024, darker for faster growth, with Oglala Lakota County outlined. Dots are towns of 1,000+ people with residents in it.

Towns in Oglala Lakota County

No incorporated place of 1,000 or more people has residents in Oglala Lakota County. Its 13,360 residents live in smaller towns, census-designated places, or unincorporated land, which the subcounty estimates do not list at this size.

Counties bordering Oglala Lakota County

The Census 2024 county adjacency file lists 8 neighbors for Oglala Lakota County, including 3 across a state line. The most populous is Pennington County, SD, with 115,979 residents. Distances run between Census internal points in a straight line.

• Pennington County

  115,979 people

  48 mi NNW

• Custer County

  9,330 people

  51 mi WNW

• NE

  Dawes County, NE

  8,003 people

  52 mi SW

• Fall River County

  7,359 people

  48 mi W

• NE

  Cherry County, NE

  5,558 people

  93 mi SE

• NE

  Sheridan County, NE

  4,927 people

  58 mi S

• Bennett County

  3,289 people

  46 mi ESE

• Jackson County

  2,737 people

  53 mi ENE

Distance to Pierre and the nearest big city

Pierre is 131.5 miles ENE of Oglala Lakota County's internal point in a straight line. The nearest place of 100,000 or more is Greeley, CO (population 114,363), 231.4 miles away. The nearest place of 10,000 or more is Box Elder, SD (population 13,887), 59.7 miles away.

Oglala Lakota County FIPS code

The FIPS code of Oglala Lakota County is 46102: state code 46 for South Dakota plus county code 102. Use it as text, with the leading zero, when joining Census, BLS, or CDC county tables. SAIPE lists its 2023 median household income as $42,791.