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Minidoka County, ID Demographics

Minidoka County, ID is the 18th most populous of 44 counties in Idaho, with 21,613 residents across 757 square miles. That is about 29 people per square mile.

At the 2020 census

Population 21,613
Land area 757 sq mi
Density 29 / sq mi

Data: 2020 Census · American Community Survey 2024

How Minidoka 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: Minidoka County, ID

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

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

Census tracts in Minidoka County, ID

Name Population Sq mi Per sq mi
Census Tract 9702 6,214 34.0 183
Census Tract 9704 4,738 7.7 612
Census Tract 9705 4,281 29.7 144
Census Tract 9701 3,358 122.1 28
Census Tract 9703 3,012 563.5 5

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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 →