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Mifflin County, PA Demographics

Mifflin County, PA is the 46th most populous of 67 counties in Pennsylvania, with 46,143 residents across 411 square miles. That is about 112 people per square mile.

At the 2020 census

Population 46,143
Land area 411 sq mi
Density 112 / sq mi

Data: 2020 Census · American Community Survey 2024

How Mifflin 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: Mifflin County, PA

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

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

Census tracts in Mifflin County, PA

Name Population Sq mi Per sq mi
Census Tract 9603 5,627 49.2 114
Census Tract 9606 5,193 40.4 129
Census Tract 9602 4,112 32.8 125
Census Tract 9601 4,018 92.8 43
Census Tract 9608 3,865 0.8 4,721
Census Tract 9611.02 3,799 14.5 262
Census Tract 9605 3,596 67.9 53
Census Tract 9611.01 3,413 16.3 210
Census Tract 9612 2,968 45.1 66
Census Tract 9604 2,847 49.1 58
Census Tract 9609 2,372 0.8 3,026
Census Tract 9607 2,342 0.4 5,473
Census Tract 9610 1,991 1.1 1,892

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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 →