Wabash County, Illinois

Wabash County population, land area and income

Wabash County had 10,979 residents in the Census Vintage 2024 estimate, on 223.3 square miles of land. It ranks 86th of 102 in Illinois by population and 98th by land area. That works out to 49.2 people per square mile, below the US average of 96.3, and above the national county median.

The median county-equivalent in Illinois has 24,447 residents, so Wabash County has 45% of the typical county's population.

Its SAIPE 2023 median household income of $64,466 is above the national county median among 3,143 counties with an estimate.

How Wabash County's population changed since 2020

Wabash County lost 336 residents between the July 2020 and July 2024 estimates, a drop of 3.0%. That ranks 81st of 102 in Illinois for growth. The median Illinois county changed by -1.7%, and the state as a whole by -0.7%.

Since the April 2020 estimates base, Wabash County recorded 377 births and 676 deaths, a natural change of -299. Net international migration added +91 and net domestic migration, people moving to or from other US counties, came to -167. The largest single component was natural change, which removed 299 people.

Where Wabash County is

The Census internal point of Wabash County is at 38.445800, -87.839200. It sits in UTM zone 16N. The map shades Illinois's 102 county-equivalents by population change from 2020 to 2024, darker for faster growth, with Wabash County outlined. Dots are towns of 1,000+ people with residents in it.

Towns in Wabash County

One incorporated place of 1,000+ people has residents in Wabash County, 6,771 people together, or 62% of the county. Each figure counts only the part of the town inside Wabash County; towns marked "part" extend into another county. The largest is Mount Carmel with 6,771.

Counties bordering Wabash County

The Census 2024 county adjacency file lists 6 neighbors for Wabash County, including 2 across a state line. The most populous is Knox County, IN, with 35,872 residents. Distances run between Census internal points in a straight line.

• IN

  Knox County, IN

  35,872 people

  28 mi NE

• IN

  Gibson County, IN

  33,038 people

  17 mi ESE

• Richland County

  15,362 people

  23 mi NW

• Lawrence County

  14,801 people

  20 mi NNE

• White County

  13,395 people

  31 mi SW

• Edwards County

  5,984 people

  11 mi W

Distance to Springfield and the nearest big city

Springfield is 133.9 miles NW of Wabash County's internal point in a straight line. The nearest place of 100,000 or more is Evansville, IN (population 115,395), 35.7 miles away. The nearest place of 10,000 or more is Vincennes, IN (population 16,506), 23.9 miles away.

Wabash County FIPS code

The FIPS code of Wabash County is 17185: state code 17 for Illinois plus county code 185. Use it as text, with the leading zero, when joining Census, BLS, or CDC county tables. SAIPE lists its 2023 median household income as $64,466.