• county
  • FIPS 17145
  • Largest town: Du Quoin

Perry County, Illinois

Perry County had 20,272 residents in the Census Vintage 2024 estimate, on 441.9 square miles of land. It ranks 57th of 102 in Illinois by population and 63rd by land area.

Population
20,272
#57 of 102 in Illinois · #1,811 in US
Area
441.9 sq mi
#63 of 102 in Illinois · #2,298 in US
Density
46 / sq mi
#50 of 102 in Illinois · #1,556 in US
Median household income
$62,830
#70 of 102 in Illinois · #1,574 in US

Census Vintage 2024 estimates · SAIPE 2023 income · 2024 Gazetteer land area

Perry County within Illinois. Pin: Springfield.

Measure from here

Tools and pages that start from Perry County

Perry County population, land area and income

Perry County had 20,272 residents in the Census Vintage 2024 estimate, on 441.9 square miles of land. It ranks 57th of 102 in Illinois by population and 63rd by land area. That works out to 45.9 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; Perry County is somewhat smaller.

Its SAIPE 2023 median household income of $62,830 is below the national county median among 3,143 counties with an estimate.

National rank among 3,144

Population

20,272

3144th1st

1811th of 3,144 (US)

Land area

442 sq mi

3144th1st

2298th of 3,144 (US)

Density

45.9 / sq mi

3144th1st

1556th of 3,144 (US)

Median household income

$62,830

3143rd1st

1574th of 3,143 (US)

Rank within Illinois (102)

Population

20,272

102nd1st

57th of 102 (IL)

Land area

442 sq mi

102nd1st

63rd of 102 (IL)

Density

45.9 / sq mi

102nd1st

50th of 102 (IL)

Median household income

$62,830

102nd1st

70th of 102 (IL)

How Perry County's population changed since 2020

Perry County lost 620 residents between the July 2020 and July 2024 estimates, a drop of 3.0%. That ranks 80th 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, Perry County recorded 729 births and 1,177 deaths, a natural change of -448. Net international migration added +53 and net domestic migration, people moving to or from other US counties, came to -287. The largest single component was natural change, which removed 448 people.

20.9k202021.0k202120.5k202220.5k202320.3k2024
Census Vintage 2024 county estimates for July 1 of each year. The axis starts above zero so year-to-year changes are visible.

Components of change, April 2020 to July 2024

Births
729
Deaths
1,177
Net international migration
+53
Net domestic migration
-287
Change, July 2023 to July 2024
-227

Where Perry County is

The Census internal point of Perry County is at 38.084400, -89.368500. 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 Perry County outlined. Dots are towns of 1,000+ people with residents in it.

Piatt County: -0.3%Hamilton County: -2.2%Williamson County: -0.1%Edgar County: -2.4%Macoupin County: -2.3%Marshall County: -1.3%Putnam County: +0.0%Richland County: -2.8%Washington County: -1.4%Lee County: -1.5%Douglas County: +0.2%Cook County: -1.6%Effingham County: -0.3%Edwards County: -3.6%Cass County: -2.0%Clay County: -3.4%Knox County: -2.2%LaSalle County: -0.9%Cumberland County: -1.3%Warren County: -3.7%Moultrie County: -0.9%Menard County: -2.5%Fayette County: -1.5%Boone County: -0.0%Lawrence County: -3.2%Marion County: -3.2%Champaign County: +3.0%Clark County: -2.4%Ford County: -0.4%Wayne County: -1.4%Logan County: -1.4%Grundy County: +2.5%Jasper County: -1.8%Crawford County: -1.3%McDonough County: -1.7%Clinton County: +0.5%Perry County: -3.0%Montgomery County: -2.2%Henry County: -2.0%Livingston County: -1.2%Scott County: -3.8%Alexander County: -11.2%Bureau County: -2.2%Brown County: +1.1%Mason County: -3.9%Calhoun County: -4.1%Greene County: -4.3%Coles County: -1.4%Kendall County: +8.2%Lake County: +0.7%Mercer County: -2.2%St. Clair County: -2.3%Wabash County: -3.0%Bond County: -1.7%DuPage County: +0.6%Gallatin County: -5.2%Stephenson County: -3.3%McHenry County: +1.9%White County: -3.0%Saline County: -3.9%Christian County: -2.2%Sangamon County: -1.0%Massac County: -3.6%Macon County: -2.9%Johnson County: -0.0%Jo Daviess County: -2.6%Peoria County: -1.0%DeKalb County: +1.0%Pope County: -1.5%De Witt County: -0.9%Schuyler County: -1.7%Fulton County: -3.1%Ogle County: -0.8%Jersey County: -1.6%Iroquois County: -3.3%Kankakee County: -0.9%Rock Island County: -1.1%Pulaski County: -5.8%Kane County: +0.9%Union County: -2.4%Whiteside County: -1.7%Woodford County: -0.3%Carroll County: -1.5%Adams County: -2.3%Hardin County: -2.6%Madison County: -1.0%Hancock County: -3.1%Monroe County: +0.0%Tazewell County: -1.1%Jackson County: -0.1%Vermilion County: -3.9%Randolph County: -0.6%McLean County: +0.5%Morgan County: -2.6%Shelby County: -1.7%Will County: +1.7%Winnebago County: -0.4%Jefferson County: -2.4%Stark County: -2.2%Henderson County: -4.5%Pike County: -2.6%Franklin County: -1.8%
Change 2020 to 2024
  1. < -3.0%
  2. < -2.2%
  3. < -1.4%
  4. < -0.3%
  5. ≥ -0.3%
no data

Orange pin: Perry County internal point. Dark pin: Springfield.

Internal point

Decimal
38.084400, -89.368500
DMS
38°05'3.84"N 89°22'6.60"W
UTM
16N 292276.3E 4217828.6N
Geohash
dnb2wm5ce
Plus code
86CG3JMJ+QJ

Towns in Perry County

2 incorporated places of 1,000+ people have residents in Perry County, 10,574 people together, or 52% of the county. Each figure counts only the part of the town inside Perry County; towns marked "part" extend into another county. The largest is Du Quoin with 5,611.

  1. 01Du Quoin5,611
  2. 02Pinckneyville4,963
Census Vintage 2024 subcounty estimates, county parts of incorporated places (SUMLEV 157).

Counties bordering Perry County

The Census 2024 county adjacency file lists 5 neighbors for Perry County. The most populous is Jackson County, IL, with 53,199 residents. Distances run between Census internal points in a straight line.

Distance to Springfield and the nearest big city

Springfield is 118.2 miles N of Perry County's internal point in a straight line. The nearest place of 100,000 or more is St. Louis, MO (population 279,695), 60.8 miles away. The nearest place of 10,000 or more is Carbondale, IL (population 22,223), 26.2 miles away.

Perry County FIPS code

The FIPS code of Perry County is 17145: state code 17 for Illinois plus county code 145. Use it as text, with the leading zero, when joining Census, BLS, or CDC county tables. SAIPE lists its 2023 median household income as $62,830.

Questions people ask

What is the population of Perry County, Illinois?

The Census Vintage 2024 estimate for July 1, 2024 is 20,272. That is down 620 people (3.0%) from the July 2020 estimate of 20,892.

What is the FIPS code of Perry County?

17145. The first two digits (17) are Illinois; the last three (145) identify the county.

What is the largest town in Perry County?

Du Quoin, with 5,611 residents inside Perry County in 2024.

Which counties border Perry County?

5 county-equivalents border it in the Census 2024 adjacency file: Jackson County, IL; Franklin County, IL; Jefferson County, IL; Randolph County, IL; Washington County, IL.

Sources and data as of

Data as of: Census Vintage 2024 population estimates, 2024 Gazetteer land area and internal points, SAIPE 2023 median household income.

  1. 01Census Vintage 2024 county population estimates
  2. 02Census 2024 Gazetteer, counties
  3. 03Census SAIPE 2023 state and county estimates
  4. 04Census Vintage 2024 subcounty population estimates
  5. 05Census 2024 county adjacency file
  6. 06Census 2024 cartographic boundary file, counties (1:5,000,000)

How every number is computed: methodology. Spotted a wrong figure? Report an error.