- county
- FIPS 17105
- Largest town: Pontiac
Livingston County, Illinois
Livingston County had 35,375 residents in the Census Vintage 2024 estimate, on 1,043.6 square miles of land. It ranks 39th of 102 in Illinois by population and 4th by land area.
- Population
- 35,375
- #39 of 102 in Illinois · #1,308 in US
- Area
- 1,043.6 sq mi
- #4 of 102 in Illinois · #628 in US
- Density
- 34 / sq mi
- #69 of 102 in Illinois · #1,821 in US
- Median household income
- $68,544
- #44 of 102 in Illinois · #1,100 in US
Census Vintage 2024 estimates · SAIPE 2023 income · 2024 Gazetteer land area
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Livingston County population, land area and income
Livingston County had 35,375 residents in the Census Vintage 2024 estimate, on 1,043.6 square miles of land. It ranks 39th of 102 in Illinois by population and 4th by land area. That works out to 33.9 people per square mile, below the US average of 96.3, and below the national county median.
The median county-equivalent in Illinois has 24,447 residents; Livingston County is somewhat larger.
Its SAIPE 2023 median household income of $68,544 is above the national county median among 3,143 counties with an estimate.
National rank among 3,144
Population
35,375
1308th of 3,144 (US)
Land area
1,044 sq mi
628th of 3,144 (US)
Density
33.9 / sq mi
1821st of 3,144 (US)
Median household income
$68,544
1100th of 3,143 (US)
Rank within Illinois (102)
Population
35,375
39th of 102 (IL)
Land area
1,044 sq mi
4th of 102 (IL)
Density
33.9 / sq mi
69th of 102 (IL)
Median household income
$68,544
44th of 102 (IL)
How Livingston County's population changed since 2020
Livingston County lost 441 residents between the July 2020 and July 2024 estimates, a drop of 1.2%. That ranks 36th 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, Livingston County recorded 1,611 births and 2,080 deaths, a natural change of -469. Net international migration added +174 and net domestic migration, people moving to or from other US counties, came to -190. The largest single component was natural change, which removed 469 people.
Components of change, April 2020 to July 2024
- Births
- 1,611
- Deaths
- 2,080
- Net international migration
- +174
- Net domestic migration
- -190
- Change, July 2023 to July 2024
- +54
Where Livingston County is
The Census internal point of Livingston County is at 40.894400, -88.552900. 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 Livingston County outlined. Dots are towns of 1,000+ people with residents in it.
- < -3.0%
- < -2.2%
- < -1.4%
- < -0.3%
- ≥ -0.3%
Orange pin: Livingston County internal point. Dark pin: Springfield.
Internal point
- Decimal
- 40.894400, -88.552900
- DMS
- 40°53'39.84"N 88°33'10.44"W
- UTM
- 16N 369188.2E 4528195.3N
- Geohash
- dp308utep
- Plus code
- 86GHVCVW+QR
Towns in Livingston County
7 incorporated places of 1,000+ people have residents in Livingston County, 21,924 people together, or 62% of the county. Each figure counts only the part of the town inside Livingston County; towns marked "part" extend into another county. The largest is Pontiac with 11,054.
- 01Pontiac11,054
- 02Dwight (part)4,018
- 03Fairbury3,571
- 04Chatsworth1,162
- 05Flanagan1,023
- 06Forrest1,019
- 07Streator (part)77
Counties bordering Livingston County
The Census 2024 county adjacency file lists 6 neighbors for Livingston County. The most populous is McLean County, IL, with 172,069 residents. Distances run between Census internal points in a straight line.
Distance to Springfield and the nearest big city
Springfield is 96.2 miles SW of Livingston County's internal point in a straight line. The nearest place of 100,000 or more is Joliet, IL (population 151,837), 47.9 miles away. The nearest place of 10,000 or more is Pontiac, IL (population 11,054), 4.7 miles away.
Livingston County FIPS code
The FIPS code of Livingston County is 17105: state code 17 for Illinois plus county code 105. Use it as text, with the leading zero, when joining Census, BLS, or CDC county tables. SAIPE lists its 2023 median household income as $68,544.
Questions people ask
What is the population of Livingston County, Illinois?
The Census Vintage 2024 estimate for July 1, 2024 is 35,375. That is down 441 people (1.2%) from the July 2020 estimate of 35,816.
What is the FIPS code of Livingston County?
17105. The first two digits (17) are Illinois; the last three (105) identify the county.
What is the largest town in Livingston County?
Pontiac, with 11,054 residents inside Livingston County in 2024.
Which counties border Livingston County?
6 county-equivalents border it in the Census 2024 adjacency file: McLean County, IL; LaSalle County, IL; Kankakee County, IL; Grundy County, IL; Woodford County, IL; Ford 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.
- 01Census Vintage 2024 county population estimates
- 02Census 2024 Gazetteer, counties
- 03Census SAIPE 2023 state and county estimates
- 04Census Vintage 2024 subcounty population estimates
- 05Census 2024 county adjacency file
- 06Census 2024 cartographic boundary file, counties (1:5,000,000)
How every number is computed: methodology. Spotted a wrong figure? Report an error.