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LaSalle County, Illinois

LaSalle County, Illinois · ZIP 60470, 60518, 60531

  • Census data · ACS 2019-2023
Browse the 66 townsFind my townSponsor a town here
  • 108,390 (2024 estimate)Population
  • 45,092Households
  • $72,281Median household income
  • $154,900Median home value
  • 66Towns with a page
  • 28ZIP codes

LaSalle County in numbersOfficial sources, refreshed yearly

Population, 2000 to 2020−1.7%
108k110k112k114k2000: 111,50920002010: 113,92420102020: 109,6582020111,509109,658
Population of LaSalle County at each census
CensusPopulation
2000111,509
2010113,924
2020109,658

As counted at each census, within the boundaries the area had then; the current estimate is in the glance card.

Sources: Census 2000 Summary File 1: total population, county level, state 17, retrieved November 14, 2026; Census 2010 Summary File 1: total population, county level, state 17, retrieved November 14, 2026; Census 2020 Redistricting Data (P.L. 94-171): total population, county level, state 17, retrieved November 14, 2026.

Household income in LaSalle County
Under $50k35.1%
$50k to $100k32.7%
$100k to $150k17.2%
$150k to $200k8.6%
$200k and over6.5%

Median household income $72,281 · Share of households by income, American Community Survey 5-year 2019-2023, table S1901.

Source: American Community Survey 5-year subject table S1901 (household income) 2019–2023, county level, state 17, retrieved November 14, 2026.

Housing tenure in LaSalle County
Owner occupied
33,328 units
Renter occupied
11,764 units
Vacancy rate
9.5%

Occupied housing units by tenure and the share of all units vacant, American Community Survey 5-year 2019-2023, table DP04.

Source: American Community Survey 5-year data profile 2019–2023, county level, state 17, retrieved November 14, 2026.

Jobs by sector in LaSalle County2023
Retail trade5,849
Manufacturing5,744
Health care and social assistance4,158
Accommodation and food services4,064
Transportation and warehousing1,970
Wholesale trade1,936
Administrative and support and waste management and remediation services1,555
Other services (except public administration)1,525

33,721 employees in 2,523 establishments with payroll in 2023, all sectors; employers themselves are not named in the source. County Business Patterns counts are published with noise.

Source: County Business Patterns 2023: employment by sector, county level, state 17, retrieved November 14, 2026.

LaSalle County compared with its state
LaSalle County compared with its state, American Community Survey 2019-2023
MeasureLaSalle CountyIllinois
Population109,04912,692,653
Median household income$72,281$81,702
Median age42.138.9
Median home value$154,900$250,500
Bachelor’s degree or higher18.7%37.2%
Foreign-born residents3.7%14.4%
Owner-occupied homes73.9%66.8%
Mean commute to work26.1 minutes28.1 minutes

Source: American Community Survey 5-year data profile 2019–2023, county level, state 17, retrieved November 14, 2026.

Townships, towns and villages in LaSalle County66 with a page · sort by any column

Type
OttawaCity18,77514.9 sq mi
LaSalle TownshipTownship13,19016.9 sq mi
StreatorCity12,2957.32 sq mi
Bruce TownshipTownship11,72317.0 sq mi
Ottawa TownshipTownship11,21115.2 sq mi
Peru TownshipTownship10,02617.5 sq mi
PeruCity9,79310.4 sq mi
LaSalleCity9,42413.5 sq mi
South Ottawa TownshipTownship8,33019.7 sq mi
Northville TownshipTownship7,31432.7 sq mi
Mendota TownshipTownship7,03435.9 sq mi
MendotaCity6,9225.13 sq mi
Manlius TownshipTownship6,08423.8 sq mi
Lake HolidayCensus designated place5,4023.50 sq mi
MarseillesCity4,7799.44 sq mi
Mission TownshipTownship4,05931.7 sq mi
OglesbyCity3,6264.99 sq mi
Rutland TownshipTownship3,57835.0 sq mi
Otter Creek TownshipTownship2,63835.8 sq mi
Earl TownshipTownship2,43337.5 sq mi
SheridanVillage2,4132.12 sq mi
Dayton TownshipTownship2,40821.1 sq mi
Utica TownshipTownship1,94518.0 sq mi
Adams TownshipTownship1,59833.1 sq mi
EarlvilleCity1,5981.20 sq mi
Eagle TownshipTownship1,44431.3 sq mi
Eden TownshipTownship1,35636.2 sq mi
North UticaVillage1,3433.46 sq mi
Troy Grove TownshipTownship1,27035.7 sq mi
Serena TownshipTownship1,11937.2 sq mi
Brookfield TownshipTownship1,05444.3 sq mi
LelandVillage9280.53 sq mi
Farm Ridge TownshipTownship82734.8 sq mi
Fall River TownshipTownship78520.2 sq mi
Dimmick TownshipTownship74536.5 sq mi
TonicaVillage7361.36 sq mi
MillingtonVillage6240.70 sq mi
Freedom TownshipTownship60137.4 sq mi
Miller TownshipTownship58335.2 sq mi
Hope TownshipTownship57736.4 sq mi
Wallace TownshipTownship56727.6 sq mi
Groveland TownshipTownship55936.8 sq mi
Grand RidgeVillage5080.46 sq mi
Allen TownshipTownship50236.2 sq mi
Deer Park TownshipTownship47331.3 sq mi
Ophir TownshipTownship43835.0 sq mi
LostantVillage4301.13 sq mi
Waltham TownshipTownship41636.0 sq mi
NaplateVillage4140.16 sq mi
Vermillion TownshipTownship37823.0 sq mi
DaytonCensus designated place3631.84 sq mi
Richland TownshipTownship34224.3 sq mi
RansomVillage3091.00 sq mi
Grand Rapids TownshipTownship27735.6 sq mi
Meriden TownshipTownship26535.3 sq mi
Cedar PointVillage2611.02 sq mi
RutlandVillage2550.69 sq mi
Osage TownshipTownship24138.3 sq mi
KangleyVillage2290.26 sq mi
Troy GroveVillage2220.69 sq mi
SerenaCensus designated place1950.25 sq mi
DanaVillage1570.22 sq mi
LeonoreVillage1210.09 sq mi
TriumphCensus designated place750.15 sq mi
WedronCensus designated place690.52 sq mi
HardingCensus designated place160.17 sq mi

Populations: Census Population Estimates, Vintage 2024: subcounty totals, state 17 (2024). Land areas: Census Gazetteer 2025: counties. A dash means the figure is not in the cited file.

County officialsFrom public records

No county official is published yet. Names appear once a researcher drafts them from the county’s own site and a second person approves; office contacts only, never personal details.

Across LaSalle County

Jobs across LaSalle County

No job is posted in LaSalle County’s towns yet. Employers post from their business dashboard; public job banks are added once their terms are recorded.

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Events in the next 31 days

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Neighboring counties

Neighboring counties

Sources: Census county adjacency file 2024, retrieved November 14, 2026; Census Population Estimates, Vintage 2024: subcounty totals, state 17, retrieved November 14, 2026.