Census tracts · LaSalle County

Census tracts in LaSalle County, Illinois

LaSalle County is divided into 28 census tracts. Among the tracts with a reliable estimate, median household income runs from $42,361 in Tract 9633 to $108,614 in Tract 9622 (ACS 2020-2024 5-year estimates).

Every census tract in LaSalle County

Sort by any column. A tract's number repeats across counties; the GEOID under each name is unique. A ring marks an estimate whose coefficient of variation is over 40%.

Census tracts of LaSalle County, ACS 2020-2024 5-year estimates

Tract 9617.0117099961701	Lake Holiday (75%)	6,351	6,267±261	$103,819	$259,500	$1,278	2.9%
Tract 9617.0217099961702	Leland (16%)	3,120	3,361±510	$82,153	$296,300	$1,408	17.8%
Tract 961817099961800	Earlville (20%)	3,685	3,629±291	$74,728	$167,200	$960	11.8%
Tract 961917099961900	Mendota (75%)	4,285	4,109±346	$58,977	$164,900	$715	11.5%
Tract 962017099962000	Mendota (80%)	3,539	3,709±372	$53,050	$118,100	$873	15.3%
Tract 962117099962100	LaSalle (35%)	5,100	5,127±600	$63,889	$172,500	$1,086	16.1%
Tract 962217099962200	North Utica (13%)	4,880	4,782±365	$108,614	$242,800	$1,202	5.6%
Tract 962317099962300	Ottawa (20%)	6,936	6,970±391	$96,159	$246,400	$1,062	7.0%
Tract 962417099962400	Marseilles (35%)	3,836	3,744±374	$61,659	$199,100	$1,134	21.4%
Tract 962517099962500	Marseilles (81%)	2,288	2,088±240	$75,982	$215,200	$889	15.1%
Tract 962617099962600	Ottawa (77%)	5,727	5,793±552	$70,278	$168,000	$1,008	19.9%
Tract 962717099962700	Ottawa	2,169	2,207±334	$55,982	$128,400	$710	20.6%
Tract 962817099962800	Ottawa (95%)	3,355	3,155±362	$63,106	$113,300	$834	18.6%
Tract 962917099962900	LaSalle (95%)	3,056	3,140±354	$70,194	$119,400	$1,045	15.5%
Tract 963017099963000	Peru (86%)	4,734	4,766±347	$59,949	$169,100	$938	13.6%
Tract 963117099963100	Peru (90%)	3,226	3,450±320	$84,988	$160,500	$929	3.8%
Tract 963217099963200	Peru (51%)	2,967	2,685±305	$66,513	$117,600	$1,000	7.0%
Tract 963317099963300	LaSalle (92%)	2,410	2,641±382	$42,361	$65,800	$956	21.5%
Tract 963417099963400	Oglesby (73%)	3,856	3,576±241	$73,681	$132,100	$833	10.4%
Tract 963517099963500	Ottawa (57%)	4,954	4,848±375	$84,113	$163,900	$928	11.8%
Tract 963617099963600	Ottawa (87%)	3,310	3,346±379	$81,181	$168,900	$1,013	16.5%
Tract 963717099963700	Marseilles (18%)	5,459	5,299±475	$74,641	$171,900	$931	14.6%
Tract 963817099963800	Streator (73%)	4,114	4,041±456	$57,477	$103,400	$436	24.7%
Tract 963917099963900	Streator (67%)	4,919	4,461±519	$45,638	$118,600	$813	16.8%
Tract 964017099964000	Grand Ridge (14%)	2,416	2,478±241	$92,667	$225,100	$1,054	7.4%
Tract 964117099964100	Lostant (8%)	3,612	3,498±367	$76,313	$149,400	$1,189	14.3%
Tract 964217099964200	Streator (97%)	2,288	2,718±349	$68,708	$90,900	$1,004	12.0%
Tract 964317099964300	Streator	3,066	2,826±399	$52,010	$73,600	$977	30.0%

Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026); place = the place holding most of the tract's 2020 census blocks · Check it at data.census.gov

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