allk12 · Rankings · Largest · Illinois · LaSalle County

The largest public schools in LaSalle County, Illinois

Across LaSalle County, Illinois, 43 public schools are ranked here, ranked by total student enrollment, excluding online and virtual schools. Ottawa Township High School leads the list at 1,223, against a median of 269 across the ranked schools.

The table below is sortable and filterable, and the full list downloads as a CSV. Figures come from federal NCES enrollment data and, where applicable, state assessment results for 2024-25.

Schools ranked

LaSalle County, Illinois

Top Students

1,223

Median Students

269

LARGEST · LASALLE COUNTY, ILLINOIS

#	School	City	District	Level	Students
1	Ottawa Township High School	Ottawa, IL	Ottawa Twp HSD 140	High	1,223
2	La Salle-Peru Twp High School	La Salle, IL	La Salle-Peru Twp HSD 120	High	1,167
3	Streator Twp High School	Streator, IL	Streator Twp HSD 40	High	764
4	Northwest Elem School	La Salle, IL	La Salle ESD 122	Elementary	650
5	Northlawn Jr High School	Streator, IL	Streator ESD 44	Middle	614
6	Northview Elem School	Peru, IL	Peru ESD 124	Elementary	594
7	Marseilles Elementary School	Marseilles, IL	Marseilles ESD 150	Elementary	528
8	Northbrook School	Mendota, IL	Mendota CCSD 289	Middle	526
9	Mendota Twp High School	Mendota, IL	Mendota Twp HSD 280	High	493
10	Centennial Elem School	Streator, IL	Streator ESD 44	Elementary	482
11	Wallace Elem School	Ottawa, IL	Wallace CCSD 195	Elementary	420
12	Kimes Elem School	Streator, IL	Streator ESD 44	Elementary	415
13	Lincoln Elem School	Ottawa, IL	Ottawa ESD 141	Elementary	387
14	Seneca High School	Seneca, IL	Seneca Twp HSD 160	High	378
15	Parkside Middle School	Peru, IL	Peru ESD 124	Middle	372
16	McKinley Elem School	Ottawa, IL	Ottawa ESD 141	Elementary	364
17	Shepherd Middle School	Ottawa, IL	Ottawa ESD 141	Middle	353
18	Central Intermediate School	Ottawa, IL	Ottawa ESD 141	Middle	339
19	Lincoln Elem School	Oglesby, IL	Oglesby ESD 125	Elementary	328
20	Lincoln Elem School	Mendota, IL	Mendota CCSD 289	Elementary	319
21	Jefferson Elem School	Ottawa, IL	Ottawa ESD 141	Elementary	304
22	Lincoln Jr High School	La Salle, IL	La Salle ESD 122	Middle	269
23	Seneca Grade School North Campus	Seneca, IL	Seneca CCSD 170	Elementary	256
24	Earlville Elem School	Earlville, IL	Earlville CUSD 9	Elementary	253
25	Waltham Elementary School	Utica, IL	Waltham CCSD 185	Elementary	246
26	Grand Ridge School	Grand Ridge, IL	Grand Ridge CCSD 95	Elementary	212
27	Seneca Elem School South Campus	Seneca, IL	Seneca CCSD 170	Middle	209
28	Blackstone Elem School	Mendota, IL	Mendota CCSD 289	Elementary	197
29	Milton Pope Elem School	Marseilles, IL	Miller Twp CCSD 210	Elementary	195
30	Serena Middle School	Serena, IL	Serena CUSD 2	Middle	184
31	Leland Elem School	Leland, IL	Leland CUSD 1	Elementary	175
32	Serena High School	Serena, IL	Serena CUSD 2	High	162
33	Dimmick Comm Cons SD 175	La Salle, IL	Dimmick Comm Cons SD #175	Elementary	153
34	Sheridan Elem School	Sheridan, IL	Serena CUSD 2	Elementary	135
35	Harding Grade School	Earlville, IL	Serena CUSD 2	Elementary	130
36	Washington Elem School	Oglesby, IL	Oglesby ESD 125	Middle	116
37	Tonica Grade School	Tonica, IL	Tonica CCSD 79	Elementary	98
38	Earlville Jr/Sr High School	Earlville, IL	Earlville CUSD 9	High	97
39	Ransom Grade School	Ransom, IL	Allen-Otter Creek CCSD 65	Elementary	96
40	Leland High School	Leland, IL	Leland CUSD 1	High	88
41	Rutland Elem School	Ottawa, IL	Rutland CCSD 230	Elementary	70
42	Lostant Elem School	Lostant, IL	Lostant CUSD 425	Elementary	63
43	Deer Park C C Elem School	Ottawa, IL	Deer Park CCSD 82	Elementary	44

Page 1 of 1 · top 43 of 43 ranked. NCES + state assessment data, 2024-25.↓ Download full CSV

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DATA NOTICE

allk12 is independent and not affiliated with, endorsed by, or sponsored by NCES, the US Census Bureau, any state education agency or assessment program, or any other government agency. Source data is compiled from public records and provided "as is," without warranty of accuracy or completeness. You rely on it, and any analysis derived from it, at your own risk. See the full disclaimer.