Largest Schools in CUSD 300 (2025)
Schools with the highest enrollment. Ranked by the Success Index (US) from official American data; 25 schools in CUSD 300, Illinois. Rank positions shown on each profile are within United States and Illinois.
- 126Dundee-Crown High SchoolCarpentersville · Public HighEnrollment: 2,573
- 252Harry D Jacobs High SchoolAlgonquin · Public HighEnrollment: 2,056
- 357Hampshire High SchoolHampshire · Public HighEnrollment: 2,046
- 455Westfield Community SchoolAlgonquin · Public ElementaryEnrollment: 1,287
- 553Dundee Middle SchoolDundee · Public MiddleEnrollment: 1,144
- 618Carpentersville Middle SchoolCarpentersville · Public MiddleEnrollment: 1,142
- 754Hampshire Middle SchoolHampshire · Public MiddleEnrollment: 821
- 844Liberty Elementary SchoolCarpentersville · Public ElementaryEnrollment: 749
- 943Gary D Wright Elem SchHampshire · Public ElementaryEnrollment: 742
- 1052Gilberts Elem SchGilberts · Public ElementaryEnrollment: 729
- 1113Lakewood SchoolCarpentersville · Public ElementaryEnrollment: 590
- 1220Parkview Elementary SchoolCarpentersville · Public ElementaryEnrollment: 552
- 1342Lake in the Hills Elem SchoolLk In The Hls · Public ElementaryEnrollment: 502
- 1442Lincoln Prairie Elem SchoolLake In The Hills · Public ElementaryEnrollment: 479
- 1580Big Timber Elementary SchoolHampshire · Public ElementaryEnrollment: 451
- 1651Hampshire Elem SchoolHampshire · Public ElementaryEnrollment: 446
- 1758Kenneth E Neubert Elem SchoolAlgonquin · Public ElementaryEnrollment: 445
- 1857Sleepy Hollow Elem SchoolSleepy Hollow · Public ElementaryEnrollment: 424
- 1919Meadowdale Elem SchoolCarpentersville · Public ElementaryEnrollment: 421
- 2057Algonquin Lakes Elem SchAlgonquin · Public ElementaryEnrollment: 408
- 2164Eastview Elem SchoolAlgonquin · Public ElementaryEnrollment: 401
- 2219Golfview Elem SchoolCarpentersville · Public ElementaryEnrollment: 401
- 2352Dundee Highlands Elem SchoolWest Dundee · Public ElementaryEnrollment: 396
- 2453Algonquin Middle SchoolAlgonquin · Public MiddleEnrollment: 370
- 2521Perry Elementary SchoolCarpentersville · Public ElementaryEnrollment: 278
| # | School | Sector | Enrollment | Success Index (US) | Key result | Students |
|---|---|---|---|---|---|---|
| 1 | Dundee-Crown High School Carpentersville · High · Grades 9–12 | Public | 2,573 | 26.2 Lower 50% | 27% Math proficiency | 2,573 |
| 2 | Harry D Jacobs High School Algonquin · High · Grades 9–12 | Public | 2,056 | 52.3 Top 50% | 47% Math proficiency | 2,056 |
| 3 | Hampshire High School Hampshire · High · Grades 9–12 | Public | 2,046 | 57.2 Top 50% | 50% Math proficiency | 2,046 |
| 4 | Westfield Community School Algonquin · Elementary · Grades PK–8 | Public | 1,287 | 55.3 Top 50% | 47% Math proficiency | 1,287 |
| 5 | Dundee Middle School Dundee · Middle · Grades 6–8 | Public | 1,144 | 52.9 Top 50% | 37% Math proficiency | 1,144 |
| 6 | Carpentersville Middle School Carpentersville · Middle · Grades 6–8 | Public | 1,142 | 18.4 Lower 50% | 15% Math proficiency | 1,142 |
| 7 | Hampshire Middle School Hampshire · Middle · Grades 6–8 | Public | 821 | 54.2 Top 50% | 37% Math proficiency | 821 |
| 8 | Liberty Elementary School Carpentersville · Elementary · Grades PK–5 | Public | 749 | 43.9 Lower 50% | 45% Math proficiency | 749 |
| 9 | Gary D Wright Elem Sch Hampshire · Elementary · Grades PK–5 | Public | 742 | 42.8 Lower 50% | 39% Math proficiency | 742 |
| 10 | Gilberts Elem Sch Gilberts · Elementary · Grades PK–5 | Public | 729 | 51.5 Top 50% | 45% Math proficiency | 729 |
| 11 | Lakewood School Carpentersville · Elementary · Grades PK–5 | Public | 590 | 13.4 Lower 50% | 16% Math proficiency | 590 |
| 12 | Parkview Elementary School Carpentersville · Elementary · Grades K–5 | Public | 552 | 20.0 Lower 50% | 20% Math proficiency | 552 |
| 13 | Lake in the Hills Elem School Lk In The Hls · Elementary · Grades K–5 | Public | 502 | 42.1 Lower 50% | 45% Math proficiency | 502 |
| 14 | Lincoln Prairie Elem School Lake In The Hills · Elementary · Grades PK–5 | Public | 479 | 42.3 Lower 50% | 42% Math proficiency | 479 |
| 15 | Big Timber Elementary School Hampshire · Elementary · Grades K–5 | Public | 451 | 79.5 Top 25% | 33.7% Free/reduced-price lunch | 451 |
| 16 | Hampshire Elem School Hampshire · Elementary · Grades K–5 | Public | 446 | 50.5 Top 50% | 45% Math proficiency | 446 |
| 17 | Kenneth E Neubert Elem School Algonquin · Elementary · Grades K–5 | Public | 445 | 57.8 Top 50% | 47% Math proficiency | 445 |
| 18 | Sleepy Hollow Elem School Sleepy Hollow · Elementary · Grades K–5 | Public | 424 | 57.2 Top 50% | 47% Math proficiency | 424 |
| 19 | Meadowdale Elem School Carpentersville · Elementary · Grades K–5 | Public | 421 | 19.3 Lower 50% | 27% Math proficiency | 421 |
| 20 | Algonquin Lakes Elem Sch Algonquin · Elementary · Grades K–5 | Public | 408 | 57.3 Top 50% | 55% Math proficiency | 408 |
| 21 | Eastview Elem School Algonquin · Elementary · Grades PK–5 | Public | 401 | 64.4 Top 50% | 52% Math proficiency | 401 |
| 22 | Golfview Elem School Carpentersville · Elementary · Grades K–5 | Public | 401 | 18.9 Lower 50% | 17% Math proficiency | 401 |
| 23 | Dundee Highlands Elem School West Dundee · Elementary · Grades K–5 | Public | 396 | 52.4 Top 50% | 47% Math proficiency | 396 |
| 24 | Algonquin Middle School Algonquin · Middle · Grades 6–8 | Public | 370 | 52.6 Top 50% | 38% Math proficiency | 370 |
| 25 | Perry Elementary School Carpentersville · Elementary · Grades K–5 | Public | 278 | 21.0 Lower 50% | 22% Math proficiency | 278 |
Dundee-Crown High School in Carpentersville leads the 2025 list of largest schools in CUSD 300 with Enrollment 2,573. Of the 25 schools shown, 25 are public.
For the full picture see the wider Illinois largest schools rankings, every school on the CUSD 300 page, or the comparison tool to put a shortlist side by side.
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Frequently asked questions
What is the best largest school in CUSD 300?
Dundee-Crown High School in Carpentersville, Illinois ranks first among largest schools in CUSD 300 with Enrollment 2,573 (Enrollment: 2,573).
How are largest schools in CUSD 300 ranked?
Schools with the highest enrollment. Only schools eligible for the Success Index (US) are included; the index is shown alongside for context.
Are these 2025 rankings official?
No. They are computed by Success Tutoring from official American data (Urban Institute Education Data Portal (NCES CCD, EDFacts); NCES Common Core of Data). States set their own assessments and proficiency cut scores, so proficiency rates are most comparable within a state. Use the state rankings for like-for-like comparisons.