allk12 · Rankings · Fastest growing · Illinois · Winnebago County

The fastest-growing public schools in Winnebago County, Illinois

Across Winnebago County, Illinois, 34 public schools are ranked here, ranked by enrollment growth between the 2017-18 and 2024-25 school years. Constance Lane Elementary School leads the list at 120%, against a median of 11.0% 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

Winnebago County, Illinois

Top Enrollment growth

120%

Median Enrollment growth

11.0%

FASTEST GROWING · WINNEBAGO COUNTY, ILLINOIS

#	School	City	District	2017-18	2024-25	% Change
1	Constance Lane Elementary School	Rockford, IL	Rockford SD 205	283	623	120%
2	Harlem Middle School	Loves Park, IL	Harlem UD 122	1,005	1,330	32.3%
3	Jefferson High School	Rockford, IL	Rockford SD 205	1,680	2,173	29.3%
4	Spring Creek Elem School	Rockford, IL	Rockford SD 205	408	523	28.2%
5	Guilford High School	Rockford, IL	Rockford SD 205	1,744	2,216	27.1%
6	Galapagos Rockford Charter Sch	Rockford, IL	Rockford SD 205	304	384	26.3%
7	Washington Elementary School	Rockford, IL	Rockford SD 205	418	523	25.1%
8	Harlem High School	Machesney Park, IL	Harlem UD 122	1,529	1,884	23.2%
9	Pecatonica High School	Pecatonica, IL	Pecatonica CUSD 321	256	313	22.3%
10	Wm Nashold Early Childhood Center	Rockford, IL	Rockford SD 205	434	530	22.1%
11	Montessori Elementary School	Rockford, IL	Rockford SD 205	554	660	19.1%
12	Gregory Elem School	Rockford, IL	Rockford SD 205	352	418	18.8%
13	Whitehead Elem School	Rockford, IL	Rockford SD 205	580	678	16.9%
14	Lewis Lemon Elementary	Rockford, IL	Rockford SD 205	331	378	14.2%
15	McIntosh Elementary	Rockford, IL	Rockford SD 205	349	398	14.0%
16	C Henry Bloom Elem School	Rockford, IL	Rockford SD 205	381	426	11.8%
17	Rockford Envrnmntl Science Acad	Rockford, IL	Rockford SD 205	996	1,108	11.2%
18	Thurgood Marshall School	Rockford, IL	Rockford SD 205	464	514	10.8%
19	Conklin Elem School	Rockford, IL	Rockford SD 205	337	372	10.4%
20	Summerdale Early Childhood Center	Rockford, IL	Rockford SD 205	420	460	9.5%
21	Auburn High School	Rockford, IL	Rockford SD 205	1,805	1,957	8.4%
22	Haskell Elementary School	Rockford, IL	Rockford SD 205	278	301	8.3%
23	Stone Creek School	Roscoe, IL	Kinnikinnick CCSD 131	334	360	7.8%
24	Maple Elem School	Loves Park, IL	Harlem UD 122	291	313	7.6%
25	Willowbrook Middle School	South Beloit, IL	Prairie Hill CCSD 133	326	348	6.7%
26	Prairie Hill Elem School	South Beloit, IL	Prairie Hill CCSD 133	424	447	5.4%
27	Ellis Elementary School	Rockford, IL	Rockford SD 205	435	457	5.1%
28	West View Elem School	Rockford, IL	Rockford SD 205	499	521	4.4%
29	Whitman Post Elem School	Rockton, IL	Rockton SD 140	491	509	3.7%
30	Dorothy Simon Elem School	Winnebago, IL	Winnebago CUSD 323	287	297	3.5%
31	Abraham Lincoln Middle School	Rockford, IL	Rockford SD 205	717	736	2.6%
32	South Beloit Sr High School	South Beloit, IL	County of Winnebago SD 320	248	254	2.4%
33	Eisenhower Middle School	Rockford, IL	Rockford SD 205	942	963	2.2%
34	R K Welsh Elem School	Rockford, IL	Rockford SD 205	479	483	0.8%

Page 1 of 1 · top 34 of 34 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.