allk12 · Rankings · Highest proficiency · Illinois · Winnebago County

The highest-performing public schools by test proficiency in Winnebago County, Illinois

This ranking covers the highest-performing public schools by test proficiency in Winnebago County, Illinois, drawn from 69 qualifying public schools. Thurgood Marshall Elementary leads the list at 97.8%, against a median of 29.7% 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 % Proficient

97.8%

Median % Proficient

29.7%

HIGHEST PROFICIENCY · WINNEBAGO COUNTY, ILLINOIS

#	School	City	District	Level	% FRL	Students	% Proficient
1	Thurgood Marshall Elementary	Rockford, IL	Rockford SD 205	Elementary	35.3%	374	97.8%
2	Thurgood Marshall School	Rockford, IL	Rockford SD 205	Middle	31.5%	514	94.6%
3	Prairie Hill Elem School	South Beloit, IL	Prairie Hill CCSD 133	Elementary	9.4%	447	78.7%
4	Willowbrook Middle School	South Beloit, IL	Prairie Hill CCSD 133	Middle	15.8%	348	68.1%
5	Whitman Post Elem School	Rockton, IL	Rockton SD 140	Elementary	32.6%	509	64.4%
6	Hononegah CHD High School	Rockton, IL	Hononegah CHD 207	High	24.7%	1,814	63.2%
7	Roscoe Middle School	Roscoe, IL	Kinnikinnick CCSD 131	Middle	31.2%	596	61.7%
8	Stephen Mack Middle School	Rockton, IL	Rockton SD 140	Middle	29.7%	552	61.4%
9	Durand Elem School	Durand, IL	Durand CUSD 322	Elementary	47.7%	281	59.3%
10	Kinnikinnick School	Roscoe, IL	Kinnikinnick CCSD 131	Elementary	30.6%	350	58.5%
11	Stone Creek School	Roscoe, IL	Kinnikinnick CCSD 131	Elementary	31.7%	360	55.8%
12	Pecatonica High School	Pecatonica, IL	Pecatonica CUSD 321	High	30.7%	313	55.1%
13	Pecatonica Elem School	Pecatonica, IL	Pecatonica CUSD 321	Elementary	34.9%	307	54.0%
14	Haskell Elementary School	Rockford, IL	Rockford SD 205	Elementary	62.1%	301	53.1%
15	Olson Park Elem School	Machesney Park, IL	Harlem UD 122	Elementary	54.8%	294	52.9%
16	Winnebago High School	Winnebago, IL	Winnebago CUSD 323	High	27.7%	422	47.5%
17	Brookview Elem School	Rockford, IL	Rockford SD 205	Elementary	55.6%	484	46.6%
18	Montessori Elementary School	Rockford, IL	Rockford SD 205	Elementary	36.4%	660	46.0%
19	Jean McNair Elementary School	Winnebago, IL	Winnebago CUSD 323	Elementary	33.3%	252	45.3%
20	Winnebago Middle School	Winnebago, IL	Winnebago CUSD 323	Middle	31.4%	296	44.3%
21	Pecatonica Comm Middle School	Pecatonica, IL	Pecatonica CUSD 321	Middle	33.5%	269	43.1%
22	Ralston Elem School	Machesney Park, IL	Harlem UD 122	Elementary	45.3%	232	40.9%
23	Durand High School	Durand, IL	Durand CUSD 322	High	32.4%	170	35.9%
24	South Beloit Sr High School	South Beloit, IL	County of Winnebago SD 320	High	60.6%	254	35.4%
25	Cherry Valley Elementary School	Rockford, IL	Rockford SD 205	Elementary	64.2%	676	35.3%
26	Harlem Middle School	Loves Park, IL	Harlem UD 122	Middle	60.2%	1,330	33.9%
27	Machesney Elem School	Machesney Park, IL	Harlem UD 122	Elementary	63.7%	361	33.8%
28	Loves Park Elem School	Loves Park, IL	Harlem UD 122	Elementary	76.3%	279	32.4%
29	Maple Elem School	Loves Park, IL	Harlem UD 122	Elementary	74.8%	313	31.9%
30	Auburn High School	Rockford, IL	Rockford SD 205	High	67.1%	1,957	31.5%
31	Spring Creek Elem School	Rockford, IL	Rockford SD 205	Elementary	53.0%	523	31.1%
32	Harlem High School	Machesney Park, IL	Harlem UD 122	High	54.7%	1,884	30.6%
33	Marquette Elem School	Machesney Park, IL	Harlem UD 122	Elementary	67.2%	268	30.6%
34	South Beloit Jr High School	South Beloit, IL	County of Winnebago SD 320	Middle	50.0%	118	29.8%
35	Barbour Two-Way Lang Immersion	Rockford, IL	Rockford SD 205	Elementary	72.1%	628	29.7%
36	Riverview Elementary School	South Beloit, IL	County of Winnebago SD 320	Elementary	64.8%	199	29.7%
37	Clifford P Carlson Elem School	Rockford, IL	Rockford SD 205	Elementary	74.6%	390	29.7%
38	Windsor Elem School	Loves Park, IL	Harlem UD 122	Elementary	70.2%	315	28.0%
39	Maud E Johnson Elem School	Rockford, IL	Rockford SD 205	Elementary	72.0%	425	27.6%
40	West View Elem School	Rockford, IL	Rockford SD 205	Elementary	85.8%	521	27.4%
41	Swan Hillman Elem School	Rockford, IL	Rockford SD 205	Elementary	74.5%	581	27.3%
42	Guilford High School	Rockford, IL	Rockford SD 205	High	58.7%	2,216	27.2%
43	Arthur Froberg Elem School	Rockford, IL	Rockford SD 205	Elementary	71.8%	426	25.8%
44	Rolling Green	Rockford, IL	Rockford SD 205	Elementary	78.8%	505	25.3%
45	Legacy Acad of Excellence Charter	Rockford, IL	Rockford SD 205	Elementary	19.7%	234	25.1%
46	Eisenhower Middle School	Rockford, IL	Rockford SD 205	Middle	59.3%	963	22.4%
47	Whitehead Elem School	Rockford, IL	Rockford SD 205	Elementary	80.7%	678	22.0%
48	Rock Cut Elem School	Loves Park, IL	Harlem UD 122	Elementary	67.4%	261	21.3%
49	Galapagos Rockford Charter Sch	Rockford, IL	Rockford SD 205	Elementary	24.7%	384	20.8%
50	Bernard W Flinn Middle School	Rockford, IL	Rockford SD 205	Middle	69.5%	807	20.4%

Page 1 of 2 · top 69 of 69 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.