allk12 · Rankings · Top graded · Iowa · High schools

The top-graded public high schools in Iowa

Across Iowa, 325 public high schools are ranked here, ranked by the allk12 Grade, which blends test scores, results against what poverty predicts, and the three-year trend, each compared with schools in the same state. Bedford High School leads the list at A+, against a median of B- across the ranked schools.

Sort any column, filter to a school or district, or download the full ranking as a CSV. Source data is federal NCES and state assessment reporting, 2024-25.

Schools ranked

325

Iowa

Top Grade

A+

Median Grade

B-

TOP GRADED · IOWA

#	School	City	District	Level	Students	Grade	Percentile in state
1	Bedford High School	Bedford, IA	Bedford Comm School District	High	245	A+	99.8
2	Treynor High School	Treynor, IA	Treynor Comm School District	High	254	A+	99.5
3	Grundy Center High School	Grundy Center, IA	Grundy Center Comm School District	High	241	A+	99.2
4	Denver Senior High School	Denver, IA	Denver Comm School District	High	278	A+	98.9
5	Westside Junior-Senior High School	Westside, IA	Ar-We-Va Comm School District	High	108	A+	98.6
6	ADM Senior High School	Adel, IA	Adel DeSoto Minburn Comm School District	High	666	A+	98.3
7	Decorah High School	Decorah, IA	Decorah Community School District	High	555	A+	98
8	North Union High School	Armstrong, IA	North Union Comm School District	High	170	A+	97.7
9	Lawton-Bronson Junior-Senior High School	Lawton, IA	Lawton-Bronson Comm School District	High	339	A+	97.4
10	Rock Valley High School	Rock Valley, IA	Rock Valley Comm School District	High	242	A+	97.1
11	Pella High School	Pella, IA	Pella Comm School District	High	801	A+	96.8
12	Central Lyon Secondary School	Rock Rapids, IA	Central Lyon Comm School District	High	358	A+	96.5
13	Osage High School	Osage, IA	Osage Comm School District	High	294	A+	96.2
14	Clayton Ridge High School	Guttenberg, IA	Clayton Ridge Comm School District	High	176	A+	95.9
15	Whiting Senior High School	Whiting, IA	Whiting Comm School District	High	61	A+	95.6
16	Southview Middle School	Ankeny, IA	Ankeny Comm School District	High	913	A+	95.3
17	Waukon High School	Waukon, IA	Allamakee Comm School District	High	392	A+	95
18	Gilbert High School	Gilbert, IA	Gilbert Comm School District	High	509	A	94.7
19	Van Meter High School	Van Meter, IA	Van Meter Comm School District	High	316	A	94.4
20	Williamsburg Jr-Sr High School	Williamsburg, IA	Williamsburg Comm School District	High	604	A	94.1
21	Maquoketa Valley Senior High School	Delhi, IA	Maquoketa Valley Comm School District	High	206	A	93.8
22	Mount Ayr High School	Mount Ayr, IA	Mount Ayr Comm School District	High	304	A	93.4
23	Cascade Junior-Senior High School	Cascade, IA	Western Dubuque Comm School District	High	392	A	93.1
24	Audubon Middle-High School	Audubon, IA	Audubon Comm School District	High	291	A	92.8
25	South O'Brien Secondary School	Paullina, IA	South O'Brien Comm School District	High	241	A	92.5
26	Kingsley-Pierson High School	Kingsley, IA	Kingsley-Pierson Comm School District	High	141	A	92.2
27	Aplington-Parkersburg High School	Parkersburg, IA	Aplington-Parkersburg Comm School District	High	247	A	91.9
28	St Ansgar High School	St Ansgar, IA	St Ansgar Comm School District	High	166	A	91.6
29	Northview Middle School	Ankeny, IA	Ankeny Comm School District	High	1,021	A	91.3
30	Grinnell Community Senior High School	Grinnell, IA	Grinnell-Newburg Comm School District	High	512	A	91
31	South Hamilton Middle And High School	Jewell, IA	South Hamilton Comm School District	High	300	A	90.7
32	Central Lee High School	Donnellson, IA	Central Lee Comm School District	High	353	A	90.4
33	Dike-New Hartford High School	Dike, IA	Dike-New Hartford Comm School District	High	294	A	90.1
34	Roland-Story High School	Story City, IA	Roland-Story Comm School District	High	317	A	89.8
35	Underwood High School	Underwood, IA	Underwood Comm School District	High	247	A	89.5
36	Spencer High School	Spencer, IA	Spencer Comm School District	High	688	A	89.2
37	Lynnville-Sully High School	Sully, IA	Lynnville-Sully Comm School District	High	160	A	88.9
38	BCLUW High School	Conrad, IA	BCLUW Comm School District	High	172	A	88.6
39	Western Dubuque High School	Epworth, IA	Western Dubuque Comm School District	High	927	A	88.3
40	East Union Middle-High School	Afton, IA	East Union Comm School District	High	242	A	88
41	Wayne Community Jr-Sr High School	Corydon, IA	Wayne Comm School District	High	255	A	87.7
42	Shenandoah High School	Shenandoah, IA	Shenandoah Comm School District	High	300	A	87.3
43	Vinton-Shellsburg High School	Vinton, IA	Vinton-Shellsburg Comm School District	High	414	A	87
44	Pleasant Valley High School	Bettendorf, IA	Pleasant Valley Comm School District	High	1,731	A	86.7
45	Johnston Middle School	Johnston, IA	Johnston Comm School District	High	1,161	A	86.4
46	Sigourney Jr-Sr High Sch	Sigourney, IA	Sigourney Comm School District	High	287	A	86.1
47	Kee High School	Lansing, IA	Eastern Allamakee Comm School District	High	87	A	85.8
48	Logan-Magnolia Jr-Sr High School	Logan, IA	Logan-Magnolia Comm School District	High	294	A	85.5
49	Humboldt High School	Humboldt, IA	Humboldt Comm School District	High	464	A	85.2
50	Lake Mills Senior High School	Lake Mills, IA	Lake Mills Comm School District	High	193	A-	84.9

Page 1 of 7 · top 325 of 325 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.