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County rankings · Highest proficiency

Iowa: the counties with the highest-performing public schools

89 counties

Iowa counties ranked by enrollment-weighted state-assessment proficiency across the county. Counties need at least 3 schools and 1,000 students to qualify. The median ranked county is at 72.1%. Showing ranks 51 to 89.

#CountyStateSchoolsStudents% Proficient
51Monona CountyIA71,21071.2%
52Jones CountyIA102,69370.8%
53Mahaska CountyIA82,75770.8%
54Jefferson CountyIA61,97470.3%
55Jasper CountyIA185,66870.2%
56Clinton CountyIA187,12970.0%
57Cerro Gordo CountyIA135,24869.8%
58Dubuque CountyIA2613,16469.8%
59Cedar CountyIA133,03069.7%
60Louisa CountyIA92,16569.6%
61Linn CountyIA8136,48069.5%
62Wayne CountyIA61,03269.4%
63Calhoun CountyIA51,47269.0%
64Fayette CountyIA143,22268.8%
65Lee CountyIA136,01468.1%
66Black Hawk CountyIA3418,22468.0%
67Lucas CountyIA41,24967.6%
68Henry CountyIA133,23067.2%
69Pottawattamie CountyIA3415,27067.0%
70Scott CountyIA4926,10066.8%
71Montgomery CountyIA71,47366.7%
72Greene CountyIA51,42566.5%
73Washington CountyIA133,82066.1%
74Woodbury CountyIA3618,21065.3%
75Emmet CountyIA41,29765.1%
76Polk CountyIA13277,43665.0%
77Davis CountyIA41,14764.4%
78Des Moines CountyIA155,63264.4%
79Floyd CountyIA82,15264.3%
80Appanoose CountyIA81,76763.9%
81Jackson CountyIA92,62863.7%
82Tama CountyIA102,77063.5%
83Marshall CountyIA176,90362.3%
84Muscatine CountyIA156,52762.3%
85Wright CountyIA72,45160.2%
86Clarke CountyIA51,67259.5%
87Wapello CountyIA186,89259.1%
88Buena Vista CountyIA154,69156.6%
89Webster CountyIA114,67856.4%

See the national highest proficiency ranking →