allk12 · Rankings · Most improved · Washington · High schools

The public high schools with the most improved test scores in Washington

This ranking covers the public high schools with the most improved test scores in Washington, drawn from 259 qualifying public high schools. Zillah High School leads the list at +23.4pp, against a median of -0.7pp across the ranked schools.

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Schools ranked

259

Washington

Top 3-yr change

+23.4pp

Median 3-yr change

-0.7pp

MOST IMPROVED · WASHINGTON

#	School	City	District	Students	3 yrs ago	Latest	Change
1	Zillah High School	Zillah, WA	Zillah School District	455	24.4%	47.8%	+23.4pp
2	Oroville Middle-High School	Oroville, WA	Oroville School District	243	22.8%	40.5%	+17.7pp
3	Cusick Jr Sr High School	CUSICK, WA	Cusick School District	147	20.9%	36.9%	+16.0pp
4	Willapa Valley Middle-High	Raymond, WA	Willapa Valley School District	204	31.7%	46.6%	+14.9pp
5	Ilwaco High School	Ilwaco, WA	Ocean Beach School District	297	26.3%	40.1%	+13.8pp
6	Mount Vernon High School	Mount Vernon, WA	Mount Vernon School District	1,849	25.2%	38.1%	+13.0pp
7	Kittitas High School	Kittitas, WA	Kittitas School District	318	24.6%	37.4%	+12.8pp
8	Nathan Hale High School	SEATTLE, WA	Seattle School District No. 1	1,052	52.5%	65.0%	+12.6pp
9	Naches Valley High School	Naches, WA	Naches Valley School District	399	42.9%	55.0%	+12.0pp
10	Meridian High School	BELLINGHAM, WA	Meridian School District	534	46.2%	58.0%	+11.8pp
11	A G West Black Hills High School	Tumwater, WA	Tumwater School District	753	44.7%	56.0%	+11.3pp
12	Bonney Lake High School	Bonney Lake, WA	Sumner-Bonney Lake School District	1,643	55.3%	66.5%	+11.2pp
13	Goldendale High School	GOLDENDALE, WA	Goldendale School District	322	33.1%	44.1%	+11.0pp
14	Curtis Junior High	UNIVERSITY PLACE, WA	University Place School District	904	51.0%	61.4%	+10.5pp
15	Edmonds Woodway High School	EDMONDS, WA	Edmonds School District	1,605	41.3%	51.4%	+10.1pp
16	Republic Senior High School	REPUBLIC, WA	Republic School District	103	38.0%	48.0%	+10.0pp
17	Morton Junior-Senior High	MORTON, WA	Morton School District	205	37.6%	47.5%	+9.9pp
18	Pomeroy Jr Sr High School	POMEROY, WA	Pomeroy School District	142	34.6%	44.4%	+9.8pp
19	Ellensburg High School	Ellensburg, WA	Ellensburg School District	957	41.5%	51.2%	+9.7pp
20	Cavelero Mid High School	Lake Stevens, WA	Lake Stevens School District	1,490	40.1%	49.5%	+9.4pp
21	Cheney High School	CHENEY, WA	Cheney School District	1,491	31.5%	40.8%	+9.2pp
22	Kingston High School	Kingston, WA	North Kitsap School District	602	45.3%	54.4%	+9.1pp
23	Winlock Senior High	WINLOCK, WA	Winlock School District	226	30.4%	39.5%	+9.1pp
24	Olympic High School	BREMERTON, WA	Central Kitsap School District	1,162	39.2%	47.9%	+8.8pp
25	Chief Sealth International High School	SEATTLE, WA	Seattle School District No. 1	1,184	30.1%	37.6%	+7.6pp
26	Steilacoom High	Steilacoom, WA	Steilacoom Hist. School District	968	49.2%	56.7%	+7.5pp
27	Yelm High School 12	Yelm, WA	Yelm School District	1,693	37.3%	44.8%	+7.5pp
28	Liberty High School	SPANGLE, WA	Liberty School District	168	58.7%	66.0%	+7.3pp
29	North Central High School	Spokane, WA	Spokane School District	1,647	40.0%	47.3%	+7.3pp
30	Monroe High School	Monroe, WA	Monroe School District	1,515	41.1%	48.2%	+7.2pp
31	Port Townsend High School	Port Townsend, WA	Port Townsend School District	383	55.9%	63.1%	+7.2pp
32	Tenino High School	Tenino, WA	Tenino School District	383	40.1%	47.1%	+7.0pp
33	Tumwater High School	Tumwater, WA	Tumwater School District	1,117	53.6%	60.6%	+7.0pp
34	Royal High School	Royal City, WA	Royal School District	592	33.6%	40.3%	+6.7pp
35	Centralia High School	Centralia, WA	Centralia School District	941	30.5%	37.1%	+6.6pp
36	Bainbridge High School	Bainbridge Island, WA	Bainbridge Island School District	1,208	77.4%	83.9%	+6.5pp
37	South Kitsap High School	PORT ORCHARD, WA	South Kitsap School District	2,448	45.2%	51.3%	+6.1pp
38	Granger High School	Granger, WA	Granger School District	433	18.5%	24.3%	+5.8pp
39	Lincoln High School	Tacoma, WA	Tacoma School District	1,556	19.8%	25.1%	+5.3pp
40	Rainier Beach High School	SEATTLE, WA	Seattle School District No. 1	854	18.8%	23.8%	+5.0pp
41	Snohomish High School	Snohomish, WA	Snohomish School District	1,496	50.8%	55.8%	+5.0pp
42	Coupeville High School	Coupeville, WA	Coupeville School District	256	45.9%	50.8%	+4.9pp
43	Deer Park High School	Deer Park, WA	Deer Park School District	637	51.8%	56.7%	+4.9pp
44	Bethel High School	Spanaway, WA	Bethel School District	1,688	38.6%	43.4%	+4.8pp
45	Lopez Middle High School	Lopez Island, WA	Lopez School District	111	43.0%	47.9%	+4.8pp
46	Innovation Lab High School	Bothell, WA	Northshore School District	252	70.3%	75.0%	+4.7pp
47	Clover Park High School	Lakewood, WA	Clover Park School District	1,161	22.6%	27.1%	+4.5pp
48	North Creek High School	Bothell, WA	Northshore School District	1,910	72.5%	77.0%	+4.5pp
49	Rainier Senior High School	Rainier, WA	Rainier School District	283	47.3%	51.8%	+4.5pp
50	Summit Public School: Atlas	Seattle, WA	Summit Public School: Atlas	566	41.8%	46.2%	+4.4pp

Page 1 of 6 · top 259 of 259 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.