allk12 · Rankings · Most improved · Ohio · Delaware County

The public schools with the most improved test scores in Delaware County, Ohio

Across Delaware County, Ohio, 53 public schools are ranked here, ranked by the 3-year gain in composite math + reading proficiency. Buckeye Valley East Elementary School leads the list at +17.5pp, against a median of +0.2pp 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

Delaware County, Ohio

Top 3-yr change

+17.5pp

Median 3-yr change

+0.2pp

MOST IMPROVED · DELAWARE COUNTY, OHIO

#	School	City	District	Students	3 yrs ago	Latest	Change
1	Buckeye Valley East Elementary School	Ashley, OH	Buckeye Valley Local	441	55.4%	72.8%	+17.5pp
2	Rutherford B Hayes High School	Delaware, OH	Delaware City	1,612	55.4%	70.3%	+15.0pp
3	Buckeye Valley Local High School	Delaware, OH	Buckeye Valley Local	597	68.2%	81.9%	+13.8pp
4	Ervin Carlisle Elementary School	Delaware, OH	Delaware City	533	65.1%	78.5%	+13.4pp
5	Heritage Middle School	Westerville, OH	Westerville City	592	56.4%	67.8%	+11.3pp
6	Olentangy Berlin High School	Delaware, OH	Olentangy Local	1,823	74.7%	85.2%	+10.6pp
7	Buckeye Valley Local Middle School	Delaware, OH	Buckeye Valley Local	612	66.3%	73.6%	+7.3pp
8	Deer Run Elementary School	Dublin, OH	Dublin City	356	91.0%	97.8%	+6.8pp
9	Big Walnut Middle School	Sunbury, OH	Big Walnut Local	973	73.7%	79.6%	+5.9pp
10	Olentangy Liberty Middle School	Powell, OH	Olentangy Local	1,005	85.4%	90.8%	+5.4pp
11	Willard Grizzell Middle School	Dublin, OH	Dublin City	683	85.3%	90.0%	+4.6pp
12	Buckeye Valley West Elementary School	Ostrander, OH	Buckeye Valley Local	648	80.1%	84.6%	+4.5pp
13	Shale Meadows Elementary School	Lewis Center, OH	Olentangy Local	724	87.0%	90.8%	+3.9pp
14	General Rosecrans Elementary	Sunbury, OH	Big Walnut Local	296	72.2%	75.7%	+3.5pp
15	Big Walnut Intermediate School	Sunbury, OH	Big Walnut Local	663	76.1%	78.9%	+2.8pp
16	Olentangy High School	Lewis Center, OH	Olentangy Local	1,760	85.0%	87.8%	+2.8pp
17	John C Dempsey Middle School	Delaware, OH	Delaware City	1,278	67.3%	69.9%	+2.6pp
18	Orange High School	Lewis, OH	Olentangy Local	1,936	76.8%	79.3%	+2.6pp
19	Robert Frost Elementary School	Westerville, OH	Westerville City	420	77.3%	79.7%	+2.4pp
20	Alum Creek Elementary School	Lewis Center, OH	Olentangy Local	664	86.3%	88.5%	+2.2pp
21	Genoa Middle School	Westerville, OH	Westerville City	702	73.7%	75.7%	+2.0pp
22	Alcott Elementary School	Westerville, OH	Westerville City	537	87.6%	89.0%	+1.5pp
23	Olentangy Shanahan Middle School	Lewis Center, OH	Olentangy Local	1,029	87.1%	88.3%	+1.2pp
24	Tyler Run Elementary School	Powell, OH	Olentangy Local	606	92.2%	93.3%	+1.1pp
25	Berkshire Middle School	Galena, OH	Olentangy Local	883	85.3%	86.1%	+0.7pp
26	David Smith Elementary School	Delaware, OH	Delaware City	376	66.8%	67.4%	+0.6pp
27	Walnut Creek Elementary	Galena, OH	Olentangy Local	546	84.8%	85.0%	+0.2pp
28	Westerville Central High School	Westerville, OH	Westerville City	1,485	64.0%	63.9%	-0.1pp
29	James Conger Elementary School	Delaware, OH	Delaware City	453	60.8%	60.5%	-0.4pp
30	Heritage Elementary School	Lewis Center, OH	Olentangy Local	592	89.1%	88.7%	-0.4pp
31	Fouse Elementary School	Westerville, OH	Westerville City	459	77.7%	76.7%	-1.0pp
32	Olentangy Liberty High School	Powell, OH	Olentangy Local	1,847	88.5%	87.4%	-1.0pp
33	Olentangy Orange Middle School	Lewis Center, OH	Olentangy Local	1,056	82.0%	81.0%	-1.0pp
34	Liberty Tree Elementary School	Powell, OH	Olentangy Local	727	86.5%	85.5%	-1.0pp
35	Hyatts Middle School	Powell, OH	Olentangy Local	835	88.2%	87.2%	-1.0pp
36	Westerville-North High School	Westerville, OH	Westerville City	1,587	61.9%	60.8%	-1.1pp
37	Eli Pinney Elementary School	Dublin, OH	Dublin City	585	90.3%	89.0%	-1.4pp
38	Cheshire Elementary	Delaware, OH	Olentangy Local	508	88.2%	86.7%	-1.5pp
39	Arrowhead Elementary School	Lewis Center, OH	Olentangy Local	648	82.7%	80.8%	-2.0pp
40	Oak Creek Elementary School	Lewis Center, OH	Olentangy Local	649	85.8%	83.7%	-2.1pp
41	Johnnycake Corners Elementary School	Galena, OH	Olentangy Local	611	86.6%	84.5%	-2.1pp
42	Freedom Trail Elementary	Lewis, OH	Olentangy Local	605	86.6%	84.5%	-2.1pp
43	Big Walnut High School	Sunbury, OH	Big Walnut Local	1,299	71.6%	69.3%	-2.3pp
44	Prairie Run Elementary School	Sunbury, OH	Big Walnut Local	352	79.9%	77.3%	-2.6pp
45	Wyandot Run Elementary School	Powell, OH	Olentangy Local	733	88.1%	85.3%	-2.8pp
46	Indian Springs Elementary	Powell, OH	Olentangy Local	721	88.5%	85.3%	-3.2pp
47	Robert F Schultz Elementary School	Delaware, OH	Delaware City	777	71.4%	68.1%	-3.3pp
48	Hylen Souders Elementary School	Galena, OH	Big Walnut Local	289	65.6%	62.3%	-3.3pp
49	Scioto Ridge Elementary School	Powell, OH	Olentangy Local	642	91.8%	88.1%	-3.7pp
50	Glen Oak Elementary School	Lewis Center, OH	Olentangy Local	654	84.6%	80.7%	-4.0pp

Page 1 of 2 · top 53 of 53 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.