allk12 · Rankings · Fastest declining · Connecticut · Northeastern Connecticut Planning Region

The fastest-declining public schools by enrollment in Northeastern Connecticut Planning Region, Connecticut

Across Northeastern Connecticut Planning Region, Connecticut, 23 public schools are ranked here, ranked by the steepest enrollment decline between the 2017-18 and 2024-25 school years. Plainfield High School leads the list at -24.5%, against a median of -13.4% 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

Northeastern Connecticut Planning Region, Connecticut

Best Enrollment change

-24.5%

Median Enrollment change

-13.4%

FASTEST DECLINING · NORTHEASTERN CONNECTICUT PLANNING REGION, CONNECTICUT

#	School	City	District	2017-18	2024-25	% Change
1	Plainfield High School	Central Village, CT	Plainfield School District	682	515	-24.5%
2	Tourtellotte Memorial High School	North Grosvenordale, CT	Thompson School District	243	184	-24.3%
3	Thompson Middle School	North Grosvenordale, CT	Thompson School District	335	262	-21.8%
4	Voluntown Elementary School	Voluntown, CT	Voluntown School District	276	216	-21.7%
5	Parish Hill High School	Chaplin, CT	Regional School District 11	233	184	-21.0%
6	Sterling Community School	Sterling, CT	Sterling School District	380	301	-20.8%
7	Mary R. Fisher Elementary School	North Grosvenordale, CT	Thompson School District	430	359	-16.5%
8	Killingly Central School	Dayville, CT	Killingly School District	378	317	-16.1%
9	Moosup Elementary School	Moosup, CT	Plainfield School District	299	252	-15.7%
10	Plainfield Central School	Plainfield, CT	Plainfield School District	499	422	-15.4%
11	Pomfret Community School	Pomfret Center, CT	Pomfret School District	386	332	-14.0%
12	Plainfield Memorial School	Plainfield, CT	Plainfield School District	336	291	-13.4%
13	Brooklyn Elementary School	Brooklyn, CT	Brooklyn School District	539	469	-13.0%
14	Woodstock Elementary School	Woodstock, CT	Woodstock School District	446	391	-12.3%
15	Putnam Elementary School	Putnam, CT	Putnam School District	633	558	-11.8%
16	Ashford School	Ashford, CT	Ashford School District	394	351	-10.9%
17	Woodstock Middle School	Woodstock, CT	Woodstock School District	404	360	-10.9%
18	Killingly High School	Dayville, CT	Killingly School District	802	744	-7.2%
19	Putnam High School	Putnam, CT	Putnam School District	272	253	-7.0%
20	The Woodstock Academy	Woodstock, CT	The Woodstock Academy District	1,087	1,011	-7.0%
21	Killingly Memorial School	Danielson, CT	Killingly School District	509	485	-4.7%
22	Shepard Hill Elementary School	Plainfield, CT	Plainfield School District	410	392	-4.4%
23	H. H. Ellis Technical High School	Danielson, CT	Connecticut Technical Education and Career System	677	650	-4.0%

Page 1 of 1 · top 23 of 23 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.