allk12 · Rankings · Fastest declining · New Hampshire · High schools

The fastest-declining public high schools by enrollment in New Hampshire

60 public high schools in New Hampshire appear in this ranking of the fastest-declining public high schools by enrollment, ranked by the steepest enrollment decline between the 2017-18 and 2024-25 school years. Sanborn Regional High School leads the list at -29.6%, against a median of -10.1% 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

New Hampshire

Best Enrollment change

-29.6%

Median Enrollment change

-10.1%

FASTEST DECLINING · NEW HAMPSHIRE

#	School	City	District	2017-18	2024-25	% Change
1	Sanborn Regional High School	Kingston, NH	Sanborn Regional School District	636	448	-29.6%
2	Littleton High School	Littleton, NH	Littleton School District	243	172	-29.2%
3	Campbell High School	LITCHFIELD, NH	Litchfield School District	458	343	-25.1%
4	Epping High School	Epping, NH	Epping School District	279	213	-23.7%
5	Manchester Central High School	Manchester, NH	Manchester School District	1,474	1,130	-23.3%
6	Milford High School	Milford, NH	Milford School District	846	655	-22.6%
7	Berlin Senior High School	Berlin, NH	Berlin School District	391	303	-22.5%
8	Pelham High School	Pelham, NH	Pelham School District	651	508	-22.0%
9	Exeter High School	EXETER, NH	Exeter Region Cooperative School District	1,686	1,348	-20.0%
10	Winnisquam Regional High School	Tilton, NH	Winnisquam Regional School District	439	357	-18.7%
11	Timberlane Regional High School	Plaistow, NH	Timberlane Regional School District	1,158	944	-18.5%
12	Alvirne High School	Hudson, NH	Hudson School District	1,189	976	-17.9%
13	Mascenic Regional High School	New Ipswich, NH	Mascenic Regional School District	304	252	-17.1%
14	Newport Middle High School (High)	Newport, NH	Newport School District	350	291	-16.9%
15	Farmington Senior High School	FARMINGTON, NH	Farmington School District	256	214	-16.4%
16	Prospect Mountain High School	Alton, NH	Prospect Mountain JMA School District	476	402	-15.5%
17	Concord High School	Concord, NH	Concord School District	1,648	1,394	-15.4%
18	Londonderry Senior High School	Londonderry, NH	Londonderry School District	1,495	1,289	-13.8%
19	Kennett High School	North Conway, NH	Conway School District	741	642	-13.4%
20	Raymond High School	Raymond, NH	Raymond School District	373	326	-12.6%
21	White Mountains Regional High School	Whitefield, NH	White Mountains Regional School District	364	319	-12.4%
22	Stevens High School	Claremont, NH	Claremont School District	543	477	-12.2%
23	Merrimack High School	Merrimack, NH	Merrimack School District	1,200	1,057	-11.9%
24	Souhegan Coop High School	Amherst, NH	Souhegan Cooperative School District	787	696	-11.6%
25	Conant Middle High School (H)	Jaffrey, NH	Jaffrey-Rindge Cooperative School District	379	336	-11.3%
26	Manchester School of Technology (High School)	Manchester, NH	Manchester School District	340	302	-11.2%
27	Mascoma Valley Regional High School	Canaan, NH	Mascoma Valley Regional School District	341	303	-11.1%
28	Conval Regional High School	Peterborough, NH	Contoocook Valley School District	724	645	-10.9%
29	Merrimack Valley High School	Penacook, NH	Merrimack Valley School District	832	744	-10.6%
30	Inter-Lakes High School	Meredith, NH	Inter-Lakes Cooperative School District	327	294	-10.1%
31	Franklin High School	Franklin, NH	Franklin School District	311	280	-10.0%
32	Goffstown High School	Goffstown, NH	Goffstown School District	1,114	1,008	-9.5%
33	Kearsarge Regional High School	North Sutton, NH	Kearsarge Regional School District	534	485	-9.2%
34	Somersworth High School	Somersworth, NH	Somersworth School District	438	399	-8.9%
35	Bedford High School	Bedford, NH	Bedford School District	1,491	1,360	-8.8%
36	Coe-Brown Northwood Academy	Northwood, NH	Coe-Brown Northwood Academy School District	715	654	-8.5%
37	Monadnock Regional High School	SWANZEY, NH	Monadnock Regional School District	489	448	-8.4%
38	Belmont High School	Belmont, NH	Shaker Regional School District	394	361	-8.4%
39	John Stark Regional High School	WEARE, NH	John Stark Regional School District	663	612	-7.7%
40	Hollis-Brookline High School	Hollis, NH	Hollis-Brookline Cooperative School District	806	745	-7.6%
41	Manchester Memorial High School	Manchester, NH	Manchester School District	1,400	1,296	-7.4%
42	Nashua High School North	Nashua, NH	Nashua School District	1,664	1,543	-7.3%
43	Keene High School	Keene, NH	Keene School District	1,388	1,288	-7.2%
44	Portsmouth High School	Portsmouth, NH	Portsmouth School District	1,096	1,017	-7.2%
45	Hanover High School	Hanover, NH	Dresden School District	724	674	-6.9%
46	Nashua High School South	Nashua, NH	Nashua School District	1,809	1,686	-6.8%
47	Spaulding High School	Rochester, NH	Rochester School District	1,385	1,298	-6.3%
48	Pinkerton Academy	Derry, NH	Pinkerton Academy School District	3,181	2,990	-6.0%
49	Kingswood Regional High School	Wolfeboro, NH	Governor Wentworth Regional School District	774	729	-5.8%
50	Pembroke Academy	Pembroke, NH	Pembroke School District	790	744	-5.8%

Page 1 of 2 · top 60 of 60 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.