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allk12 · Rankings · Fastest declining · New York · Nassau County · High schools

The fastest-declining public high schools by enrollment in Nassau County, New York

This ranking covers the fastest-declining public high schools by enrollment in Nassau County, New York, drawn from 34 qualifying public high schools. OYSTER BAY HIGH SCHOOL leads the list at -42.5%, against a median of -7.0% 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
34
Nassau County, New York
Best Enrollment change
-42.5%
Median Enrollment change
-7.0%
FASTEST DECLINING · NASSAU COUNTY, NEW YORK
#SchoolCityDistrict2017-182024-25% Change
1OYSTER BAY HIGH SCHOOLOYSTER BAY, NYOYSTER BAY-EAST NORWICH CENTRAL SCHOOL DISTRICT716412-42.5%
2HEMPSTEAD HIGH SCHOOLHEMPSTEAD, NYHEMPSTEAD UNION FREE SCHOOL DISTRICT2,5671,879-26.8%
3LAWRENCE SENIOR HIGH SCHOOLCEDARHURST, NYLAWRENCE UNION FREE SCHOOL DISTRICT940764-18.7%
4MASSAPEQUA HIGH SCHOOLMASSAPEQUA, NYMASSAPEQUA UNION FREE SCHOOL DISTRICT1,6951,407-17.0%
5LOCUST VALLEY HIGH SCHOOLLOCUST VALLEY, NYLOCUST VALLEY CENTRAL SCHOOL DISTRICT691583-15.6%
6PLAINEDGE SENIOR HIGH SCHOOLMASSAPEQUA, NYPLAINEDGE UNION FREE SCHOOL DISTRICT982856-12.8%
7UNIONDALE HIGH SCHOOLUNIONDALE, NYUNIONDALE UNION FREE SCHOOL DISTRICT2,4042,106-12.4%
8SOUTH SIDE HIGH SCHOOLROCKVILLE CENTRE, NYROCKVILLE CENTRE UNION FREE SCHOOL DISTRICT1,090959-12.0%
9NORTH SHORE SENIOR HIGH SCHOOLGLEN HEAD, NYNORTH SHORE CENTRAL SCHOOL DISTRICT881776-11.9%
10WANTAGH SENIOR HIGH SCHOOLWANTAGH, NYWANTAGH UNION FREE SCHOOL DISTRICT935826-11.7%
11ELMONT MEMORIAL HIGH SCHOOLELMONT, NYSEWANHAKA CENTRAL HIGH SCHOOL DISTRICT1,6761,492-11.0%
12FARMINGDALE SENIOR HIGH SCHOOLFARMINGDALE, NYFARMINGDALE UNION FREE SCHOOL DISTRICT1,8921,704-9.9%
13FLORAL PARK MEMORIAL HIGH SCHOOLFLORAL PARK, NYSEWANHAKA CENTRAL HIGH SCHOOL DISTRICT1,4461,308-9.5%
14VALLEY STREAM NORTH HIGH SCHOOLFRANKLIN SQUARE, NYVALLEY STREAM CENTRAL HIGH SCHOOL DISTRICT1,3831,260-8.9%
15SEAFORD SENIOR HIGH SCHOOLSEAFORD, NYSEAFORD UNION FREE SCHOOL DISTRICT711650-8.6%
16MANHASSET SECONDARY SCHOOLMANHASSET, NYMANHASSET UNION FREE SCHOOL DISTRICT1,1251,031-8.4%
17BALDWIN SENIOR HIGH SCHOOLBALDWIN, NYBALDWIN UNION FREE SCHOOL DISTRICT1,5891,470-7.5%
18MHS AMES CAMPUSMASSAPEQUA, NYMASSAPEQUA UNION FREE SCHOOL DISTRICT529495-6.4%
19WHEATLEY SCHOOLOLD WESTBURY, NYEAST WILLISTON UNION FREE SCHOOL DISTRICT733689-6.0%
20ISLAND TREES HIGH SCHOOLLEVITTOWN, NYISLAND TREES UNION FREE SCHOOL DISTRICT746701-6.0%
21LONG BEACH HIGH SCHOOLLONG BEACH, NYLONG BEACH CITY SCHOOL DISTRICT1,3331,253-6.0%
22GARDEN CITY HIGH SCHOOLGARDEN CITY, NYGARDEN CITY UNION FREE SCHOOL DISTRICT1,1651,096-5.9%
23LYNBROOK SENIOR HIGH SCHOOLLYNBROOK, NYLYNBROOK UNION FREE SCHOOL DISTRICT891846-5.1%
24NEW HYDE PARK MEMORIAL HIGH SCHOOLNEW HYDE PARK, NYSEWANHAKA CENTRAL HIGH SCHOOL DISTRICT1,8001,711-4.9%
25SCHOOL 7-OCEANSIDE SENIOR HIGH SCHOOLOCEANSIDE, NYOCEANSIDE UNION FREE SCHOOL DISTRICT1,7511,668-4.7%
26VALLEY STREAM SOUTH HIGH SCHOOLVALLEY STREAM, NYVALLEY STREAM CENTRAL HIGH SCHOOL DISTRICT1,2871,229-4.5%
27SANFORD H CALHOUN HIGH SCHOOLMERRICK, NYBELLMORE-MERRICK CENTRAL HIGH SCHOOL DISTRICT1,2741,219-4.3%
28WESTBURY HIGH SCHOOLOLD WESTBURY, NYWESTBURY UNION FREE SCHOOL DISTRICT1,6401,574-4.0%
29SEWANHAKA HIGH SCHOOLFLORAL PARK, NYSEWANHAKA CENTRAL HIGH SCHOOL DISTRICT1,6271,572-3.4%
30WELLINGTON C MEPHAM HIGH SCHOOLBELLMORE, NYBELLMORE-MERRICK CENTRAL HIGH SCHOOL DISTRICT1,2481,211-3.0%
31H FRANK CAREY HIGH SCHOOLFRANKLIN SQUARE, NYSEWANHAKA CENTRAL HIGH SCHOOL DISTRICT1,6941,644-3.0%
32CARLE PLACE MIDDLE SENIOR HIGH SCHOOLCARLE PLACE, NYCARLE PLACE UNION FREE SCHOOL DISTRICT630617-2.1%
33GEORGE W HEWLETT HIGH SCHOOLHEWLETT, NYHEWLETT-WOODMERE UNION FREE SCHOOL DISTRICT1,0721,051-2.0%
34JOHN F KENNEDY HIGH SCHOOLBELLMORE, NYBELLMORE-MERRICK CENTRAL HIGH SCHOOL DISTRICT1,0951,089-0.5%
Page 1 of 1 · top 34 of 34 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.