Explore Nassau County
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County guide
Find your place in Nassau County
Explore cities and communities in Nassau County, then open a local guide to plan your next step.
136 cities and communities
Cities & towns in Nassau County
Search all 136 places by name.
1–24 of 136 places
- Hempstead Town, NYPopulation 795,734
- Oyster Bay Town, NYPopulation 301,115
- North Hempstead Town, NYPopulation 238,982
- Hempstead, NYPopulation 59,819
- Levittown, NYPopulation 51,904
- Freeport, NYPopulation 44,174
- Hicksville, NYPopulation 43,780
- Valley Stream, NYPopulation 40,379
- East Meadow, NYPopulation 36,821
- Elmont, NYPopulation 36,518
- Baldwin, NYPopulation 34,994
- Long Beach, NYPopulation 34,918
- Uniondale, NYPopulation 33,148
- Oceanside, NYPopulation 31,639
- Franklin Square, NYPopulation 30,897
- Glen Cove, NYPopulation 28,190
- Plainview, NYPopulation 25,982
- Rockville Centre, NYPopulation 25,770
- Garden City, NYPopulation 23,043
- Merrick, NYPopulation 21,744
- Massapequa, NYPopulation 21,389
- Mineola, NYPopulation 21,376
- Lynbrook, NYPopulation 20,855
- North Bellmore, NYPopulation 20,689
Sources & data notesReferences, reporting periods, and how to use this information
Information on this page is compiled from multiple sources and provided for general information. It may be incomplete or out of date, and we do not guarantee its accuracy, completeness, or timeliness. Independently verify important details with the original source, relevant authority, or a qualified professional before making decisions.
Statistics keep their reporting periods. Survey estimates are not current asking prices or quotes for an individual property. Displayed values are rounded.
- Geographic coverage
- Nassau County statisticsU.S. Census Bureau 2024 ACS 5-Year B25003Reporting period: Jan 1, 2020–Dec 31, 2024.
Population sources and reporting periods
Latest published population for each place. Reporting periods may vary; places without a published population appear last when sorting by size.