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zipcodes.pro — CITY/NY/LAKE-GROVE

Lake Grove ZIP code, New York

The ZIP code for Lake Grove, NY is 11755, and its area codes are 631 and 934.

USPS city name
1 ZIP code
Population
11,061
Area codes
631, 934

NANPA lists no telephone rate centre for Lake Grove itself, so these are the area codes of the nearest one, Ronkonkoma (3.1 miles). A town on an area-code boundary can differ from its neighbour.

Lake Grove in numbers

About 11,061 people live in Lake Grove, in 3,775 households. The median household income is $118,311 a year, 38% above the New York median of $85,974 (US: $80,734). The median owner-occupied home is valued at $598,900 (41% above the New York median), and median gross rent is $2,184 a month. The median age is 40.1; 43.2% of adults 25 and over hold a bachelor's degree or higher (40.2% across New York); the average commute takes 39 minutes.

Population11,061Lake Grove11,061
Households3,775Lake Grove3,775
Median age40.1Lake Grove40.1New York39.8US 38.9
Median household income$118,311Lake Grove$118,311New York$85,974US $80,734
Median home value$598,900Lake Grove$598,900New York$423,800US $332,700
Median gross rent$2,184Lake Grove$2,184New York$1,621US $1,413
Bachelor's degree or higher43.2%Lake Grove43.2%New York40.2%US 35.7%
Mean commute38.7 minLake Grove38.7 minNew York32.6 minUS 26.4 min
Population density3,755 / sq miLake Grove3,755 / sq mi

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, for the census place Lake Grove village. Survey estimates carry margins of error, wider for small places. Sources and methods.

ZIP codes addressed as Lake Grove

ZIP codes with the USPS city name Lake Grove
ZIP City Type Population Median income Median home
11755 Lake Grove , NY Standard 12,144 $119,364 $601,600

Map of Lake Grove ZIP codes

11755

The ZIP codes of Lake Grove, NY, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.

Towns near Lake Grove

The nearest larger towns are Lake Ronkonkoma (18,221 people, 1.9 mi), Centereach (31,839 people, 1.9 mi) and Nesconset (13,833 people, 2.0 mi).

Towns near Lake Grove
TownPopulationDistance
Lake Ronkonkoma 18,221 1.9 mi
Centereach 31,839 1.9 mi
Nesconset 13,833 2.0 mi
St. James 13,244 2.2 mi
Stony Brook 12,868 3.5 mi
Stony Brook University 9,530 3.6 mi
Ronkonkoma 18,709 3.8 mi
Selden 21,604 3.8 mi
Farmingville 16,160 4.2 mi
Islandia 3,600 4.5 mi
East Setauket 10,149 4.5 mi
Holtsville 19,344 4.9 mi
Holbrook 26,449 5.0 mi
Terryville 10,794 5.0 mi

More nearby: every ZIP code in Suffolk County · New York ZIP codes

Cite this page

zipcodes.pro. “Lake Grove, NY ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/ny/lake-grove

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