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ZIP codes in Essex County

37 ZIPs touch Essex County, New York. The blue dashed line is the county border; orange ZIPs reach into it.

37

ZIP codes

11

cross the county line

47,036

people in these ZIPs

62

counties in NY

Most people

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Essex County ZIP list

More counties in New York

All 62 counties in New York

Questions people actually ask

How many ZIP codes are in Essex County, New York?

37 ZIP codes reach into Essex County, including 1 PO Box or single-address ZIPs placed by the town they serve. 11 of them are only partly in the county and also cover a neighboring county.

Which ZIP code in Essex County has the most people?

12983 (Saranac Lake) has about 7,296 residents, the most of any ZIP touching Essex County, in the Census Bureau’s ACS 2020–2024 estimates.

Can a ZIP code be in Essex County and another county?

Yes. ZIP codes follow mail routes, not county lines. Rows marked with a percentage show how much of that ZIP’s land is in Essex County. For one address, pin the exact spot on the ZIP finder to see its county.

Where does this list come from?

ZIP areas and their county overlaps come from the Census Bureau’s 2020 ZIP Code Tabulation Area to county relationship file. PO Box ZIPs have no area, so each is placed in the county of the ZIP area nearest the town it serves.

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Updated 2026-11-10 · Where the data comes from