Septic recordsNew York

Septic systems in ZIP 10463

ZIP 10463 falls in Bronx County, New York, where we hold 7 parcels measured as septic county-wide and 37,866 on sewer. We do not have a per-ZIP parcel count for this county, so this is the county total, not a count specific to ZIP 10463.

This ZIP spans 2 counties

ZCTA 10463 is not entirely inside one county. Land-area share is from the 2020 Census ZCTA-to-county relationship file.

CountyLand in this ZIPDocuments heldOn septic (county)On sewer (county)
Bronx County, New York96%46737,866
New York County, New York4%154,708

Land-area overlap is from the 2020 Census Bureau ZCTA5-to-county relationship file, not an estimate of ours. Parcel and document counts are rows we hold, not a survey of every property in the ZIP. Last verified 2026-09-01.

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Common questions

How many properties in ZIP 10463 are on septic?

We hold 7 parcels measured as septic for Bronx County, New York as a whole, not broken out by ZIP.

What county is ZIP 10463 in?

ZIP 10463 spans 2 counties: Bronx County, New York, New York County, New York.