Northfield, KY ZIP codes

2 ZIP/ZCTAs intersecting this Census place in Jefferson County.

ACS 2023 population

1,104

Median household income

$110,714

Median home value

$485,800

U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: Census place Northfield (GEOID 2156730). Methodology

Combined population of ZIP/ZCTAs intersecting this place: 50,267 (2 ZIPs).

Combined population of ZIP/ZCTAs intersecting this place. Each intersecting ZIP contributes its full ZCTA population; overlap percents are descriptive only. This is not the Census place ACS headline above. Methodology

Map of Northfield, KY

Census place boundary and intersecting ZIP Code Tabulation Areas for Northfield, KY — Census place boundary for Northfield, KY. Intersecting ZCTAs may extend past the city limit. Not a USPS city limit. Boundaries: U.S. Census Bureau. Methodology · Data sources

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ZIP/ZCTA overlap with Northfield

Population overlap

Share of each ZIP/ZCTA’s population located within Northfield, based on ZIP Code Database place-overlap data. This is a population measure, not land-area overlap or the Census-place population.

402070.0%
402224.6%

ZIP Code Database place-overlap table, field percent_of_zip_population_in_place, keyed by place_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology

ZIP codes intersecting Northfield

ZIP	City	County	Population	Income
40207	Louisville	Jefferson County	28,633	$98,583
40222	Louisville	Jefferson County	21,634	$81,623