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Median year built by ZIP code

An interactive U.S. map of median year built for states, metro areas, counties, ZIP codes, census tracts and census block groups. Latest data: 2020–24. PLUS

Open median year built on the map
Map: Median year built in the U.S. 2020–24. ZIP codes.
Median year built in the U.S. 2020–24. ZIP codes. Source: ACS 2024 5-year. Map: ProMap, Home Economics.

What this measure is

The year by which half of the area's homes had been built, as reported in the survey. The oldest band is "1939 or earlier" and the newest "2020 or later", so a median in either band shows that band. It is a Census Bureau survey estimate pooled over five years; in census tracts and block groups, white stripes over the colour mark low reliability: a wide margin of error.

Source, dates and coverage

Source
Census Bureau American Community Survey.
Updated
Once a year, when the Census Bureau releases a new five-year survey. Latest data on the map: 2020–24.
Areas on the map
States, metro areas, counties, ZIP codes, census tracts and census block groups.
Group
Demographics
Access
ProMap Plus ($19 a month or $190 a year).

Values for every place

Median year built is a ProMap Plus measure. The map shows it for the areas listed above. This page shows the map's national picture, the method and the source, and no figures.

ProMap Plus costs $19 a month or $190 a year. A free 7-day trial is offered on the map.

See median year built in ProMap Plus

How to cite

Home Economics (Aziz Sunderji), ProMap, “Median year built”, https://homeeconomics.us/promap/measure/median-year-built, accessed 15 November 2026.

Please also credit the original source: Census Bureau American Community Survey.

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