ZIP 17509 · Christiana, Pennsylvania
2026 Edition · 8 cards · data as of Oct 30, 2026
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Population
5,135 people call ZIP 17509 home.
5,135
people.
Census ACS 5-year, 2020-2024. Sources: Census ACS 5-year
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Rent
Median rent is up 28% since the 2010–2014 survey, before inflation.
$1,057
a month. Pennsylvania's median is $1,209.
Census ACS 5-year, 2020-2024 (latest), with earlier 5-year windows. Sources: Census ACS 5-year
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Room to build
Local wages can carry more rent than the median charged today.
$1,172–$1,757
is the monthly rent range local workforce wages support.
- $1,057 median
Supportable rent computed by the Almanac from 2023 source wage data. Median rent: Census ACS 5-year, 2020-2024. Sources: Computed by the Almanac, Census ACS 5-year
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Building
Most of the housing here is older than 2000.
- 75% of all homes were built before 2000
Census ACS 5-year, 2020-2024. Sources: Census ACS 5-year
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Units needed
Closing the gap would add 0.5% to the 1,488 homes here.
8
is the estimated number of missing housing units; all three estimates agree.
Range computed by the Almanac from 2023 jobs and household data, using three demand models: 1% of jobs located here, 1% of renter households, and a rate by town size applied to renters. The low end is the lowest of the three and the high end the highest. It is an estimate, not a count. Sources: Computed by the Almanac
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Home value
A median home costs 30% more than Pennsylvania's.
$331,600
median home value in ZIP 17509.
- $331,600 ZIP 17509
- $254,500 Pennsylvania
- $332,700 U.S.
Census ACS 5-year, 2020-2024. Sources: Census ACS 5-year