18038, PA Demographics

Population 3,565 · Census ACS 2020–24

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Median age by neighborhoodHistory and comparison ↓︎
18038, PA map of median age by neighborhood
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Population and households in ZIP 18038

Household size in ZIP 18038

Household size, people per household
PeriodZIP 18038Allentown areaPennsylvaniaU.S.
2006–102.602.552.512.68
2010–142.392.602.532.73
2015–192.652.572.502.71
2020–242.612.562.462.65
Change+0.00+0.01−0.05−0.03
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At 2.61 people per household, ZIP 18038 sits close to the national average of 2.65.

Household size: the average number of people living in each occupied home. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25010).

Median age in ZIP 18038

Median age, years
PeriodZIP 18038Allentown areaPennsylvaniaU.S.
2006–1045.840.740.337.7
2010–1448.641.641.038.6
2015–1947.942.341.839.6
2020–2448.542.342.040.1
Change+2.8+1.6+1.7+2.3
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With a median age of 48.5, ZIP 18038 is noticeably older than the country as a whole (40.1), an age mix that tilts toward empty nesters and retirees. The median age has climbed from 45.8 in 2006–10, but in a place this small, much of that may be survey noise rather than real change.

Median age: the age that splits residents into two equal halves. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B01002).

Single-parent households in ZIP 18038

Single-parent households, % of households
PeriodZIP 18038Allentown areaPennsylvaniaU.S.
2006–103.6%10.8%10.5%12.3%
2010–144.9%11.0%10.6%12.3%
2015–195.9%11.4%10.5%11.6%
2020–241.9%11.5%10.7%11.6%
Change−1.7 pts+0.7 pts+0.2 pts−0.6 pts
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Single parents head only 1.9% of households in ZIP 18038, well below the national share of 11.6%.

Single-parent households: households where one adult with no spouse present lives with children under 18. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B11003).

Housing in ZIP 18038

Renters in ZIP 18038

Renters, % of occupied homes
PeriodZIP 18038Allentown areaPennsylvaniaU.S.
2006–1010.8%26.9%29.0%33.3%
2010–1414.8%29.3%30.5%35.6%
2015–194.8%31.2%31.1%36.0%
2020–247.9%30.3%30.7%34.8%
Change−3.0 pts+3.4 pts+1.7 pts+1.5 pts
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Only 7.9% of households in ZIP 18038 rent their homes, far below the national share of 34.8%, so most residents are owners who tend to stay put. Among homeowners, 47.5% have no mortgage at all, above the national share of 39.8%.

Renters: occupied homes that are rented rather than owned. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25003).

Vacant homes in ZIP 18038

Vacant homes, % of all homes
PeriodZIP 18038Allentown areaPennsylvaniaU.S.
2006–107.7%8.0%10.3%11.4%
2010–145.6%8.6%10.5%11.4%
2015–194.7%8.3%10.7%11.1%
2020–245.0%6.5%9.1%9.6%
Change−2.7 pts−1.5 pts−1.2 pts−1.8 pts
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Empty homes are scarce in ZIP 18038: just 5.0% sit vacant, compared with 9.6% nationally, a sign of a tight housing market.

Vacant homes: homes with no one living in them, including vacation homes and homes for sale or rent. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25002).

Age of homes in ZIP 18038

Age of homes, median year built
PeriodZIP 18038Allentown areaPennsylvaniaU.S.
2006–101975196519631974
2010–141981196719641975
2015–191979196719651977
2020–241971196919671980
Change−4+3+4+6
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The housing in ZIP 18038 is old by national standards: the median home dates to 1971, against 1980 for the U.S., so buyers will find more older houses, some of them due for updates. The Allentown area as a whole looks much the same.

Age of homes: the year that splits the housing stock into older and newer halves. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25035).

Rent in ZIP 18038

Rent, per month
PeriodZIP 18038Allentown areaPennsylvaniaU.S.
2006–10$909$928$829$965
2010–14$690$1,020$923$1,040
2015–19$1,231$1,170$1,039$1,213
2020–24$1,195$1,504$1,323$1,571
Change+$286+$576+$494+$606
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The median renter in ZIP 18038 pays $1,195 a month for rent and utilities, well below the national median of $1,571. Rent takes 22.4% of the typical renter's income, comfortably under the 30% mark often used to define affordable rent.

Rent: monthly rent plus the utilities renters pay themselves. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25064).

Education in ZIP 18038

Bachelor's degrees in ZIP 18038

Bachelor's degrees, % of adults 25+
PeriodZIP 18038Allentown areaPennsylvaniaU.S.
2006–1011.7%26.0%27.2%28.4%
2010–1417.2%26.7%28.7%29.6%
2015–1926.7%29.5%31.8%32.1%
2020–2420.9%33.3%35.6%35.6%
Change+9.2 pts+7.3 pts+8.3 pts+7.2 pts
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College degrees are relatively uncommon in ZIP 18038: 20.9% of adults 25 and older hold a bachelor's or higher, well below the national share of 35.6%.

Bachelor's degrees: adults 25 and older with a bachelor's degree or higher. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B15003).

High school graduates in ZIP 18038

High school graduates, % of adults 25+
PeriodZIP 18038Allentown areaPennsylvaniaU.S.
2006–1088.9%86.4%87.3%84.9%
2010–1486.1%88.0%88.8%86.1%
2015–1991.1%89.7%90.3%87.7%
2020–2494.1%91.4%91.8%89.3%
Change+5.2 pts+5.0 pts+4.5 pts+4.3 pts
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High school completion in ZIP 18038 is above the national rate: 94.1% of adults have a diploma or equivalent, against 89.3%.

High school graduates: adults 25 and older with a high school diploma, GED or more. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B15003).

Jobs in ZIP 18038

Unemployment, % of the labor force
PeriodZIP 18038Allentown areaPennsylvaniaU.S.
2006–104.7%7.3%7.5%8.1%
2010–148.7%9.4%8.8%9.4%
2015–192.3%5.5%5.5%5.6%
2020–243.9%5.5%5.4%5.4%
Change−0.7 pts−1.8 pts−2.1 pts−2.7 pts
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Jobs have been easier to find in ZIP 18038 than nationally: unemployment was 3.9%, against 5.4%. Each figure pools five years of surveys (2020–24), so it describes that whole stretch rather than today's job market.

Unemployment: people looking for work as a share of everyone working or looking. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B23025).

ZIP 18038 compared with nearby ZIP codes

ZIP codeHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
ZIP 180382.6148.51.9%7.9%5.0%1971$1,19520.9%94.1%3.9%
ZIP 180352.2551.62.1%5.4%3.7%1975$1,44931.1%98.3%2.3%
ZIP 180882.5749.95.7%11.3%5.1%1973$1,40918.8%94.1%4.2%
ZIP 180862.2749.51.7%5.9%1.1%1973$1,47132.0%98.6%3.0%
ZIP 180592.2353.98.0%6.5%1.8%1990$1,12331.4%95.4%5.0%
ZIP 180142.6046.46.8%16.0%5.5%1976$1,15426.2%92.7%2.7%
ZIP 180712.2747.310.6%32.4%7.7%1962$1,02516.3%89.5%2.8%
ZIP 180672.5244.58.3%22.3%10.6%1968$1,35927.8%95.7%3.6%
ZIP 183332.5948.62.3%9.1%7.7%1982$1,85924.2%94.4%4.5%
ZIP 180802.5641.115.8%18.9%7.2%1964$98822.5%91.9%3.2%
ZIP 180372.4842.512.8%21.0%5.0%1972$1,21927.9%94.5%2.0%

All figures 2020–24.

Zip codes with similar populations: 80643, CO · 16156, PA · 35006, AL · 04217, ME · 64640, MO · 63933, MO · 60301, IL · 54830, WI · 54121, WI · 50212, IA

About these numbers

Every figure on this page is a BestNeighborhood calculation from the Census Bureau's American Community Survey (ACS), built up from the Census block groups that make up ZIP 18038. Each ACS 5-year release pools five years of responses; this page shows the last 15 releases, 2006–10 through 2020–24. Neighboring releases share four of their five years, so they move gradually and small changes between them are within the survey's margin of error; in small places the lines can jump from one release to the next for the same reason. The maps show the same measures for each neighborhood, ranked against the whole country.

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