18049, PA Demographics

Population 19,267 · Census ACS 2020–24

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18049, PA map of median age by neighborhood
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Population and households in ZIP 18049

Household size in ZIP 18049

Household size, people per household
PeriodZIP 18049Allentown areaPennsylvaniaU.S.
2006–102.502.552.512.68
2010–142.462.602.532.73
2015–192.382.572.502.71
2020–242.472.562.462.65
Change−0.03+0.01−0.05−0.03
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The average household in ZIP 18049 has 2.47 people, under the U.S. average of 2.65. Household size has barely moved since 2006–10, while the national average fell.

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 18049

Median age, years
PeriodZIP 18049Allentown areaPennsylvaniaU.S.
2006–1040.940.740.337.7
2010–1443.541.641.038.6
2015–1944.242.341.839.6
2020–2443.342.342.040.1
Change+2.4+1.6+1.7+2.3
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The median resident of ZIP 18049 is 43.3 years old, older than the national median of 40.1. Since 2006–10, the median age has climbed from 40.9, mirroring the country. The youngest areas are in the east, the oldest in the north.

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 18049

Single-parent households, % of households
PeriodZIP 18049Allentown areaPennsylvaniaU.S.
2006–107.9%10.8%10.5%12.3%
2010–148.4%11.0%10.6%12.3%
2015–198.8%11.4%10.5%11.6%
2020–248.2%11.5%10.7%11.6%
Change+0.3 pts+0.7 pts+0.2 pts−0.6 pts
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Single parents head only 8.2% of households in ZIP 18049, well below the national share of 11.6%. The single-parent share is little changed from 2006–10, while the national share fell.

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 18049

Renters in ZIP 18049

Renters, % of occupied homes
PeriodZIP 18049Allentown areaPennsylvaniaU.S.
2006–1026.9%26.9%29.0%33.3%
2010–1428.7%29.3%30.5%35.6%
2015–1927.4%31.2%31.1%36.0%
2020–2428.2%30.3%30.7%34.8%
Change+1.3 pts+3.4 pts+1.7 pts+1.5 pts
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Most households in ZIP 18049 own their homes; 28.2% rent, below the national share of 34.8%. Among homeowners, 34.4% have no mortgage at all, below the national share of 39.8%. Renting is most common in the east and least common in the north. The renter share is up 1.3 points from 2006–10, mirroring the country.

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 18049

Vacant homes, % of all homes
PeriodZIP 18049Allentown areaPennsylvaniaU.S.
2006–105.8%8.0%10.3%11.4%
2010–147.2%8.6%10.5%11.4%
2015–194.4%8.3%10.7%11.1%
2020–242.7%6.5%9.1%9.6%
Change−3.2 pts−1.5 pts−1.2 pts−1.8 pts
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Only 2.7% of homes in ZIP 18049 are vacant, far below the national rate of 9.6%, which usually means strong demand for housing. Vacancy is down 3.2 points from 2006–10, as it has nationally. Only 27 of the 628 Pennsylvania ZIP codes with 5,000+ people have a lower vacancy rate.

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 18049

Age of homes, median year built
PeriodZIP 18049Allentown areaPennsylvaniaU.S.
2006–101964196519631974
2010–141967196719641975
2015–191967196719651977
2020–241965196919671980
Change+1+3+4+6
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The housing in ZIP 18049 is old by national standards: the median home dates to 1965, 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. Newer construction is concentrated in the west, while the center has the oldest housing.

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 18049

Rent, per month
PeriodZIP 18049Allentown areaPennsylvaniaU.S.
2006–10$981$928$829$965
2010–14$1,052$1,020$923$1,040
2015–19$1,163$1,170$1,039$1,213
2020–24$1,430$1,504$1,323$1,571
Change+$449+$576+$494+$606
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Rent in ZIP 18049 runs $1,430 a month at the median, utilities included, below the U.S. median of $1,571. Rent has climbed $449 a month since 2006–10, up 46%, a slower climb than the nation's. Rent takes 32.3% of the typical renter's income, just over the 30% mark often used to define affordable rent. The priciest rents are in the west; the most affordable are in the east.

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 18049

Bachelor's degrees in ZIP 18049

Bachelor's degrees, % of adults 25+
PeriodZIP 18049Allentown areaPennsylvaniaU.S.
2006–1032.0%26.0%27.2%28.4%
2010–1433.3%26.7%28.7%29.6%
2015–1933.7%29.5%31.8%32.1%
2020–2438.6%33.3%35.6%35.6%
Change+6.6 pts+7.3 pts+8.3 pts+7.2 pts
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College degrees are about as common in ZIP 18049 as nationally: 38.6% of adults 25 and older have a bachelor's or higher, against 35.6%. The share is higher than in the Allentown area as a whole (33.3%). The share with a degree has risen 6.6 points since 2006–10, in line with the national trend.

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 18049

High school graduates, % of adults 25+
PeriodZIP 18049Allentown areaPennsylvaniaU.S.
2006–1091.0%86.4%87.3%84.9%
2010–1492.2%88.0%88.8%86.1%
2015–1993.0%89.7%90.3%87.7%
2020–2494.8%91.4%91.8%89.3%
Change+3.8 pts+5.0 pts+4.5 pts+4.3 pts
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High school completion is high in ZIP 18049: 94.8% of adults 25 and older have a diploma or equivalent, well above the national rate of 89.3%. The share with a diploma is up 3.8 points from 2006–10, mirroring the country.

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 18049

Unemployment, % of the labor force
PeriodZIP 18049Allentown areaPennsylvaniaU.S.
2006–106.3%7.3%7.5%8.1%
2010–145.5%9.4%8.8%9.4%
2015–193.3%5.5%5.5%5.6%
2020–243.0%5.5%5.4%5.4%
Change−3.4 pts−1.8 pts−2.1 pts−2.7 pts
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The job market in ZIP 18049 has been strong: just 3.0% of the labor force was out of work and looking, well below the national rate of 5.4%. Unemployment has fallen 3.4 points since 2006–10, as it has nationally. 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 18049 compared with nearby ZIP codes

ZIP codeHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
ZIP 180492.4743.38.2%28.2%2.7%1965$1,43038.6%94.8%3.0%
ZIP 180462.7339.211.8%9.1%4.3%1985$1,54855.5%96.6%5.9%
ZIP 181032.6040.217.3%38.1%5.6%1965$1,45825.3%86.0%5.7%
ZIP 180622.6946.66.7%20.5%4.3%1989$1,87749.4%96.3%2.7%
ZIP 180922.6547.96.4%10.4%3.0%1974$1,25333.1%97.5%5.3%
ZIP 181062.5645.79.3%10.6%3.5%1989$1,54249.5%93.5%5.7%
ZIP 180342.7940.97.0%9.9%4.9%1990$1,66856.5%98.7%3.3%
ZIP 181042.5242.88.1%28.9%4.2%1974$1,75048.8%94.4%5.9%
ZIP 181012.1729.516.1%90.4%6.8%1978$1,44731.4%87.3%7.2%
ZIP 180872.2946.58.1%49.7%7.4%1995$1,72844.8%94.6%0.8%
ZIP 180362.6046.36.3%12.1%3.9%1978$1,80844.7%95.5%1.8%

All figures 2020–24.

Zip codes with similar populations: 48334, MI · 34446, FL · 93111, CA · 35214, AL · 37090, TN · 38829, MS · 40769, KY · 44647, OH · 87701, NM · 44830, OH

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 18049. 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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