ZIP 18321 vs ZIP 18331
A side-by-side comparison of ZIP Code 18321 and ZIP Code 18331: population, income, housing, and more.
ZIP 18321 and ZIP 18331 are ZIP Code areas in Pennsylvania. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.
ZIP 18321 has the higher population (1,746 vs 552 in ZIP 18331). ZIP 18331 has the higher median home value ($276,800 vs $193,200 in ZIP 18321). Since 2019, ZIP 18321's population has grown faster (+3.8% vs +2.8%).
Population, income & housing
| ZIP 18321 | ZIP 18331 | |
|---|---|---|
| Population | 1,746 | 552 |
| Median age | 52.3 yrs | 64.5 yrs |
| Median household income | $98,594 | — |
| Median home value | $193,200 | $276,800 |
| Median gross rent | $1,268 | — |
| Housing units | 672 | 297 |
| Homeownership rate | 87.3% | 75.5% |
| Bachelor's degree or higher | 21.2% | 9.1% |
| Unemployment rate | 8.5% | 27.7% |
Trends (ACS 5-year, 2019–2023)
| ZIP 18321 | ZIP 18331 | |
|---|---|---|
| Population | 1,682 → 1,746 (+3.8%) | 537 → 552 (+2.8%) |
| Median household income | $45,227 → $98,594 (+118.0%) | $52,500 → $67,792 (+29.1%) |
| Median home value | $173,700 → $193,200 (+11.2%) | $117,400 → $276,800 (+135.8%) |
| Median gross rent | $1,244 → $1,268 (+1.9%) | — |
ZIP 18321
1,6821,746
$45,227$98,594
$173,700$193,200
$1,244$1,268
ZIP 18331
537552
$52,500$67,792
$117,400$276,800
Age & race/ethnicity
Age distribution (share)
| ZIP 18321 | ZIP 18331 | |
|---|---|---|
| Under 5 | 2.0% | 5.1% |
| 5 to 17 | 17.6% | 2.5% |
| 18 to 24 | 11.3% | 0.9% |
| 25 to 34 | 6.6% | 5.8% |
| 35 to 44 | 9.3% | 13.8% |
| 45 to 54 | 8.8% | 4.3% |
| 55 to 64 | 16.8% | 21.4% |
| 65 to 74 | 16.6% | 23.4% |
| 75 and over | 10.8% | 22.8% |
Race & ethnicity (share)
| ZIP 18321 | ZIP 18331 | |
|---|---|---|
| White (non-Hispanic) | 79.2% | 97.3% |
| Black or African American | 0.0% | 0.0% |
| American Indian & Alaska Native | 0.0% | 0.0% |
| Asian | 7.0% | 2.5% |
| Native Hawaiian & Pacific Islander | 0.0% | 0.0% |
| Some other race | 0.0% | 0.0% |
| Two or more races | 3.4% | 0.0% |
| Hispanic or Latino | 10.4% | 0.2% |
Educational attainment (age 25+)
Share of adults 25+
| ZIP 18321 | ZIP 18331 | |
|---|---|---|
| No high school diploma | 12.9% | 0.2% |
| High school graduate | 38.3% | 77.6% |
| Some college or associate's | 27.6% | 13.1% |
| Bachelor's degree | 19.5% | 2.4% |
| Graduate or professional degree | 1.7% | 6.7% |
Commute to work
How workers get to work (share)
| ZIP 18321 | ZIP 18331 | |
|---|---|---|
| Drove alone | 72.0% | 92.5% |
| Carpooled | 17.7% | 0.0% |
| Public transit | 0.0% | 0.0% |
| Walked | 0.0% | 0.0% |
| Bicycle | 0.0% | 0.0% |
| Worked from home | 10.3% | 7.5% |
| Other means | 0.0% | 0.0% |
Housing
Units in structure (share)
| ZIP 18321 | ZIP 18331 | |
|---|---|---|
| 1-unit, detached | 78.7% | 91.6% |
| 1-unit, attached | 7.3% | 0.0% |
| 2 to 4 units | 2.1% | 8.4% |
| 5 to 19 units | 0.0% | 0.0% |
| 20 or more units | 0.0% | 0.0% |
| Mobile home & other | 11.9% | 0.0% |
Poverty & households
| ZIP 18321 | ZIP 18331 | |
|---|---|---|
| Poverty rate | 7.2% | 16.1% |
| Average household size | 2.92 | 1.89 |
| Mean commute (minutes) | 31 | 46 |
| Median year structure built | 1984 | 1978 |