ZIP 18820 vs ZIP 18821
A side-by-side comparison of ZIP Code 18820 and ZIP Code 18821: population, income, housing, and more.
ZIP 18820 and ZIP 18821 are ZIP Code areas in Pennsylvania. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.
ZIP 18821 has the higher population (1,046 vs 36 in ZIP 18820). Since 2019, ZIP 18821's population has grown faster (-25.5% vs -55.6%).
Population, income & housing
| ZIP 18820 | ZIP 18821 | |
|---|---|---|
| Population | 36 | 1,046 |
| Median age | 42.1 yrs | 47.5 yrs |
| Median household income | — | $59,545 |
| Median home value | — | $164,600 |
| Median gross rent | — | $800 |
| Housing units | 32 | 502 |
| Homeownership rate | 100.0% | 73.4% |
| Bachelor's degree or higher | 37.5% | 18.0% |
| Unemployment rate | 0.0% | 8.3% |
Trends (ACS 5-year, 2019–2023)
| ZIP 18820 | ZIP 18821 | |
|---|---|---|
| Population | 81 → 36 (-55.6%) | 1,404 → 1,046 (-25.5%) |
| Median household income | $148,684 → $160,875 (+8.2%) | $50,300 → $59,545 (+18.4%) |
| Median home value | — | $138,500 → $164,600 (+18.8%) |
| Median gross rent | — | $795 → $800 (+0.6%) |
ZIP 18820
8136
$148,684$160,875
ZIP 18821
1,4041,046
$50,300$59,545
$138,500$164,600
$795$800
Age & race/ethnicity
Age distribution (share)
| ZIP 18820 | ZIP 18821 | |
|---|---|---|
| Under 5 | 5.6% | 4.7% |
| 5 to 17 | 2.8% | 14.4% |
| 18 to 24 | 2.8% | 5.0% |
| 25 to 34 | 8.3% | 11.1% |
| 35 to 44 | 80.6% | 12.0% |
| 45 to 54 | 0.0% | 8.2% |
| 55 to 64 | 0.0% | 16.5% |
| 65 to 74 | 0.0% | 16.3% |
| 75 and over | 0.0% | 11.8% |
Race & ethnicity (share)
| ZIP 18820 | ZIP 18821 | |
|---|---|---|
| White (non-Hispanic) | 97.2% | 90.7% |
| Black or African American | 0.0% | 0.1% |
| American Indian & Alaska Native | 0.0% | 0.0% |
| Asian | 0.0% | 2.1% |
| Native Hawaiian & Pacific Islander | 0.0% | 0.0% |
| Some other race | 0.0% | 0.0% |
| Two or more races | 2.8% | 3.7% |
| Hispanic or Latino | 0.0% | 3.3% |
Educational attainment (age 25+)
Share of adults 25+
| ZIP 18820 | ZIP 18821 | |
|---|---|---|
| No high school diploma | 0.0% | 13.5% |
| High school graduate | 0.0% | 47.5% |
| Some college or associate's | 62.5% | 21.0% |
| Bachelor's degree | 31.3% | 12.5% |
| Graduate or professional degree | 6.3% | 5.5% |
Commute to work
How workers get to work (share)
| ZIP 18820 | ZIP 18821 | |
|---|---|---|
| Drove alone | 7.7% | 68.5% |
| Carpooled | 0.0% | 12.4% |
| Public transit | 0.0% | 0.5% |
| Walked | 0.0% | 1.4% |
| Bicycle | 0.0% | 0.0% |
| Worked from home | 92.3% | 16.8% |
| Other means | 0.0% | 0.5% |
Housing
Units in structure (share)
| ZIP 18820 | ZIP 18821 | |
|---|---|---|
| 1-unit, detached | 100.0% | 70.5% |
| 1-unit, attached | 0.0% | 1.2% |
| 2 to 4 units | 0.0% | 10.4% |
| 5 to 19 units | 0.0% | 4.0% |
| 20 or more units | 0.0% | 6.8% |
| Mobile home & other | 0.0% | 7.2% |
Poverty & households
| ZIP 18820 | ZIP 18821 | |
|---|---|---|
| Poverty rate | 0.0% | 6.9% |
| Average household size | 1.71 | 2.26 |
| Mean commute (minutes) | — | 19 |
| Median year structure built | 1938 | 1966 |