| ZIP Code | 18020 |
|---|---|
| City | Bethlehem |
| State | Pennsylvania (PA) |
| County | Northampton County |
| Area Code | 484/610/835 |
| Elevation | 417 ft |
| Latitude | 40.672385 |
|---|---|
| Longitude | -75.327459 |
| Timezone | New York (DST) |
| FIPS | 42095 |
| ZIP Type | Standard |
| Status | Active |
Race & Ethnicity
Age Breakdown
Key Indicators
| Median Age | 42.3 yrs ↓ 8% since 2019 |
|---|---|
| Avg Household Size | 2.65 |
| Below Poverty | 6.0% ▼ 40% below avg |
| College Grads | 51.3% ▲ 32% above avg |
| Unemployment | 3.5% ▼ 28% below avg |
| No HS Diploma | 114 (0.8%) |
| HS Graduate | 3,690 (25.9%) |
| Some College | 1,418 (10%) |
| Associates | 1,709 (12%) |
| Bachelors | 1,364 (9.6%) |
| Graduate Degree | 5,932 (41.7%) |
Education
Housing Tenure
Home Value Distribution
Financials
| Median HH Income | $122,610 ▲ 61% above avg ↑ 45% since 2019 |
|---|---|
| Median Home Value | $348,900 ▲ 25% above avg ↑ 37% since 2019 |
| Home/Income Ratio | 2.8x (nat avg ~3.5x) |
| Median Rent | $1,493/mo ↑ 10% since 2019 |
| Total Units | 7,940 |
| Vacant Units | 240 |
| Avg HH Size | 2.65 |
Income Distribution
How People Get to Work
Commute Time
Year Built
Summary
| Total Units | 7,940 |
|---|---|
| Vacant | 240 |
| Owner Occupied | 85.4% |
| Renter Occupied | 14.6% |
| Avg HH Size | 2.65 |
ZIP code 18020 is located in Bethlehem, Pennsylvania, within Northampton County. With a population of 21,144, this is a moderately populated ZIP code with a middle-aged community — the median age is 42.3 years. Economically, 18020 is a upper-middle-income ZIP code: the median household income of $122,610 is significantly above the national average.
Real estate in ZIP code 18020 represents a mid-range housing market. The median home value of $348,900 is above the national average. Renters can expect to pay around $1,493 per month in median rent. Homeownership is strong here — 85.4% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 37% since 2019.
The population of 18020 is primarily White (70.37%). Residents are well-educated — 51.3% hold a bachelor's degree or higher, which is above the national average. Poverty affects a relatively small share of residents at 6.0%. Household income has grown by 45% since 2019.
The unemployment rate in 18020 stands at 3.5%, which is below the national average. About 14% of workers are remote. As in most parts of the country, driving alone is the dominant commute mode at 76%.
Overall, ZIP code 18020 in Bethlehem, PA is characterized as upper-middle-income, well-educated, a middle-aged community, and predominantly owner-occupied. With 21,144 residents, a median household income of $122,610, and a median home value of $348,900, it offers a clear picture of life in this part of Pennsylvania.