ZIP Code 18015
standardSource:
Bethlehem · Northampton County · Pennsylvania
- Population
- 32,832
- Median income
- $60,800
- Median home value
- $281,700
- Bachelor's or higher
- 33.2%
- Land area
- 55.0 sq mi
597/sq mi
▼ 20% vs US
higher than 30% of US ZIPs
▲ 1% vs US
higher than 64% of US ZIPs
Median age 31.2
New York
ZIP code 18015 in Bethlehem, Pennsylvania has a population of 32,832. The median household income is $60,800, which is 20% below the national average. Median home value is $281,700, 1% above the US average. 33.2% of residents hold a bachelor's degree or higher.
ZIP code 18015 is classified by USPS as a standard delivery area and covers roughly 55.0 square miles in Bethlehem, Northampton County, Pennsylvania. The area is home to 32,832 residents, producing a population density of 597 people per square mile, and falls within the New York time zone. These USPS and Census boundary values drive every downstream statistic on this page, including the benchmarks that compare 18015 against Pennsylvania and the nation.
On the economic side, the median household income for ZIP 18015 sits at $60,800 (22% below the Pennsylvania average), while per-capita income is $35,231. The poverty rate stands at 16.6% and the unemployment rate at 8.3%. On housing, the median home value is $281,700 (24% above the state average) with median rent at $1,353 per month, and 50.5% of occupied units are owner-occupied, a direct signal of whether 18015 behaves more like a homeowner neighborhood or a renter-heavy ZIP.
Education and household profile round out the picture: 33.2% of adults hold a bachelor's degree or higher, the median age is 31.2, and the average commute is 23 minutes. We also surface 10 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing Northampton County, so you can benchmark 18015 against its immediate geography rather than a national average alone. Every figure is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates, HUD Fair Market Rents, and FHFA Home Price Index data, no estimates, no proprietary scoring. Verify with HUD →
Top industries in ZIP 18015
Top 5 sectors by establishment count
Which industries have the most business establishments in ZIP 18015.
- Accommodation and food services
Accommodation and food services
116 establishments
- Retail trade
Retail trade
73 establishments
- Health care and social assistance
Health care and social assistance
66 establishments
- Other services (except public administration)
Other services (except public administration)
59 establishments
- Professional, scientific, and technical services 45
Professional, scientific, and technical services
45 establishments
What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.
Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + HUD FMR + FHFA HPI ACS demographics, ZBP business establishments, HUD Fair Market Rents, FHFA HPI for ZIP 18015, Bethlehem, PA · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; HUD FMR + FHFA HPI updated quarterly/annually.
Quick Facts
32,832
Population
55.0
Area (sq mi)
597
People / sq mi
New York
Time Zone
standard
ZIP Type
Who lives in ZIP 18015?
31.2
Median Age
50.9%
Male
49.1%
Female
11.5%
Foreign-Born
Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How much do residents earn?
$60,800
Median Household Income
-22% vs state
$35,231
Per Capita Income
16.6%
Poverty Rate
8.3%
Unemployment Rate
23.3 min
Mean Commute Time
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What is the education profile here?
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What does housing look like?
13,002
Total Housing Units
12,150
Occupied Units
852
Vacant Units
2.50
Avg Household Size
Occupancy Type
$281,700
Median Home Value
+24% vs state
$1,353
Median Rent
1957
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How have home values changed over time?
FHFA House Price Index, annual appreciation data based on repeat sales and appraisals
+6.0%
YoY Change (2024)
281
HPI Index (2000 = 100)
+181%
Total Change Since 2000
Home values in ZIP 18015 have increased 6.0% over the past year (2024). Since 2000, this ZIP has seen +181% cumulative appreciation.
| Year | Annual Change | HPI Index |
|---|---|---|
| 2020 | +5.6% | 178 |
| 2021 | +14.1% | 203 |
| 2022 | +16.1% | 236 |
| 2023 | +12.0% | 265 |
| 2024 | +6.0% | 281 |
Source: Federal Housing Finance Agency (FHFA) House Price Index, All-Transactions, Five-Digit ZIP Codes (Developmental Index). Index base = 100 in year 2000. Data through 2024. ZIP codes with few transactions may show missing values.
What businesses operate in this ZIP?
Census Bureau data shows 595 business establishments in ZIP 18015, employing approximately 31,210 people with a combined annual payroll of $2,102,323,000.
595
Businesses
31,210
Employees
$2.1B
Annual Payroll
15
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Accommodation and food services | 116 | 19.5% |
| Retail trade | 73 | 12.3% |
| Health care and social assistance | 66 | 11.1% |
| Other services (except public administration) | 59 | 9.9% |
| Professional, scientific, and technical services | 45 | 7.6% |
| Manufacturing | 39 | 6.5% |
| Construction | 34 | 5.7% |
| Wholesale trade | 31 | 5.2% |
| Administrative and support and waste management and remediation services | 31 | 5.2% |
| Transportation and warehousing | 25 | 4.2% |
| Information | 22 | 3.7% |
| Finance and insurance | 16 | 2.7% |
| Real estate and rental and leasing | 13 | 2.2% |
| Arts, entertainment, and recreation | 13 | 2.2% |
| Educational services | 5 | 0.8% |
Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.
Nearby ZIP Codes
Want a side-by-side? Compare 18015 vs 18018 →
| ZIP Code | City | Population | Distance |
|---|---|---|---|
| 18018 | Bethlehem, PA | 32,413 | 2.9 mi |
| 18016 | Bethlehem, PA | 0 | 3.1 mi |
| 18055 | Hellertown, PA | 11,780 | 3.7 mi |
| 18017 | Bethlehem, PA | 37,549 | 4.9 mi |
| 18034 | Center Valley, PA | 8,256 | 4.0 mi |
| 18036 | Coopersburg, PA | 12,822 | 5.7 mi |
| 18101 | Allentown, PA | 3,897 | 5.3 mi |
| 18081 | Springtown, PA | 357 | 4.9 mi |
| 18109 | Allentown, PA | 16,932 | 4.9 mi |
| 18102 | Allentown, PA | 49,779 | 5.7 mi |
More ZIP Codes in Northampton County
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Frequently Asked Questions
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How many businesses are in ZIP code 18015? ▼
What are the main industries in ZIP code 18015? ▼
How have home values changed in ZIP code 18015? ▼
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What is the average commute time in ZIP 18015? ▼
What percentage of residents own vs. rent in ZIP 18015? ▼
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ZIP Code Research Guides
Official Data Resources for Bethlehem, PA
Verify and explore additional data for this area using these official government sources.
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023). Business data: Source: Census ZIP Code Business Patterns (ZBP) 2023. Home value trends: Source: FHFA House Price Index (HPI), Five-Digit ZIP Codes.
PlainZIP is not affiliated with the U.S. Census Bureau or any government agency.
Read our methodology , how this data is sourced, computed, and verified.