Northampton County, PA ZIP Codes
24 ZIP codes cover all or part of Northampton County, Pennsylvania. The Census Bureau counts 318,580 residents in the county, with a median household income of $89,184 and a median home value of $308,600. Median household income ranges from $60,800 in 18015 to $126,166 in 18020. Its largest communities include Bethlehem, Easton, Northampton, Wilson and Middletown (Northampton County).
Northampton County (Census county figures)
| Measure | Census figure |
|---|---|
| Residents | 318,580 |
| Households | 122,624 |
| Median household income | $89,184 |
| Median home value | $308,600 |
| Median age | 42 |
| Median rent | $1,395 |
All 24 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 353,047 |
| Households (sum of ZIP codes) | 137,206 |
| Median household income, range across ZIP codes | $60,800 (18015) to $126,166 (18020) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $89,443 |
| Homeowners | 70.2% |
| Households with kids under 18 | 27.7% |
| Moved in the past year | 10.5% |
| Carrier routes in EDDM2GO's route library | 258 routes, 142,656 homes (18 of 24 ZIP codes) |
Top facts
- Highest median household income in Northampton County: 18020 ($126,166)
- Most residents: 18042 (45,532 people)
- Highest homeownership: 18038 (94.3% own their home)
- Most households with kids: 18085 (41.6% of households)
- Most new movers: 18015 (16.9% moved in last year)
- Youngest median age: 18015 (31.2 years)
- Highest median home value: 18064 ($387,100)
Every ZIP code in Northampton County
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 18042 | Easton | 45,532 | 16,376 | $77,556 | $230,200 | 55.0% | 33.0% | 13.3% | 28 | 18,918 | 99% of its land |
| 18017 | Bethlehem | 40,640 | 16,597 | $91,173 | $336,100 | 67.0% | 27.0% | 11.4% | 35 | 17,778 | 95% of its land |
| 18015 | Bethlehem | 34,852 | 12,150 | $60,800 | $281,700 | 50.5% | 26.6% | 16.9% | 22 | 13,863 | 65% of its land |
| 18018 | Bethlehem | 32,965 | 14,119 | $75,417 | $250,900 | 53.2% | 20.6% | 14.1% | 28 | 16,588 | 34% of its land |
| 18045 | Easton | 30,429 | 12,115 | $114,528 | $337,200 | 80.7% | 28.4% | 11.1% | 23 | 13,919 | 100% of its land |
| 18064 | Nazareth | 26,970 | 10,477 | $103,393 | $387,100 | 75.4% | 32.5% | 9.4% | 19 | 10,987 | 100% of its land |
| 18020 | Bethlehem | 21,204 | 7,791 | $126,166 | $370,200 | 85.8% | 30.4% | 7.1% | 18 | 8,979 | 100% of its land |
| 18067 | Northampton | 19,590 | 7,902 | $93,652 | $282,200 | 77.5% | 26.6% | 7.6% | 15 | 9,081 | 100% of its land |
| 18013 | Bangor | 17,597 | 6,755 | $78,847 | $259,600 | 77.9% | 30.3% | 6.1% | 14 | 7,903 | 100% of its land |
| 18040 | Easton | 17,256 | 6,668 | $107,016 | $360,800 | 91.1% | 29.4% | 8.8% | 13 | 7,478 | 100% of its land |
| 18055 | Hellertown | 12,117 | 4,703 | $90,234 | $324,000 | 78.0% | 25.8% | 5.8% | 10 | 5,561 | 94% of its land |
| 18014 | Bath | 12,097 | 4,617 | $82,027 | $288,700 | 84.8% | 28.6% | 5.4% | 9 | 5,508 | 100% of its land |
| 18032 | Catasauqua | 9,555 | 4,083 | $81,098 | $222,700 | 74.9% | 28.5% | 7.9% | 7 | 4,306 | 36% of its land |
| 18088 | Walnutport | 8,488 | 3,296 | $82,083 | $252,700 | 87.8% | 22.6% | 7.9% | 6 | 3,897 | 100% of its land |
| 18072 | Pen Argyl | 6,938 | 2,729 | $80,716 | $253,100 | 75.1% | 25.2% | 8.7% | 5 | 2,926 | 100% of its land |
| 18091 | Wind Gap | 6,547 | 2,673 | $80,464 | $277,600 | 61.4% | 27.2% | 10.6% | — | — | 100% of its land |
| 18343 | Mount Bethel | 3,637 | 1,561 | $80,491 | $326,300 | 82.2% | 17.7% | 2.5% | 3 | 1,793 | 100% of its land |
| 18038 | Danielsville | 3,549 | 1,395 | $117,121 | $279,700 | 94.3% | 12.8% | 3.4% | 2 | 1,208 | 100% of its land |
| 18085 | Tatamy | 1,175 | 387 | $112,813 | $281,900 | 71.8% | 41.6% | 8.8% | — | — | 100% of its land |
| 18063 | Martins Creek | 606 | 231 | $64,963 | $239,800 | 59.3% | 24.7% | 3.6% | — | — | 100% of its land |
| 18351 | Portland | 546 | 235 | $52,679 | $266,900 | 54.0% | 20.0% | 7.4% | — | — | 100% of its land |
| 18083 | Stockertown | 489 | 196 | $99,688 | $305,700 | 78.6% | 29.6% | 1.3% | — | — | 100% of its land |
| 18086 | Northampton County | 229 | 138 | $69,179 | $310,000 | 91.3% | 8.0% | 0.0% | — | — | 100% of its land |
| 18035 | Cherryville | 39 | 12 | — | — | 100.0% | 100.0% | 0.0% | 1 | 73 | 100% of its land |
A ZIP code is listed for Northampton County when at least 10% of its land is in the county, when it holds at least 10% of the county's land, or when the county is its main county. Totals add up whole ZIP codes, including parts that cross the county line; the Census county figures above do not.
Cities and communities
- Bethlehem — 77,956 residents · 4 ZIP codes
- Easton — 29,739 residents · 3 ZIP codes
- Northampton — 10,400 residents · 1 ZIP code
- Wilson — 8,183 residents · 1 ZIP code
- Middletown (Northampton County) — 7,628 residents · 1 ZIP code
- Chestnut Hill — 7,086 residents · 1 ZIP code
- Hellertown — 6,118 residents · 1 ZIP code
- Nazareth — 6,043 residents · 1 ZIP code
- Bangor — 5,163 residents · 1 ZIP code
- Fountain Hill — 4,834 residents · 1 ZIP code
- Eastlawn Gardens — 3,722 residents · 1 ZIP code
- Palmer Heights — 3,624 residents · 1 ZIP code
- Pen Argyl — 3,495 residents · 1 ZIP code
- Wind Gap — 3,360 residents · 1 ZIP code
- Freemansburg — 2,894 residents · 1 ZIP code
- Bath — 2,864 residents · 1 ZIP code
- Walnutport — 2,085 residents · 1 ZIP code
- Old Orchard — 1,910 residents · 1 ZIP code
- Tatamy — 1,464 residents · 2 ZIP codes
- Roseto — 1,362 residents · 1 ZIP code
- Morgan Hill — 1,348 residents · 1 ZIP code
- East Bangor — 1,274 residents · 1 ZIP code
- West Easton — 1,245 residents · 1 ZIP code
- Cherryville — 1,159 residents · 3 ZIP codes
- Belfast — 1,144 residents · 1 ZIP code
- Raubsville — 1,092 residents · 1 ZIP code
- Riegelsville — 860 residents · 1 ZIP code
- Stockertown — 775 residents · 3 ZIP codes
- Martins Creek — 662 residents · 2 ZIP codes
- Portland — 546 residents · 2 ZIP codes
Rankings
- Richest ZIP codes in Northampton County — 19 ZIP codes ranked
- ZIP codes with the highest home values in Northampton County — 19 ZIP codes ranked
- ZIP codes with the highest homeownership in Northampton County — 19 ZIP codes ranked
- ZIP codes with the most families with kids in Northampton County — 19 ZIP codes ranked
- ZIP codes with the most new movers in Northampton County — 19 ZIP codes ranked
- Youngest ZIP codes in Northampton County — 19 ZIP codes ranked
- Oldest ZIP codes in Northampton County — 19 ZIP codes ranked
- Fastest-growing ZIP codes in Northampton County — 19 ZIP codes ranked
Price a mailing to Northampton County ZIP codes
EDDM guides
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Frequently asked questions
- What ZIP codes are in Northampton County, PA?
- 18042, 18017, 18015, 18018, 18045, 18064, 18020, 18067, 18013, 18040, 18055, 18014, 18032, 18088, 18072, 18091, 18343, 18038, 18085, 18063, 18351, 18083, 18086 and 18035. Some cross the county line; the table shows each ZIP's share of land in the county.
- What is the population of Northampton County?
- 318,580 residents in 122,624 households (ACS 5-year estimates, 2020–2024).
- What is the median household income in Northampton County?
- $89,184 for the county as a whole. Its ZIP codes range from $60,800 (18015) to $126,166 (18020).
- Which Northampton County ZIP code has the highest median household income?
- 18020, at $126,166, among ZIP codes with at least 1,000 residents. See the full ranking of Northampton County ZIP codes by income.
- How many carrier routes and mailboxes are in Northampton County?
- For the 18 of 24 ZIP codes in EDDM2GO's stored route library: 258 carrier routes reaching 142,656 residential and 8,106 business mailboxes. The route map loads the rest when you search them.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.