Comparison to Surrounding Areas
The median household income ($179,600) for 08559 is less than the median household income for 18933 ($226,083), 18938 ($184,833), 18950 ($225,795), and Delaware township ($194,219). But it's more than 08530 ($120,467), 08825 ($101,774), 08822 ($137,788), 08551 ($162,617), Hunterdon County ($141,715), Stockton borough ($104,000), West Amwell township ($151,250), Kingwood township ($135,129), and East Amwell township ($152,361).
| 08559 | $179,600 |
| Delaware township | $194,219 |
| East Amwell township | $152,361 |
| Kingwood township | $135,129 |
| West Amwell township | $151,250 |
| Stockton borough | $104,000 |
| Hunterdon County | $141,715 |
Get Median Household Income for all Zip Codes in New Jersey.
The average household income ($250,851) for 08559 is less than the average household income for 18950 ($308,943) and Delaware township ($277,703). But it's more than 18938 ($245,311), 08530 ($185,443), 08551 ($210,696), 08822 ($186,290), 08825 ($141,302), 18933 ($182,248), Hunterdon County ($185,175), East Amwell township ($167,292), Kingwood township ($159,634), West Amwell township ($209,721), and Stockton borough ($122,734).
| 08559 | $250,851 |
| Delaware township | $277,703 |
| East Amwell township | $167,292 |
| Kingwood township | $159,634 |
| West Amwell township | $209,721 |
| Stockton borough | $122,734 |
| Hunterdon County | $185,175 |
Get Average Household Income for all Zip Codes in New Jersey.
The per-capita income for 08559 is $102,119. The per capita income ($102,119) for 08559 is less than the per capita income for 18933 ($115,400), 18938 ($112,380), and 18950 ($115,970). But it's more than 08530 ($82,506), 08825 ($65,211), 08822 ($71,359), 08551 ($75,977), Hunterdon County ($72,227), Stockton borough ($62,113), West Amwell township ($82,246), Kingwood township ($67,232), East Amwell township ($73,148), and Delaware township ($100,659).
| 08559 | $102,119 |
| Delaware township | $100,659 |
| East Amwell township | $73,148 |
| Kingwood township | $67,232 |
| West Amwell township | $82,246 |
| Stockton borough | $62,113 |
| Hunterdon County | $72,227 |
Get Per-Capita Income for all Zip Codes in New Jersey.
42.7% of households make over $200,000 a year. The percent high income households (42.7%) for 08559 is less than the percent high income households for 18933 (60.0%), 18938 (45.8%), 18950 (100.0%), and Delaware township (48.4%). But it's more than 08530 (32.3%), 08825 (12.2%), 08822 (33.7%), 08551 (39.0%), Hunterdon County (32.4%), Stockton borough (18.5%), West Amwell township (40.2%), Kingwood township (22.3%), and East Amwell township (29.9%).
| 08559 | 42.7% |
| Delaware township | 48.4% |
| East Amwell township | 29.9% |
| Kingwood township | 22.3% |
| West Amwell township | 40.2% |
| Stockton borough | 18.5% |
| Hunterdon County | 32.4% |
Get High Income Households for all Zip Codes in New Jersey.
| under 25 years | 25 to 44 years | 45 to 64 years | 65 years and over | |
|---|---|---|---|---|
| 08559 | $-1 | $218,454 | $179,175 | $142,358 |
| Delaware township | $-1 | $217,279 | $194,156 | $147,316 |
| East Amwell township | $-1 | $101,944 | $186,458 | $93,032 |
| Kingwood township | $-1 | $133,413 | $141,736 | $135,302 |
| West Amwell township | $-1 | $158,958 | $222,500 | $88,412 |
| Stockton borough | $-1 | $149,375 | $86,250 | $91,000 |
| Hunterdon County | $-1 | $147,260 | $176,557 | $92,323 |
Get Median Household Income by Age of Householder for all Zip Codes in New Jersey.
Use our lookalike & filtering workflow to discover every zip that matches your ideal market profile.
Our Income By Zip Code Lists let you start with a zip like 08559, then automatically find hundreds of similar zips by income, demographics, and growth potential — so you can build a smarter target list in minutes.
Get Your Income By Zip Code List
Get all zip codes in a state or the entire US with data such as median household income.
Starting at $65.
All income statistics above are the most current, comparable income statistics available from the US Census Bureau and are from the American Community Survey 2024 5-year estimates. You can find this information and other demographics for 08559 on the US Census Bureau’s website. These values are in 2024 inflation-adjusted dollars and were downloaded on 29 January 2026.
Margins of error for the income data are:
| Median Household Income | Average Household Income | Per Capita Income | High Income Households | Median Household Income by Age of Householder | ||||
|---|---|---|---|---|---|---|---|---|
| under 25 | 25 to 44 | 45 to 64 | 65+ | |||||
| 08559 | +/-$21,692 | +/-$65,988 | +/-$20,538 | +/-9.0% | +/-$-1 | +/-$15,221 | +/-$26,317 | +/-$20,016 |
| Delaware township | +/-$29,397 | +/-$78,934 | +/-$22,595 | +/-10.3% | +/-$-1 | +/-$60,654 | +/-$46,483 | +/-$57,168 |
| East Amwell township | +/-$27,890 | +/-$15,516 | +/-$6,509 | +/-7.9% | +/-$-1 | +/-$40,977 | +/-$31,097 | +/-$27,684 |
| Kingwood township | +/-$15,558 | +/-$38,331 | +/-$16,250 | +/-8.9% | +/-$-1 | +/-$45,648 | +/-$49,053 | +/-$36,835 |
| West Amwell township | +/-$43,753 | +/-$35,285 | +/-$15,661 | +/-7.2% | +/-$-1 | +/-$152,423 | +/-$37,756 | +/-$16,518 |
| Stockton borough | +/-$19,948 | +/-$18,276 | +/-$8,730 | +/-7.9% | +/-$-1 | +/-$81,229 | +/-$54,036 | +/-$26,494 |
| Hunterdon County | +/-$3,618 | +/-$6,081 | +/-$2,148 | +/-1.6% | +/-$-1 | +/-$9,742 | +/-$8,318 | +/-$4,855 |