Comparison to Surrounding Areas
The median household income ($176,983) for 08540 is less than the median household income for 08502 ($227,242), 08550 ($224,213), 08558 ($236,016), Hopewell township ($178,167), Montgomery township ($226,771), Princeton ($192,079), and West Windsor township ($197,190). But it's more than 08873 ($124,972), 08544 ($-1), 08553 ($148,056), 08648 ($125,514), 08823 ($115,597), 08824 ($174,776), 08844 ($153,556), 08852 ($133,209), 08525 ($165,324), 08528 ($-1), 08534 ($175,573), 08536 ($137,607), 08542 ($105,524), Somerset County ($140,374), Middlesex County ($111,549), Mercer County ($100,645), Franklin township ($124,648), Plainsboro township ($131,638), Lawrence township ($130,142), and South Brunswick township ($150,933).
| 08540 | $176,983 |
| Montgomery township | $226,771 |
| Plainsboro township | $131,638 |
| South Brunswick township | $150,933 |
| Franklin township | $124,648 |
| Hopewell township | $178,167 |
| Lawrence township | $130,142 |
| Princeton | $192,079 |
| West Windsor township | $197,190 |
| Middlesex County | $111,549 |
| Somerset County | $140,374 |
| Mercer County | $100,645 |
Get Median Household Income for all Zip Codes in New Jersey.
The average household income ($241,691) for 08540 is less than the average household income for 08502 ($255,923), 08550 ($270,773), 08558 ($306,844), Princeton ($275,137), and Montgomery township ($270,887). But it's more than 08873 ($156,289), 08536 ($189,111), 08542 ($146,002), 08544 ($-1), 08553 ($201,096), 08648 ($152,073), 08823 ($142,841), 08824 ($213,049), 08844 ($193,632), 08852 ($172,196), 08525 ($202,225), 08528 ($96,672), 08534 ($219,141), Middlesex County ($142,003), Somerset County ($191,543), Mercer County ($142,368), Lawrence township ($160,293), West Windsor township ($236,871), Plainsboro township ($187,726), South Brunswick township ($190,672), Franklin township ($156,385), and Hopewell township ($224,501).
| 08540 | $241,691 |
| Montgomery township | $270,887 |
| Plainsboro township | $187,726 |
| South Brunswick township | $190,672 |
| Franklin township | $156,385 |
| Hopewell township | $224,501 |
| Lawrence township | $160,293 |
| Princeton | $275,137 |
| West Windsor township | $236,871 |
| Middlesex County | $142,003 |
| Somerset County | $191,543 |
| Mercer County | $142,368 |
Get Average Household Income for all Zip Codes in New Jersey.
The per-capita income for 08540 is $89,601. The per capita income ($89,601) for 08540 is less than the per capita income for 08550 ($100,495), 08558 ($112,991), West Windsor township ($89,703), and Montgomery township ($95,544). But it's more than 08873 ($60,750), 08536 ($75,430), 08542 ($72,582), 08544 ($15,335), 08553 ($80,279), 08648 ($58,547), 08823 ($55,160), 08824 ($71,344), 08844 ($71,838), 08852 ($64,114), 08502 ($87,447), 08525 ($82,186), 08528 ($63,272), 08534 ($82,788), Middlesex County ($50,601), Somerset County ($72,193), Mercer County ($53,765), Lawrence township ($61,892), Princeton ($87,301), Plainsboro township ($76,262), South Brunswick township ($68,610), Franklin township ($60,343), and Hopewell township ($80,522).
| 08540 | $89,601 |
| Montgomery township | $95,544 |
| Plainsboro township | $76,262 |
| South Brunswick township | $68,610 |
| Franklin township | $60,343 |
| Hopewell township | $80,522 |
| Lawrence township | $61,892 |
| Princeton | $87,301 |
| West Windsor township | $89,703 |
| Middlesex County | $50,601 |
| Somerset County | $72,193 |
| Mercer County | $53,765 |
Get Per-Capita Income for all Zip Codes in New Jersey.
45.5% of households make over $200,000 a year. The percent high income households (45.5%) for 08540 is less than the percent high income households for 08502 (58.9%), 08550 (58.8%), 08558 (61.0%), Princeton (49.2%), West Windsor township (49.6%), and Montgomery township (57.9%). But it's more than 08873 (23.9%), 08542 (23.1%), 08544 (0.0%), 08553 (37.7%), 08648 (25.5%), 08823 (21.7%), 08824 (43.6%), 08844 (37.0%), 08852 (31.9%), 08525 (43.0%), 08528 (4.3%), 08534 (43.8%), 08536 (30.2%), Middlesex County (22.3%), Somerset County (33.8%), Mercer County (21.3%), Lawrence township (26.7%), Plainsboro township (29.9%), South Brunswick township (38.3%), Franklin township (24.3%), and Hopewell township (43.9%).
| 08540 | 45.5% |
| Montgomery township | 57.9% |
| Plainsboro township | 29.9% |
| South Brunswick township | 38.3% |
| Franklin township | 24.3% |
| Hopewell township | 43.9% |
| Lawrence township | 26.7% |
| Princeton | 49.2% |
| West Windsor township | 49.6% |
| Middlesex County | 22.3% |
| Somerset County | 33.8% |
| Mercer County | 21.3% |
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 | |
|---|---|---|---|---|
| 08540 | $73,095 | $166,477 | $219,063 | $127,939 |
| Montgomery township | $-1 | $250,001 | $250,001 | $109,797 |
| Plainsboro township | $70,469 | $122,434 | $187,045 | $97,951 |
| South Brunswick township | $131,875 | $148,864 | $194,780 | $89,750 |
| Franklin township | $59,609 | $139,319 | $142,432 | $88,387 |
| Hopewell township | $-1 | $195,885 | $227,308 | $121,406 |
| Lawrence township | $71,441 | $139,609 | $161,968 | $68,288 |
| Princeton | $72,698 | $153,646 | $250,001 | $169,286 |
| West Windsor township | $-1 | $181,850 | $237,857 | $134,028 |
| Middlesex County | $51,301 | $121,102 | $137,944 | $72,915 |
| Somerset County | $72,361 | $148,561 | $175,782 | $92,278 |
| Mercer County | $43,242 | $108,133 | $124,965 | $69,906 |
Get Median Household Income by Age of Householder for all Zip Codes in New Jersey.
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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 08540 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+ | |||||
| 08540 | +/-$15,327 | +/-$12,890 | +/-$4,188 | +/-2.7% | +/-$19,987 | +/-$21,156 | +/-$18,977 | +/-$17,131 |
| Montgomery township | +/-$11,993 | +/-$17,499 | +/-$6,239 | +/-3.5% | +/-$-1 | +/-$-1 | +/-$-1 | +/-$25,292 |
| Plainsboro township | +/-$11,517 | +/-$17,641 | +/-$6,096 | +/-3.8% | +/-$21,654 | +/-$13,335 | +/-$34,884 | +/-$13,716 |
| South Brunswick township | +/-$10,917 | +/-$9,774 | +/-$3,895 | +/-3.6% | +/-$58,146 | +/-$12,790 | +/-$14,531 | +/-$12,139 |
| Franklin township | +/-$7,432 | +/-$8,427 | +/-$3,496 | +/-2.7% | +/-$30,202 | +/-$8,848 | +/-$15,581 | +/-$9,244 |
| Hopewell township | +/-$14,927 | +/-$18,353 | +/-$6,735 | +/-4.8% | +/-$-1 | +/-$32,292 | +/-$35,571 | +/-$24,694 |
| Lawrence township | +/-$10,777 | +/-$12,275 | +/-$4,443 | +/-3.9% | +/-$19,511 | +/-$14,846 | +/-$15,748 | +/-$10,759 |
| Princeton | +/-$24,402 | +/-$19,081 | +/-$5,236 | +/-4.3% | +/-$50,384 | +/-$38,429 | +/-$-1 | +/-$26,653 |
| West Windsor township | +/-$8,491 | +/-$13,118 | +/-$5,965 | +/-3.4% | +/-$-1 | +/-$26,409 | +/-$37,947 | +/-$23,594 |
| Middlesex County | +/-$1,881 | +/-$1,471 | +/-$489 | +/-0.5% | +/-$6,460 | +/-$2,233 | +/-$3,075 | +/-$2,188 |
| Somerset County | +/-$3,294 | +/-$3,211 | +/-$1,184 | +/-0.9% | +/-$12,172 | +/-$4,338 | +/-$5,051 | +/-$4,601 |
| Mercer County | +/-$2,565 | +/-$3,598 | +/-$1,398 | +/-0.8% | +/-$3,756 | +/-$2,806 | +/-$4,251 | +/-$4,188 |