| ZIP Codes: | 58 ZIP Codes (49 Standard, 8 PO Box, 1 Unique) [See All] |
| Area Codes: | 609 / 640 / 732 / 848 / 908 |
| Timezone: | Eastern (GMT -05:00) |
| Local Time: | 11:54:29 PM |
| Population: | 661,305 [See All] |
| FIPS: | 34025 |
| CBSA: | New York-Newark-Jersey City, NY-NJ |
| Land Area: | 498 sq mi |
| Water Area: | 23 sq mi |
| Coordinates: | 40.2840, -74.1396 |
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661,305 residents live across 58 ZIPs covering 498 sq mi, served by 54 distinct USPS-recognized cities.
Population moved from 646,054 to 661,305 from 2014 to 2024 — a +2.4% change. 30 ZIPs gained residents, 20 lost.
The county's wealthiest ZIP 07704 (Fair Haven, $250,001 median) and poorest ZIP 07740 (Long Branch, $79,870) are 5.2 miles apart — a 3.1× income gap across local geography.
Median home values vary 4.4× across this county — from $346,900 in 07734 (Keansburg) to $1,509,600 in 07717 (Avon By The Sea).
Density varies 42× across the county — from 183 people/sq mi in 08514 (Cream Ridge) to 7,669 in 07756 (Ocean Grove).
Educational attainment ranges from 24.2% bachelor's+ in 07734 (Keansburg) to 86.8% in 07704 (Fair Haven) — the breadth of educational profiles across the area.
Within New Jersey, this is the #5 most populous of 21 counties and ranks #4 for median household income .
On the national stage, Monmouth County is ranks #29 for income .
Hosts 1 single-entity Unique ZIP: 07715Nj Natural Gas Co .
Weighted by population, the typical household earns about $132,561 across the county — reflecting what a typical resident sees, not a simple ZIP average.
51.0% of adults age 25+ hold a bachelor's degree or higher (239,904 of 470,510 reporting).
49 Standard delivery, 8 PO Box only, 1 single-entity Unique ZIPs serve this county.
18 ZIPs in this county where more than 60% of adults 25+ hold a bachelor's degree — typically college campuses, research enclaves, or tech corridors.
Median household income spans 3.1× between the wealthiest and poorest ZIPs — a sign of significant intra-county inequality.
| ZIP | City | Type | Population | Median Income | Area (sq mi) | 10-yr Growth |
|---|---|---|---|---|---|---|
| 07728 | Freehold | Standard | 55,984 | $114,072 | 51.4 | -0.1% |
| 07726 | Englishtown | Standard | 44,764 | $149,197 | 32.8 | 3.3% |
| 07731 | Howell | Standard | 40,322 | $134,056 | 32.7 | 5.5% |
| 07712 | Asbury Park | Standard | 40,194 | $96,725 | 10.6 | 4.1% |
| 07753 | Neptune | Standard | 37,297 | $95,712 | 21.2 | -1.4% |
| 07740 | Long Branch | Standard | 32,917 | $79,870 | 5.6 | 6.6% |
| 07747 | Matawan | Standard | 32,330 | $124,383 | 13.2 | 5.3% |
| 07748 | Middletown | Standard | 28,633 | $152,981 | 13.1 | 3.8% |
| 07701 | Red Bank | Standard | 24,376 | $112,143 | 9.9 | 2.3% |
| 07724 | Eatontown | Standard | 24,016 | $102,756 | 12.4 | 10.4% |
| 07719 | Belmar | Standard | 22,138 | $119,828 | 14.0 | 2.2% |
| 07751 | Morganville | Standard | 21,109 | $181,205 | 17.0 | 10.7% |
| 07735 | Keyport | Standard | 19,159 | $97,536 | 5.3 | -4.4% |
| 07746 | Marlboro | Standard | 18,476 | $207,689 | 12.3 | -5.8% |
| 07730 | Hazlet | Standard | 17,534 | $125,338 | 5.0 | 1.5% |
| 07733 | Holmdel | Standard | 17,166 | $166,849 | 18.1 | 3.1% |
| 08736 | Manasquan | Standard | 13,223 | $174,097 | 5.0 | 8.3% |
| 07734 | Keansburg | Standard | 12,925 | $82,029 | 1.8 | -2.2% |
| 07722 | Colts Neck | Standard | 9,990 | $198,994 | 33.4 | -1.6% |
| 07760 | Rumson | Standard | 9,692 | $226,635 | 14.7 | 7.9% |
| 07716 | Atlantic Highlands | Standard | 8,893 | $126,591 | 5.7 | 0.8% |
| 07764 | West Long Branch | Standard | 8,586 | $114,271 | 2.9 | 2.3% |
| 07762 | Spring Lake | Standard | 8,262 | $116,295 | 3.1 | 1.1% |
| 07727 | Farmingdale | Standard | 7,787 | $129,931 | 25.6 | 2.3% |
| 07738 | Lincroft | Standard | 6,939 | $189,000 | 5.6 | 9.5% |
| 07718 | Belford | Standard | 6,658 | $131,531 | 2.3 | 0.5% |
| 08501 | Allentown | Standard | 6,364 | $146,182 | 26.0 | -0.7% |
| 07757 | Oceanport | Standard | 6,195 | $126,094 | 3.7 | 10.3% |
| 07704 | Fair Haven | Standard | 6,170 | $250,001 | 2.1 | 1.3% |
| 07739 | Little Silver | Standard | 6,105 | $240,853 | 3.3 | 3.1% |
| 07755 | Oakhurst | Standard | 5,613 | $134,338 | 3.0 | -12.5% |
| 08510 | Millstone Township | Standard | 5,386 | $225,966 | 18.5 | 13.8% |
| 08535 | Millstone Township | Standard | 4,999 | $209,732 | 19.4 | -14.2% |
| 08730 | Brielle | Standard | 4,956 | $172,250 | 2.3 | 3.9% |
| 08514 | Cream Ridge | Standard | 4,917 | $134,038 | 26.8 | -3.1% |
| 07732 | Highlands | Standard | 4,527 | $91,875 | 0.7 | -9.6% |
| 07721 | Cliffwood | Standard | 4,277 | $123,060 | 0.9 | 37.5% |
| 07702 | Shrewsbury | Standard | 4,179 | $178,958 | 2.3 | 7.2% |
| 07720 | Bradley Beach | Standard | 4,158 | $97,005 | 0.6 | -3.1% |
| 07758 | Port Monmouth | Standard | 4,076 | $115,298 | 1.6 | -17.6% |
| 07737 | Leonardo | Standard | 3,945 | $139,318 | 1.8 | -1.3% |
| 08750 | Sea Girt | Standard | 3,483 | $134,167 | 2.1 | -6.6% |
| 07750 | Monmouth Beach | Standard | 3,207 | $150,188 | 2.1 | -2.2% |
| 07756 | Ocean Grove | Standard | 3,092 | $89,286 | 0.4 | -1.3% |
| 07717 | Avon By The Sea | Standard | 2,030 | $122,635 | 0.5 | 12.2% |
| 07711 | Allenhurst | Standard | 1,641 | $112,404 | 0.9 | 25.1% |
| 08555 | Roosevelt | PO Box | 996 | $110,000 | 1.5 | 34.8% |
| 07723 | Deal | Standard | 884 | $160,000 | 1.6 | -14.6% |
| 08720 | Allenwood | PO Box | 735 | $224,671 | 1.2 | -23.0% |
| 07703 | Fort Monmouth | Standard | 0 | — | 0.1 | -100.0% |
| 07765 | Wickatunk | PO Box | — | — | 0.0 | — |
| 07752 | Navesink | PO Box | — | — | 0.0 | — |
| 08526 | Imlaystown | PO Box | — | — | 0.0 | — |
| 07715 | Belmar | Unique | — | — | 0.0 | — |
| 07710 | Adelphia | PO Box | — | — | 0.0 | — |
| 07754 | Neptune | PO Box | — | — | 0.0 | — |
| 07799 | Eatontown | Standard | — | — | 0.0 | — |
| 07763 | Tennent | PO Box | — | — | 0.0 | — |