County ZIP codes · New Jersey · FIPS 34025
Monmouth County, NJ ZIP Codes
Monmouth County, New Jersey has 60 ZIP codes (Census 2020 ZCTA-county file; GeoNames postal codes, October 2026): 52 residential and 8 for PO boxes or a single organization. 49 of the residential ones lie mainly in Monmouth County and 3 mainly in a neighboring county; 8 cross the county line. Median household income ranges from $79,870 in 07740 (Long Branch) to $250,000 or more in 07704 (Fair Haven) (Census Bureau, ACS 2020-2024).
- ACS2020-24
- Census2020
Where are the ZIP codes of Monmouth County?
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).
How different are its ZIP codes?
The middle half of its ranked ZIP codes (1,000+ people living in households) report median household incomes between $114,072 and $152,981. One reports $250,000 or more, the Census top code.
They carry 51 postal town names.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B19013).
All 52 residential ZIP codes in Monmouth County
49 ZIP codes lie mainly in Monmouth County; 3 more reach into it from a neighboring county and follow the first table.
| In this county | ||||||
|---|---|---|---|---|---|---|
| 07728 | Freehold | 55,984 | 1,128 | $114k | $505k | 100% |
| 07726 | Englishtown | 44,764 | 1,353 | $149k | $647k | 99% |
| 07731 | Howell | 40,322 | 1,269 | $134k | $495k | 100% |
| 07712 | Asbury Park | 40,194 | 3,287 | $97k | $616k | 100% |
| 07753 | Neptune | 37,297 | 2,338 | $96k | $426k | 100% |
| 07740 | Long Branch | 32,917 | 6,238 | $80k | $579k | 100% |
| 07748 | Middletown | 28,633 | 2,203 | $153k | $601k | 100% |
| 07701 | Red Bank | 24,376 | 2,663 | $112k | $585k | 100% |
| 07724 | Eatontown | 24,016 | 1,981 | $103k | $522k | 100% |
| 07719 | Belmar | 22,138 | 1,745 | $120k | $701k | 100% |
| 07751 | Morganville | 21,109 | 1,269 | $181k | $716k | 100% |
| 07735 | Keyport | 19,159 | 3,946 | $98k | $406k | 84% |
| 07746 | Marlboro | 18,476 | 1,493 | $208k | $702k | 100% |
| 07730 | Hazlet | 17,534 | 3,374 | $125k | $479k | 100% |
| 07733 | Holmdel | 17,166 | 966 | $167k | $843k | 100% |
| 08736 | Manasquan | 13,223 | 2,804 | $174k | $881k | 100% |
| 07734 | Keansburg | 12,925 | 7,612 | $82k | $347k | 100% |
| 07722 | Colts Neck | 9,990 | 289 | $199k | $917k | 100% |
| 07760 | Rumson | 9,692 | 1,145 | $227k | $1.34M | 100% |
| 07716 | Atlantic Highlands | 8,893 | 2,018 | $127k | $647k | 100% |
| 07764 | West Long Branch | 8,586 | 3,006 | $114k | $684k | 100% |
| 07762 | Spring Lake | 8,262 | 2,929 | $116k | $928k | 100% |
| 07727 | Farmingdale | 7,787 | 305 | $130k | $652k | 100% |
| 07738 | Lincroft | 6,939 | 1,233 | $189k | $807k | 100% |
| 07718 | Belford | 6,658 | 3,216 | $132k | $515k | 100% |
| 08501 | Allentown | 6,364 | 234 | $146k | $589k | 87% |
| 07757 | Oceanport | 6,195 | 2,174 | $126k | $758k | 100% |
| 07704 | Fair Haven | 6,170 | 3,847 | $250k+ | $992k | 100% |
| 07739 | Little Silver | 6,105 | 2,260 | $241k | $956k | 100% |
| 07755 | Oakhurst | 5,613 | 1,913 | $134k | $768k | 100% |
| 08510 | Millstone Township | 5,386 | 304 | $226k | $741k | 100% |
| 08535 | Millstone Township | 4,999 | 267 | $210k | $734k | 100% |
| 08730 | Brielle | 4,956 | 2,822 | $172k | $849k | 100% |
| 08514 | Cream Ridge | 4,917 | 180 | $134k | $581k | 76% |
| 07732 | Highlands | 4,527 | 1,200 | $92k | $455k | 100% |
| 07721 | Cliffwood | 4,277 | 4,690 | $123k | $425k | 89% |
| 07702 | Shrewsbury | 4,179 | 1,934 | $179k | $811k | 100% |
| 07720 | Bradley Beach | 4,158 | 6,839 | $97k | $933k | 100% |
| 07758 | Port Monmouth | 4,076 | 2,548 | $115k | $530k | 100% |
| 07737 | Leonardo | 3,945 | 1,503 | $139k | $480k | 100% |
| 08750 | Sea Girt | 3,483 | 1,833 | $134k | $1.36M | 100% |
| 07750 | Monmouth Beach | 3,207 | 3,078 | $150k | $995k | 100% |
| 07756 | Ocean Grove | 3,092 | 8,290 | $89k | $790k | 100% |
| 07717 | Avon By The Sea | 2,030 | 4,765 | $123k | $1.51M | 100% |
| 07711 | Allenhurst | 1,641 | 2,536 | $112k | $1.15M | 100% |
| 08555 | Roosevelt | 996 | 513 | $110k | $365k | 100% |
| 07723 | Deal | 884 | 538 | $160k | $1.58M | 100% |
| 08720 | Allenwood | 735 | 279 | $225k | $786k | 100% |
| 07703 | Fort Monmouth | no residents | 0 | – | – | 100% |
Partly in Monmouth County
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates; county shares by land area (Census 2020 ZCTA-county relationship file).
Which ZIP codes cross the county line?
8 ZIP codes of Monmouth County extend into another county. A ZIP code follows mail routes, not county borders.
| ZIP | In Monmouth | Elsewhere |
|---|---|---|
| 07726 | 99% | Middlesex County 1% |
| 08724 | 7% | Ocean County 94% |
| 07747 | 45% | Middlesex County 55% |
| 07735 | 84% | Middlesex County 16% |
| 08691 | 11% | Mercer County 89% |
| 08501 | 87% | Burlington County 10%; Mercer County 3% |
| 08514 | 76% | Ocean County 24% |
| 07721 | 89% | Middlesex County 11% |
Source: U.S. Census Bureau, 2020 ZCTA-county relationship file (shares of land area).
PO Box and single-organization ZIP codes
Source: GeoNames postal codes (CC BY 4.0).
Which first three digits do Monmouth County's ZIP codes use?
The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Monmouth County's ZIP codes use 4 prefixes: 077, 085, 086 and 087.
| Prefix | Sectional center | Here | All codes |
|---|---|---|---|
| 077 | Trenton, NJ (SCF 085) | 48 | 48 |
| 085 | Trenton, NJ (SCF 085) | 6 | 37 |
| 086 | Trenton, NJ (SCF 085) | 1 | 30 |
| 087 | Trenton, NJ (SCF 085) | 5 | 28 |
Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.