New Haven County, Connecticut ZIP codes
41 ZIP codes are in New Haven County. It's part of the New Haven, CT metro area.
- ZIP codes
- 41
- Population in these ZIPs
- 867,469
- Avg. median income
- $92,500population-weighted
- Cities & towns
- 26
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ZIP codes in New Haven County
| ZIP code | City | Population | Median income | Typical home value |
|---|---|---|---|---|
| 06401 | Ansonia | 19,315 | $86,178 | $384,300 |
| 06403 | Beacon Falls | 6,147 | $101,516 | $427,900 |
| 06405 | Branford | 28,217 | $105,225 | $461,100 |
| 06410 | Cheshire | 28,904 | $145,179 | $539,100 |
| 06418 | Derby | 12,205 | $78,542 | $342,300 |
| 06437 | Guilford | 22,067 | $137,615 | $635,500 |
| 06443 | Madison | 17,657 | $168,462 | $721,100 |
| 06450 | Meriden | 35,694 | $71,250 | $319,900 |
| 06451 | Meriden | 24,851 | $71,255 | $333,200 |
| 06460 | Milford | 37,649 | $104,360 | $508,100 |
| 06461 | Milford | 15,035 | $133,221 | $503,500 |
| 06471 | North Branford | 7,140 | $109,388 | $456,200 |
| 06472 | Northford | 6,363 | $105,729 | $501,700 |
| 06473 | North Haven | 24,743 | $132,829 | $474,200 |
| 06477 | Orange | 14,315 | $142,325 | $629,200 |
| 06478 | Oxford | 12,991 | $128,953 | $596,000 |
| 06483 | Seymour | 16,889 | $107,708 | $421,800 |
| 06488 | Southbury | 20,071 | $112,887 | $449,600 |
| 06492 | Wallingford | 44,498 | $105,061 | $426,300 |
| 06510 | New Haven | 4,584 | $58,913 | $403,300 |
| 06511 | New Haven | 54,730 | $59,969 | $370,900 |
| 06512 | New Haven | 28,830 | $96,146 | $363,600 |
| 06513 | New Haven | 38,888 | $48,500 | $300,700 |
| 06514 | Hamden | 26,803 | $88,900 | $340,800 |
| 06515 | New Haven | 19,006 | $73,709 | $383,800 |
| 06516 | West Haven | 55,351 | $74,382 | $362,700 |
| 06517 | Hamden | 14,221 | $104,550 | $386,700 |
| 06518 | Hamden | 20,126 | $106,692 | $397,100 |
| 06519 | New Haven | 15,605 | $49,619 | $303,900 |
| 06524 | Bethany | 5,288 | $166,236 | $560,400 |
| 06525 | New Haven | 9,073 | $188,750 | $701,700 |
| 06702 | Waterbury | 2,946 | $14,474 | $286,100 |
| 06704 | Waterbury | 31,713 | $48,718 | $267,800 |
| 06705 | Waterbury | 25,266 | $53,954 | $268,100 |
| 06706 | Waterbury | 15,551 | $52,242 | $283,200 |
| 06708 | Waterbury | 29,594 | $67,364 | $304,400 |
| 06710 | Waterbury | 9,942 | $37,191 | $308,500 |
| 06712 | Prospect | 9,458 | $126,394 | $472,500 |
| 06716 | Wolcott | 16,113 | $111,225 | $393,100 |
| 06762 | Middlebury | 7,807 | $133,487 | $548,200 |
| 06770 | Naugatuck | 31,823 | $96,208 | $352,000 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Cities and towns in New Haven County
Nearby counties
Frequently asked questions
How many ZIP codes are in New Haven County, Connecticut?
41 ZIP codes are mainly in New Haven County.
What cities are in New Haven County?
ZIP codes in New Haven County use the city names Ansonia, Beacon Falls, Bethany, Branford, Cheshire, Derby, Guilford, Hamden, Madison, Meriden, Middlebury and Milford and others.
What metro area is New Haven County in?
New Haven County is part of the New Haven, CT metropolitan statistical area.