Weather right now
Asking the National Weather Service…
Where 06511 is
Approximate ZIP boundary (Census ZCTA 2020). ZIP codes are mail routes, not areas, so the shape shown is the Census tabulation area that approximates it.
- 🔢 Type 06511 into a pocket calculator and turn it upside down: IISgO — not quite a word, sorry.
- ➕ As a number, 6,511 = 17 × 383. Its digits add up to 13, a total 1,179 other ZIP codes share.
- 💾In binary, the way a computer stores it:
1100101101111 - 🏠 Its numerical neighbours: 06510 (New Haven, CT, 1 mi away) and 06512 (New Haven, CT, 4 mi away).
- 🔄 Backwards, 06511 becomes 11560 — and that is a real ZIP code: Locust Valley, NY, 46 miles away.
- 👥 39 other ZIP codes are made of exactly the same digits (01516, 01561, 01615, 05161, 06115, 06151, …). The farthest-flung twin is 51106 in Sioux City, IA, 1,202 miles away.
- 🧭 Farther north than 69% of all ZIP codes, and farther east than 93%.
- 🎯1,345 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 06511 and you would come out at 41.32°S, 107.07°E — 809 miles from Perth, Australia, the nearest big city to that spot.
- ☀Longest day of the year: 15h 10m of daylight. Shortest: 9h 11m.
- 📏 At 5.8 square miles of land, 06511 is bigger than 20% of ZIP codes — room for about 4.4 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 54,730This ZIP54,730 |
|---|---|
| Households | 22,586This ZIP22,586 |
| Housing units | 25,254This ZIP25,254 |
| Median age | 29.8This ZIP29.8Connecticut41.1US 38.9 |
| Median household income | $59,969This ZIP$59,969Connecticut$95,781US $80,734 |
| Median home value | $353,000This ZIP$353,000Connecticut$366,900US $332,700 |
| Median gross rent | $1,598This ZIP$1,598Connecticut$1,488US $1,413 |
| Bachelor's degree or higher | 49.2%This ZIP49.2% |
| Mean commute | 19.9 minThis ZIP19.9 min |
| Population density | 9,415.1 / sq miThis ZIP9,415.1 / sq mi |
Business and tax activity
| Business establishments | 1,096This ZIP1,096 |
|---|---|
| Employees | 50,885This ZIP50,885 |
| Annual payroll | $3,969,093,000This ZIP$3,969,093,000 |
| Tax returns filed | 21,900This ZIP21,900 |
| Total adjusted gross income | $1,618,242,000This ZIP$1,618,242,000 |
Land area
| Land area | 5.81 sq miThis ZIP5.81 sq mi |
|---|---|
| Water area | 0.08 sq miThis ZIP0.08 sq mi |
Other place names in 06511
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 06511
| ZIP | City | Distance |
|---|---|---|
06501 | New Haven, CT | 0.6 mi |
06502 | New Haven, CT | 0.6 mi |
06503 | New Haven, CT | 0.6 mi |
06505 | New Haven, CT | 0.6 mi |
06506 | New Haven, CT | 0.6 mi |
06507 | New Haven, CT | 0.6 mi |
06508 | New Haven, CT | 0.6 mi |
06509 | New Haven, CT | 0.6 mi |
06520 | New Haven, CT | 0.6 mi |
06521 | New Haven, CT | 0.6 mi |
Find every ZIP code within 10 miles of 06511 →
Questions about this ZIP code
Where is ZIP code 06511?
06511 is in New Haven, Connecticut, in New Haven County. Its published point location is 41.3173, -72.9264.
What county is 06511 in?
06511 lies in New Haven County.
What area code is 06511?
New Haven uses area codes 203 and 475, from NANPA's telephone records.
What time zone is 06511 in?
06511 uses America/New_York.
How many people live in 06511?
About 54,730 people live in ZIP code 06511, in 22,586 households, at 9,415.1 people per square mile. These are American Community Survey 5-year estimates for the ZIP Code Tabulation Area, not a headcount.
What is the median household income in 06511?
$59,969 a year, against $95,781 across Connecticut.
What ZIP codes are near 06511?
The closest are 06501 (0.6 mi), 06502 (0.6 mi), 06503 (0.6 mi), 06505 (0.6 mi) and 06506 (0.6 mi).
Is 06511 a PO Box ZIP code?
06511 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “06511 ZIP Code — New Haven, Connecticut (New Haven County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/06511
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/06511.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.