ZIP code 06419
Where is ZIP code 06419?
Killingworth, Connecticut
Middlesex County · Standard ZIP code
ZIP code 06419 belongs to Killingworth, Connecticut in Middlesex County. 06419 is a standard ZIP code, so it covers street addresses as well as PO Boxes. It is in the Eastern Time zone and uses area codes 203, 475, 860 and 959. About 6,240 people live in the 06419 area, where the median household income is $140,655. The closest ZIP codes are 06443 (Madison, 4.8 mi southwest), 06413 (Clinton, 5.9 mi south) and 06412 (Chester, 6.1 mi northeast).
| ZIP code | 06419 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | Killingworth |
| Also accepted | Deep River |
| State | Connecticut (CT) |
| County | Middlesex County |
| Time zone | Eastern Time · now |
| Area codes | 203, 475, 860, 959 |
| Coordinates | 41.3696, -72.5712 map |
| 3-digit prefix | 064 |
Population and income in 06419
| Population | 6,240 · lower than 59% of Connecticut ZIP codes |
|---|---|
| People per square mile | 177 · lower than 80% of Connecticut ZIP codes |
| Median age | 53.3 years · higher than 90% of Connecticut ZIP codes |
| Men / women | 50% / 50% |
| Median household income | $140,655 · higher than 82% of Connecticut ZIP codes |
| Income per person | $77,833 |
| Below the poverty line | 3.0% |
| Bachelor’s degree or higher | 55% of adults 25+ |
| Median home value | $446,200 · higher than 73% of Connecticut ZIP codes |
| Housing units | 2,775 |
| Households | 2,516 (2.48 people on average) |
| Owners / renters | 97% / 3.3% |
| Land area | 35.33 sq mi (plus 0.45 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 06419. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 06419
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 06443 | Madison, CT | 4.8 mi SW | Standard |
| 06413 | Clinton, CT | 5.9 mi S | Standard |
| 06412 | Chester, CT | 6.1 mi NE | Standard |
| 06417 | Deep River, CT | 6.4 mi E | Standard |
| 06441 | Higganum, CT | 6.8 mi N | Standard |
| 06442 | Ivoryton, CT | 7 mi E | Standard |
| 06438 | Haddam, CT | 7.3 mi NE | Standard |
| 06437 | Guilford, CT | 7.5 mi SW | Standard |
| 06498 | Westbrook, CT | 8 mi SE | Standard |
| 06409 | Centerbrook, CT | 8.1 mi E | Standard |
| 06439 | Hadlyme, CT | 8.9 mi NE | PO Box only |
| 06422 | Durham, CT | 8.9 mi NW | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 06419 or measure the distance to another ZIP code.
How to address mail to 06419
123 MAIN ST
KILLINGWORTH CT 06419
Put the city, the two-letter state code and the ZIP code on the last line. USPS also accepts DEEP RIVER as the city name for 06419. Adding the 4-digit ZIP+4 code (06419-XXXX) helps mail sort faster but isn’t required.
Questions
- What city is ZIP code 06419?
- 06419 is a Killingworth, Connecticut ZIP code. Deep River is also accepted as the city name.
- What county is 06419 in?
- ZIP code 06419 is in Middlesex County, Connecticut.
- What time zone is ZIP code 06419 in?
- 06419 is in the Eastern Time zone (America/New_York).
- What area code is 06419?
- Phone numbers in ZIP code 06419 use area codes 203, 475, 860 and 959.
- What is the population of ZIP code 06419?
- About 6,240 people live in ZIP code 06419, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 06419?
- The median household income in 06419 is $140,655 a year, higher than 82% of Connecticut ZIP codes.
- What ZIP codes are near 06419?
- The nearest ZIP codes to 06419 are 06443 (Madison, 4.8 miles), 06413 (Clinton, 5.9 miles), 06412 (Chester, 6.1 miles) and 06417 (Deep River, 6.4 miles).