ZIP Code Tabulation Area · Connecticut

ZIP Code 06340: Conning Towers-Nautilus Park, CT

ZIP Code 06340 (Conning Towers-Nautilus Park, New London County, Connecticut) has an estimated 29,863 residents in 12,879 households. The median household income is $81,792, the median home value is $294,700 and the median gross rent is $1,599/mo. Figures are U.S. Census Bureau American Community Survey 2020–2024 5-year estimates for the matching ZIP Code Tabulation Area.

American Community Survey 2020–2024 5-year estimates · Updated

Total population

29,863

Margin of error ±671

Median household income

$81,792

Margin of error ±$3,662

Median home value

$294,700

Margin of error ±$19,934

Median gross rent

$1,599/mo

Margin of error ±$56

Median age

33.7 yrs

Margin of error ±1.2 yrs

Mean travel time to work

18.2 min

Margin of error ±1.9 min

How ZIP 06340 compares with Connecticut and the U.S.

State and national figures are the Census Bureau's own estimates for those areas from the same ACS release, not averages of ZIP codes.

Median age

ZIP 0634033.7 yrsConnecticut41.1 yrsUnited States38.9 yrs

Median household income

ZIP 06340$81,792Connecticut$95,781United States$80,734

Per capita income

ZIP 06340$47,211Connecticut$55,915United States$44,673

Poverty rate

ZIP 0634012.7%Connecticut10.0%United States12.5%

Unemployment rate

ZIP 063405.5%Connecticut5.6%United States5.2%

Bachelor's degree or higher

ZIP 0634039.2%Connecticut42.5%United States35.7%

Median home value

ZIP 06340$294,700Connecticut$366,900United States$332,700

Median gross rent

ZIP 06340$1,599/moConnecticut$1,488/moUnited States$1,413/mo

Owner-occupied homes

ZIP 0634044.5%Connecticut66.5%United States65.2%

Mean travel time to work

ZIP 0634018.2 minConnecticut26.5 minUnited States26.4 min

Worked from home

ZIP 0634013.3%Connecticut16.0%United States15.1%

All figures for ZIP 06340

Each estimate has a 90% margin of error: the true value is likely within that range. * marks estimates with a large margin of error (a coefficient of variation above 30%, or ±10 percentage points or more for rates).

ZIP 06340 — ACS 2020–2024 5-year estimates
MeasureZIP 06340Margin of errorConnecticutUnited States
Total population29,863±6713,624,508334,922,499
Median age33.7 yrs±1.2 yrs41.1 yrs38.9 yrs
Households12,879±5341,434,007129,227,496
Median household income$81,792±$3,662$95,781$80,734
Per capita income$47,211±$3,120$55,915$44,673
Poverty rate12.7%±2.3 pts10.0%12.5%
Unemployment rate5.5%±2.2 pts5.6%5.2%
Bachelor's degree or higher39.2%±3.2 pts42.5%35.7%
Median home value$294,700±$19,934$366,900$332,700
Median gross rent$1,599/mo±$56$1,488/mo$1,413/mo
Owner-occupied homes44.5%±3.2 pts66.5%65.2%
Mean travel time to work18.2 min±1.9 min26.5 min26.4 min
Worked from home13.3%±3.0 pts16.0%15.1%

Race and Hispanic or Latino origin

Shares of the total population by the Census Bureau's race and Hispanic or Latino origin categories (table B03002), listed in the Census Bureau's order. People self-identify on the survey.

Population by race and Hispanic or Latino origin, ZIP 06340
GroupZIP 06340ConnecticutUnited States
White alone, not Hispanic or Latino65.6%61.9%57.4%
Black or African American alone, not Hispanic or Latino5.6%9.8%11.9%
American Indian and Alaska Native alone, not Hispanic or Latino0.1%0.1%0.5%
Asian alone, not Hispanic or Latino7.3%4.7%5.9%
Native Hawaiian and Other Pacific Islander alone, not Hispanic or Latino0.0%0.0%0.2%
Some other race alone, not Hispanic or Latino0.3%0.9%0.6%
Two or more races, not Hispanic or Latino6.9%4.3%4.3%
Hispanic or Latino (of any race)14.2%18.3%19.3%

Where ZIP 06340 is

State
Connecticut
Main county
New London County
Largest overlapping place
Conning Towers-Nautilus Park (23% of the ZIP's land area)
Land area
22.54 sq mi· about 1,325 people per sq mi

County and place names come from the Census Bureau's 2020 ZCTA relationship files. A ZIP code's mailing city, set by the U.S. Postal Service, can differ from these names.

Other ZIP codes in New London County

06320 New London, CT06330 New London County, CT06333 New London County, CT06334 New London County, CT06335 New London County, CT06336 New London County, CT06338 Mashantucket, CT06339 New London County, CT06350 New London County, CT06351 New London County, CT06353 Oxoboxo River, CT06355 Old Mystic, CT06357 New London County, CT06359 New London County, CT06360 Norwich, CT06365 New London County, CT06370 New London County, CT06371 New London County, CT06375 New London County, CT06376 New London County, CT06378 New London County, CT06379 Pawcatuck, CT06380 Norwich, CT06382 Oxoboxo River, CT

See every ZIP code in Connecticut, or compare ZIP 06340 with another ZIP code.

Census figures describe residents as a group and cannot tell you about any one home or street. For a specific address, check local government and housing records.

About ZIP codes and ZCTAs: the Census Bureau publishes statistics for ZIP Code Tabulation Areas, which approximate USPS ZIP code delivery areas. Learn how they differ.

Sources

  • U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, detailed tables B01003, B01002, B11001, B19013, B19301, B17001, B23025, B15003, B25077, B25064, B25003, B08013, B08303, B08301, B03002 — snapshot Oct 26, 2026.
  • U.S. Census Bureau, 2020 ZCTA5 relationship files (county and place).
  • Data: U.S. Census Bureau, American Community Survey 5-year estimates (detailed tables) and 2020 Census ZCTA relationship files. This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau. These agencies do not endorse OpenZIP.