ZIP Code 06340
| ZIP Code | 06340 |
| City | GROTON |
| State | CT |
| Type | STANDARD |
| Post offices count | 3 (see all) |
| Total population | 30,565 (see all) |
Cities in ZIP Code 06340
Primary city: GROTON, CTAcceptable: NOANK
Unacceptable: BOROUGH, CENTER GROTON, GROTON LONG POINT, JUPITER POINT, POQUONOCK BRIDGE
Post offices
BOROUGH — Post Office™ 202 THAMES ST GROTON, CT 06340-3649 MoreBOROUGH — Post Office™202 THAMES ST For facility accessibility, please call the Post Office. 1-800-ASK-USPS® (800-275-8777) Hours
Services at this Location Service hours may vary.
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GROTON — Post Office™ 100 PLAZA CT GROTON, CT 06340-9998 MoreGROTON — Post Office™100 PLAZA CT For facility accessibility, please call the Post Office. 1-800-ASK-USPS® (800-275-8777) Hours
Services at this Location Service hours may vary.
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GROTON LONG POINT — Post Office™ 44 BEACH RD GROTON, CT 06340-9992 MoreGROTON LONG POINT — Post Office™44 BEACH RD For facility accessibility, please call the Post Office. 1-800-ASK-USPS® (800-275-8777) Hours
Services at this Location Service hours may vary.
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Map
Census data for ZIP Code 06340
Demographic and housing estimates in ZIP Code 06340
| Total population | 30,565 |
| Male | 17,206 |
| Female | 13,359 |
| Total population | 30,565 |
| Under 5 years | 2,113 |
| 5 to 9 years | 1,426 |
| 10 to 14 years | 1,530 |
| 15 to 19 years | 2,199 |
| 20 to 24 years | 3,871 |
| 25 to 34 years | 5,917 |
| 35 to 44 years | 3,148 |
| 45 to 54 years | 2,790 |
| 55 to 59 years | 1,645 |
| 60 to 64 years | 1,433 |
| 65 to 74 years | 2,514 |
| 75 to 84 years | 1,018 |
| 85 years and over | 961 |
| Median age (years) | 31.6 |
| Under 18 years | 5,865 |
| 16 years and over | 25,158 |
| 18 years and over | 24,700 |
| 21 years and over | 22,731 |
| 62 years and over | 5,196 |
| 65 years and over | 4,493 |
| Total population | 30,565 |
| One race | 27,274 |
| White | 21,485 |
| Black or African American | 2,308 |
| American Indian and Alaska Native | 152 |
| Asian | 2,390 |
| Native Hawaiian and Other Pacific Islander | 0 |
| Some other race | 939 |
| Two or more races | 3,291 |
| Citizen, VOTING AGE 18 and over population | 23,328 |
| Male Citizen, VOTING AGE 18 and over population | 12,973 |
| Female Citizen, VOTING AGE 18 and over population | 10,355 |
Social characteristics in ZIP Code 06340
| Total households | 12,660 |
| Family households (families) | 4,716 |
| Married-couple family | 751 |
| Male householder, no wife present, family | 3,354 |
| Female householder, no husband present, family | 2,625 |
| Nonfamily households | 3,839 |
| Average household size | 3,227 |
| Average family size | 2.19 |
Economic characteristics in ZIP Code 06340
| Total households | 12,660 |
| Less than $10,000 | 575 |
| $10,000 to $14,999 | 398 |
| $15,000 to $24,999 | 893 |
| $25,000 to $34,999 | 1,186 |
| $35,000 to $49,999 | 1,604 |
| $50,000 to $74,999 | 2,436 |
| $75,000 to $99,999 | 2,015 |
| $100,000 to $149,999 | 1,860 |
| $150,000 to $199,999 | 702 |
| $200,000 or more | 991 |
| Median household income (dollars) | 69,736 |
Housing characteristics in ZIP Code 06340
| Total housing units | 14,175 |
| Occupied housing units | 12,660 |
| Vacant housing units | 1,515 |
| Total housing units | 14,175 |
| 1-unit, detached | 5,364 |
| 1-unit, attached | 1,547 |
| 2 units | 1,232 |
| 3 or 4 units | 1,406 |
| 5 to 9 units | 1,402 |
| 10 to 19 units | 904 |
| 20 or more units | 1,814 |
| Mobile home | 505 |
| Boat, RV, van, etc. | 1 |
| Total housing units | 14,175 |
| Built 2014 or later | 23 |
| Built 2010 to 2013 | 453 |
| Built 2000 to 2009 | 1,400 |
| Built 1990 to 1999 | 1,645 |
| Built 1980 to 1989 | 1,547 |
| Built 1970 to 1979 | 3,458 |
| Built 1960 to 1969 | 1,593 |
| Built 1950 to 1959 | 1,738 |
| Built 1940 to 1949 | 642 |
| Built 1939 or earlier | 1,676 |
| Total housing units | 14,175 |
| 1 room | 160 |
| 2 rooms | 773 |
| 3 rooms | 1,937 |
| 4 rooms | 2,773 |
| 5 rooms | 3,294 |
| 6 rooms | 2,231 |
| 7 rooms | 1,310 |
| 8 rooms | 696 |
| 9 rooms or more | 1,001 |
| Median rooms | 4.9 |
| Total housing units | 14,175 |
| No bedroom | 185 |
| 1 bedroom | 2,714 |
| 2 bedrooms | 5,187 |
| 3 bedrooms | 4,091 |
| 4 bedrooms | 1,503 |
| 5 or more bedrooms | 495 |
| Occupied housing units | 12,660 |
| Owner-occupied | 5,297 |
| Renter-occupied | 7,363 |
| Average household size of owner-occupied unit | 2.16 |
| Average household size of renter-occupied unit | 2.21 |
| Occupied housing units | 12,660 |
| Moved in 2017 or later | 1,900 |
| Moved in 2015 to 2016 | 4,776 |
| Moved in 2010 to 2014 | 2,301 |
| Moved in 2000 to 2009 | 1,846 |
| Moved in 1990 to 1999 | 984 |
| Moved in 1989 and earlier | 853 |
| Owner-occupied units | 5,297 |
| Less than $50,000 | 502 |
| $50,000 to $99,999 | 235 |
| $100,000 to $149,999 | 727 |
| $150,000 to $199,999 | 988 |
| $200,000 to $299,999 | 1,397 |
| $300,000 to $499,999 | 729 |
| $500,000 to $999,999 | 587 |
| $1,000,000 or more | 132 |
| Median (dollars) | 211,500 |
| Owner-occupied units | 5,297 |
| Housing units with a mortgage | 3,272 |
| Housing units without a mortgage | 2,025 |
| Occupied units paying rent | 7,331 |
| Less than $500 | 698 |
| $500 to $999 | 995 |
| $1,000 to $1,499 | 2,821 |
| $1,500 to $1,999 | 2,050 |
| $2,000 to $2,499 | 549 |
| $2,500 to $2,999 | 147 |
| $3,000 or more | 71 |
| Median (dollars) | 1,332 |
| No rent paid | 32 |
Data is based on 2021 Census