New London County, CT ZIP Codes

Connecticut (CT)  ·  38 ZIP codes  ·  37 cities
38
ZIP codes
268,805
population (2021)
-1.9%
pop change since 2010
09011
FIPS code
New London County ZIP code map
About New London County
New London County is located in Connecticut and contains 38 ZIP codes across 37 cities and communities. The county's population was 268,805 as of 2021, a decrease of 1.9% from 274,055 in 2010. The timezone is Central Time (observes DST). The Federal Information Processing System (FIPS) code for New London County is 09011.
Population
2021 population268,805
2010 population274,055
Change-1.9%
County details
StateConnecticut
FIPS code09011
TimezoneCentral
Daylight savingYes
Cities in New London County
Baltic Bozrah Colchester East Lyme Gales Ferry Gilman Groton Hadlyme Hanover Jewett City Lebanon Ledyard Mashantucket Montville Mystic New London Niantic North Franklin North Stonington North Westchester Norwich Oakdale Old Lyme Old Mystic Pawcatuck Preston Quaker Hill Salem South Lyme Stonington Taftville Uncasville Versailles Voluntown Waterford West Mystic Yantic
ZIP codes for New London County, CT (38)
ZIP code City County Map
06249 Lebanon New London View map
06254 North Franklin New London View map
06320 New London New London View map
06330 Baltic New London View map
06333 East Lyme New London View map
06334 Bozrah New London View map
06335 Gales Ferry New London View map
06336 Gilman New London View map
06338 Mashantucket New London View map
06339 Ledyard New London View map
06340 Groton New London View map
06349 Groton New London View map
06350 Hanover New London View map
06351 Jewett City New London View map
06353 Montville New London View map
06355 Mystic New London View map
06357 Niantic New London View map
06359 North Stonington New London View map
06360 Norwich New London View map
06365 Preston New London View map
06370 Oakdale New London View map
06371 Old Lyme New London View map
06372 Old Mystic New London View map
06375 Quaker Hill New London View map
06376 South Lyme New London View map
06378 Stonington New London View map
06379 Pawcatuck New London View map
06380 Taftville New London View map
06382 Uncasville New London View map
06383 Versailles New London View map
06384 Voluntown New London View map
06385 Waterford New London View map
06388 West Mystic New London View map
06389 Yantic New London View map
06415 Colchester New London View map
06420 Salem New London View map
06439 Hadlyme New London View map
06474 North Westchester New London View map

Demographics & statistics

269,460
Population
42.7
Median age
$88,070
Median household income
$46,019
Per capita income
$289,921
Median home value
$1,167
Median monthly rent
77.3%
Home ownership
9.0%
Poverty rate
4.2%
Unemployment
88,160
Housing units
36.4%
Bachelor's or higher

Age distribution

Male Female
6,816
Under 5
6,635
6,541
5–9
6,369
8,413
10–14
8,191
8,263
15–19
8,045
8,843
20–24
8,610
17,194
25–34
16,739
15,631
35–44
15,219
17,474
45–54
17,013
10,734
55–59
10,450
10,110
60–64
9,843
15,545
65–74
15,134
7,662
75–84
7,460
3,307
85+
3,219
← Male
Female →

Age summary

GroupCount%
Under 1852,67319.5%
18 and over216,78780.5%
65 and over52,32719.3%
Median age42.7 years

Race & ethnicity

White 75.2%
Two or more races 6.7%
Hispanic or Latino 5.7%
Black or African American 5.2%
Asian 3.8%
Other race 3%
American Indian / Alaska Native 0.4%
GroupCount%
White214,91075.2%
Two or more races19,0096.7%
Hispanic or Latino16,2175.7%
Black or African American14,9975.2%
Asian10,7403.8%
Other race8,5083%
American Indian / Alaska Native1,2510.4%

Household income

Under $10k 4.8%
$10k–$15k 2.1%
$15k–$25k 4.4%
$25k–$35k 5.5%
$35k–$50k 8.8%
$50k–$75k 14.2%
$75k–$100k 14.0%
$100k–$150k 19.7%
$150k–$200k 11.6%
$200k+ 15.0%
Range% of households
Under $10k4.8%
$10k–$15k2.1%
$15k–$25k4.4%
$25k–$35k5.5%
$35k–$50k8.8%
$50k–$75k14.2%
$75k–$100k14.0%
$100k–$150k19.7%
$150k–$200k11.6%
$200k+15.0%
Median income$88,070

Housing

Home values

Under $50k 6.8%
$50k–$100k 1.9%
$100k–$150k 6.4%
$150k–$200k 9.5%
$200k–$300k 28.1%
$300k–$500k 35.4%
$500k–$1M 10.3%
$1M+ 1.5%

Housing overview

MetricValue
Median home value$289,921
Median rent / month$1,167
Owner occupied77.3%
Renter occupied22.7%
Vacant9.0%
Single-family detached73.4%
Large apartment buildings3.1%
Mobile homes4.5%
Median rooms5.8
Avg household size (owned)2.47

Year built

Era%
2020 or later0.3%
2010–20193.7%
2000–200910.5%
1990–199911.7%
1980–198912.4%
1970–197914.0%
1960–196912.3%
1950–195911.6%
1940–19494.9%
1939 or earlier18.7%

Bedrooms

Size% of units
No bedroom (studio)1.1%
1 bedroom9.4%
2 bedrooms25.6%
3 bedrooms42.3%
4 bedrooms18.1%
5+ bedrooms3.6%

Vehicles per household

Vehicles% of households
No vehicle6.7%
1 vehicle27.4%
2 vehicles40.5%
3 or more25.5%

Heating fuel

Fuel type%
Utility gas8.9%
Electricity16.0%
Propane / LP gas8.8%
Fuel oil60.0%
Wood4.8%
Solar0.3%
No fuel used0.3%

Households & families

Household typeCount%
Married-couple family51,71853.6%
Cohabiting couple8,3066.8%
Male householder, no spouse21,76918.7%
Female householder, no spouse28,17920.9%
Households with children under 1829,55427.1%
Households with seniors (65+)36,84032.7%
Average household size2.39

Marital status

StatusMaleFemale
Never married30.8%23.6%
Married54.7%52.4%
Separated0.7%0.5%
Widowed2.2%7.2%
Divorced11.6%12.9%

Education

Less than 9th grade 1.5%
Some HS, no diploma 4.1%
HS graduate 30.1%
Some college, no degree 18.3%
Associate's degree 9.6%
Bachelor's degree 21.7%
Graduate / professional 14.7%
Metric%
HS diploma or higher94.4%
Bachelor's or higher36.4%

School enrollment (ages 3–17)

TypeCount%
Nursery / preschool4,1076.5%
Kindergarten2,3093.9%
Elementary school23,02938.9%
High school13,95823.7%
College / grad school15,58320.0%

Employment

Industry of employment

Education & healthcare 22.9%
Manufacturing 15.2%
Arts, food & hospitality 14.1%
Retail trade 11.6%
Professional & management 9.1%
Construction 6.1%
Finance & real estate 5.0%
Public administration 4.5%
Transportation & utilities 3.7%
Other services 3.6%
Wholesale trade 2.3%
Information 1.2%
Agriculture & mining 0.8%

Occupation

Category%
Management, business & arts46.5%
Service17.5%
Sales & office18.3%
Natural resources & construction7.2%
Production & transportation10.4%

Employment type

Type%
Private sector78.1%
Government16.1%
Self-employed5.6%
Unpaid family workers0.1%

Commute

Method%
Drive alone79.8%
Carpool6.5%
Public transit0.8%
Walk1.2%
Other means1.1%
Avg commute (minutes)23.5

Poverty

All people 9.0%
Under 18 years 9.1%
18 and over 8.3%
Married-couple families 1.9%
Female-led households 19.6%

Income support

Source% of households
Social Security33.6%
Retirement income30.3%
Supplemental Security3.9%
Cash public assistance2.3%
Food stamps / SNAP9.6%

Health indicators

Condition%
High blood pressure29.6%
High cholesterol31.6%
Heart disease5.8%
Stroke2.5%
Asthma10.2%
Arthritis22.9%
Kidney disease2.4%
Pulmonary disease5.9%
Cancer6.8%
Behavior / access%
Binge drinking16.4%
No physical activity16.4%
Less than 7 hrs sleep32.4%
Fair or poor health10.0%
Poor mental health13.4%
Poor physical health8.3%
No health insurance8.0%
Visited doctor (checkup)74.4%
Visited dentist71.3%
Cholesterol screening88.8%
Teeth loss9.0%

Veterans & disability

VeteransCount%
Civilian veterans19,7549.5%
Disability%
Any disability14.3%
Under 183.9%
18–64 years11.7%
65 and over27.8%

Health insurance coverage

Type%
Private insurance74.8%
Public insurance37.3%
Uninsured under 191.3%

Language & origin

Language spoken at home (age 5+)

LanguageCount%
English only256,00995.6%
Spanish12,8482.9%
Other Indo-European6,4481.4%
Asian & Pacific Islander2,9400.7%
Other languages3,2380.7%

Place of birth & citizenship

OriginCount%
Native born (US)247,37794.7%
Born in same state241,19393.2%
Born in different state144,70559.0%
Foreign born6,1841.5%
Naturalized citizen22,0835.3%
Not a US citizen13,13760.4%

Ancestry

AncestryCount%
Italian45,82517%
French35,97713.4%
German10,6474%
Arab9,6283.6%
English2,8091%
AncestryCount%
Polish2,4440.9%
Irish1,3470.5%
Norwegian1,3250.5%
Dutch1,1140.4%

Technology access

Metric% of households
Computer access42.1%
Internet access94.8%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Explore more Connecticut ZIP codes
All Connecticut ZIP codes Baltic ZIP codes Bozrah ZIP codes Colchester ZIP codes East Lyme ZIP codes Gales Ferry ZIP codes Gilman ZIP codes Groton ZIP codes Hadlyme ZIP codes Hanover ZIP codes Jewett City ZIP codes
Need the complete Connecticut ZIP code database? Download all CT ZIP codes — Excel, CSV, or Access. Includes lat/lng, county FIPS & timezone.
Download database →