New London County, CT demographics:
population, income, and more

Total population
269,544
0.2% year-over-year change
Median household income
$106,518/yr
1.5% year-over-year change
Housing units
124,351
0.7% year-over-year change

New London County population

How many people live in New London County

New London County is home to 269,544 residents, according to the most recent Census data. Gender-wise, 50.2% of New London County locals are male, and 49.8% are female.

Total population
269,544
0.2% year-over-year change
Gender ratio
Male
50.2%
135,196
Female
49.8%
134,348
Value Percent YoY change
Male 135,196 50.2% -0.1%
Female 134,348 49.8% 0.6%
A higher population often means more rental variety and livelier areas. The gender balance—how many men live here compared to women—can reveal a lot about the community and the lifestyles of its residents. Use this info to get a sense of the area's pace and personality.

Age demographics

The median age in New London County is 45, with the population distributed as follows: about 15.5% are children under 15, then 12.7% are in the 15 to 24 age group. Adults between 25 and 44 make up 24.8% of the population, while another 26.7% fall into the 45 to 64 bracket. Finally, around 20.3% are 65 or older.

Median age
45
Age breakdown
Under 15
15.5%
15 to 24
12.7%
25 to 44
24.8%
45 to 64
26.7%
Over 65
20.3%
Value Percent YoY change
Under 15 41,824 15.5% -1.9%
15 to 24 34,124 12.7% 1.1%
25 to 44 66,921 24.8% 1.4%
45 to 64 71,902 26.7% -2.1%
Over 65 54,773 20.3% 3.4%
The age composition helps you get insight into who lives in the area. A younger population might mean a more active, fast-paced vibe, while an older one could suggest a quieter, slower lifestyle. If there's a balanced makeup, you’re likely to find a variety of services, housing types, and community spaces that cater to different life stages.

Racial makeup

In New London County, 88.4% of the population are US-born citizens, while 8.2% have gained naturalized citizenship. At the same time, 3.3% of residents are non-citizens. As for race, 75.6% of locals are Caucasian, 5.2% are African American and 3.9% have Asian roots. There’s also a share of 10.1% that includes residents with two or more races.

Citizenship
U.S.-born citizens
88.4%
Non-U.S.-born citizens
8.2%
Non-citizens
3.3%
Value Percent YoY change
U.S.-born citizens 238,323 88.4% 0.1%
Non-U.S.-born citizens 22,205 8.2% 3.5%
Non-citizens 9,016 3.3% -4.9%
Racial breakdown
White
75.6%
Black or African American
5.2%
American Indian and Alaska Native
0.6%
Asian
3.9%
Native Hawaiian and other Pacific Islander
0%
Two or more races
10.1%
Other
4.6%
Value Percent
White 203,921 75.6%
Black or African American 13,904 5.2%
American Indian and Alaska Native 1,566 0.6%
Asian 10,617 3.9%
Native Hawaiian and other Pacific Islander 64 0%
Two or more races 27,149 10.1%
Other 12,323 4.6%

Households in New London County

A peek inside New London County households

New London County has 112,182 households, with an average of 3 members in each. Of these, 63.1% are families, while the remaining 36.9% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
112,182
1.2% year-over-year change
Average people per household
3
Non-family households
41,409
Family households
70,773
Value Percent YoY change
Non-family households 41,409 36.9% 2.1%
Family households 70,773 63.1% 0.8%
The mix between family and non-family households gives a glimpse into daily life. A higher percentage of families might mean more parks and schools, while more non-family setups can mean flexible housing and diverse living styles. For renters, this can signal what kinds of homes are common and can help you figure out if the area matches your lifestyle.

Housing in New London County

The housing landscape of New London County

New London County's housing consists of 124,351 units, with 64.5% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 5.5% and offer a more compact, shared living style. Then there are the multifamily buildings in the area, and for those seeking flexibility, non-traditional options like mobile homes account for 2.1% of the housing landscape.

Housing units
124,351
0.7% year-over-year change
Housing types
Value Percent
1 unit, detached 80,205 64.5%
1 unit, attached 6,857 5.5%
2 units 8,474 6.8%
3 or 4 units 7,738 6.2%
5 to 9 units 6,060 4.9%
10 to 19 units 4,205 3.4%
20 to 49 units 3,834 3.1%
50 or more units 4,357 3.5%
Mobile home 2,569 2.1%
Boat, RV, van, etc. 52 0%
Homes built since 2020
1,075
118.5% year-over-year change

The age of buildings in New London County

In New London County, the median construction year is 1970. About 22.4% of homes were built before the 1940s, with another 4.5% going up by 1949. Most development happened in the second half of the 20th century. Then, 10.2% of homes were added from 2000 to 2009, 4% between 2010 and 2019, and 0.9% are part of the newest wave of development.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 27,789 22.4% 0.8%
Built between 1940 and 1949 5,564 4.5% -0.4%
Built between 1950 and 1959 13,158 10.6% -5.5%
Built between 1960 and 1969 15,453 12.4% 0.6%
Built between 1970 and 1979 17,263 13.9% 2.8%
Built between 1980 and 1989 16,012 12.9% 1.0%
Built between 1990 and 1999 10,379 8.4% -6.2%
Built between 2000 and 2009 12,675 10.2% 5.4%
Built between 2010 and 2019 4,983 4% 2.3%
Built in 2020 or later 1,075 0.9% 118.5%
As a renter, knowing when homes were built helps you understand the potential condition and design of rental units. Newer builds may have more contemporary layouts, while older homes can offer character or larger lots, depending on the area.

New London County occupancy rates

Out of the 112,182 occupied housing units in New London County, 67.7% are owner-occupied, while 32.3% are lived in by tenants. Meanwhile, 9.8% of all homes on the local market sit vacant.

Occupied housing units
112,182
1.2% year-over-year change
Occupancy breakdown
Renter occupied
36,192
Owner occupied
75,990
Value Percent YoY
change
Renter occupied 36,192 32.3% 2.8%
Owner occupied 75,990 67.7% 0.5%
Unoccupied housing units
9.8%
Unoccupied housing units refer to homes that are currently without residents—whether they're waiting for renters or owners, used seasonally, or simply unclaimed. A higher share of empty homes may mean more housing availability, while a low number can reflect a tighter market with more competition. This, along with the renter-vs.-owner mix, helps paint a clearer picture of what types of housing and services are likely to be available in the area.

New London County housing costs

Housing costs in New London County come to a median of $1,656 per month, while tenants specifically pay a median gross rent of $1,385.

Median housing costs per month
$1,656/month
This figure sums up typical monthly housing costs for all households in the area. If you own, it includes mortgage payments in addition to property taxes, insurance and HOA fees. If you rent, it accounts for rent plus extras like utilities. It’s useful for seeing how local living expenses stack up compared to other places.
Median gross rent in New London County
$1,385/month
Gross rent gives a more complete look at what renters actually pay, including not just base rent, but also utilities and fees. It’s a key number for evaluating rental affordability in your area of interest and understanding how it compares to nearby locations.

Education in New London County

New London County education at a glance

About 33.7% of the population in New London County went to high school, while 20.6% pursued college studies. Another 8.2% earned an associate degree and 20% hold a bachelor’s. Meanwhile, 15.3% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 4,995 2.3% 3.9%
High school diploma 73,349 33.7% 0.3%
College diploma 44,872 20.6% -4.0%
Associate degree 17,855 8.2% 1.3%
Bachelor's degree 43,547 20% 3.5%
Graduate degree 33,282 15.3% 4.2%
A community’s education mix can offer insights into the local economy and housing market. Higher levels of education often align with more job opportunities and stable incomes, which can increase demand for homes and influence both rent prices and rental availability.

Income in New London County

How much people earn in New London County

The average annual household income in New London County was $137,988 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a +2.8% change from the previous year. At the same time, the median income stood at $106,518, reflecting a +1.5% shift over the same period.

Average household income in New London County
$137,988/year
2.8% year-over-year change
Median household income in New London County
$106,518/year
1.5% year-over-year change

New London County income by age

In New London County, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $115,970. Those with someone between 45 and 64 in charge, often well established professionally, earn $124,899 overall. Younger households, where the main provider is under 25 and just starting out, report a median income of $62,316, while those led by someone over 65, many of whom may be retired, have about $73,095 in earnings. Overall, 90.5% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
Under 25 $62,316 -8.8%
25 - 44 $115,970 3.2%
45 - 64 $124,899 2.1%
Over 65 $73,095 7.6%
Above poverty level
234,326
Below poverty level
24,584
Value Percent YoY
change
Above poverty level 234,326 90.5% -0.1%
Below poverty level 24,584 9.5% 2.7%

Employment in New London County

Workforce and job types in New London County

81.3% of the working population are employed in professional or administrative positions, while 18.7% are in hands-on or service-based jobs. Also, 8.1% run their own businesses, 65.3% are employed by private companies, and 16% work in the public sector.

Workforce demographics

White collar
107,035
Blue collar
24,550
Value Percent YoY change
White collar 107,035 81.3% -0.5%
Blue collar 24,550 18.7% 2.4%
Employer type
Self employees
8.1%
Private companies
65.3%
Governmental workers
16%
Not for profit companies
10.5%
Value Percent YoY change
Self employees 10,678 8.1% -1.6%
Private companies 85,975 65.3% -0.4%
Governmental workers 21,114 16% -1.9%
Not for profit companies 13,818 10.5% 7.0%

Transportation in New London County

How people get around in New London County

In New London County, the average commute time is 88 minutes. Commuting methods vary: 95.3% of residents travel by personal vehicle and 3% prefer to walk, while the remaining share relies on public transit or on two wheelers to get from A to B.

Commute time
88 min
-2.2% year-over-year change
Means of transportation
Value Percent YoY change
Car 109,659 95.3% -2.0%
Taxicab 144 0.1% -3.4%
Bus or trolleybus 1,169 1% 18.1%
Railroad 225 0.2% -25.7%
Ferryboat 126 0.1% 28.6%
Motorcycle 145 0.1% -28.9%
Bicycle 197 0.2% -20.2%
Walk 3,453 3% 2.2%
Understanding how locals get to work can help you plan your own routine. High car usage might mean you’ll need a vehicle, while strong public transit or walkability could save you the hassle. Commute times also play a big role in quality of life—shorter trips can give you more time for the things you enjoy.

What is the median and average household income in New London County by zipcode?

Zipcode Population Number of households Median income Average income
06249 7,116 2,834 $109,135 $131,029
06254 2,004 716 $105,000 $125,332
06320 27,703 11,808 $59,170 $76,152
06330 3,327 1,299 $98,698 $110,889
06333 7,389 3,004 $129,083 $156,897
06334 2,249 914 $107,969 $127,392
06335 6,307 2,206 $118,116 $127,666
06336 44 11 $133,750 $141,827
06339 9,113 3,344 $106,403 $121,665
06340 29,863 12,879 $81,792 $104,708

Find your place

Explore more communities

FAQs about New London County demographics 

What is the total population of New London County?

New London County has a total population of 269,544 residents, according to the latest release from the U.S. Census Bureau: the 2019-2023 American Community Survey (ACS) 5-year estimates. This figure changed by +0.2% compared to a year ago.

What is the gender ratio in New London County?

The gender ratio in New London County is as follows:
  • 50.2% males (135,196 residents)
  • 49.8% females (134,348 residents)

What is the median age in New London County?

The median age in New London County is 45.

What is the age distribution of the population in New London County?

The age distribution in New London County is as follows:
  • Under 15: 15.5% (41,824 residents)
  • Ages 15-24: 12.7% (34,124 residents)
  • Ages 25-44: 24.8% (66,921 residents)
  • Ages 45-64: 26.7% (71,902 residents)
  • Over 65: 20.3% (54,773 residents)

What is the racial and ethnic makeup of New London County?

The racial and ethnic makeup of New London County is as follows:
  • White: 75.6% (203,921 residents)
  • Black or African American: 5.2% (13,904 residents)
  • American Indian and Alaska Native: 0.6% (1,566 residents)
  • Asian: 3.9% (10,617 residents)
  • Native Hawaiian and Other Pacific Islander: 0% (64 residents)
  • Two or More Races: 10.1% (27,149 residents)
  • Other: 4.6% (12,323 residents)

What percentage of the population in New London County are U.S.-born citizens?

U.S.-born citizens represent 88.4% of the population in New London County.

How many housing units are there in New London County?

There are 124,351 housing units in New London County, reflecting a +0.7% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

How many households are in New London County and what is the average household size?

New London County has a total of 112,182 households, with an average of 3 people in each.

What is the median household income in New London County?

New London County has a median household income of $106,518, representing a +1.5% shift from the previous year, according to the U.S. Census Bureau.

What is the job market overview for New London County?

Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 81.3% (107,035 residents)
  • Blue-collar workers: 18.7% (24,550 residents)

Places of employment:
  • Self-employed: 8.1% (10,678 residents)
  • Private companies: 65.3% (85,975 residents)
  • Governmental workers: 16% (21,114 residents)
  • Not-for-profit companies: 10.5% (13,818 residents)

Data source & methodology

The demographic data on this page was sourced from the latest U.S. Census Bureau release—the 2019–2023 American Community Survey (ACS) 5-year estimates.

The information, issued annually, is compiled and published by the Point2Homes Research Team as soon as new data becomes available.

No representation, guarantee, or warranty is made concerning the accuracy or completeness of modified or aggregated information for particular areas.

Page last updated: September 2025