ZIP Code 06320

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Source:

New London · New London County · Connecticut

Population
27,617

1,926/sq mi

Median income
$59,170

▼ 22% vs US

higher than 28% of US ZIPs

Median home value
$253,300

▼ 9% vs US

higher than 58% of US ZIPs

Bachelor's or higher
28.7%

Median age 34.7

Land area
14.3 sq mi

New York

ZIP code 06320 in New London, Connecticut has a population of 27,617. The median household income is $59,170, which is 22% below the national average. Median home value is $253,300, 9% below the US average. 28.7% of residents hold a bachelor's degree or higher.

ZIP code 06320 is classified by USPS as a standard delivery area and covers roughly 14.3 square miles in New London, New London County, Connecticut. The area is home to 27,617 residents, producing a population density of 1,926 people per square mile, and falls within the New York time zone. These USPS and Census boundary values drive every downstream statistic on this page, including the benchmarks that compare 06320 against Connecticut and the nation.

On the economic side, the median household income for ZIP 06320 sits at $59,170 (48% below the Connecticut average), while per-capita income is $33,704. The poverty rate stands at 21.5% and the unemployment rate at 6.0%. On housing, the median home value is $253,300 (42% below the state average) with median rent at $1,341 per month, and 36.1% of occupied units are owner-occupied, a direct signal of whether 06320 behaves more like a homeowner neighborhood or a renter-heavy ZIP.

Education and household profile round out the picture: 28.7% of adults hold a bachelor's degree or higher, the median age is 34.7, and the average commute is 19 minutes. We also surface 10 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing New London County, so you can benchmark 06320 against its immediate geography rather than a national average alone. Every figure is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates, HUD Fair Market Rents, and FHFA Home Price Index data, no estimates, no proprietary scoring. Verify with HUD →

Top industries in ZIP 06320

Top 5 sectors by establishment count

Which industries have the most business establishments in ZIP 06320.

establishments

What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.

Source U.S. Census Bureau · ZIP Code Business Patterns (ZBP) As of 2023

Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + HUD FMR + FHFA HPI ACS demographics, ZBP business establishments, HUD Fair Market Rents, FHFA HPI for ZIP 06320, New London, CT · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; HUD FMR + FHFA HPI updated quarterly/annually.

Quick Facts

27,617

Population

14.3

Area (sq mi)

1,926

People / sq mi

New York

Time Zone

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ZIP Type

Neighborhood Scorecard
Get an A-F grade across income, safety, housing, rent, education, commute, and childcare for this ZIP code.
View Scorecard →

Who lives in ZIP 06320?

34.7

Median Age

49.1%

Male

50.9%

Female

18.0%

Foreign-Born

White 48.1%
African American 14.2%
Asian 2.5%
American Indian or Alaska Native 0.4%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 16.1%
Hispanic or Latino 35.4%

Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

How much do residents earn?

$59,170

Median Household Income

-48% vs state

$33,704

Per Capita Income

21.5%

Poverty Rate

6.0%

Unemployment Rate

19.2 min

Mean Commute Time

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What is the education profile here?

High School Graduate or Higher 58.8%
Bachelor's Degree or Higher 28.7%

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What does housing look like?

12,751

Total Housing Units

11,808

Occupied Units

943

Vacant Units

2.04

Avg Household Size

Occupancy Type

Owner 36.1%
Renter 63.9%

$253,300

Median Home Value

-42% vs state

$1,341

Median Rent

1945

Median Year Built

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

FHFA House Price Index, annual appreciation data based on repeat sales and appraisals

+3.7%

YoY Change (2024)

259

HPI Index (2000 = 100)

+159%

Total Change Since 2000

Home values in ZIP 06320 have increased 3.7% over the past year (2024). Since 2000, this ZIP has seen +159% cumulative appreciation.

Year Annual Change HPI Index
2020 +7.1% 157
2021 +16.8% 184
2022 +13.2% 208
2023 +20.2% 250
2024 +3.7% 259

Source: Federal Housing Finance Agency (FHFA) House Price Index, All-Transactions, Five-Digit ZIP Codes (Developmental Index). Index base = 100 in year 2000. Data through 2024. ZIP codes with few transactions may show missing values.

What businesses operate in this ZIP?

Census Bureau data shows 637 business establishments in ZIP 06320, employing approximately 8,970 people with a combined annual payroll of $503,158,000.

637

Businesses

8,970

Employees

$503.2M

Annual Payroll

15

Industry Sectors

Industry Establishments % of Total
Health care and social assistance 108 16.9%
Retail trade 97 15.2%
Accommodation and food services 91 14.3%
Other services (except public administration) 83 13.0%
Professional, scientific, and technical services 70 11.0%
Administrative and support and waste management and remediation services 28 4.4%
Finance and insurance 27 4.2%
Construction 25 3.9%
Real estate and rental and leasing 22 3.5%
Arts, entertainment, and recreation 19 3.0%
Transportation and warehousing 15 2.4%
Manufacturing 13 2.0%
Information 13 2.0%
Wholesale trade 12 1.9%
Educational services 10 1.6%

Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.

Nearby ZIP Codes

Want a side-by-side? Compare 06320 vs 06385 →

ZIP Code City Population Distance
06385 Waterford, CT 15,893 2.8 mi
06340 Groton, CT 31,242 3.0 mi
06375 Quaker Hill, CT 3,660 4.0 mi
06335 Gales Ferry, CT 6,729 6.0 mi
06382 Uncasville, CT 11,947 7.8 mi
06357 Niantic, CT 12,552 6.1 mi
06355 Mystic, CT 12,985 6.8 mi
06353 Montville, CT 162 7.8 mi
06333 East Lyme, CT 6,607 7.8 mi
06390 Fishers Island, NY 236 8.1 mi

More ZIP Codes in New London County

Frequently Asked Questions

What county is ZIP code 06320 in?
ZIP code 06320 (New London) is located in New London County, Connecticut. New London County contains multiple ZIP codes, see the full list at /counties/new-london-ct.
What is the population of ZIP code 06320?
ZIP code 06320 in New London, CT has a population of 27,617 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 06320?
The median household income in ZIP 06320 is $59,170, which is 22% below the national average of $76,288.
What is the average home value in ZIP 06320?
The median home value in ZIP 06320 is $253,300, which is 9% below the national average of $278,155.
What is the demographic makeup of ZIP 06320?
The largest racial group in ZIP 06320 is White at 48.1%. Hispanic or Latino residents make up 35.4% of the population.
How many businesses are in ZIP code 06320?
ZIP code 06320 has 637 business establishments employing approximately 8,970 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 06320?
The top industries by establishment count in ZIP 06320 are: Health care and social assistance (108), Retail trade (97), Accommodation and food services (91). There are 15 industry sectors represented in total.
How have home values changed in ZIP code 06320?
According to the FHFA House Price Index, home values in ZIP 06320 increased by 3.7% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 159%. This is a developmental index based on repeat sales and appraisal data from Fannie Mae and Freddie Mac.
What is the education level in ZIP code 06320?
In ZIP code 06320, 58.8% of residents aged 25+ have a high school diploma or higher, and 28.7% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What is the average commute time in ZIP 06320?
The mean commute time for workers in ZIP code 06320 is 19.2 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend less time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 06320?
In ZIP code 06320, approximately 36.1% of occupied housing units are owner-occupied and 63.9% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 06320?
The poverty rate in ZIP code 06320 is 21.5% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.

ZIP Code Research Guides

Official Data Resources for New London, CT

Verify and explore additional data for this area using these official government sources.

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023). Business data: Source: Census ZIP Code Business Patterns (ZBP) 2023. Home value trends: Source: FHFA House Price Index (HPI), Five-Digit ZIP Codes.

PlainZIP is not affiliated with the U.S. Census Bureau or any government agency.