ZIP Code 06320
standardSource:
New London · New London County · Connecticut
- Population
- 27,617
- Median income
- $59,170
- Median home value
- $253,300
- Bachelor's or higher
- 28.7%
- Land area
- 14.3 sq mi
1,926/sq mi
▼ 22% vs US
higher than 28% of US ZIPs
▼ 9% vs US
higher than 58% of US ZIPs
Median age 34.7
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.
- Health care and social assistance
Health care and social assistance
108 establishments
- Retail trade
Retail trade
97 establishments
- Accommodation and food services
Accommodation and food services
91 establishments
- Other services (except public administration)
Other services (except public administration)
83 establishments
- Professional, scientific, and technical services
Professional, scientific, and technical services
70 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, 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
standard
ZIP Type
Who lives in ZIP 06320?
34.7
Median Age
49.1%
Male
50.9%
Female
18.0%
Foreign-Born
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?
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
$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)
How have home values changed over time?
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
Related Areas
Frequently Asked Questions
What county is ZIP code 06320 in? ▼
What is the population of ZIP code 06320? ▼
What is the median household income in ZIP 06320? ▼
What is the average home value in ZIP 06320? ▼
What is the demographic makeup of ZIP 06320? ▼
How many businesses are in ZIP code 06320? ▼
What are the main industries in ZIP code 06320? ▼
How have home values changed in ZIP code 06320? ▼
What is the education level in ZIP code 06320? ▼
What is the average commute time in ZIP 06320? ▼
What percentage of residents own vs. rent in ZIP 06320? ▼
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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.
Read our methodology , how this data is sourced, computed, and verified.