PlainZIP

South Lyme, CT · standard

ZIP Code 06376

New London County, Connecticut - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.

57
220/sq mi
$156,000
Median income
$444,400
Median home value
29.0%
Bachelor's or higher

The verdict

South Lyme pairs a top-decile household income with upper-quartile home values, in a low-density, homeowner-dominated area.

Top 3%
household income, US ZIPs
Top 17%
home value, US ZIPs
220
people per sq mi
100%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 06376 against every reporting US ZIP.

ZIP code 06376 is a sparsely populated ZIP (a standard USPS delivery area) in South Lyme, New London County, Connecticut, home to just 57 residents across 0.3 square miles, a density of 220 people per square mile, in the New York time zone.

ZIP 06376 skews affluent, with a median household income of $156,000 (38% above the Connecticut average), while per-capita income is $153,121. Local economic indicators show a 0.0% poverty rate alongside 0.0% unemployment. Housing costs here run $444,400 for a typical home value (2% above the state average), with rent averaging - a month; 100.0% of homes are owner-occupied.

Educational attainment sits below the national norm: 29.0% of adults hold a bachelor's degree or higher, the median age is 64.6, and the average commute is -. Beyond these figures, 8 nearby ZIP codes within about 10 miles are surfaced below, along with 6 more sharing New London County, letting you compare 06376 to its immediate surroundings rather than a national baseline alone.

Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →

Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 06376, South Lyme, CT · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.

Quick Facts

57

Population

0.3

Area (sq mi)

220

People / sq mi

New York

Time Zone

standard

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 06376?

64.6

Median Age

44.9%

Male

55.1%

Female

12.4%

Foreign-Born

White 100.0%
African American 0.0%
Asian 0.0%
American Indian or Alaska Native 0.0%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 0.0%
Hispanic or Latino 0.0%

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?

$156,000

Median Household Income

+38% vs state

$153,121

Per Capita Income

0.0%

Poverty Rate

0.0%

Unemployment Rate

How ZIP 06376 ranks nationally

South Lyme, CT household income vs. every US ZIP code

Median household income, the full national distribution, with this ZIP marked

$156,000 Top 3% higher than 97% of 30,318 US ZIPs

$0–$20,000: 118 US ZIPs (0%). Below this entry. $20,000–$40,000: 1,573 US ZIPs (5%). Below this entry. $40,000–$60,000: 7,092 US ZIPs (23%). Below this entry. $60,000–$80,000: 9,980 US ZIPs (33%). Below this entry. $80,000–$100,000: 5,778 US ZIPs (19%). Below this entry. $100,000–$120,000: 2,855 US ZIPs (9%). Below this entry. $120,000–$140,000: 1,362 US ZIPs (4%). Below this entry. $140,000–$160,000: 686 US ZIPs (2%). This entry sits in this band. $160,000–$180,000: 364 US ZIPs (1%). Above this entry. $180,000–$200,000: 186 US ZIPs (1%). Above this entry. $200,000–$220,000: 324 US ZIPs (1%). Above this entry. This ZIP $0 $200K+ every reporting US ZIP, bucketed by value

Each bar is a $20K-wide band; taller bars hold more US ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023

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

What is the education profile here?

High School Graduate or Higher 42.0%
Bachelor's Degree or Higher 29.0%

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

What does housing look like?

197

Total Housing Units

30

Occupied Units

167

Vacant Units

2.97

Avg Household Size

Occupancy Type

Owner 100.0%
Renter 0.0%

$444,400

Median Home Value

+2% vs state

1947

Median Year Built

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

Nearby ZIP Codes

Want a side-by-side? Compare 06376 vs 06357 →

ZIP 06376 vs its nearest neighbors, by population

Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.

residents

What this shows Among its immediate neighbors, ZIP 06376 ranks #9 by population - useful context the national average alone can't give.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023

ZIP 06376 vs its nearest neighbors, by median income

Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.

median income

What this shows By household income, ZIP 06376 ranks the highest of 9 neighboring ZIPs, local affluence varies block to block, not just metro to metro.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023
ZIP Code City Population Distance
06357 Niantic, CT 12,552 3.0 mi
06333 East Lyme, CT 6,607 6.4 mi
06475 Old Saybrook, CT 10,242 6.9 mi
06371 Old Lyme, CT 9,952 6.2 mi
11957 Orient, NY 743 10.0 mi
06385 Waterford, CT 15,893 6.7 mi
06426 Essex, CT 3,245 8.5 mi
06375 Quaker Hill, CT 3,660 10.2 mi

More ZIP Codes in New London County

06360 standard
Norwich, CT
Pop: 37,541
06340 standard
Groton, CT
Pop: 31,242
06320 standard
New London, CT
Pop: 27,617
06415 standard
Colchester, CT
Pop: 16,857
06351 standard
Jewett City, CT
Pop: 16,301
06385 standard
Waterford, CT
Pop: 15,893

Related Areas

New London County South Lyme, CT Connecticut

Frequently Asked Questions

What county is ZIP code 06376 in? ▼
ZIP code 06376 (South Lyme) 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 06376? ▼
ZIP code 06376 in South Lyme, CT has a population of 57 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 06376? ▼
The median household income in ZIP 06376 is $156,000, which is 104% above the national average of $76,288.
What is the average home value in ZIP 06376? ▼
The median home value in ZIP 06376 is $444,400, which is 60% above the national average of $278,155.
What is the demographic makeup of ZIP 06376? ▼
The largest racial group in ZIP 06376 is White at 100.0%.
What is the education level in ZIP code 06376? ▼
In ZIP code 06376, 42.0% of residents aged 25+ have a high school diploma or higher, and 29.0% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).

Read our methodology to see how this data is sourced, computed, and verified.