ZIP Code Tabulation Area · Connecticut

ZIP Code 06338: Mashantucket, CT

ZIP Code 06338 (Mashantucket, New London County, Connecticut) has an estimated 27 residents in 8 households. The median household income is $137,500, the median home value is $433,300 and the median gross rent is —. Figures are U.S. Census Bureau American Community Survey 2020–2024 5-year estimates for the matching ZIP Code Tabulation Area.

American Community Survey 2020–2024 5-year estimates · Updated

Some estimates have a large margin of error. 8 figures for this ZIP (population, households, per capita income, poverty rate, unemployment, bachelor's or higher, commute, work from home) are marked with *. ACS figures come from a sample, and small areas have fewer responses, so treat these numbers as rough ranges.

Total population

27*

Margin of error ±25· estimate has a large margin of error

Median household income

$137,500

Margin of error ±$64,245

Median home value

$433,300

Margin of error ±$134,385

Median gross rent

—

Margin of error not available

Median age

47.3 yrs

Margin of error ±2.6 yrs

Mean travel time to work

5.0 min*

Margin of error ±7.7 min· estimate has a large margin of error

How ZIP 06338 compares with Connecticut and the U.S.

State and national figures are the Census Bureau's own estimates for those areas from the same ACS release, not averages of ZIP codes.

Median age

ZIP 0633847.3 yrsConnecticut41.1 yrsUnited States38.9 yrs

Median household income

ZIP 06338$137,500Connecticut$95,781United States$80,734

Per capita income

ZIP 06338$42,822*Connecticut$55,915United States$44,673

Poverty rate

ZIP 063380.0%*Connecticut10.0%United States12.5%

Unemployment rate

ZIP 0633814.3%*Connecticut5.6%United States5.2%

Bachelor's degree or higher

ZIP 0633845.5%*Connecticut42.5%United States35.7%

Median home value

ZIP 06338$433,300Connecticut$366,900United States$332,700

Median gross rent

ZIP 06338—Connecticut$1,488/moUnited States$1,413/mo

Owner-occupied homes

ZIP 06338100.0%Connecticut66.5%United States65.2%

Mean travel time to work

ZIP 063385.0 min*Connecticut26.5 minUnited States26.4 min

Worked from home

ZIP 063380.0%*Connecticut16.0%United States15.1%

All figures for ZIP 06338

Each estimate has a 90% margin of error: the true value is likely within that range. * marks estimates with a large margin of error (a coefficient of variation above 30%, or ±10 percentage points or more for rates).

ZIP 06338 — ACS 2020–2024 5-year estimates
MeasureZIP 06338Margin of errorConnecticutUnited States
Total population27*±253,624,508334,922,499
Median age47.3 yrs±2.6 yrs41.1 yrs38.9 yrs
Households8*±91,434,007129,227,496
Median household income$137,500±$64,245$95,781$80,734
Per capita income$42,822*±$21,862$55,915$44,673
Poverty rate0.0%*±53.8 pts10.0%12.5%
Unemployment rate14.3%*±23.4 pts5.6%5.2%
Bachelor's degree or higher45.5%*±94.1 pts42.5%35.7%
Median home value$433,300±$134,385$366,900$332,700
Median gross rent——$1,488/mo$1,413/mo
Owner-occupied homes100.0%±0.0 pts66.5%65.2%
Mean travel time to work5.0 min*±7.7 min26.5 min26.4 min
Worked from home0.0%*±116.7 pts16.0%15.1%

Race and Hispanic or Latino origin

Shares of the total population by the Census Bureau's race and Hispanic or Latino origin categories (table B03002), listed in the Census Bureau's order. People self-identify on the survey.

Population by race and Hispanic or Latino origin, ZIP 06338
GroupZIP 06338ConnecticutUnited States
White alone, not Hispanic or Latino29.6%61.9%57.4%
Black or African American alone, not Hispanic or Latino0.0%9.8%11.9%
American Indian and Alaska Native alone, not Hispanic or Latino33.3%0.1%0.5%
Asian alone, not Hispanic or Latino0.0%4.7%5.9%
Native Hawaiian and Other Pacific Islander alone, not Hispanic or Latino0.0%0.0%0.2%
Some other race alone, not Hispanic or Latino0.0%0.9%0.6%
Two or more races, not Hispanic or Latino37.0%4.3%4.3%
Hispanic or Latino (of any race)0.0%18.3%19.3%

Where ZIP 06338 is

State
Connecticut
Main county
New London County
Largest overlapping place
Mashantucket (96% of the ZIP's land area)
Land area
1.98 sq mi· about 14 people per sq mi

County and place names come from the Census Bureau's 2020 ZCTA relationship files. A ZIP code's mailing city, set by the U.S. Postal Service, can differ from these names.

Other ZIP codes in New London County

06320 New London, CT06330 New London County, CT06333 New London County, CT06334 New London County, CT06335 New London County, CT06336 New London County, CT06339 New London County, CT06340 Conning Towers-Nautilus Park, CT06350 New London County, CT06351 New London County, CT06353 Oxoboxo River, CT06355 Old Mystic, CT06357 New London County, CT06359 New London County, CT06360 Norwich, CT06365 New London County, CT06370 New London County, CT06371 New London County, CT06375 New London County, CT06376 New London County, CT06378 New London County, CT06379 Pawcatuck, CT06380 Norwich, CT06382 Oxoboxo River, CT

See every ZIP code in Connecticut, or compare ZIP 06338 with another ZIP code.

Census figures describe residents as a group and cannot tell you about any one home or street. For a specific address, check local government and housing records.

About ZIP codes and ZCTAs: the Census Bureau publishes statistics for ZIP Code Tabulation Areas, which approximate USPS ZIP code delivery areas. Learn how they differ.

Sources

  • U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, detailed tables B01003, B01002, B11001, B19013, B19301, B17001, B23025, B15003, B25077, B25064, B25003, B08013, B08303, B08301, B03002 — snapshot Oct 26, 2026.
  • U.S. Census Bureau, 2020 ZCTA5 relationship files (county and place).
  • Data: U.S. Census Bureau, American Community Survey 5-year estimates (detailed tables) and 2020 Census ZCTA relationship files. This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau. These agencies do not endorse OpenZIP.