Residential delivery area · Connecticut
ZIP Code 06787: Thomaston, CT
ZIP code 06787 uses the postal name Thomaston, Connecticut and lies entirely in Litchfield County (Census 2020 ZIP-county file). About 7,500 people live there (Census Bureau, ACS 2020-2024). Median household income is $103,102 (Census Bureau, ACS 2020-2024). By Census place, 10% of its land lies in Thomaston (a census-designated place); 90% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Thomaston · its only residential ZIP
- County
- Litchfield County
- Census places
- Thomaston census-designated place
- House district
- CT-5 119th Congress
- State
- Connecticut
- Time zone
- Eastern
- Land area
- 12.3 sq mi · 611 people per sq mi
Where is ZIP code 06787?
06787 centers on 41.671°, -73.085° and covers 12.3 square miles of land plus 0.2 of water. It borders 9 ZIP codes: 06782, 06778, 06786, 06795, 06779, 06704, 06791, 06763, 06759.
The map draws ZIP code areas only. For the streets inside 06787, open its center on OpenStreetMap.
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries and the 2023 Gazetteer (2020 ZCTAs); ZIP-to-county shares, Census places and House districts (119th Congress) from the Census 2020 relationship files (shares of land); metro area from the OMB delineation (July 2023); town name and time zone from simplemaps US ZIP Codes (CC BY 4.0).
How does 06787 compare with the rest of Litchfield County?
| Measure | 06787 | In Litchfield County | In CT |
|---|---|---|---|
| People (ACS 2020-2024) | 7,509 | 8th of 43 | 155th of 288 |
| Median household income | $103k | 16th of 23 | 140th of 228 |
| Median home value | $283k | 26th of 31 | 193rd of 245 |
Its median household income is higher than in 83% of U.S. residential ZIP codes, and it is denser than 74% of all U.S. residential ZIP codes. ZIP codes at the ACS caps ($250,000 or more for household income, $2,000,000 or more for home value) share the top rank.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B19013, B25077); ranks by PlainZIP over residential ZIP codes (ZCTAs).
How many people live in 06787?
The 2020 Census counted 7,545 people in 06787; the ACS, which samples households over 2020-2024, estimates 7,509. Between the 2010 and 2020 censuses its population fell 5.4% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 7,509
- 2020 Census count
- 7,545−5.4% since 2010 (7,975)
- Households
- 3,102
- Median age
- 41.1
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B01002, B11001); 2020 Census (DHC P1); 2010 Census (SF1 P1).
Who lives in 06787?
Of the 7,509 people the ACS estimates in 06787, 20.5% are under 18 and 18.6% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (75.1%).
- Under 1820.5%
- 18 to 6461.0%
- 65 and older18.6%
- White, not Hispanic75.1%
- Hispanic or Latino9.3%
- Other or two or more9.0%
- Asian, not Hispanic4.0%
- Black, not Hispanic2.6%
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01001 age by sex, B03002 Hispanic or Latino origin by race); shares of the estimated population, small ZIP codes carry wide margins.
What do households in 06787 earn?
Median household income is $103,102 (ACS 2020-2024), the 16th highest of the 23 ranked ZIP codes in Litchfield County. It rose from $83,691 in 2015-2019 (in 2024 dollars), a change larger than the surveys' margins of error.
- Median household income
- $103,102±$15,208
- Income per person
- $56,519
- Below the poverty line
- 2.3%
- Unemployed (of the labor force)
- 5.6%
- Adults 25+ with a bachelor's degree
- 33.9%
- Adjusted gross income per tax return, 2022
- $80,5094,080 returns; wages 73% of AGI (IRS)
Source: U.S. Census Bureau, ACS 2020-2024 and 2015-2019 5-year estimates (B19013, B19301, B17001, B23025, B15003; 2015-2019 dollars converted with the BLS CPI-U, 1.22699); IRS Statistics of Income, ZIP code data, tax year 2022 (adjusted gross income per return, filed under the address on the return).
What are homes worth in 06787?
FHFA's house price index for 06787, built from repeat sales and appraisals of the same homes, rose 94% from 2015 to 2025 and rose 70% from 2020 to 2025, and moved +8.5% in 2025.
- Median home value (owners' estimate)
- $282,900
- Median gross rent
- $1,037
- Homes owned by their occupants
- 77.7%
- Housing units
- 3,362
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001); FHFA House Price Index, annual five-digit ZIP, updated 2026-03-31.
What businesses are in 06787?
208 business establishments had a location in this ZIP code in 2023, 10 more than in 2018; the most are in construction (ZIP Code Business Patterns).
- Construction37
- Retail trade28
- Manufacturing27
- Other services (except public administration)26
- Accommodation and food services24
- Health care and social assistance19
Source: U.S. Census Bureau, ZIP Code Business Patterns 2023 and 2018 (establishments with paid employees, by the business's ZIP code).
Which ZIP codes are next to 06787?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 06782 | Plymouth | 1,978 | $125k | 3.0 mi |
| 06778 | Northfield | 1,574 | $81k | 3.4 mi |
| 06786 | Terryville | 9,768 | $87k | 3.5 mi |
| 06795 | Watertown | 13,889 | $105k | 3.9 mi |
| 06779 | Oakville | 8,364 | $96k | 5.2 mi |
| 06704 | Waterbury | 31,713 | $49k | 6.2 mi |
| 06791 | Harwinton | 5,602 | $130k | 6.4 mi |
| 06763 | Morris | 2,151 | $110k | 6.6 mi |
| 06759 | Litchfield | 5,442 | $106k | 9.3 mi |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.