ZIP Code 06231
standardSource:
Amston · Tolland County · Connecticut
- Population
- 4,083
- Median income
- $168,313
- Median home value
- $407,500
- Bachelor's or higher
- 59.2%
- Land area
- 41.1 sq mi
99/sq mi
▲ 121% vs US
higher than 98% of US ZIPs
▲ 47% vs US
higher than 80% of US ZIPs
Median age 44.5
New York
ZIP code 06231 in Amston, Connecticut has a population of 4,083. The median household income is $168,313, which is 121% above the national average. Median home value is $407,500, 47% above the US average. 59.2% of residents hold a bachelor's degree or higher.
ZIP code 06231 is classified by USPS as a standard delivery area and covers roughly 41.1 square miles in Amston, Tolland County, Connecticut. The area is home to 4,083 residents, producing a population density of 99 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 06231 against Connecticut and the nation.
On the economic side, the median household income for ZIP 06231 sits at $168,313 (49% above the Connecticut average), while per-capita income is $71,798. The poverty rate stands at 5.3% and the unemployment rate at 4.9%. On housing, the median home value is $407,500 (6% below the state average) with median rent at $1,378 per month, and 91.0% of occupied units are owner-occupied, a direct signal of whether 06231 behaves more like a homeowner neighborhood or a renter-heavy ZIP.
Education and household profile round out the picture: 59.2% of adults hold a bachelor's degree or higher, the median age is 44.5, and the average commute is 34 minutes. We also surface 10 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing Tolland County, so you can benchmark 06231 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 06231
Top 5 sectors by establishment count
Which industries have the most business establishments in ZIP 06231.
- Professional, scientific, and technical services
Professional, scientific, and technical services
8 establishments
- Health care and social assistance
Health care and social assistance
5 establishments
- Construction
Construction
4 establishments
- Other services (except public administration)
Other services (except public administration)
4 establishments
- Administrative and support and waste management and remediation services 3
Administrative and support and waste management and remediation services
3 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 06231, Amston, 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
4,083
Population
41.1
Area (sq mi)
99
People / sq mi
New York
Time Zone
standard
ZIP Type
Who lives in ZIP 06231?
44.5
Median Age
50.1%
Male
49.9%
Female
2.7%
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?
$168,313
Median Household Income
+49% vs state
$71,798
Per Capita Income
5.3%
Poverty Rate
4.9%
Unemployment Rate
34.4 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?
1,444
Total Housing Units
1,295
Occupied Units
149
Vacant Units
2.80
Avg Household Size
Occupancy Type
$407,500
Median Home Value
-6% vs state
$1,378
Median Rent
1985
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
+8.8%
YoY Change (2024)
209
HPI Index (2000 = 100)
+109%
Total Change Since 2000
Home values in ZIP 06231 have increased 8.8% over the past year (2024). Since 2000, this ZIP has seen +109% cumulative appreciation.
| Year | Annual Change | HPI Index |
|---|---|---|
| 2020 | +3.6% | 138 |
| 2021 | +12.6% | 156 |
| 2022 | +10.9% | 173 |
| 2023 | +11.3% | 192 |
| 2024 | +8.8% | 209 |
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 32 business establishments in ZIP 06231, employing approximately 123 people with a combined annual payroll of $5,704,000.
32
Businesses
123
Employees
$5.7M
Annual Payroll
5
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Professional, scientific, and technical services | 8 | 25.0% |
| Health care and social assistance | 5 | 15.6% |
| Construction | 4 | 12.5% |
| Other services (except public administration) | 4 | 12.5% |
| Administrative and support and waste management and remediation services | 3 | 9.4% |
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 06231 vs 06415 →
| ZIP Code | City | Population | Distance |
|---|---|---|---|
| 06415 | Colchester, CT | 16,857 | 4.8 mi |
| 06447 | Marlborough, CT | 6,404 | 4.4 mi |
| 06248 | Hebron, CT | 5,603 | 4.5 mi |
| 06232 | Andover, CT | 3,297 | 7.4 mi |
| 06237 | Columbia, CT | 5,492 | 5.8 mi |
| 06249 | Lebanon, CT | 7,308 | 6.7 mi |
| 06469 | Moodus, CT | 3,209 | 9.0 mi |
| 06424 | East Hampton, CT | 12,808 | 8.4 mi |
| 06043 | Bolton, CT | 4,986 | 10.4 mi |
| 06420 | Salem, CT | 4,182 | 11.1 mi |
More ZIP Codes in Tolland County
Related Areas
Frequently Asked Questions
What county is ZIP code 06231 in? ▼
What is the population of ZIP code 06231? ▼
What is the median household income in ZIP 06231? ▼
What is the average home value in ZIP 06231? ▼
What is the demographic makeup of ZIP 06231? ▼
How many businesses are in ZIP code 06231? ▼
What are the main industries in ZIP code 06231? ▼
How have home values changed in ZIP code 06231? ▼
What is the education level in ZIP code 06231? ▼
What is the average commute time in ZIP 06231? ▼
What percentage of residents own vs. rent in ZIP 06231? ▼
What is the poverty rate in ZIP code 06231? ▼
ZIP Code Research Guides
Official Data Resources for Amston, 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.