East Andover, NH · standard
ZIP Code 03231
Merrimack County, New Hampshire - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 202
- 36/sq mi Moderate-density area
- $604,800
- Median home value Above-median home value
- 75.3%
- Bachelor's or higher Above-average bachelor's attainment
National ZIP placement
East Andover pairs top-decile home values, in a rural, homeowner-dominated area.
- Top 9%
- home value, US ZIPs
- 36
- people per sq mi
- 62%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 03231 against every reporting US ZIP.
ZIP code 03231 is a sparsely populated ZIP (a standard USPS delivery area) in East Andover, Merrimack County, New Hampshire, home to just 202 residents across 5.7 square miles, a density of 36 people per square mile, in the New York time zone.
Median household income is not on file for ZIP 03231, but per-capita income is $68,556. Both reported hardship measures are comparatively low in absolute terms: poverty is 3.4% and unemployment is 0.0%. Housing is both higher-cost and owner-heavy: median home value is $604,800 (49% above the average New Hampshire ZIP), while 62.1% of occupied homes are owner-occupied.
This is a highly-educated ZIP: 75.3% of adults hold a bachelor's degree or higher, the median age is 64.5, and the average commute is -. The page also surfaces 5 ZIP codes within roughly 10 miles and 6 more in Merrimack County, so 03231 can be compared with both its immediate and county-level context.
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 03231, East Andover, NH · 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
202
Population
5.7
Area (sq mi)
36
People / sq mi
New York
Time Zone
standard
ZIP Type
Who lives in ZIP 03231?
64.5
Median Age
33.7%
Male
66.3%
Female
0.0%
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?
$68,556
Per Capita Income
3.4%
Poverty Rate
0.0%
Unemployment Rate
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?
Housing stock: occupied vs vacant
92housing units
92
Total Housing Units
58
Occupied Units
34
Vacant Units
1.53
Avg Household Size
Occupancy Type
$604,800
Median Home Value
+49% vs state ZIP avg
1974
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What businesses operate in this ZIP?
Census Bureau data shows 6 business establishments in ZIP 03231, employing approximately 32 people with a combined annual payroll of $1,839,000.
6
Businesses
32
Employees
$1.8M
Annual Payroll
0
Industry Sectors
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 03231 vs 03216 →
ZIP 03231 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 03235
Franklin (03235)
8,562 residents
- 03216 2,159
Andover (03216)
2,159 residents
- 03268 1,272
Salisbury (03268)
1,272 residents
- 03230 1,231
Danbury (03230)
1,231 residents
- 03243 1,085
Hill (03243)
1,085 residents
- 03231 202
East Andover (03231)
202 residents
What this shows Among its immediate neighbors, ZIP 03231 ranks #6 by population - useful context the national average alone can't give.
More ZIP Codes in Merrimack County
Related Areas
Frequently Asked Questions
What county is ZIP code 03231 in?
ZIP code 03231 (East Andover) is located in Merrimack County, New Hampshire. Merrimack County contains multiple ZIP codes, see the full list at /counties/merrimack-nh.
What is the population of ZIP code 03231?
ZIP code 03231 in East Andover, NH has a population of 202 according to the Census Bureau ACS 2023 estimates.
What is the average home value in ZIP 03231?
The median home value in ZIP 03231 is $604,800, which is 117% above the national average of $278,155.
What is the demographic makeup of ZIP 03231?
The largest racial group in ZIP 03231 is White at 100.0%.
How many businesses are in ZIP code 03231?
ZIP code 03231 has 6 business establishments employing approximately 32 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What is the education level in ZIP code 03231?
In ZIP code 03231, 75.3% of residents aged 25+ have a high school diploma or higher, and 75.3% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What percentage of residents own vs. rent in ZIP 03231?
In ZIP code 03231, approximately 62.1% of occupied housing units are owner-occupied and 37.9% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 03231?
The poverty rate in ZIP code 03231 is 3.4% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.
Related
Take this with you
What to do with ZIP 03231's numbers, next.
- See how ZIP 03231 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where East Andover, NH ranks among every U.S. ZIP code on income, education, or homeownership View national rankings
- Save this ZIP to your shortlist to track alongside others you're considering View your shortlist
ZIP Code Tabulation Areas (ZCTAs) are Census Bureau approximations of USPS ZIP codes; figures describe the ZCTA area, not any single address within it.