Milton, NH · standard
ZIP Code 03851
Strafford County, New Hampshire - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 4,040
- 59/sq mi Moderate-density area
- $93,412
- Median income Above-median income area
- $314,300
- Median home value Above-median home value
- 20.9%
- Bachelor's or higher Near-average bachelor's attainment
National ZIP placement
Milton pairs an upper-quartile household income with above-median home values, in a rural, homeowner-dominated area.
- Top 24%
- household income, US ZIPs
- Top 31%
- home value, US ZIPs
- 59
- people per sq mi
- 86%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 03851 against every reporting US ZIP.
FHFA HPI release change
What changed in the latest House Price Index year
- FHFA House Price Index values in ZIP 03851 (Milton, NH) fell -2.0% from 2023 to 2024.
ZIP code 03851 covers 68.4 square miles in Milton, Strafford County, New Hampshire (a standard USPS delivery area), with a modest 4,040 residents on file, a density of 59 people per square mile, in the New York time zone.
ZIP 03851 lands in the middle-income range, with a median household income of $93,412 (9% below the average New Hampshire ZIP), while per-capita income is $41,413. The poverty rate is 8.0%, with unemployment at 3.3%; those measures add context to the income figure. Home values sit below the statewide ZIP benchmark: the median is $314,300 (22% below the average New Hampshire ZIP), and median rent is $1,587; owner occupancy is 85.7%.
Educational attainment sits below the national norm: 20.9% of adults hold a bachelor's degree or higher, the median age is 45.3, and the average commute is 33 minutes. The page also surfaces 9 ZIP codes within roughly 10 miles and 6 more in Strafford County, so 03851 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 →
Top industries in ZIP 03851
Top 5 sectors by establishment count in Milton, NH
Which industries have the most business establishments in ZIP 03851.
- Construction
Construction
11 establishments
- Accommodation and food services
Accommodation and food services
8 establishments
- Retail trade
Retail trade
6 establishments
- Other services (except public administration)
Other services (except public administration)
5 establishments
- Manufacturing 4
Manufacturing
4 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 + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 03851, Milton, 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
4,040
Population
68.4
Area (sq mi)
59
People / sq mi
New York
Time Zone
standard
ZIP Type
Who lives in ZIP 03851?
45.3
Median Age
55.7%
Male
44.3%
Female
2.3%
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?
$93,412
Median Household Income
-9% vs state ZIP avg
$41,413
Per Capita Income
8.0%
Poverty Rate
3.3%
Unemployment Rate
32.6 min
Mean Commute Time
How ZIP 03851 ranks among New Hampshire ZIPs
Milton, NH household income vs. every New Hampshire ZIP code
Median household income among 236 reporting New Hampshire ZIPs (this ZIP's population is too small for a reliable national-corpus placement)
$93,412 44th percentile higher than 44% of 236 New Hampshire ZIPs
Each bar is a $20K-wide band; taller bars hold more New Hampshire 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?
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What does housing look like?
Housing stock: occupied vs vacant
1,918housing units
1,918
Total Housing Units
1,625
Occupied Units
293
Vacant Units
2.64
Avg Household Size
Occupancy Type
$314,300
Median Home Value
-22% vs state ZIP avg
$1,587
Median Rent
1980
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What businesses operate in this ZIP?
Census Bureau data shows 47 business establishments in ZIP 03851, employing approximately 339 people with a combined annual payroll of $18,448,000.
47
Businesses
339
Employees
$18.4M
Annual Payroll
7
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Construction | 11 | 23.4% |
| Accommodation and food services | 8 | 17.0% |
| Retail trade | 6 | 12.8% |
| Other services (except public administration) | 5 | 10.6% |
| Manufacturing | 4 | 8.5% |
| Administrative and support and waste management and remediation services | 4 | 8.5% |
| Professional, scientific, and technical services | 3 | 6.4% |
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 03851 vs 03887 →
ZIP 03851 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 03867
Rochester (03867)
20,758 residents
- 03835 6,786
Farmington (03835)
6,786 residents
- 04027 6,031
Lebanon (04027)
6,031 residents
- 03868 5,323
Rochester (03868)
5,323 residents
- 03851 4,040
Milton (03851)
4,040 residents
- 03872 3,809
Sanbornville (03872)
3,809 residents
- 03855 2,638
New Durham (03855)
2,638 residents
- 04001 2,429
Acton (04001)
2,429 residents
- 03887 2,154
Union (03887)
2,154 residents
What this shows Among its immediate neighbors, ZIP 03851 ranks #5 by population - useful context the national average alone can't give.
ZIP 03851 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 03852
Milton Mills (03852)
$154,583 median income
- 03872
Sanbornville (03872)
$109,583 median income
- 03855
New Durham (03855)
$100,194 median income
- 04027
Lebanon (04027)
$97,750 median income
- 03851
Milton (03851)
$93,412 median income
- 03887
Union (03887)
$91,875 median income
- 03868
Rochester (03868)
$81,530 median income
- 04001
Acton (04001)
$78,750 median income
- 03867
Rochester (03867)
$78,674 median income
What this shows By household income, ZIP 03851 ranks #5 of 9 neighboring ZIPs, local affluence varies block to block, not just metro to metro.
| ZIP Code | City | Population | Distance |
|---|---|---|---|
| 03887 | Union, NH | 2,154 | 4.2 mi |
| 03852 | Milton Mills, NH | 558 | 4.8 mi |
| 03835 | Farmington, NH | 6,786 | 5.9 mi |
| 04027 | Lebanon, ME | 6,031 | 5.7 mi |
| 03855 | New Durham, NH | 2,638 | 6.6 mi |
| 03872 | Sanbornville, NH | 3,809 | 9.3 mi |
| 03867 | Rochester, NH | 20,758 | 9.3 mi |
| 04001 | Acton, ME | 2,429 | 7.9 mi |
| 03868 | Rochester, NH | 5,323 | 8.8 mi |
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 03851, both outside NH so the neighborhoods are not geographic containment (Nearby and same-county blocks stay local).
Similar population
Nearest cross-state ZIPs by resident population (4,040 here; floor ≥1,000).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
More ZIP Codes in Strafford County
Related Areas
Frequently Asked Questions
What county is ZIP code 03851 in?
ZIP code 03851 (Milton) is located in Strafford County, New Hampshire. Strafford County contains multiple ZIP codes, see the full list at /counties/strafford-nh.
What is the population of ZIP code 03851?
ZIP code 03851 in Milton, NH has a population of 4,040 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 03851?
The median household income in ZIP 03851 is $93,412, which is 22% above the national average of $76,288.
What is the average home value in ZIP 03851?
The median home value in ZIP 03851 is $314,300, which is 13% above the national average of $278,155.
What is the demographic makeup of ZIP 03851?
The largest racial group in ZIP 03851 is White at 94.7%. Hispanic or Latino residents make up 1.0% of the population.
How many businesses are in ZIP code 03851?
ZIP code 03851 has 47 business establishments employing approximately 339 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 03851?
The top industries by establishment count in ZIP 03851 are: Construction (11), Accommodation and food services (8), Retail trade (6). There are 7 industry sectors represented in total.
What is the education level in ZIP code 03851?
In ZIP code 03851, 65.8% of residents aged 25+ have a high school diploma or higher, and 20.9% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What is the average commute time in ZIP 03851?
The mean commute time for workers in ZIP code 03851 is 32.6 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend more time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 03851?
In ZIP code 03851, approximately 85.7% of occupied housing units are owner-occupied and 14.3% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 03851?
The poverty rate in ZIP code 03851 is 8.0% 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 03851's numbers, next.
- See how ZIP 03851 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Milton, 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.