US ZIP Code
03809

Alton, NH

Belknap County  ·  New Hampshire

● Active
👥 3,684 Population ↑ 5% since 2019
💰 $92,278 Median HH Income
▲ 21% above avg ↑ 16% since 2019
🎂 54.3 Median Age ↑ 16% since 2019
🏠 $331,900 Median Home Value
▲ 19% above avg ↑ 41% since 2019
🎓 44.9% College Grads
▲ 16% above avg
📊 2.9% Unemployment
▼ 40% below avg ↓ 49% since 2019
ZIP Code Details
ZIP Code03809
CityAlton
StateNew Hampshire (NH)
CountyBelknap County
Area Code603
Elevation568 ft
Latitude43.46473
Longitude-71.200177
TimezoneNew York (DST)
FIPS33001
ZIP TypeStandard
StatusActive
People & Population (ACS 2023)
♂ Male 49.1% (1,807) Female 51.0% (1,877) ♀

Race & Ethnicity

White: 93%Hispanic: 3.1%Black: 2.3%Asian: 0.2%Other: 0.7%Race
White93.0%
Hispanic3.1%
Black2.3%
Asian0.2%
Other0.7%

Age Breakdown

Under 5
5%
5–17
10%
18–24
7%
25–44
19%
45–64
36%
65+
9%

Key Indicators

Median Age54.3 yrs ↑ 16% since 2019
Avg Household Size2.43
Below Poverty4.3% ▼ 57% below avg
College Grads44.9% ▲ 16% above avg
Unemployment2.9% ▼ 40% below avg
No HS Diploma8 (0.3%)
HS Graduate834 (31%)
Some College298 (11.1%)
Associates343 (12.7%)
Bachelors331 (12.3%)
Graduate Degree879 (32.6%)

Education

No HS: 0.3%HS Grad: 31%Some College: 11.1%Associates: 12.7%Bachelors: 12.3%Graduate: 32.6%Edu
No HS0.3%
HS Grad31.0%
Some College11.1%
Associates12.7%
Bachelors12.3%
Graduate32.6%
Housing & Income

Housing Tenure

Owner: 89%Renter: 11%Tenure
Owner89.0%
Renter11.0%

Home Value Distribution

Under $50k
1%
$50k–100k
5%
$100k–150k
5%
$150k–200k
6%
$200k–300k
25%
$300k–500k
41%
Over $500k
16%

Financials

Median HH Income$92,278 ▲ 21% above avg ↑ 16% since 2019
Median Home Value$331,900 ▲ 19% above avg ↑ 41% since 2019
Home/Income Ratio3.6x (nat avg ~3.5x)
Median Rent$616/mo
Total Units2,001
Vacant Units484
Avg HH Size2.43

Income Distribution

Under $25k
10%
$25k–50k
17%
$50k–75k
13%
$75k–100k
12%
$100k–150k
25%
$150k–200k
15%
Over $200k
9%
Employment & Commute

How People Get to Work

Drove Alone
89%
Walked
1%
Work From Home
10%

Commute Time

Under 15 min
21%
15–30 min
24%
30–45 min
29%
Over 45 min
25%
Housing Stock

Year Built

Before 1940
1%
1940s–1950s
8%
1960s–1970s
10%
1980s–1990s
19%
2000+
63%

Summary

Total Units2,001
Vacant484
Owner Occupied89.0%
Renter Occupied11.0%
Avg HH Size2.43
Frequently Asked Questions
ZIP code 03809 is in Alton, NH, in Belknap County.
ZIP code 03809 is located in New Hampshire (NH).
ZIP code 03809 is in Belknap County, NH.
ZIP 03809 observes the New York timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 03809 is 3,684 people (ACS 2023).
The median household income in ZIP code 03809 is $92,278 (ACS 2023).
The median home value in ZIP 03809 is $331,900 (ACS 2023).
About ZIP Code 03809

ZIP code 03809 is located in Alton, New Hampshire, within Belknap County. With a population of 3,684, this is a sparsely populated ZIP code with a mature community — the median age is 54.3 years. Economically, 03809 is a middle-income ZIP code: the median household income of $92,278 is above the national average.

Real estate in ZIP code 03809 represents a mid-range housing market. The median home value of $331,900 is above the national average. Renters can expect to pay around $616 per month in median rent. Homeownership is strong here — 89.0% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 41% since 2019.

The population of 03809 is primarily White (93.02%). Residents are well-educated — 44.9% hold a bachelor's degree or higher, which is above the national average. Poverty affects a relatively small share of residents at 4.3%. Household income has grown by 16% since 2019.

The unemployment rate in 03809 stands at 2.9%, which is below the national average. As in most parts of the country, driving alone is the dominant commute mode at 85%.

Overall, ZIP code 03809 in Alton, NH is characterized as middle-income, well-educated, a mature community, and predominantly owner-occupied. With 3,684 residents, a median household income of $92,278, and a median home value of $331,900, it offers a clear picture of life in this part of New Hampshire.