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Alton, NH
Census-designated place in Belknap County, New Hampshire.
Population
281
Land area
0.5sq mi
People per sq mi
601
ZIP codes
0
Alton and its ZIP codes
Alton at a glance
- Alton is about 3.9 times as dense as New Hampshire as a whole.
Local data for Alton, NH
Counts from official public data
Economy and federal money
Jobs, pay, income and spending are for Belknap County. PPP loans are for Alton.
Unemployment rate
1.7%
Sep 2026, -1.1 pts in a year
Average annual pay
$57,397
25,915 jobs, 2025
Income per person
$85,305
BEA, 2024
Federal spending
$604M
FY 2026, $9,473 per person
Environment and hazard risk
Alton, NH, from FEMA, NOAA and EPA
Natural hazard risk
Relatively Low
Top: lightning
Storm events since 1996
551
Countywide, mostly thunderstorm wind
Flood insurance policies
156
0.6% of homes, county
July high / Jan low
82° / 12°F
45.6 inches of rain a year
Hazards, floods and storm historyCheck a flood zone2 historic places
Health statistics
Share of adults in Alton, NH, CDC PLACES estimates
Obesity
28.5%
U.S. 33.3% -4.8 pts
Diabetes
9.7%
U.S. 12.1% -2.4 pts
Smoking
10.4%
U.S. 12.8% -2.4 pts
Uninsured (18-64)
5.6%
U.S. 11.1% -5.5 pts
Cities near Alton
| Name | Distance | Land area (sq mi) |
|---|---|---|
| FarmingtonCensus-designated place | 8.3 mi | 6.3 |
| WolfeboroCensus-designated place | 9.2 mi | 7.9 |
| UnionCensus-designated place | 10 mi | 0.3 |
| SanbornvilleCensus-designated place | 12 mi | 1.6 |
| MiltonCensus-designated place | 12 mi | 0.8 |
| PittsfieldCensus-designated place | 12 mi | 1.7 |
| BelmontCensus-designated place | 13 mi | 1.3 |
| Milton MillsCensus-designated place | 13 mi | 0.9 |
| LaconiaCity | 15 mi | 19.8 |
| RochesterCity | 16 mi | 45 |
| Melvin VillageCensus-designated place | 17 mi | 1.6 |
| LoudonCensus-designated place | 17 mi | 1.8 |
| Tilton NorthfieldCensus-designated place | 19 mi | 3.1 |
| MeredithCensus-designated place | 19 mi | 2.9 |
| SuissevaleCensus-designated place | 20 mi | 1.2 |
| Center OssipeeCensus-designated place | 21 mi | 1 |
Frequently asked questions
- What county is Alton, NH in?
- Alton is in Belknap County, New Hampshire.
- What is the population of Alton, NH?
- About 281 people live in Alton, based on American Community Survey 5-year estimates.
- What cities are near Alton?
- Nearby places include Farmington (8.3 mi), Wolfeboro (9.2 mi), Union (10 mi), Sanbornville (12 mi), Milton (12 mi).
Source: U.S. Census Bureau (TIGER/Line boundaries, American Community Survey) · Data as of 12/31/2023