NH area data
Grantham, NH
Grantham, NH.
Population: 3,509 (Census ACS)
Home values & appreciation
- Median home value
- $513,537
- 1-year appreciation
- +2.1%
- 3-year appreciation
- +13.2%
- 5-year appreciation
- +40.1%
- 10-year appreciation
- +112.0%
- All-time peak (2026-07)
- $513,537
- House Price Index
- 472.1 (+3.6% YoY)
Market activity
- Median sale price
- $529,000
- Median list price
- $550,000
- Median days on market
- 71 days
- Sale-to-list ratio
- 98.3%
- Active listings
- 33
- New listings (monthly)
- 12
Rents
- 2-bedroom fair-market rent (HUD reference)
- $2,212/mo
- 3BR fair-market rent
- $2,876/mo
Affordability
- Cost of living index (Above Average)
- 106.5 (100 = US avg)
- Electricity rate (state-level)
- 24.6¢/kWh
- Natural gas rate (state-level)
- $18.60/MCF
- 30-year mortgage rate (national)
- 6.66%
- 15-year mortgage rate (national)
- 6.00%
Schools
- Total schools
- 1
- Elementary schools
- 1
- Middle schools
- 0
- High schools
- 0
Natural hazards & flood risk
- Overall hazard risk
- Very Low
- Top hazards
- iceStorm
- FEMA flood zone
- AE
- Flood risk level
- High
Climate (30-year normals)
- Average annual temperature
- 45.0°F
- Average high
- 56.0°F
- Average low
- 34.0°F
- Annual precipitation
- 43.1 in
- Annual snowfall
- 68.9 in
Walkability & transit
- Walkability index
- 5.0 / 20
- Transit service frequency
- -99,999
Amenities
- National parks within ~60 mi
- 2
- Nearest national park
- Saint-Gaudens National Historical Park (11 mi)
- Nearest airport
- Parlin Field (NWH) (9 mi)
- Nearest major airport
- Lebanon Municipal Airport (LEB) (11 mi)
- Hospitals nearby (~15 mi)
- 4
- Avg hospital rating
- 4.0 / 5
- Solar radiation rating
- Fair (3.7 kWh/m²/day)
Migration
- Net migration
- +232 tax filers
Housing stock
- Median year housing built
- 1,987
- Median annual property tax
- $7,584
- Households with broadband internet
- 65.7%
Employment & development
- Total county employment
- 11,556
- Average weekly wage
- $1,092
- Top industries (by employment)
- Health Care, Accommodation & Food, Construction
- Annual residential building permits (county)
- 82
Area data compiled from public government, academic, and industry research feeds. Data sources →
Data last updated
Most recent source refresh: Aug 2026. See all data sources →