Home values, rents and more in Grantham, NH
September 2026 figures from Zillow and the U.S. Census Bureau · updated 2026-11-07
Open Grantham in ProMap- Under $430k
- $430k–$460k
- $460k–$490k
- $490k–$530k
- $530k+
- No data
How Grantham compares
The typical home in Grantham, NH is worth about $503,000, according to the Zillow Home Value Index for September 2026. Home values in Grantham are 24% above the typical value in the Lebanon metro area ($405,000) and 37% above the U.S. typical value ($366,000).
Over the past year, home values in Grantham rose 2.2%, compared with +2.9% in the Lebanon metro area and +1.2% nationally.
The median household income is $106,403, against $83,269 in the Lebanon metro area and $80,734 in the U.S. (Census Bureau, American Community Survey 2020–24).
About 3,465 people live in Grantham (American Community Survey 2020–24).
Grantham has the 18th-highest typical home value of the 93 cities in the Lebanon metro area and the 98th-highest of 231 in New Hampshire with Zillow figures.
Part of: Sullivan County, NH · Lebanon metro area · New Hampshire
More for Grantham in ProMap Plus
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- 5- and 10-year price changes
- Days on market and months of supply
- Price cuts and sale-to-list ratio
- Price-to-income and monthly cost to buy
- Crime rates
- Homeowners insurance premiums
- Commute time to downtown
- Flood, wildfire and natural hazard risk
- Property-tax rate
- 2024 presidential vote
- Age, education and household make-up
- Amenities and transit nearby
Nearby cities
ZIP codes in Grantham, NH
Sources
Home values: Zillow Home Value Index (ZHVI), all homes, middle tier, smoothed and seasonally adjusted, September 2026. Rents: Zillow Observed Rent Index (ZORI), seasonally adjusted. Population: Census population estimates (July 2025) for states, metros and counties; ACS 2020–24 for cities and ZIP codes. Income: U.S. Census Bureau, ACS 2020–24 5-year estimates. Boundaries: U.S. Census Bureau cartographic boundary files. Compiled by Home Economics.
"Typical" is Zillow's middle-tier value (homes between the 35th and 65th percentiles), not a median sale price. Changes are over the 12 months to September 2026.