Cost of Living in Grantham, NH
Population 3,434 · New Hampshire · Data vintage 2023
(100 = US avg)
Grantham sits on the smaller end of the New Hampshire city distribution. That scale shapes the housing market, the labor pool, and the services available to residents in ways the data below makes visible.
Geographically, Grantham is about 50 miles northwest of Manchester, the nearest large metro. Housing prices track closely with Manchester's $336,000 median.
Cost Overview
Scale: 100 = US national average. Green < 90, Red > 110.
About the Cost of Living in Grantham
The median home value in Grantham is $351,100 — 15% above the national median of $305,000. The median household income of $113,510/year is 52% higher than the US median of $74,580. The local unemployment rate is 3.1%, below the national average of 4.8%. New Hampshire charges no state income tax, a meaningful advantage for take-home pay. The climate averages highs of 57.5°F and lows of 34.6°F. Overall, Grantham has a cost of living index of 115 versus the US average of 100, meaning it is 15% more expensive.
Grantham has limited residential data
Detailed housing and income data is limited for this location. Here are the nearest cities with full cost of living data:
🏠 Housing
HUD Fair Market Rents by Bedroom
🛒 Food & Groceries
National BLS average prices (2023). Local prices may vary.
🚗 Transportation
Commute Mode
⚡ Utilities
📋 Taxes
💼 Income & Employment
🎓 Education
👥 Demographics
🌤 Climate
NOAA 1991–2020 Climate Normals
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High °F | 30 | 34 | 43 | 57 | 70 | 78 | 83 | 81 | 73 | 60 | 47 | 36 |
| Low °F | 9 | 11 | 21 | 32 | 44 | 52 | 58 | 56 | 49 | 37 | 28 | 18 |
| Precip" | 2.29 | 2.10 | 2.70 | 2.99 | 3.32 | 3.80 | 3.99 | 3.62 | 3.44 | 4.00 | 2.98 | 2.84 |
Frequently Asked Questions
What is the cost of living in Grantham, NH?
Grantham has a cost index of 115 (100 = national average). It is 15% above the national average.
What is the average home price in Grantham?
The median home value in Grantham is $351,100 according to 2023 Census ACS data.
What is the median income in Grantham?
The median household income in Grantham is $113,510 per year (2023 ACS 5-year estimates).
What is the sales tax in Grantham, NH?
The combined state and local sales tax rate in Grantham is 0.0%. New Hampshire has no state income tax.
Is Grantham, NH affordable?
Grantham is above average in cost of living, with an index of 115 — about 15% higher than the national average.
What is the weather like in Grantham?
Grantham has average high temperatures of 57.5°F and average lows of 34.6°F. Annual precipitation is 38.1". Data from NOAA 1991–2020 Climate Normals.
Grantham at a Glance
- Population
- 3,434
- Median Income
- $113,510
- Home Value
- $351,100
- Unemployment
- 3.1%
- Avg High Temp
- 57.5°F
- Sales Tax
- 0.0%
Nearby Cities
Explore county-level cost of living data
New Hampshire Rankings
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