Portsmouth, NH, US
Historic seaport with Prescott Park, Strawbery Banke, and a vibrant restaurant scene.
Overview
Portsmouth is a city in NH with a population of 22,000. Historic seaport with Prescott Park, Strawbery Banke, and a vibrant restaurant scene. Housing is notably more expensive than the national average. The overall cost of living is above the national average. Gardening thrives here — the 5a growing zone supports Cool — many vegetables, some fruit trees. A large share of residents hold a bachelor’s degree or higher.
Last updated: September 12, 2026
Very High vs US Avg (100)
Above Average
Household income
Job market health
Portsmouth vs US Average
Taxes
- State Income Tax: 5.0%
- Sales Tax: 0.0%
Economy & Jobs
- Median Income: $75,000
- Unemployment: 2.5%
- Population: 22,000
Climate
- Sunny Days: 195/year
- Summer High: 80°F
- Winter Low: 20°F
- Farming Zone: USDA Zone 5a
Housing
- Median Home: $500,000
- 1BR Rent: $1800/mo
Cost of Living
Portsmouth's cost of living index is 125 (US average = 100).
| Category | Portsmouth | National Average | Difference |
|---|---|---|---|
| Overall | 125 | 100 | +25.0% |
| Housing | 140 | 100 | +40.0% |
Data source: Council for Community and Economic Research (C2ER), 2026
Housing Market
| Metric | Value |
|---|---|
| Median Home Price | $500,000 |
| Median Rent (1BR) | $1800/mo |
| Median Rent (2BR) | $2,250/mo |
| Price per Sq Ft | $333 |
Data source: Zillow Research, 2026
True Cost of Home Ownership
Utilities
Estimated monthly utility costs for a typical household in Portsmouth:
| Utility | Estimated Monthly Cost | Notes |
|---|---|---|
| Electricity | $185 | Based on ~900 kWh/month typical US household usage |
| Heating & Cooling | $138 | Estimated based on local climate. Gas or electric |
| Cooling (AC) | N/A | Estimated based on local climate and electricity rates |
| Water | $65 | Includes sewer |
| Internet (100+ Mbps) | $80 | Broadband average |
| Garbage / Trash | Included in taxes | Municipal service (covered by property taxes) |
| Total Utilities | $468 | Monthly estimate (including heating & cooling) |
Data sources: U.S. Energy Information Administration (EIA) 2024, EPA/AWWA water rate surveys, BroadbandNow
Remote Work Score
Portsmouth scores —/100 for remote work readiness:
Climate
Portsmouth has a varied climate with distinct seasons.
| Month | Avg High | Avg Low | Rainfall |
|---|---|---|---|
| January | 40°F | 20°F | 2.5" |
| April | 65°F | 35°F | 2.8" |
| July | 80°F | 55°F | 1.5" |
| October | 60°F | 38°F | 2.2" |
Cool — many vegetables, some fruit trees
Natural Hazards
Portsmouth faces the following natural hazards:
Severe winter storms.
Coastal flooding.
White Mountains with avalanches.
Rarely affected by hurricanes.
Based on historical records and geographic risk assessment.
Taxes
- State Income Tax: 5%
- Sales Tax: 0%
- Property Tax: ~2.18% of assessed value
Economy & Jobs
Major industries include technology, healthcare, education, and manufacturing. The unemployment rate is 2.5%.
Schools & Education
Data source: National Center for Education Statistics (NCES)
Demographics
The population of Portsmouth is diverse. The figures below show the ethnic, educational, and religious composition of the local population.
Ethnicity
Education
Religion
Data source: US Census Bureau American Community Survey (ACS) (2023)
Important Disclaimer: All data on this page is for informational purposes only and does not constitute financial, legal, tax, or real estate advice. URCity and Northshore Press are not financial advisors, tax professionals, or real estate agents. Always consult qualified professionals before making relocation or financial decisions.
Frequently Asked Questions
What is the cost of living in Portsmouth, NH, US?
The cost of living index in Portsmouth is 125, which is Higher the US national average of 100.
How much does it cost to buy a home in Portsmouth?
The median home price in Portsmouth is $500,000. The housing index is 140.
What is the average rent for a 1-bedroom apartment?
The average rent for a 1-bedroom apartment in Portsmouth is approximately $1800/mo.
Does Portsmouth, NH have income tax?
Portsmouth is in NH, which has an income tax rate of 5%.
What is the climate like in Portsmouth?
Portsmouth enjoys approximately 195 sunny days per year. Summer highs reach around 80°F, while winter lows can drop to around 20°F.
Data Sources
- Cost of Living: Council for Community and Economic Research (C2ER), 2026
- Housing Data: Zillow Research, 2026
- Income & Employment: US Census Bureau American Community Survey, 2024
- Utilities U.S. Energy Information Administration (EIA) 2024, EPA/AWWA water rate surveys, BroadbandNow
Data last updated: September 13, 2026. Data may not reflect current market conditions. Always verify with local sources before making relocation decisions.