The median home in Portsmouth, New Hampshire is valued at $768,296, up 3.3% year over year. Typical monthly rent is $2,942, producing a price-to-rent ratio of 21.8x — well above the national average of 18x. Portsmouth is part of the Boston-Cambridge-Newton, MA-NH metropolitan area, which CrashWatch tracks daily with real-time stress scores and crash risk analysis.

Home Value$768,296

+3.3%

Rent$2,942/mo

Prices rising — worse for buyers.

Affordability

Enter your income for Portsmouth.

Income (annual)

Down Payment

$153,659 on $768,296

Example: $75,000 household income. Change it above to see your own.

Out of reach86.1% of income

Need $230,614/yr to afford.

PITI$5,381

P/I86.1%

Afford$250K

Gap-$518K

P&I $3,885Tax $1,396Ins $100

Renting $2,439/mo cheaper ($2,942 rent)6.50% 30yr, 20% down, county tax + NH ins. 28% per HUD.

Home Buying Kit For Dummies (2025)Financing, negotiation, closing

Other cities in New Hampshire

Compare Portsmouth with other housing markets across New Hampshire.

New Castle$2.36M Rye$1.23M Newington$1.09M Hanover$935K North Hampton$890K Hampton Falls$871K Greenland$861K Newfields$816K

Full Boston-Cambridge-Newton, MA-NH analysis

Stress scores, crash risk, early warning signals, and 12-month price forecasts for the Boston-Cambridge-Newton, MA-NH metro.

View Boston-Cambridge-Newton, MA-NH metro

Weekly briefing

Every Monday — score changes, top movers, and what shifted. Free.

Portsmouth, NH