Mortgage Rates in Portsmouth, New Hampshire — March 2026
Updated March 2026 | Based on Portsmouth market data and regional lending conditions
Portsmouth is a growing city in New Hampshire with a population of 22,158. The current 30-year fixed mortgage rate in Portsmouth is 6.66%, which is 0.01% above the national average. With a median home price of $595,000 and a 20% down payment of $119,000, homebuyers can expect a monthly principal and interest payment of approximately $3,059.
Current Mortgage Rates in Portsmouth, NH
Below are the current average mortgage rates available in the Portsmouth area as of March 2026. Rates vary by lender, credit score, and loan-to-value ratio. Use our free calculator above to see your personalized estimate.
| Loan Type | Rate | National Avg | Difference |
|---|---|---|---|
| 30-Year Fixed | 6.66% | 6.65% | +0.01% |
| 15-Year Fixed | 5.9% | 5.89% | +0.01% |
| 5/1 ARM | 6.16% | 6.15% | +0.01% |
| FHA | 6.26% | 6.25% | +0.01% |
| VA | 6.06% | 6.05% | +0.01% |
| Jumbo | 6.86% | 6.85% | +0.01% |
Portsmouth Housing Market Overview
The Portsmouth housing market is competitive with prices well above the national median. The median household income in Portsmouth is $82,250, and the cost of living index is 128.5 (national average = 100). Based on the 28% affordability rule, you would need an income of approximately $175,500 to comfortably afford the median-priced home in Portsmouth, which exceeds the current median household income.
Monthly Payment Breakdown for Portsmouth
Based on the median home price of $595,000 with 20% down ($119,000), here is what you can expect to pay monthly in Portsmouth:
15-Year vs. 30-Year Mortgage in Portsmouth
Choosing a 15-year mortgage in Portsmouth at 5.9% instead of a 30-year at 6.66% would save you $382,860 in total interest over the life of the loan. However, your monthly payment would be $3,991 instead of $3,059 — an increase of $932 per month.
Calculate Your Portsmouth Mortgage Payment
Use our free calculator to get a personalized estimate based on your loan amount, interest rate, and term.
Open Free CalculatorFrequently Asked Questions About Mortgages in Portsmouth
What are the current mortgage rates in Portsmouth, NH?
As of March 2026, the average 30-year fixed mortgage rate in Portsmouth, New Hampshire is 6.66%, while the 15-year fixed rate is 5.9%. FHA loans average 6.26% and VA loans 6.06%. These rates are 0.01% above the national average of 6.65%.
How much is a monthly mortgage payment in Portsmouth?
Based on the median home price of $595,000 with 20% down, the estimated monthly mortgage payment in Portsmouth is $3,059 for principal and interest. Including property taxes of $1,036/month, the total monthly housing cost is approximately $4,095.
What income do I need to buy a home in Portsmouth?
Using the 28% rule, you would need an annual income of approximately $175,500 to afford the median-priced home in Portsmouth at $595,000. The median household income in Portsmouth is $82,250. This means most households would need to either earn above the median or consider homes below $595,000.
Is Portsmouth a good place to buy a home in 2026?
Portsmouth has a higher cost of living than average with a cost of living index of 128.5 (national average = 100). The property tax rate in New Hampshire is 2.09%, which is above the national average. Portsmouth has a population of 22,158 and offers a balanced lifestyle.
Mortgage Rates in Other New Hampshire Cities
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Last updated: March 2026. Rates are approximate averages based on regional lending data for the Portsmouth, New Hampshire area. Individual rates may vary by lender, credit score, loan amount, and other factors. Use our free calculator for a personalized estimate.