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First-time home buyer programs in Portsmouth, NH

Quick answer

First-time buyers in Portsmouth, NH can use 3%-down conventional loans (up to the $962,550 Rockingham County conforming limit), 3.5%-down FHA, or VA and USDA where eligible, plus 1 verified city, county or statewide assistance program. On the $640,600 median home, 3% down is about $19,218 and the estimated payment is $5,523/month at 7.18%.

By Purchase Mortgage Loan Editorial Team Checked against official sources per our editorial standardsData last updated

Median household income: $105,756; value-to-income ratio 6.06. Portsmouth ranks 1 by home value and 7 by population among 18 places in our NH dataset.

What does a first-time buyer loan cost on a typical Portsmouth home?

ItemPortsmouth
Median home value (Census ACS)$640,600
New Hampshire median home value$367,200
Down payment (3%)$19,218
Loan amount$621,382
Estimated monthly payment (PITI + MI)$5,523
Income needed (28% / 36%)$237,000 / $185,000
Rockingham County 2026 conforming limit (1 unit)$962,550
Max purchase price at the limit$992,000

Rate assumption: 7.18% (Freddie Mac PMMS 30-year fixed average, week of November 5, 2026). Change it in the payment calculator.

Payment includes New Hampshire's 1.77% effective property tax rate (Census ACS), $1,300/yr homeowners insurance (NAIC state average) and an estimated 0.5% PMI.

What is the 2026 conforming loan limit in Portsmouth?

Portsmouth is in Rockingham County. Conventional 3%-down loans go up to the $962,550 conforming limit (price ≈ $992,000); FHA loans go up to $962,550.

The Portsmouth median home value of $640,600 is 74% above the New Hampshire median, and within what the county limit supports.

Which down payment assistance programs can Portsmouth buyers use?

First-time buyer loans in nearby cities

DurhamDoverExeterSomersworthRochesterDerry

First-time buyer loan FAQs for Portsmouth

On the $640,600 median: 3% conventional ≈ $19,218, 3.5% FHA ≈ $22,421, and 0% for eligible VA or USDA buyers. Conventional loans above $962,550 in Rockingham County become jumbo loans.

At the $640,600 median value (above the New Hampshire median of $367,200), the estimated payment of $5,523/month at 7.18% needs about $237,000 a year under the 28% housing guideline, or $185,000 if your total debts stay under 36%.

0 city-level, 0 county-level and 1 statewide programs are verified for this city (1 total). Check each official administrator's eligibility rules and available funds.

Sources

Data last updated October 23, 2026.

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Figures on this page are estimates for educational purposes only and are not a loan offer or commitment to lend. Rates, loan limits, fees and assistance programs change frequently and vary by lender, location and borrower profile. Confirm current terms with a licensed loan officer.