Ashland Street

Hillsborough County, New Hampshire: Southern Gateway to the Granite State

Hillsborough County punches well above its weight in New Hampshire. Home to both Manchester — the state's largest city — and Nashua, the second largest, this is the county that hosts nearly a third of New Hampshire's entire population in one dense, economically active corridor. The result is a place that feels more like a mid-sized metro than a rural New England county, with the prosperity metrics to match and the housing pressures that inevitably follow.

Key Statistics

The Massachusetts Effect

Hillsborough County's prosperity has a clear geographic explanation: Nashua sits roughly 45 minutes from Boston, and the county has long been a pressure valve for Massachusetts workers priced out of the Bay State. No state income tax, no sales tax, and comparatively cheaper housing (at least relative to Greater Boston) made it an obvious landing spot. The median household income of just over $100,000 — 34% above the national benchmark — reflects a workforce that earns Massachusetts wages while living in New Hampshire. That commuter dynamic has only intensified since 2020, with remote and hybrid work pushing the work-from-home rate to 16.1%, freeing even more workers from the daily I-93 grind.

Affordability: Better Than Boston, Worse Than It Looks

At a median price of $458,000, homes here aren't cheap by any national measure. But the income base softens the blow — the price-to-income ratio sits around 4.6x, meaningfully better than most comparable metros in the Northeast. What's more troubling is the divergence between owners and renters. Homeowners, who represent 67.5% of households, have largely locked in equity and often pre-pandemic mortgage rates. Renters, meanwhile, face a median rent of $1,532 against a rent burden rate of 47.2% — nearly half of renters are spending beyond the conventional affordability threshold, and more than one in five are severely burdened. That gap is one of the county's defining tensions.

A Working, Aging, Connected County

With a median age of 41 and 16.7% of residents over 65, Hillsborough is aging in line with New Hampshire's broader demographic trend. Labor force participation remains strong at 70.5%, and unemployment at 3.3% signals a tight job market anchored by healthcare, defense manufacturing, and technology firms. The limited English-speaking population of 13.4% reflects decades of immigration, particularly into Manchester, which has developed a notably diverse refugee resettlement community — an often-overlooked dimension of a state frequently stereotyped as ethnically homogenous.

Digital infrastructure is strong: 96% of households have computer access, and only 5.5% lack internet — figures that support the county's above-average remote work penetration.

FAQs

What makes Hillsborough County, NH unique? It's the only county in New Hampshire containing two of the state's largest cities, creating an unusually urbanized character for a state known for small towns and wilderness. Its proximity to Boston has made it one of the Northeast's most compelling affordability alternatives — though that window is narrowing as prices climb.

Is Hillsborough County, NH affordable for renters? Increasingly, no. Despite incomes that exceed national averages, nearly half of renters spend more than 30% of their income on housing costs, and over 20% are severely rent-burdened. The rental market has tightened considerably as the ownership market absorbed demand from Massachusetts migrants, leaving renters with limited inventory and rising costs.

Is Hillsborough County a good place to buy a home? For buyers with strong incomes and long time horizons, the combination of no state income tax, steady 3.3% annual appreciation, and a robust local economy makes a compelling case. The price-to-income ratio is far more manageable than comparable communities in Massachusetts, and a 5.1% vacancy rate suggests the market, while tight, isn't in speculative territory.