Allenstown NH Real Estate & Homes for Sale

There are 9 active MLS listings for homes in Allenstown right now. Asking prices currently run from $130,000 to $569,388. This page reads the live feed, so the count changes as homes come on the market and go under contract.

Active listings for homes in Allenstown currently average $354,676 with a median asking price of $399,900. Averages move with the mix of homes on the market at any moment, so treat them as a snapshot rather than a valuation.

The homes for sale in Allenstown right now break down as: single family homes (5), mobile & manufactured homes (4). Use the filters on the listings on this page to narrow to the kind of property you want.

The active listings in Allenstown have been on the market for an average of 13 days so far. Well-priced homes move faster than that average, so if you are watching this market it pays to see new listings the day they appear.

Use the Get Alerts button at the top of this page — it saves exactly this search and emails you when a matching listing hits the MLS. Or contact our local team and tell us what you're looking for; we watch this market every day.

Allenstown, NH uses ZIP code 03275. The town is in Merrimack County, New Hampshire. The post office ZIP is shared with Pembroke, so check the town line on any listing.

Allenstown's 2025 total property tax rate is $24.88 per $1,000 of assessed value (municipal, county, local and state education combined), per the New Hampshire Department of Revenue Administration. Village or water districts can add to it, and the bill depends on the assessed value, not the sale price.

Allenstown, in south-central New Hampshire, holds the point where the Suncook River joins the Merrimack. The Merrimack forms its western border and the Suncook its northwest border with Pembroke. US 3 and NH 28 enter from Hooksett at the southwest corner, and Bear Brook State Park continues from Allenstown into Deerfield, Candia and Hooksett.

Just over half. Bear Brook State Park covers 6,740 acres in the central and southeastern parts of Allenstown, stretching from the town's northern corner to its southern corner. Another 3,200 acres of the park lie in Deerfield, Candia and Hooksett. The town's highest point, Bear Hill at 835 feet, is in the southeast.

Both. The village of Suncook sits at the confluence of the Merrimack and Suncook rivers, and part of it is in Allenstown while the rest is across the Suncook River in Pembroke. After the Civil War the town's population shifted from the east to this western side, so homes for sale in Allenstown NH are often in or near Suncook.