Gilsum NH Real Estate & Homes for Sale

There are 2 active MLS listings for homes in Gilsum right now. Asking prices currently run from $549,900 to $599,000. 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 Gilsum currently average $574,450 with a median asking price of $599,000. Averages move with the mix of homes on the market at any moment, so treat them as a snapshot rather than a valuation.

The active listings in Gilsum have been on the market for an average of 42 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.

Gilsum, NH uses ZIP code 03448. The town is in Cheshire County, New Hampshire.

Gilsum's 2025 total property tax rate is $16.13 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.

Gilsum is in Cheshire County in southwestern New Hampshire, just north of Keene. Alstead lies to the north, Marlow to the northeast, Stoddard and Sullivan to the east, Keene to the south and Surry to the west. New Hampshire Route 10 is the main road through town.

The Stone Arch Bridge in Gilsum NH was completed in 1863 and has the highest vault of any mortarless bridge in New Hampshire, at 36 feet 6 inches. It was added to the National Register of Historic Places in 1989 and is one of the town's best-known landmarks.

Yes. Gilsum was once a center for mining mica and feldspar, and high-quality crystals, especially beryl, tourmaline and quartz, can still be found in the town. Earlier industries included woolen mills on the Ashuelot River, a bobbin factory, a chair factory and a tannery.

Homes for sale in Gilsum NH are in a small town of about 16.7 square miles, from Gilsum Lower Village and the Ashuelot River valley along Route 10 to rural land near Bear's Den Natural Area and the eastern hills. Houses for sale in Gilsum NH that are listed now appear in the grid on this page.