How many homes are for sale in Gallatin County, MT?

There are 818 homes for sale in Gallatin County, MT as of May 2026, 2% fewer than a year ago.

818

For sale now

▼ 2% vs last year

255

Newly listed

177

Homes sold

▲ 6% vs last year

4.6

Months of supply

255 homes came on the market during May 2026, and 177 sold. More homes are arriving than leaving, so the number for sale is building.

At this pace it would take about 4.6 months to sell every home currently listed. Buyers and sellers are about evenly matched right now.

A count like this moves with the season everywhere in the country — listings build through spring and thin out over the winter. The number worth watching is how it compares to the same month a year ago, which is why we show that too.

Source: Redfin's published market data for the Gallatin County, MT area, through May 2026.

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More about the Gallatin County, MT market

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Figures come from Redfin's published market data for the Gallatin County, MT area, through May 2026. Neighborhood Numbers is an independent data publisher and is not affiliated with Redfin. We update these pages when Redfin publishes, once a month.