What to know before you move: cost, market timing, who it fits.
If you're considering a move to Sidney, MT, the most important variables are the local housing market, the cost structure (taxes, insurance, utilities), and how well the city fits your day-to-day life. This page summarizes the housing market read; pair it with the cost of living page for the full picture.
Sidney is a city in Richland County, Montana, with an estimated population of 6,031. The population has contracted 1.3% per year on average since 2020. The median home value in Sidney is $272,498 as of 2026-04, up 4.9% over the last 12 months. Over the last five years, home values have averaged -0.1% annual growth, and the market currently sits about 17% below its 5-year peak. Rents in Sidney average $1,081 per month. The composite momentum score is 42 of 100 (Cooling). Buyers may find more room to negotiate; sellers should price realistically.
Prices have come off recent highs (-16.7% from peak). Buyers may have more room to negotiate; sellers should price realistically.
Reasons people move here
- Quiet strength: +4.9% over the trailing year — not a melt-up, but the market is bid.
- The data is the data: Sidney has at least 5 years of Zillow tracking, full Census identification, and is included in the 2-criteria momentum score on this page.
Things to know first
- Net out-migration: population shrinking 1.3% per year — services, schools, and tax base will follow.
- 17% off recent peak — buyers are getting through-the-cycle pricing, not the peak.
- Stagnant long-run trend: +1.7% 10-year CAGR plus flat population — appreciation case is weak.
- Thin housing market: small population means fewer transactions and slower resale. Liquidity risk on exit.
More about Sidney
Sources: Zillow ZHVI (home values), Zillow ZORI (rents), US Census ACS + place population. Updated when source agencies publish revisions.