County market report · FIPS 30017
Custer County, MT
Outside a metro area · Population 11,292 (Census V2020 est.)
Typical value
$247,629
Sep 2026
1M
-0.0%
3M
+1.5%
12M
+8.8%
5Y
+26.2%
10Y
+90.3%
From peak
-0.0%
Peak $247,710 · Aug 2026
Rank US / state
181 / 15
by 12M change
Zillow Home Value Index
Source: Zillow Home Value Index (ZHVI), all homes, smoothed & seasonally adjusted · data through Sep 2026.
Inflection signal
Price-OnlyNo active signal this month.
Inventory, sales & days on market — Phase 2
Supply and demand confirmation is not yet available.
Yearly values (December)
| Year | ZHVI (Dec) | YoY change |
|---|---|---|
| 2025 | $231,039 | -0.2% |
| 2024 | $231,533 | +1.3% |
| 2023 | $228,622 | +3.1% |
| 2022 | $221,854 | +8.7% |
| 2021 | $204,131 | +24.2% |
| 2020 | $164,413 | +11.5% |
| 2019 | $147,462 | +2.9% |
| 2018 | $143,351 | +5.3% |
| 2017 | $136,123 | +6.2% |
| 2016 | $128,175 | +2.8% |
| 2015 | $124,654 | — |