Home › Counties › Sweet Grass County, MT
The median home value in Sweet Grass County, MT is $486,199 as of 2026-08-31, up 9.87% from a year earlier.
Median Home Value
$486,199
Year-over-Year
+9.87%
National Rank
#226 of 3071
Sweet Grass County ranks 12th out of 56 counties in MT by median home price, and is +106.8% above the U.S. national median of $235,072. Within MT, the typical county has a median home value of $296,564, making Sweet Grass County +63.9% above the MT state median.
The typical home value increased by 1.6%, from $478,650 in May 2026 to $486,199 in Aug 2026.
Monthly Zillow Home Value Index snapshots retained by HomePriceMap. A short history is shown now and grows automatically as each new monthly release arrives.
| Month | Typical home value | Year-over-year change |
|---|---|---|
| May 2026 | $478,650 | +10.5% |
| Jun 2026 | $494,600 | +10.1% |
| Jul 2026 | $487,298 | +9.6% |
| Aug 2026 | $486,199 | +9.9% |
Households here earn a median of $77,000 a year against a typical home value of $486,199 — a price-to-income ratio of 6.3×, past the 5× level generally described as severely unaffordable. That is less affordable than roughly 95% of U.S. counties. (How this is calculated.)
The median home value in Sweet Grass County is $486,199. That's up 9.87% from a year earlier. That is about 106.8% above the U.S. national county median of $235,072, and makes Sweet Grass County the 12th most expensive of 56 counties in Montana.
Median household income here is $77,000, so a typical home costs about 6.3× annual household earnings — expensive compared with other U.S. counties.
Broadwater County · Jefferson County · Carbon County · Stillwater County · Granite County · Lewis and Clark County · Sanders County · Lincoln County