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Mobile HomeResidential
$1,031,400$905 / ft²
TopHap EstimateOur estimate of what this home would sell for today, based on nearby sales, the home's size and features, and local price trends. It is a starting point, not an appraisal.· confidence 68How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Sep 24, 2026

502 RIVER RD W

PLAINS, MT 59859
2
Beds
2
Baths
1,140 ft²
Living AreaTotal finished area of the structures, from county records. Some counties include shared space like hallways or a building gym, so it may not match a listing.
2023
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$1M
$698K low$1.4M high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$146 (2026)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$195,110 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$155,700
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$195,110

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.197 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.1 percent flood zone

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Mobile Home
StyleThe architectural style of the home, such as ranch or colonial.Mobile Home
CountySANDERS
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Yes
CoolingThe type of cooling or air conditioning in the home.Central
PoolWhether the property has a pool, and what kind, such as in-ground.No

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

H
Plains High SchoolD
High · Grades 9–12 · 2.1 mi
E
Plains Elementary SchoolA-
Elementary · Grades PK–6 · 2.1 mi
M
Plains 7-8 SchoolC+
Middle · Grades 7–8 · 2.1 mi

District: Plains K-12 Schools

Neighborhood · ZIP 59859These are comparison scores, not percentages. 100 equals the national average, so 150 means about 50% above average.

CrimeLocal crime compared with the rest of the country, where 100 is average. It reflects things like population density, income, and how crime gets reported.137
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.107
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.133

Index scale: 100 = US average (tick). Lower is better.

Homes occupiedThe share of homes here that someone lives in. The rest sit empty, including vacation and for-sale homes.86%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.11%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.13%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.0%
PopulationHow many people live in this area.3,603
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.5 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$43,809
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$71,005
Average tempThe average temperature here across a full year.44°F
Annual precipHow much rain and melted snow falls here in a typical year.21 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.52%

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Data by ATTOM. Valuations are automated estimates, not appraisals. Photos from Google Street View and may not depict the current property state.

How this home compares

502 River Rd W measured against every home in its neighborhood, its ZIP code and its county, using county assessor records refreshed nightly. A home can stand out in one of those areas and look ordinary in another, because each one holds a different mix of homes.

  • Worth more than 96% of homes in Plains 59859
  • Among the highest price per square foot in Plains 59859
  • Smaller than 69% of homes in Plains 59859
  • Newer than 98% of homes in Plains 59859

What homes are worth in Plains 59859

Each bar is how many homes fall in that price range. The marker is this home.

This home
$197K$1.2M

This home is worth more than 96% of homes in Plains 59859.

How it measures up in Plains 59859

The dot is this home. The mark in the middle is the typical home in Plains 59859.

Estimated value$1,031,400
CheaperTypical $541,377Pricier

Pricier than 96% of homes nearby

Price per ft²$905
CheaperTypical $347Pricier

Pricier than almost all homes nearby

Living area1,140 ft²
SmallerTypical 1,404 ft²Bigger

Bigger than 31% of homes nearby

Year built2023
OlderTypical 1991Newer

Newer than 98% of homes nearby

How 502 River Rd W ranks against every home in each area.
MeasureThis homePlains 59859Sanders County
Estimated valuepricier than$1,031,40096% of homes94% of homes
Price per ft²pricier than$905almost all homes98% of homes
Living areabigger than1,140 ft²31% of homes36% of homes
Year builtnewer than202398% of homes98% of homes

About 502 River Rd W

How much is 502 River Rd W, Plains, MT worth?

The TopHap Estimate for 502 River Rd W, Plains, MT is $1,031,400 as of Sep 24, 2026. The likely range is $697,674 to $1,365,126. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 502 River Rd W, Plains, MT last sell?

502 River Rd W, Plains, MT last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 502 River Rd W, Plains, MT?

502 River Rd W, Plains, MT has 2 bedrooms, 2 bathrooms and 1,140 square feet of living space.

When was 502 River Rd W, Plains, MT built?

502 River Rd W, Plains, MT was built in 2023, making it 3 years old. It is a mobile home home. The building has 1 story.

What schools serve 502 River Rd W, Plains, MT?

502 River Rd W, Plains, MT is assigned to Plains High School (high), rated D; Plains Elementary School (elementary), rated A-; Plains 7-8 School (middle), rated C+. All sit in Plains K-12 Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 502 River Rd W, Plains, MT compare to other homes in Plains 59859?

Among the 1,928 homes in Plains 59859, it is worth more than 96% of them ($1,031,400 against a typical $541,377), its price per square foot is higher than almost all of them ($905 against a typical $347), it is bigger than 31% of them (1,140 ft² against a typical 1,404 ft²) and it is newer than 98% of them (2023 against a typical 1991). Measured against all of Sanders County, it is worth more than 94% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 502 River Rd W, Plains, MT?

The 2026 property tax bill for 502 River Rd W, Plains, MT was $146. The county assessed it at $195,110.

More homes on River Rd W

Closest homes

More homes in Plains 59859

Assigned schools

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See this home in context

Open 502 River Rd W on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

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