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Single Family ResidenceResidential
$436,799$213 / 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 88How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026

420 N RIVER RD

BIG TIMBER, MT 59011
3
Beds
1
Baths
2,052 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.
1.26 ac
Lot SizeThe size of the land the home sits on, from county records.
1920
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
7
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
5
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$437K
$385K low$489K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$757 (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.$492,534 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$422,600
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$492,534

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.45
65
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
46
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
62
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
14
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
41
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.9 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.51%
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.minimal

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Conventional
CountySWEET GRASS
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.1980
Lot (acres)The size of the land the home sits on, from county records.1.26
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.None
FireplaceWhether the home has a fireplace, and what kind.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Detached
PoolWhether the property has a pool, and what kind, such as in-ground.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Porch · 54 ft²

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

M
Big Timber 7-8A-
Middle · Grades 7–8 · 0.5 mi
E
Big Timber SchoolC
Elementary · Grades PK–6 · 0.5 mi
H
Sweet Grass County High SchoolB+
High · Grades 9–12 · 0.9 mi

District: Sweet Grass County High School District

Neighborhood · ZIP 59011These 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.102
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.103
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.69

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.17%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.6%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.6%
PopulationHow many people live in this area.2,750
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$64,257
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$79,167
Average tempThe average temperature here across a full year.43°F
Annual precipHow much rain and melted snow falls here in a typical year.18 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.60%

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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

420 N River Rd 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.

  • Costs less per square foot than 86% of homes in Sweet Grass County
  • Bigger than 76% of homes in Big Timber 59011
  • Older than 83% of homes in Sweet Grass County

What homes are worth in Big Timber 59011

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

This home
$185K$2.7M

This home is worth more than 44% of homes in Big Timber 59011.

How it measures up in Big Timber 59011

The dot is this home. The mark in the middle is the typical home in Big Timber 59011.

Estimated value$436,799
CheaperTypical $504,806Pricier

Pricier than 44% of homes nearby

Price per ft²$213
CheaperTypical $307Pricier

Pricier than 17% of homes nearby

Living area2,052 ft²
SmallerTypical 1,512 ft²Bigger

Bigger than 76% of homes nearby

Lot size1.26 ac
SmallerTypical 1.01 acBigger

Bigger than 53% of homes nearby

Year built1920
OlderTypical 1976Newer

Newer than 18% of homes nearby

How 420 N River Rd ranks against every home in each area.
MeasureThis homeBig Timber 59011Sweet Grass County
Estimated valuepricier than$436,79944% of homes38% of homes
Price per ft²pricier than$21317% of homes14% of homes
Living areabigger than2,052 ft²76% of homes76% of homes
Lot sizebigger than1.26 ac53% of homes46% of homes
Year builtnewer than192018% of homes17% of homes

About 420 N River Rd

How much is 420 N River Rd, Big Timber, MT worth?

The TopHap Estimate for 420 N River Rd, Big Timber, MT is $436,799 as of Aug 30, 2026. The likely range is $385,090 to $488,508. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 420 N River Rd, Big Timber, MT last sell?

420 N River Rd, Big Timber, MT last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 420 N River Rd, Big Timber, MT?

420 N River Rd, Big Timber, MT has 3 bedrooms, 1 bathrooms, 2,052 square feet of living space and a 1.26-acre lot.

When was 420 N River Rd, Big Timber, MT built?

420 N River Rd, Big Timber, MT was built in 1920, making it 106 years old. It is a conventional home. The building has 2 stories.

What schools serve 420 N River Rd, Big Timber, MT?

420 N River Rd, Big Timber, MT is assigned to Big Timber 7-8 (middle), rated A-; Big Timber School (elementary), rated C; Sweet Grass County High School (high), rated B+. All sit in Sweet Grass County High School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 420 N River Rd, Big Timber, MT compare to other homes in Big Timber 59011?

Among the 1,652 homes in Big Timber 59011, it is worth more than 44% of them ($436,799 against a typical $504,806), its price per square foot is higher than 17% of them ($213 against a typical $307), it is bigger than 76% of them (2,052 ft² against a typical 1,512 ft²), its lot is bigger than 53% of them (1.26 ac against a typical 1.01 ac) and it is newer than 18% of them (1920 against a typical 1976). Measured against all of Sweet Grass County, it is worth more than 38% 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 420 N River Rd, Big Timber, MT?

The 2026 property tax bill for 420 N River Rd, Big Timber, MT was $757. The county assessed it at $492,534.

Closest homes

More homes in Big Timber 59011

Assigned schools

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