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Rural ResidenceResidential
$1,681,205$935 / 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 77How 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

400 BOYD COONEY DAM RD

ROBERTS, MT 59070
3
Beds
3 / 2
Baths
1,798 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.
42.15 ac
Lot SizeThe size of the land the home sits on, from county records.
2009
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
7
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$1.7M
$1.3M low$2.1M high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,393 (2025)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$849,697 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$10,367
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$839,330
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$555,260
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$849,697

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.63
99
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
71
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
56
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
18
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
73
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.197 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.34%
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.Rural Residence
StyleThe architectural style of the home, such as ranch or colonial.Conventional
CountyCARBON
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.2020
Lot (acres)The size of the land the home sits on, from county records.42.15
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.Metal
HeatingThe type of heating system in the home.Yes
CoolingThe type of cooling or air conditioning in the home.Central
FireplaceWhether the home has a fireplace, and what kind.Yes
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.Deck · 292 ft²Porch · 40 ft²

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

E
Joliet SchoolC+
Elementary · Grades PK–5 · 8.2 mi
H
Joliet High SchoolB+
High · Grades 9–12 · 8.2 mi
M
Joliet Middle SchoolC-
Middle · Grades 6–8 · 8.2 mi

District: Joliet Elementary School District

Neighborhood · ZIP 59070These 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.113
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.105
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.46

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.80%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.15%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.4%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.9%
PopulationHow many people live in this area.1,041
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.6 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$78,654
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$92,641
Average tempThe average temperature here across a full year.45°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

400 Boyd Cooney Dam 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.

  • Worth more than 98% of homes in Roberts 59070
  • Costs more per square foot than 98% of homes in Roberts 59070
  • Bigger than 70% of homes in Carbon County
  • Has a bigger lot than 91% of homes in Carbon County
  • Newer than 82% of homes in Carbon County

What homes are worth in Roberts 59070

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

This home
$274K$1.7M

This home is worth more than 98% of homes in Roberts 59070.

How it measures up in Roberts 59070

The dot is this home. The mark in the middle is the typical home in Roberts 59070.

Estimated value$1,681,205
CheaperTypical $613,953Pricier

Pricier than 98% of homes nearby

Price per ft²$935
CheaperTypical $412Pricier

Pricier than 98% of homes nearby

Living area1,798 ft²
SmallerTypical 1,456 ft²Bigger

Bigger than 67% of homes nearby

Lot size42.15 ac
SmallerTypical 5.17 acBigger

Bigger than 84% of homes nearby

Year built2009
OlderTypical 1994Newer

Newer than 77% of homes nearby

How 400 Boyd Cooney Dam Rd ranks against every home in each area.
MeasureThis homeRoberts 59070Carbon County
Estimated valuepricier than$1,681,20598% of homes98% of homes
Price per ft²pricier than$93598% of homes98% of homes
Living areabigger than1,798 ft²67% of homes70% of homes
Lot sizebigger than42.15 ac84% of homes91% of homes
Year builtnewer than200977% of homes82% of homes

About 400 Boyd Cooney Dam Rd

How much is 400 Boyd Cooney Dam Rd, Roberts, MT worth?

The TopHap Estimate for 400 Boyd Cooney Dam Rd, Roberts, MT is $1,681,205 as of Aug 30, 2026. The likely range is $1,298,190 to $2,064,220. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 400 Boyd Cooney Dam Rd, Roberts, MT last sell?

400 Boyd Cooney Dam Rd, Roberts, MT last sold on Jul 2, 2003, according to the county's recorded deed.

How big is 400 Boyd Cooney Dam Rd, Roberts, MT?

400 Boyd Cooney Dam Rd, Roberts, MT has 3 bedrooms, 3 bathrooms, 1,798 square feet of living space and a 42.15-acre lot.

When was 400 Boyd Cooney Dam Rd, Roberts, MT built?

400 Boyd Cooney Dam Rd, Roberts, MT was built in 2009, making it 17 years old. It is a conventional home. The building has 1 story.

What schools serve 400 Boyd Cooney Dam Rd, Roberts, MT?

400 Boyd Cooney Dam Rd, Roberts, MT is assigned to Joliet School (elementary), rated C+; Joliet High School (high), rated B+; Joliet Middle School (middle), rated C-. All sit in Joliet Elementary School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 400 Boyd Cooney Dam Rd, Roberts, MT compare to other homes in Roberts 59070?

Among the 982 homes in Roberts 59070, it is worth more than 98% of them ($1,681,205 against a typical $613,953), its price per square foot is higher than 98% of them ($935 against a typical $412), it is bigger than 67% of them (1,798 ft² against a typical 1,456 ft²), its lot is bigger than 84% of them (42.15 ac against a typical 5.17 ac) and it is newer than 77% of them (2009 against a typical 1994). Measured against all of Carbon County, it is worth more than 98% 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 400 Boyd Cooney Dam Rd, Roberts, MT?

The 2025 property tax bill for 400 Boyd Cooney Dam Rd, Roberts, MT was $3,393. The county assessed it at $849,697.

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