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Rural ResidenceResidential
$451,403$477 / 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 96How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026

138 PORCUPINE RIDGE RD

ROBERTS, MT 59070
2
Beds
1
Baths
946 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.
3.61 ac
Lot SizeThe size of the land the home sits on, from county records.
1995
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
4
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
3
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$451K
$433K low$470K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,398 (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.$423,800 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$423,800
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$423,800

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.65
99
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
75
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
55
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
24
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.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.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
Lot (acres)The size of the land the home sits on, from county records.3.62
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.Electric
CoolingThe type of cooling or air conditioning in the home.Yes
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.Deck · 652 ft²Shed · 96 ft²Porch · 24 ft²

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

E
Roberts Elementary SchoolA-
Elementary · Grades PK–6 · 2.0 mi
H
Roberts High SchoolC-
High · Grades 9–12 · 2.0 mi
M
Roberts Junior High SchoolD-
Middle · Grades 7–8 · 2.0 mi

District: Roberts K-12 Schools

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

138 Porcupine Ridge 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 less than 77% of homes in Roberts 59070
  • Costs more per square foot than 70% of homes in Carbon County
  • Smaller than 83% of homes in Carbon County
  • Has a bigger lot than 65% 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
$272K$1.7M

This home is worth more than 23% 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$451,403
CheaperTypical $635,542Pricier

Pricier than 23% of homes nearby

Price per ft²$477
CheaperTypical $418Pricier

Pricier than 63% of homes nearby

Living area946 ft²
SmallerTypical 1,464 ft²Bigger

Bigger than 19% of homes nearby

Lot size3.61 ac
SmallerTypical 5.19 acBigger

Bigger than 43% of homes nearby

Year built1995
OlderTypical 1995Newer

Newer than 50% of homes nearby

How 138 Porcupine Ridge Rd ranks against every home in each area.
MeasureThis homeRoberts 59070Carbon County
Estimated valuepricier than$451,40323% of homes31% of homes
Price per ft²pricier than$47763% of homes70% of homes
Living areabigger than946 ft²19% of homes17% of homes
Lot sizebigger than3.61 ac43% of homes65% of homes
Year builtnewer than199550% of homes59% of homes

About 138 Porcupine Ridge Rd

How much is 138 Porcupine Ridge Rd, Roberts, MT worth?

The TopHap Estimate for 138 Porcupine Ridge Rd, Roberts, MT is $451,403 as of Oct 21, 2026. The likely range is $433,054 to $469,752. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 138 Porcupine Ridge Rd, Roberts, MT last sell?

138 Porcupine Ridge Rd, Roberts, MT last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 138 Porcupine Ridge Rd, Roberts, MT?

138 Porcupine Ridge Rd, Roberts, MT has 2 bedrooms, 1 bathrooms, 946 square feet of living space and a 3.62-acre lot.

When was 138 Porcupine Ridge Rd, Roberts, MT built?

138 Porcupine Ridge Rd, Roberts, MT was built in 1995, making it 31 years old. It is a conventional home. The building has 1 story.

What schools serve 138 Porcupine Ridge Rd, Roberts, MT?

138 Porcupine Ridge Rd, Roberts, MT is assigned to Roberts Elementary School (elementary), rated A-; Roberts High School (high), rated C-; Roberts Junior High School (middle), rated D-. All sit in Roberts K-12 Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 138 Porcupine Ridge Rd, Roberts, MT compare to other homes in Roberts 59070?

Among the 1,004 homes in Roberts 59070, it is worth more than 23% of them ($451,403 against a typical $635,542), its price per square foot is higher than 63% of them ($477 against a typical $418), it is bigger than 19% of them (946 ft² against a typical 1,464 ft²), its lot is bigger than 43% of them (3.61 ac against a typical 5.19 ac) and it is newer than 50% of them (1995 against a typical 1995). Measured against all of Carbon County, it is worth more than 31% 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 138 Porcupine Ridge Rd, Roberts, MT?

The 2026 property tax bill for 138 Porcupine Ridge Rd, Roberts, MT was $1,398. The county assessed it at $423,800.

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