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Rural ResidenceResidential
$601,279$351 / 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 90How 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

21 COLLINS LN

ROBERTS, MT 59070
3
Beds
1.5
Baths
1,712 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.
0.59 ac
Lot SizeThe size of the land the home sits on, from county records.
1967
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
5
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$601K
$541K low$661K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,993 (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.$503,200 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$503,200
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$503,200

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.132 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.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.Rural Residence
StyleThe architectural style of the home, such as ranch or colonial.Ranch
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.2000
Lot (acres)The size of the land the home sits on, from county records.0.59
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 · 722 ft²Shed · 36 ft²

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

H
Red Lodge High SchoolA+
High · Grades 9–12 · 4.5 mi
E
Mountain View SchoolC+
Elementary · Grades PK–5 · 5.4 mi
M
Roosevelt Junior High SchoolC-
Middle · Grades 6–8 · 5.4 mi

District: Red Lodge 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

21 Collins Ln 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 67% of homes in Roberts 59070
  • Bigger than 65% of homes in Carbon County
  • Has a smaller lot than 88% of homes in Roberts 59070
  • Older than 78% of homes in Roberts 59070

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
$282K$1.6M

This home is worth more than 49% 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$601,279
CheaperTypical $606,504Pricier

Pricier than 49% of homes nearby

Price per ft²$351
CheaperTypical $410Pricier

Pricier than 33% of homes nearby

Living area1,712 ft²
SmallerTypical 1,464 ft²Bigger

Bigger than 63% of homes nearby

Lot size0.59 ac
SmallerTypical 5.2 acBigger

Bigger than 12% of homes nearby

Year built1967
OlderTypical 1995Newer

Newer than 22% of homes nearby

How 21 Collins Ln ranks against every home in each area.
MeasureThis homeRoberts 59070Carbon County
Estimated valuepricier than$601,27949% of homes56% of homes
Price per ft²pricier than$35133% of homes38% of homes
Living areabigger than1,712 ft²63% of homes65% of homes
Lot sizebigger than0.59 ac12% of homes42% of homes
Year builtnewer than196722% of homes33% of homes

About 21 Collins Ln

How much is 21 Collins Ln, Roberts, MT worth?

The TopHap Estimate for 21 Collins Ln, Roberts, MT is $601,279 as of Sep 24, 2026. The likely range is $541,413 to $661,145. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Collins Ln, Roberts, MT last sell?

21 Collins Ln, Roberts, MT last sold on Aug 28, 2020, according to the county's recorded deed.

How big is 21 Collins Ln, Roberts, MT?

21 Collins Ln, Roberts, MT has 3 bedrooms, 1.5 bathrooms, 1,712 square feet of living space and a 0.59-acre lot.

When was 21 Collins Ln, Roberts, MT built?

21 Collins Ln, Roberts, MT was built in 1967, making it 59 years old. It is a ranch home. The building has 1 story.

What schools serve 21 Collins Ln, Roberts, MT?

21 Collins Ln, Roberts, MT is assigned to Red Lodge High School (high), rated A+; Mountain View School (elementary), rated C+; Roosevelt Junior High School (middle), rated C-. All sit in Red Lodge Elementary School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 Collins Ln, Roberts, MT compare to other homes in Roberts 59070?

Among the 1,004 homes in Roberts 59070, it is worth more than 49% of them ($601,279 against a typical $606,504), its price per square foot is higher than 33% of them ($351 against a typical $410), it is bigger than 63% of them (1,712 ft² against a typical 1,464 ft²), its lot is bigger than 12% of them (0.59 ac against a typical 5.2 ac) and it is newer than 22% of them (1967 against a typical 1995). Measured against all of Carbon County, it is worth more than 56% 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 21 Collins Ln, Roberts, MT?

The 2026 property tax bill for 21 Collins Ln, Roberts, MT was $1,993. The county assessed it at $503,200.

More homes on Collins Ln

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