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Single Family ResidenceResidential
$344,019$430 / 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 95How 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
Last sold for $175,000 on May 9, 2016

139 15TH AVE NW

GREAT FALLS, MT 59404
3
Beds
1
Baths
800 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.
0.16 ac
Lot SizeThe size of the land the home sits on, from county records.
1980
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.
5
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$344K
$327K low$361K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$175,000 · May 9, 2016

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,807 (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.$302,000 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$237,800
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$302,000

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.Ranch
CountyCASCADE
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.1990
Lot (acres)The size of the land the home sits on, from county records.0.17
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.Central
CoolingThe type of cooling or air conditioning in the home.Central
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 · 240 ft²

Transaction History(4)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

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

H
C M Russell High SchoolB-
High · Grades 9–12 · 0.2 mi
E
Riverview Elementary SchoolA-
Elementary · Grades KG–6 · 0.2 mi
M
North Middle SchoolB-
Middle · Grades 7–8 · 1.2 mi

District: Great Falls High School District

Neighborhood · ZIP 59404These 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.59
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.104
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.53

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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.19%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.9.3%
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.28,661
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.101 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$81,568
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$97,297
Average tempThe average temperature here across a full year.45°F
Annual precipHow much rain and melted snow falls here in a typical year.14 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.61%

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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

139 15th Ave Nw 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 more per square foot than 96% of homes in Great Falls 59404
  • Smaller than 95% of homes in Great Falls 59404
  • Has a smaller lot than 86% of homes in Great Falls 59404
  • Newer than 70% of homes in Cascade County

What homes are worth in Great Falls 59404

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

This home
$166K$982K

This home is worth more than 36% of homes in Great Falls 59404.

How it measures up in Great Falls 59404

The dot is this home. The mark in the middle is the typical home in Great Falls 59404.

Estimated value$344,019
CheaperTypical $390,674Pricier

Pricier than 36% of homes nearby

Price per ft²$430
CheaperTypical $290Pricier

Pricier than 96% of homes nearby

Living area800 ft²
SmallerTypical 1,332 ft²Bigger

Bigger than 5% of homes nearby

Lot size0.16 ac
SmallerTypical 0.24 acBigger

Bigger than 14% of homes nearby

Year built1980
OlderTypical 1976Newer

Newer than 61% of homes nearby

How 139 15th Ave Nw ranks against every home in each area.
MeasureThis homeGreat Falls 59404Cascade County
Estimated valuepricier than$344,01936% of homes50% of homes
Price per ft²pricier than$43096% of homes94% of homes
Living areabigger than800 ft²5% of homes8% of homes
Lot sizebigger than0.16 ac14% of homes17% of homes
Year builtnewer than198061% of homes70% of homes

About 139 15th Ave Nw

How much is 139 15th Ave Nw, Great Falls, MT worth?

The TopHap Estimate for 139 15th Ave Nw, Great Falls, MT is $344,019 as of Aug 30, 2026. The likely range is $327,290 to $360,748. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 139 15th Ave Nw, Great Falls, MT last sell?

139 15th Ave Nw, Great Falls, MT last sold on May 9, 2016 for $175,000, according to the county's recorded deed.

How big is 139 15th Ave Nw, Great Falls, MT?

139 15th Ave Nw, Great Falls, MT has 3 bedrooms, 1 bathrooms, 800 square feet of living space and a 0.17-acre lot.

When was 139 15th Ave Nw, Great Falls, MT built?

139 15th Ave Nw, Great Falls, MT was built in 1980, making it 46 years old. It is a ranch home. The building has 1 story.

What schools serve 139 15th Ave Nw, Great Falls, MT?

139 15th Ave Nw, Great Falls, MT is assigned to C M Russell High School (high), rated B-; Riverview Elementary School (elementary), rated A-; North Middle School (middle), rated B-. All sit in Great Falls High School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 139 15th Ave Nw, Great Falls, MT compare to other homes in Great Falls 59404?

Among the 11,757 homes in Great Falls 59404, it is worth more than 36% of them ($344,019 against a typical $390,674), its price per square foot is higher than 96% of them ($430 against a typical $290), it is bigger than 5% of them (800 ft² against a typical 1,332 ft²), its lot is bigger than 14% of them (0.16 ac against a typical 0.24 ac) and it is newer than 61% of them (1980 against a typical 1976). Measured against all of Cascade County, it is worth more than 50% 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 139 15th Ave Nw, Great Falls, MT?

The 2026 property tax bill for 139 15th Ave Nw, Great Falls, MT was $1,807. The county assessed it at $302,000.

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