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Rural ResidenceResidential
$1,228,805$315 / 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 80How 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

6100 66TH AVE SW

GREAT FALLS, MT 59404
4
Beds
3.5
Baths
3,903 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.
20 ac
Lot SizeThe size of the land the home sits on, from county records.
2023
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
4
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$1.2M
$988K low$1.5M high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,598 (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.$1,069,014 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$751,707
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,069,014

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
CountyCASCADE
Lot (acres)The size of the land the home sits on, from county records.20.00
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.Forced Air With Air Conditioning
CoolingThe type of cooling or air conditioning in the home.Central
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 · 80 ft²

Transaction History(1)

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.

E
West Elementary SchoolC-
Elementary · Grades KG–6 · 5.3 mi
H
C M Russell High SchoolB-
High · Grades 9–12 · 6.3 mi
M
North Middle SchoolB-
Middle · Grades 7–8 · 7.6 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

6100 66th Ave Sw 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.

  • Among the most valuable homes in Great Falls 59404
  • Costs more per square foot than 66% of homes in Cascade County
  • Among the largest homes in Cascade County
  • Has a bigger lot than 98% of homes in Great Falls 59404
  • Among the newest homes in Great Falls 59404

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
$170K$1M

This home is worth more than almost all 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$1,228,805
CheaperTypical $390,936Pricier

Pricier than almost all homes nearby

Price per ft²$315
CheaperTypical $290Pricier

Pricier than 63% of homes nearby

Living area3,903 ft²
SmallerTypical 1,344 ft²Bigger

Bigger than 98% of homes nearby

Lot size20 ac
SmallerTypical 0.24 acBigger

Bigger than 98% of homes nearby

Year built2023
OlderTypical 1976Newer

Newer than almost all homes nearby

How 6100 66th Ave Sw ranks against every home in each area.
MeasureThis homeGreat Falls 59404Cascade County
Estimated valuepricier than$1,228,805almost all homesalmost all homes
Price per ft²pricier than$31563% of homes66% of homes
Living areabigger than3,903 ft²98% of homesalmost all homes
Lot sizebigger than20 ac98% of homes95% of homes
Year builtnewer than2023almost all homesalmost all homes

About 6100 66th Ave Sw

How much is 6100 66th Ave Sw, Great Falls, MT worth?

The TopHap Estimate for 6100 66th Ave Sw, Great Falls, MT is $1,228,805 as of Aug 30, 2026. The likely range is $987,579 to $1,470,031. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 6100 66th Ave Sw, Great Falls, MT last sell?

6100 66th Ave Sw, Great Falls, MT last sold on Sep 17, 2021, according to the county's recorded deed.

How big is 6100 66th Ave Sw, Great Falls, MT?

6100 66th Ave Sw, Great Falls, MT has 4 bedrooms, 3.5 bathrooms, 3,903 square feet of living space and a 20.00-acre lot.

When was 6100 66th Ave Sw, Great Falls, MT built?

6100 66th Ave Sw, Great Falls, MT was built in 2023, making it 3 years old. It is a conventional home. The building has 1 story.

What schools serve 6100 66th Ave Sw, Great Falls, MT?

6100 66th Ave Sw, Great Falls, MT is assigned to West Elementary School (elementary), rated C-; C M Russell High School (high), rated B-; 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 6100 66th Ave Sw, 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 almost all of them ($1,228,805 against a typical $390,936), its price per square foot is higher than 63% of them ($315 against a typical $290), it is bigger than 98% of them (3,903 ft² against a typical 1,344 ft²), its lot is bigger than 98% of them (20 ac against a typical 0.24 ac) and it is newer than almost all of them (2023 against a typical 1976). Measured against all of Cascade County, it is worth more than almost all 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 6100 66th Ave Sw, Great Falls, MT?

The 2026 property tax bill for 6100 66th Ave Sw, Great Falls, MT was $5,598. The county assessed it at $1,069,014.

More homes on 66th Ave Sw

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