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Single Family ResidenceResidential
$260,417$179 / 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

511 1ST AVE SW

GREAT FALLS, MT 59404
4
Beds
2
Baths
1,456 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.
0.14 ac
Lot SizeThe size of the land the home sits on, from county records.
1900
Year BuiltThe year the home was originally built, according to county records.
2
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.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$260K
$247K low$273K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,791 (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.$253,500 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$193,200
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$253,500

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.13 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.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Historical
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.1995
Lot (acres)The size of the land the home sits on, from county records.0.14
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
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 · 192 ft²Porch · 287 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.

H
C M Russell High SchoolB-
High · Grades 9–12 · 0.9 mi
E
Riverview Elementary SchoolA-
Elementary · Grades KG–6 · 1.2 mi
M
North Middle SchoolB-
Middle · Grades 7–8 · 2.0 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

511 1st 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.

  • Worth less than 86% of homes in Great Falls 59404
  • Costs less per square foot than 95% of homes in Great Falls 59404
  • Bigger than 66% of homes in Cascade County
  • Has a smaller lot than 95% of homes in Great Falls 59404
  • Among the oldest 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
$169K$1M

This home is worth more than 14% 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$260,417
CheaperTypical $390,859Pricier

Pricier than 14% of homes nearby

Price per ft²$179
CheaperTypical $290Pricier

Pricier than 5% of homes nearby

Living area1,456 ft²
SmallerTypical 1,337 ft²Bigger

Bigger than 60% of homes nearby

Lot size0.14 ac
SmallerTypical 0.24 acBigger

Bigger than 5% of homes nearby

Year built1900
OlderTypical 1976Newer

Older than almost all homes nearby

How 511 1st Ave Sw ranks against every home in each area.
MeasureThis homeGreat Falls 59404Cascade County
Estimated valuepricier than$260,41714% of homes19% of homes
Price per ft²pricier than$1795% of homes7% of homes
Living areabigger than1,456 ft²60% of homes66% of homes
Lot sizebigger than0.14 ac5% of homes12% of homes
Year builtnewer than1900almost no homes5% of homes

About 511 1st Ave Sw

How much is 511 1st Ave Sw, Great Falls, MT worth?

The TopHap Estimate for 511 1st Ave Sw, Great Falls, MT is $260,417 as of Aug 30, 2026. The likely range is $247,384 to $273,450. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 511 1st Ave Sw, Great Falls, MT last sell?

511 1st Ave Sw, Great Falls, MT last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 511 1st Ave Sw, Great Falls, MT?

511 1st Ave Sw, Great Falls, MT has 4 bedrooms, 2 bathrooms, 1,456 square feet of living space and a 0.14-acre lot.

When was 511 1st Ave Sw, Great Falls, MT built?

511 1st Ave Sw, Great Falls, MT was built in 1900, making it 126 years old. It is a historical home. The building has 2 stories.

What schools serve 511 1st Ave Sw, Great Falls, MT?

511 1st Ave Sw, 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 511 1st 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 14% of them ($260,417 against a typical $390,859), its price per square foot is higher than 5% of them ($179 against a typical $290), it is bigger than 60% of them (1,456 ft² against a typical 1,337 ft²), its lot is bigger than 5% of them (0.14 ac against a typical 0.24 ac) and it is newer than almost none of them (1900 against a typical 1976). Measured against all of Cascade County, it is worth more than 19% 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 511 1st Ave Sw, Great Falls, MT?

The 2026 property tax bill for 511 1st Ave Sw, Great Falls, MT was $3,791. The county assessed it at $253,500.

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