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Mobile HomeResidential

432 21ST ST SW

GREAT FALLS, MT 59404
2
Beds
1
Baths
938 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.
1976
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.

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$696 (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.$48,100 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$30,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$48,100

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.8 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.34%
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.Mobile Home
StyleThe architectural style of the home, such as ranch or colonial.Mobile Home
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
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.Roll Composition (rolled Mineral Roof)
HeatingThe type of heating system in the home.Central
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 · 192 ft²Porch · 32 ft²

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 · 0.9 mi
H
C M Russell High SchoolB-
High · Grades 9–12 · 1.9 mi
M
North Middle SchoolB-
Middle · Grades 7–8 · 3.3 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

432 21st St 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.

  • Smaller than 84% 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.

Living area938 ft²
SmallerTypical 1,332 ft²Bigger

Bigger than 16% of homes nearby

Year built1976
OlderTypical 1975Newer

Newer than 53% of homes nearby

How 432 21st St Sw ranks against every home in each area.
MeasureThis homeGreat Falls 59404Cascade County
Living areabigger than938 ft²16% of homes21% of homes
Year builtnewer than197653% of homes63% of homes

About 432 21st St Sw

When did 432 21st St Sw, Great Falls, MT last sell?

432 21st St Sw, Great Falls, MT last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 432 21st St Sw, Great Falls, MT?

432 21st St Sw, Great Falls, MT has 2 bedrooms, 1 bathrooms and 938 square feet of living space.

When was 432 21st St Sw, Great Falls, MT built?

432 21st St Sw, Great Falls, MT was built in 1976, making it 50 years old. It is a mobile home home. The building has 1 story.

What schools serve 432 21st St Sw, Great Falls, MT?

432 21st St 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 432 21st St Sw, Great Falls, MT compare to other homes in Great Falls 59404?

Among the 11,757 homes in Great Falls 59404, it is bigger than 16% of them (938 ft² against a typical 1,332 ft²) and it is newer than 53% of them (1976 against a typical 1975). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 432 21st St Sw, Great Falls, MT?

The 2026 property tax bill for 432 21st St Sw, Great Falls, MT was $696. The county assessed it at $48,100.

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