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Single Family ResidenceResidential
$249,434$143 / 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 58How 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

401 N MAIN ST

BOULDER, MT 59632
4
Beds
1
Baths
1,749 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.
0.62 ac
Lot SizeThe size of the land the home sits on, from county records.
1925
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
4
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$249K
$145K low$354K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,885 (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.$368,300 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$282,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$368,300

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.7 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.6%

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
CountyJEFFERSON
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.1950
Lot (acres)The size of the land the home sits on, from county records.0.62
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
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.Porch · 65 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.

M
Boulder 7-8 SchoolA
Middle · Grades 7–8 · 0.4 mi
E
Boulder Elementary SchoolA-
Elementary · Grades PK–6 · 0.4 mi
H
Jefferson High SchoolD+
High · Grades 9–12 · 0.4 mi

District: Jefferson High School District

Neighborhood · ZIP 59632These 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.136
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.102
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.173

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.93%
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.5.2%
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.2,840
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.$67,225
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$90,916
Average tempThe average temperature here across a full year.37°F
Annual precipHow much rain and melted snow falls here in a typical year.23 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.59%

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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

401 N Main St 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 97% of homes in Jefferson County
  • Among the lowest price per square foot in Boulder 59632
  • Bigger than 79% of homes in Boulder 59632
  • Has a smaller lot than 79% of homes in Jefferson County
  • Older than 93% of homes in Jefferson County

What homes are worth in Boulder 59632

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

This home
$179K$1.3M

This home is worth more than 9% of homes in Boulder 59632.

How it measures up in Boulder 59632

The dot is this home. The mark in the middle is the typical home in Boulder 59632.

Estimated value$249,434
CheaperTypical $393,139Pricier

Pricier than 9% of homes nearby

Price per ft²$143
CheaperTypical $310Pricier

Cheaper than almost all homes nearby

Living area1,749 ft²
SmallerTypical 1,216 ft²Bigger

Bigger than 79% of homes nearby

Lot size0.62 ac
SmallerTypical 0.56 acBigger

Bigger than 51% of homes nearby

Year built1925
OlderTypical 1979Newer

Newer than 13% of homes nearby

How 401 N Main St ranks against every home in each area.
MeasureThis homeBoulder 59632Jefferson County
Estimated valuepricier than$249,4349% of homes3% of homes
Price per ft²pricier than$143almost no homesalmost no homes
Living areabigger than1,749 ft²79% of homes66% of homes
Lot sizebigger than0.62 ac51% of homes21% of homes
Year builtnewer than192513% of homes7% of homes

About 401 N Main St

How much is 401 N Main St, Boulder, MT worth?

The TopHap Estimate for 401 N Main St, Boulder, MT is $249,434 as of Sep 24, 2026. The likely range is $144,704 to $354,164. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 401 N Main St, Boulder, MT last sell?

401 N Main St, Boulder, MT last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 401 N Main St, Boulder, MT?

401 N Main St, Boulder, MT has 4 bedrooms, 1 bathrooms, 1,749 square feet of living space and a 0.62-acre lot.

When was 401 N Main St, Boulder, MT built?

401 N Main St, Boulder, MT was built in 1925, making it 101 years old. It is a historical home. The building has 2 stories.

What schools serve 401 N Main St, Boulder, MT?

401 N Main St, Boulder, MT is assigned to Boulder 7-8 School (middle), rated A; Boulder Elementary School (elementary), rated A-; Jefferson High School (high), rated D+. All sit in Jefferson High School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 401 N Main St, Boulder, MT compare to other homes in Boulder 59632?

Among the 1,006 homes in Boulder 59632, it is worth more than 9% of them ($249,434 against a typical $393,139), its price per square foot is higher than almost none of them ($143 against a typical $310), it is bigger than 79% of them (1,749 ft² against a typical 1,216 ft²), its lot is bigger than 51% of them (0.62 ac against a typical 0.56 ac) and it is newer than 13% of them (1925 against a typical 1979). Measured against all of Jefferson County, it is worth more than 3% 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 401 N Main St, Boulder, MT?

The 2026 property tax bill for 401 N Main St, Boulder, MT was $4,885. The county assessed it at $368,300.

More homes on N Main St

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Assigned schools

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