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Single Family ResidenceResidential
$617,547$335 / 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 97How 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
Last sold for $352,802 on Jul 27, 2023

646 ALPINE LN

KALISPELL, MT 59901
4
Beds
2
Baths
1,842 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.
0.58 ac
Lot SizeThe size of the land the home sits on, from county records.
2002
Year BuiltThe year the home was originally built, according to county records.
1
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.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$618K
$596K low$639K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$352,802 · Jul 27, 2023

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,655 (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.$628,700 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$475,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$628,700

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.42
82
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
43
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
46
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
17
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
24
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.29 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.0.2 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.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Ranch
CountyFLATHEAD
Lot (acres)The size of the land the home sits on, from county records.0.58
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.Yes
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.Porch · 100 ft²

Transaction History(2)

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
Helena Flats 7-8C+
Middle · Grades 7–8 · 0.9 mi
E
Helena Flats SchoolC
Elementary · Grades PK–6 · 0.9 mi
H
Glacier High SchoolC
High · Grades 9–12 · 4.1 mi

District: Helena Flats Elementary School District

Neighborhood · ZIP 59901These 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.84
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.101
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.220

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.94%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.22%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.9.6%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.0%
PopulationHow many people live in this area.63,278
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.109 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$69,502
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$89,461
Average tempThe average temperature here across a full year.40°F
Annual precipHow much rain and melted snow falls here in a typical year.26 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.52%

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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

646 Alpine Ln 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 less per square foot than 83% of homes in Flathead County
  • Bigger than 72% of homes in Kalispell 59901

What homes are worth in Kalispell 59901

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

This home
$300K$1.9M

This home is worth more than 56% of homes in Kalispell 59901.

How it measures up in Kalispell 59901

The dot is this home. The mark in the middle is the typical home in Kalispell 59901.

Estimated value$617,547
CheaperTypical $583,822Pricier

Pricier than 56% of homes nearby

Price per ft²$335
CheaperTypical $389Pricier

Pricier than 27% of homes nearby

Living area1,842 ft²
SmallerTypical 1,444 ft²Bigger

Bigger than 72% of homes nearby

Lot size0.58 ac
SmallerTypical 0.46 acBigger

Bigger than 57% of homes nearby

Year built2002
OlderTypical 1995Newer

Newer than 62% of homes nearby

How 646 Alpine Ln ranks against every home in each area.
MeasureThis homeKalispell 59901Flathead County
Estimated valuepricier than$617,54756% of homes41% of homes
Price per ft²pricier than$33527% of homes17% of homes
Living areabigger than1,842 ft²72% of homes69% of homes
Lot sizebigger than0.58 ac57% of homes51% of homes
Year builtnewer than200262% of homes61% of homes

About 646 Alpine Ln

How much is 646 Alpine Ln, Kalispell, MT worth?

The TopHap Estimate for 646 Alpine Ln, Kalispell, MT is $617,547 as of Sep 24, 2026. The likely range is $596,112 to $638,982. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 646 Alpine Ln, Kalispell, MT last sell?

646 Alpine Ln, Kalispell, MT last sold on Jul 27, 2023 for $352,802, according to the county's recorded deed.

How big is 646 Alpine Ln, Kalispell, MT?

646 Alpine Ln, Kalispell, MT has 4 bedrooms, 2 bathrooms, 1,842 square feet of living space and a 0.58-acre lot.

When was 646 Alpine Ln, Kalispell, MT built?

646 Alpine Ln, Kalispell, MT was built in 2002, making it 24 years old. It is a ranch home. The building has 1 story.

What schools serve 646 Alpine Ln, Kalispell, MT?

646 Alpine Ln, Kalispell, MT is assigned to Helena Flats 7-8 (middle), rated C+; Helena Flats School (elementary), rated C; Glacier High School (high), rated C. All sit in Helena Flats Elementary School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 646 Alpine Ln, Kalispell, MT compare to other homes in Kalispell 59901?

Among the 24,299 homes in Kalispell 59901, it is worth more than 56% of them ($617,547 against a typical $583,822), its price per square foot is higher than 27% of them ($335 against a typical $389), it is bigger than 72% of them (1,842 ft² against a typical 1,444 ft²), its lot is bigger than 57% of them (0.58 ac against a typical 0.46 ac) and it is newer than 62% of them (2002 against a typical 1995). Measured against all of Flathead County, it is worth more than 41% 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 646 Alpine Ln, Kalispell, MT?

The 2026 property tax bill for 646 Alpine Ln, Kalispell, MT was $2,655. The county assessed it at $628,700.

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