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Single Family ResidenceResidential
$304,467$356 / 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 96How 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 $267,200 on Sep 16, 2021

421 HOME ADDITION

ST IGNATIUS, MT 59865
2
Beds
1
Baths
856 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.
0.19 ac
Lot SizeThe size of the land the home sits on, from county records.
1958
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
5
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$304K
$292K low$317K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$267,200 · Sep 16, 2021

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,108 (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.$241,400 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$208,700
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$241,400

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
CountyLAKE
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.2010
Lot (acres)The size of the land the home sits on, from county records.0.20
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
GarageWhether the property has a garage, and details like whether it is attached to the home.Carport (Unspecified)
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 · 60 ft²

Transaction History(4)

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
St Ignatius Elementary SchoolD
Elementary · Grades PK–5 · 0.5 mi
H
St Ignatius High SchoolD
High · Grades 9–12 · 0.5 mi
M
St Ignatius Middle SchoolD
Middle · Grades 6–8 · 0.5 mi

District: St. Ignatius K-12 Schools

Neighborhood · ZIP 59865These 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.105
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.103
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.202

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.15%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.14%
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.3,419
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.23 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$53,726
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$74,768
Average tempThe average temperature here across a full year.43°F
Annual precipHow much rain and melted snow falls here in a typical year.30 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

421 Home Addition 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 94% of homes in Lake County
  • Costs less per square foot than 69% of homes in Lake County
  • Smaller than 88% of homes in Saint Ignatius 59865
  • Has a smaller lot than 89% of homes in Saint Ignatius 59865
  • Older than 81% of homes in Lake County

What homes are worth in Saint Ignatius 59865

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

This home
$264K$1.7M

This home is worth more than 8% of homes in Saint Ignatius 59865.

How it measures up in Saint Ignatius 59865

The dot is this home. The mark in the middle is the typical home in Saint Ignatius 59865.

Estimated value$304,467
CheaperTypical $612,480Pricier

Pricier than 8% of homes nearby

Price per ft²$356
CheaperTypical $380Pricier

Pricier than 44% of homes nearby

Living area856 ft²
SmallerTypical 1,440 ft²Bigger

Bigger than 12% of homes nearby

Lot size0.19 ac
SmallerTypical 5.02 acBigger

Bigger than 11% of homes nearby

Year built1958
OlderTypical 1982Newer

Newer than 25% of homes nearby

How 421 Home Addition ranks against every home in each area.
MeasureThis homeSaint Ignatius 59865Lake County
Estimated valuepricier than$304,4678% of homes6% of homes
Price per ft²pricier than$35644% of homes31% of homes
Living areabigger than856 ft²12% of homes12% of homes
Lot sizebigger than0.19 ac11% of homes13% of homes
Year builtnewer than195825% of homes19% of homes

About 421 Home Addition

How much is 421 Home Addition, St Ignatius, MT worth?

The TopHap Estimate for 421 Home Addition, St Ignatius, MT is $304,467 as of Sep 24, 2026. The likely range is $292,287 to $316,647. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 421 Home Addition, St Ignatius, MT last sell?

421 Home Addition, St Ignatius, MT last sold on Sep 16, 2021 for $267,200, according to the county's recorded deed.

How big is 421 Home Addition, St Ignatius, MT?

421 Home Addition, St Ignatius, MT has 2 bedrooms, 1 bathrooms, 856 square feet of living space and a 0.20-acre lot.

When was 421 Home Addition, St Ignatius, MT built?

421 Home Addition, St Ignatius, MT was built in 1958, making it 68 years old. It is a ranch home. The building has 1 story.

What schools serve 421 Home Addition, St Ignatius, MT?

421 Home Addition, St Ignatius, MT is assigned to St Ignatius Elementary School (elementary), rated D; St Ignatius High School (high), rated D; St Ignatius Middle School (middle), rated D. All sit in St. Ignatius K-12 Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 421 Home Addition, St Ignatius, MT compare to other homes in Saint Ignatius 59865?

Among the 1,142 homes in Saint Ignatius 59865, it is worth more than 8% of them ($304,467 against a typical $612,480), its price per square foot is higher than 44% of them ($356 against a typical $380), it is bigger than 12% of them (856 ft² against a typical 1,440 ft²), its lot is bigger than 11% of them (0.19 ac against a typical 5.02 ac) and it is newer than 25% of them (1958 against a typical 1982). Measured against all of Lake County, it is worth more than 6% 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 421 Home Addition, St Ignatius, MT?

The 2026 property tax bill for 421 Home Addition, St Ignatius, MT was $1,108. The county assessed it at $241,400.

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