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Big Arm 59910

ZIP codeThe kind of area this report covers. Neighborhood areas nest inside each other, from broad districts down to small pockets.Montana
$761K
Median sale priceThe middle sale price each month, counting normal open-market sales. The average runs above the median when a few expensive sales pull it up. Bars show how many homes sold.
1
Sales (12 mo)How many homes sold here in the last 12 months. More sales make the other numbers more reliable.
$1M
Median valueThe middle estimated value of all homes here, not just the ones that recently sold.

Deed records through Apr 2026 · Quarterly intervals (lower sales volume)Counties take time to publish deeds, so the newest months can be incomplete and may shift as more records arrive.

Housing Stock

HomesHow many homes we have records for in this area.353
Median value (AVM)The middle estimated value of all homes here, not just the ones that recently sold.$1M
Median sizeThe middle home size here, measured in square feet.1,444 ft²
Median bedroomsThe middle bedroom count for homes here.3
Median year builtThe middle build year for homes here. A recent year means most housing is newer.1988
Single familyThe share of homes here that are single-family houses.7.6%

Equity & Ownership

Equity rich (LTV ≤ 50%)The share of owners who owe half or less of what their home is worth, meaning they hold a lot of equity.79%
Underwater (LTV ≥ 125%)The share of owners who owe at least 25% more than their home is worth.2.0%
Owner occupiedThe share of homes lived in by their owner rather than rented out or left empty.34%
Company ownedThe share of homes owned by a company or trust instead of a person.31%
Median loan-to-valueThe middle share of home value still owed on loans across all owners here.27%
Typical ownership tenureHow long the typical owner here has held their home.11.8 yrs

CommunityThese 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.125
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.108
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.225

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.62%
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.16%
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.537
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.14 / mi²
Median household incomeThe middle household income here — half of households earn more, half earn less.$63K
Average household incomeThe average household income. It runs higher than the median when a few high earners pull it up.$92K
Average tempThe average temperature here across a full year.45°F
Annual precipHow much rain and melted snow falls here in a typical year.15 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.52%

How Big Arm 59910 compares

By median home value, Big Arm 59910 is the 2nd most expensive of 11 ZIP codes in Lake County, and its typical home is worth more than 74% of all homes in Lake County.

Home values in Big Arm 59910

Share of homes at each estimated value.

Median
$442K$2.9M
ZIP codes in Lake County ranked by median home value
#Lake CountyMedian valueHomes
1Rollins 59931$1.3M363
2Big Arm 59910$1M353
3Dayton 59914$968K325
4Elmo 59915$873K230
5Proctor 59929$853K181
6Polson 59860$650K6,153
7Saint Ignatius 59865$623K1,137
8Arlee 59821$604K862
9Charlo 59824$546K687
10Ronan 59864$470K2,359
11Pablo 59855$295K325

About the Big Arm 59910 market

What is the median home price in Big Arm 59910, MT?

The median sale price in Big Arm 59910, MT is $760,760 (data through April 2026), based on deeds recorded with the county.

How many homes sell in Big Arm 59910, MT each year?

1 homes sold in Big Arm 59910, MT over the last 12 months (data through April 2026). TopHap counts recorded arm's-length deeds, not listings, so the figure is not affected by which brokerage handled the sale.

How many homes are there in Big Arm 59910, MT?

Big Arm 59910, MT contains 353 residential properties, with a median of 1,444 square feet, 3 bedrooms, built around 1988. The median TopHap Estimate is $1M.

How does Big Arm 59910, MT compare to the rest of Lake County?

By median home value, Big Arm 59910, MT is the 2nd most expensive of 11 ZIP codes in Lake County. Its typical home is worth more than 74% of all homes in Lake County. Rollins 59931 ranks just above it and Dayton 59914 just below. The ranking is rebuilt nightly from the county assessor record of every home in each area.

Do people own or rent in Big Arm 59910, MT?

34% of homes in Big Arm 59910, MT are owner-occupied. 31% are held by a company rather than an individual.

How much equity do owners in Big Arm 59910, MT hold?

79% of mortgaged homes in Big Arm 59910, MT are equity-rich, meaning the loan balance is under half the home's value. 2.0% owe more than the home is worth.

Nearby markets

Browse addresses

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Explore Big Arm 59910 on the map

See every recorded sale, price heat map, school zone and flood overlay across Big Arm 59910 in TopHap’s interactive 3D map.

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A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map