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Single Family ResidenceResidential
$547,851$339 / 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 95How 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

138 SIBLEY LN

BELGRADE, MT 59714
3
Beds
2 / 1
Baths
1,618 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.
0.2 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.
8
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

$548K
$520K low$576K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$828 (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.$548,300 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$539,600
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$548,300

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
CountyGALLATIN
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.Forced Air With Air Conditioning
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 · 102 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.

E
Ridge View Elementary SchoolA
Elementary · Grades KG–4 · 0.3 mi
M
Belgrade Middle SchoolA-
Middle · Grades 5–8 · 1.5 mi
H
Belgrade High SchoolB-
High · Grades 9–12 · 1.6 mi

District: Belgrade Elementary School District

Neighborhood · ZIP 59714These 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.81
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.105
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.182

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.28%
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.0.9%
PopulationHow many people live in this area.24,854
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.52 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$87,518
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$112,456
Average tempThe average temperature here across a full year.41°F
Annual precipHow much rain and melted snow falls here in a typical year.24 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

138 Sibley 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.

  • Worth less than 77% of homes in Gallatin County
  • Costs less per square foot than 80% of homes in Gallatin County
  • Has a smaller lot than 65% of homes in Gallatin County

What homes are worth in Belgrade 59714

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

This home
$330K$3.3M

This home is worth more than 44% of homes in Belgrade 59714.

How it measures up in Belgrade 59714

The dot is this home. The mark in the middle is the typical home in Belgrade 59714.

Estimated value$547,851
CheaperTypical $570,978Pricier

Pricier than 44% of homes nearby

Price per ft²$339
CheaperTypical $382Pricier

Pricier than 35% of homes nearby

Living area1,618 ft²
SmallerTypical 1,548 ft²Bigger

Bigger than 55% of homes nearby

Lot size0.2 ac
SmallerTypical 0.23 acBigger

Bigger than 42% of homes nearby

Year built2002
OlderTypical 2003Newer

Newer than 45% of homes nearby

How 138 Sibley Ln ranks against every home in each area.
MeasureThis homeBelgrade 59714Gallatin County
Estimated valuepricier than$547,85144% of homes23% of homes
Price per ft²pricier than$33935% of homes20% of homes
Living areabigger than1,618 ft²55% of homes48% of homes
Lot sizebigger than0.2 ac42% of homes35% of homes
Year builtnewer than200245% of homes53% of homes

About 138 Sibley Ln

How much is 138 Sibley Ln, Belgrade, MT worth?

The TopHap Estimate for 138 Sibley Ln, Belgrade, MT is $547,851 as of Sep 24, 2026. The likely range is $519,541 to $576,161. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 138 Sibley Ln, Belgrade, MT last sell?

138 Sibley Ln, Belgrade, MT last sold on May 29, 2019, according to the county's recorded deed.

How big is 138 Sibley Ln, Belgrade, MT?

138 Sibley Ln, Belgrade, MT has 3 bedrooms, 2 bathrooms, 1,618 square feet of living space and a 0.20-acre lot.

When was 138 Sibley Ln, Belgrade, MT built?

138 Sibley Ln, Belgrade, MT was built in 2002, making it 24 years old. It is a ranch home. The building has 1 story.

What schools serve 138 Sibley Ln, Belgrade, MT?

138 Sibley Ln, Belgrade, MT is assigned to Ridge View Elementary School (elementary), rated A; Belgrade Middle School (middle), rated A-; Belgrade High School (high), rated B-. All sit in Belgrade Elementary School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 138 Sibley Ln, Belgrade, MT compare to other homes in Belgrade 59714?

Among the 10,011 homes in Belgrade 59714, it is worth more than 44% of them ($547,851 against a typical $570,978), its price per square foot is higher than 35% of them ($339 against a typical $382), it is bigger than 55% of them (1,618 ft² against a typical 1,548 ft²), its lot is bigger than 42% of them (0.2 ac against a typical 0.23 ac) and it is newer than 45% of them (2002 against a typical 2003). Measured against all of Gallatin County, it is worth more than 23% 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 138 Sibley Ln, Belgrade, MT?

The 2026 property tax bill for 138 Sibley Ln, Belgrade, MT was $828. The county assessed it at $548,300.

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