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Single Family ResidenceResidential
$1,566,281$682 / 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 92How 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 $408,200 on Aug 11, 2015

135 ROCK CASTLE RD

MANHATTAN, MT 59741
4
Beds
3
Baths
2,296 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.
19.83 ac
Lot SizeThe size of the land the home sits on, from county records.
2006
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.
6
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$1.6M
$1.4M low$1.7M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$408,200 · Aug 11, 2015

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,195 (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.$1,432,367 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,009,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,432,367

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.Conventional
CountyGALLATIN
Lot (acres)The size of the land the home sits on, from county records.19.83
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.Metal
HeatingThe type of heating system in the home.Central
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 · 592 ft²Patio · 1,776 ft²Porch · 400 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.

H
Manhattan High SchoolA
High · Grades 9–12 · 3.1 mi
E
Manhattan Elementary SchoolA+
Elementary · Grades PK–5 · 3.1 mi
M
Manhattan Middle SchoolA+
Middle · Grades 6–8 · 3.1 mi

District: Manhattan Elementary School District

Neighborhood · ZIP 59741These 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.75
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.106
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.193

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.92%
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.5.9%
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.5,780
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.28 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$79,173
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$101,080
Average tempThe average temperature here across a full year.42°F
Annual precipHow much rain and melted snow falls here in a typical year.18 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

135 Rock Castle Rd 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 more than 87% of homes in Manhattan 59741
  • Costs more per square foot than 84% of homes in Manhattan 59741
  • Bigger than 77% of homes in Manhattan 59741
  • Has a bigger lot than 93% of homes in Gallatin County
  • Newer than 76% of homes in Manhattan 59741

What homes are worth in Manhattan 59741

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

This home
$333K$2.7M

This home is worth more than 87% of homes in Manhattan 59741.

How it measures up in Manhattan 59741

The dot is this home. The mark in the middle is the typical home in Manhattan 59741.

Estimated value$1,566,281
CheaperTypical $764,057Pricier

Pricier than 87% of homes nearby

Price per ft²$682
CheaperTypical $442Pricier

Pricier than 84% of homes nearby

Living area2,296 ft²
SmallerTypical 1,629 ft²Bigger

Bigger than 77% of homes nearby

Lot size19.83 ac
SmallerTypical 0.41 acBigger

Bigger than 85% of homes nearby

Year built2006
OlderTypical 1993Newer

Newer than 76% of homes nearby

How 135 Rock Castle Rd ranks against every home in each area.
MeasureThis homeManhattan 59741Gallatin County
Estimated valuepricier than$1,566,28187% of homes83% of homes
Price per ft²pricier than$68284% of homes75% of homes
Living areabigger than2,296 ft²77% of homes77% of homes
Lot sizebigger than19.83 ac85% of homes93% of homes
Year builtnewer than200676% of homes65% of homes

About 135 Rock Castle Rd

How much is 135 Rock Castle Rd, Manhattan, MT worth?

The TopHap Estimate for 135 Rock Castle Rd, Manhattan, MT is $1,566,281 as of Sep 24, 2026. The likely range is $1,436,962 to $1,695,600. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 135 Rock Castle Rd, Manhattan, MT last sell?

135 Rock Castle Rd, Manhattan, MT last sold on Aug 11, 2015 for $408,200, according to the county's recorded deed.

How big is 135 Rock Castle Rd, Manhattan, MT?

135 Rock Castle Rd, Manhattan, MT has 4 bedrooms, 3 bathrooms, 2,296 square feet of living space and a 19.83-acre lot.

When was 135 Rock Castle Rd, Manhattan, MT built?

135 Rock Castle Rd, Manhattan, MT was built in 2006, making it 20 years old. It is a conventional home. The building has 1 story.

What schools serve 135 Rock Castle Rd, Manhattan, MT?

135 Rock Castle Rd, Manhattan, MT is assigned to Manhattan High School (high), rated A; Manhattan Elementary School (elementary), rated A+; Manhattan Middle School (middle), rated A+. All sit in Manhattan Elementary School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 135 Rock Castle Rd, Manhattan, MT compare to other homes in Manhattan 59741?

Among the 2,170 homes in Manhattan 59741, it is worth more than 87% of them ($1,566,281 against a typical $764,057), its price per square foot is higher than 84% of them ($682 against a typical $442), it is bigger than 77% of them (2,296 ft² against a typical 1,629 ft²), its lot is bigger than 85% of them (19.83 ac against a typical 0.41 ac) and it is newer than 76% of them (2006 against a typical 1993). Measured against all of Gallatin County, it is worth more than 83% 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 135 Rock Castle Rd, Manhattan, MT?

The 2026 property tax bill for 135 Rock Castle Rd, Manhattan, MT was $7,195. The county assessed it at $1,432,367.

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