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Single Family ResidenceResidential
$384,459$201 / 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
Last sold for $144,000 on Jan 15, 2008

521 COOK AVE

BILLINGS, MT 59101
4
Beds
2
Baths
1,908 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.
0.16 ac
Lot SizeThe size of the land the home sits on, from county records.
1949
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

$384K
$364K low$404K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$144,000 · Jan 15, 2008

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,068 (2025)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$313,600 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$37,400
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$276,200
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$272,300
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$313,600

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.7
10
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
1
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. 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.7 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.6%
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.minimal

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
CountyYELLOWSTONE
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.1995
Lot (acres)The size of the land the home sits on, from county records.0.16
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
FireplaceWhether the home has a fireplace, and what kind.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Detached
PoolWhether the property has a pool, and what kind, such as in-ground.No
ViewThe type of view from the property, or another feature of the site that affects value.Neighborhood / Spot
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck · 136 ft²Porch · 40 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
Broadwater Elementary SchoolD
Elementary · Grades KG–5 · 0.4 mi
H
Billings Senior High SchoolC-
High · Grades 9–12 · 0.9 mi
M
Lewis and Clark Middle SchoolC
Middle · Grades 6–8 · 1.2 mi

District: Billings Elementary School District

Neighborhood · ZIP 59101These 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.123
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 100.29

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.93%
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.13%
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.42,522
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.72 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$60,510
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$73,449
Average tempThe average temperature here across a full year.47°F
Annual precipHow much rain and melted snow falls here in a typical year.17 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.60%

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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

521 Cook Ave 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 89% of homes in Terry
  • Bigger than 71% of homes in Terry
  • Has a smaller lot than 80% of homes in Yellowstone County
  • Older than 87% of homes in Yellowstone County

What homes are worth in Billings 59101

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

This home
$171K$761K

This home is worth more than 69% of homes in Billings 59101.

How it measures up in Billings 59101

The dot is this home. The mark in the middle is the typical home in Billings 59101.

Estimated value$384,459
CheaperTypical $325,318Pricier

Pricier than 69% of homes nearby

Price per ft²$201
CheaperTypical $213Pricier

Pricier than 42% of homes nearby

Living area1,908 ft²
SmallerTypical 1,485 ft²Bigger

Bigger than 70% of homes nearby

Lot size0.16 ac
SmallerTypical 0.16 acBigger

Bigger than 31% of homes nearby

Year built1949
OlderTypical 1972Newer

Newer than 32% of homes nearby

How 521 Cook Ave ranks against every home in each area.
MeasureThis homeTerryBillings 59101Yellowstone County
Estimated valuepricier than$384,45989% of homes69% of homes48% of homes
Price per ft²pricier than$20151% of homes42% of homes44% of homes
Living areabigger than1,908 ft²71% of homes70% of homes55% of homes
Lot sizebigger than0.16 ac30% of homes31% of homes20% of homes
Year builtnewer than194948% of homes32% of homes13% of homes

About 521 Cook Ave

How much is 521 Cook Ave, Billings, MT worth?

The TopHap Estimate for 521 Cook Ave, Billings, MT is $384,459 as of Sep 24, 2026. The likely range is $364,459 to $404,459. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 521 Cook Ave, Billings, MT last sell?

521 Cook Ave, Billings, MT last sold on Jan 15, 2008 for $144,000, according to the county's recorded deed.

How big is 521 Cook Ave, Billings, MT?

521 Cook Ave, Billings, MT has 4 bedrooms, 2 bathrooms, 1,908 square feet of living space and a 0.16-acre lot.

When was 521 Cook Ave, Billings, MT built?

521 Cook Ave, Billings, MT was built in 1949, making it 77 years old. It is a ranch home. The building has 1 story.

What schools serve 521 Cook Ave, Billings, MT?

521 Cook Ave, Billings, MT is assigned to Broadwater Elementary School (elementary), rated D; Billings Senior High School (high), rated C-; Lewis and Clark Middle School (middle), rated C. All sit in Billings Elementary School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 521 Cook Ave, Billings, MT compare to other homes in Billings 59101?

Among the 15,261 homes in Billings 59101, it is worth more than 69% of them ($384,459 against a typical $325,318), its price per square foot is higher than 42% of them ($201 against a typical $213), it is bigger than 70% of them (1,908 ft² against a typical 1,485 ft²), its lot is bigger than 31% of them (0.16 ac against a typical 0.16 ac) and it is newer than 32% of them (1949 against a typical 1972). Measured against all of Yellowstone County, it is worth more than 48% 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 521 Cook Ave, Billings, MT?

The 2025 property tax bill for 521 Cook Ave, Billings, MT was $2,068. The county assessed it at $313,600.

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