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Single Family ResidenceResidential
$1,100,000$266 / 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 88How 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 $1,100,000 on Sep 3, 2026

974 LASALLE ST

SUPERIOR, CO 80027
6
Beds
3.8
Baths
4,128 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.
1998
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
12
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

$1.1M
$971K low$1.2M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$1,100,000 · Sep 3, 2026

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,102 (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.$79,329 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$25,956
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$53,373
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$72,912
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,166,600

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyBOULDER
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.Concrete
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Attached
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.Patio · 80 ft²Porch · 35 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.

E
Superior Elementary SchoolA+
Elementary · Grades KG–5 · 0.2 mi
M
Eldorado PK-8 SchoolA-
Middle · Grades PK–8 · 1.0 mi
H
Monarch High SchoolA+
High · Grades 9–12 · 1.3 mi

District: Boulder Valley School District Re-2

Neighborhood · ZIP 80027These 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.69
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.95
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.47

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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.36%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.1%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.5%
PopulationHow many people live in this area.32,846
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,366 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$144,899
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$167,733
Average tempThe average temperature here across a full year.50°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.69%

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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

974 Lasalle St 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 76% of homes in Louisville 80027
  • Costs less per square foot than 98% of homes in Louisville 80027
  • Bigger than 94% of homes in Boulder County
  • Has a bigger lot than 68% of homes in Louisville 80027
  • Newer than 73% of homes in Boulder County

What homes are worth in Louisville 80027

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

This home
$327K$1.9M

This home is worth more than 76% of homes in Louisville 80027.

How it measures up in Louisville 80027

The dot is this home. The mark in the middle is the typical home in Louisville 80027.

Estimated value$1,100,000
CheaperTypical $867,567Pricier

Pricier than 76% of homes nearby

Price per ft²$266
CheaperTypical $400Pricier

Pricier than 2% of homes nearby

Living area4,128 ft²
SmallerTypical 2,158 ft²Bigger

Bigger than 93% of homes nearby

Lot size0.2 ac
SmallerTypical 0.16 acBigger

Bigger than 68% of homes nearby

Year built1998
OlderTypical 1994Newer

Newer than 68% of homes nearby

How 974 Lasalle St ranks against every home in each area.
MeasureThis homeLouisville 80027Boulder County
Estimated valuepricier than$1,100,00076% of homes76% of homes
Price per ft²pricier than$2662% of homes13% of homes
Living areabigger than4,128 ft²93% of homes94% of homes
Lot sizebigger than0.2 ac68% of homes58% of homes
Year builtnewer than199868% of homes73% of homes

About 974 Lasalle St

How much is 974 Lasalle St, Superior, CO worth?

The TopHap Estimate for 974 Lasalle St, Superior, CO is $1,100,000 as of Sep 24, 2026. The likely range is $970,846 to $1,229,154. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 974 Lasalle St, Superior, CO last sell?

974 Lasalle St, Superior, CO last sold on Sep 3, 2026 for $1,100,000, according to the county's recorded deed.

How big is 974 Lasalle St, Superior, CO?

974 Lasalle St, Superior, CO has 6 bedrooms, 3.8 bathrooms, 4,128 square feet of living space and a 0.20-acre lot.

When was 974 Lasalle St, Superior, CO built?

974 Lasalle St, Superior, CO was built in 1998, making it 28 years old. The building has 2 stories.

What schools serve 974 Lasalle St, Superior, CO?

974 Lasalle St, Superior, CO is assigned to Superior Elementary School (elementary), rated A+; Eldorado PK-8 School (middle), rated A-; Monarch High School (high), rated A+. All sit in Boulder Valley School District Re-2. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 974 Lasalle St, Superior, CO compare to other homes in Louisville 80027?

Among the 11,850 homes in Louisville 80027, it is worth more than 76% of them ($1,100,000 against a typical $867,567), its price per square foot is higher than 2% of them ($266 against a typical $400), it is bigger than 93% of them (4,128 ft² against a typical 2,158 ft²), its lot is bigger than 68% of them (0.2 ac against a typical 0.16 ac) and it is newer than 68% of them (1998 against a typical 1994). Measured against all of Boulder County, it is worth more than 76% 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 974 Lasalle St, Superior, CO?

The 2025 property tax bill for 974 Lasalle St, Superior, CO was $8,102. The county assessed it at $79,329.

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