Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential
$4,513,410$1,282 / 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 Oct 21, 2026
Last sold for $1,890,000 on Sep 20, 2007

2185 KNOLLWOOD DR

BOULDER, CO 80302
4
Beds
3 / 3
Baths
3,521 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.
0.44 ac
Lot SizeThe size of the land the home sits on, from county records.
2009
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
10
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

$4.5M
$4.2M low$4.9M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$1,890,000 · Sep 20, 2007

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$34,054 (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.$319,627 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$183,872
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$135,755
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$293,775
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$4,700,400

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.0.44
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
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.Deck · 126 ft²Porch · 298 ft²

Transaction History(3)

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
Flatirons Elementary SchoolA
Elementary · Grades KG–5 · 0.8 mi
M
Casey Middle SchoolC+
Middle · Grades 6–8 · 0.9 mi
H
Boulder High SchoolC
High · Grades 9–12 · 1.1 mi

District: Boulder Valley School District Re-2

Neighborhood · ZIP 80302These 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.134
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.92
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.46

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.91%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.37%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.27%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.1%
PopulationHow many people live in this area.31,245
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.324 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$82,366
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$127,191
Average tempThe average temperature here across a full year.45°F
Annual precipHow much rain and melted snow falls here in a typical year.22 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.69%

Owner Tools

Do you own this home?
Claim this home

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

2185 Knollwood Dr 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.

  • Among the most valuable homes in Boulder County
  • Among the highest price per square foot in Boulder County
  • Bigger than 88% of homes in Boulder County
  • Has a bigger lot than 81% of homes in Boulder County
  • Newer than 93% of homes in Boulder 80302

What homes are worth in Boulder 80302

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

This home
$294K$4.5M

This home is worth more than 98% of homes in Boulder 80302.

How it measures up in Boulder 80302

The dot is this home. The mark in the middle is the typical home in Boulder 80302.

Estimated value$4,513,410
CheaperTypical $1,111,995Pricier

Pricier than 98% of homes nearby

Price per ft²$1282
CheaperTypical $638Pricier

Pricier than 96% of homes nearby

Living area3,521 ft²
SmallerTypical 2,000 ft²Bigger

Bigger than 85% of homes nearby

Lot size0.44 ac
SmallerTypical 0.24 acBigger

Bigger than 61% of homes nearby

Year built2009
OlderTypical 1970Newer

Newer than 93% of homes nearby

How 2185 Knollwood Dr ranks against every home in each area.
MeasureThis homeBoulder 80302Boulder County
Estimated valuepricier than$4,513,41098% of homesalmost all homes
Price per ft²pricier than$128296% of homesalmost all homes
Living areabigger than3,521 ft²85% of homes88% of homes
Lot sizebigger than0.44 ac61% of homes81% of homes
Year builtnewer than200993% of homes87% of homes

About 2185 Knollwood Dr

How much is 2185 Knollwood Dr, Boulder, CO worth?

The TopHap Estimate for 2185 Knollwood Dr, Boulder, CO is $4,513,410 as of Oct 21, 2026. The likely range is $4,162,988 to $4,863,832. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 2185 Knollwood Dr, Boulder, CO last sell?

2185 Knollwood Dr, Boulder, CO last sold on Sep 20, 2007 for $1,890,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 2185 Knollwood Dr, Boulder, CO?

2185 Knollwood Dr, Boulder, CO has 4 bedrooms, 3 bathrooms, 3,521 square feet of living space and a 0.44-acre lot.

When was 2185 Knollwood Dr, Boulder, CO built?

2185 Knollwood Dr, Boulder, CO was built in 2009, making it 17 years old. The building has 2 stories.

What schools serve 2185 Knollwood Dr, Boulder, CO?

2185 Knollwood Dr, Boulder, CO is assigned to Flatirons Elementary School (elementary), rated A; Casey Middle School (middle), rated C+; Boulder High School (high), rated C. All sit in Boulder Valley School District Re-2. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 2185 Knollwood Dr, Boulder, CO compare to other homes in Boulder 80302?

Among the 7,990 homes in Boulder 80302, it is worth more than 98% of them ($4,513,410 against a typical $1,111,995), its price per square foot is higher than 96% of them ($1282 against a typical $638), it is bigger than 85% of them (3,521 ft² against a typical 2,000 ft²), its lot is bigger than 61% of them (0.44 ac against a typical 0.24 ac) and it is newer than 93% of them (2009 against a typical 1970). Measured against all of Boulder County, it is worth more than almost all 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 2185 Knollwood Dr, Boulder, CO?

The 2025 property tax bill for 2185 Knollwood Dr, Boulder, CO was $34,054. The county assessed it at $319,627.

More homes on Knollwood Dr

Closest homes

More homes in Boulder 80302

Assigned schools

Explore the area

See this home in context

Open 2185 Knollwood Dr on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
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