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Single Family ResidenceResidential
$684,835$356 / 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 $663,500 on Feb 3, 2022

9991 KLINE ST

BROOMFIELD, CO 80021
4
Beds
4.3
Baths
1,922 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.
0.14 ac
Lot SizeThe size of the land the home sits on, from county records.
1990
Year BuiltThe year the home was originally built, according to county records.

Valuation

$685K
$650K low$719K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$663,500 · Feb 3, 2022

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,357 (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.$41,115 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$13,388
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$27,727
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$41,841
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$657,834

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.Split Level
CountyJEFFERSON
Lot (acres)The size of the land the home sits on, from county records.0.14
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
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, Attached
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.Open Space
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Porch · 395 ft²

Transaction History(5)

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.

M
Wayne Carle Middle SchoolB
Middle · Grades 6–8 · 0.2 mi
E
Lukas Elementary SchoolB
Elementary · Grades KG–5 · 0.4 mi
H
Standley Lake High SchoolA
High · Grades 9–12 · 0.8 mi

District: Jefferson County School District R-1

Neighborhood · ZIP 80021These 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.102
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.96
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.44

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.36%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.8%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.6%
PopulationHow many people live in this area.35,343
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,814 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$103,703
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$122,519
Average tempThe average temperature here across a full year.50°F
Annual precipHow much rain and melted snow falls here in a typical year.16 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

9991 Kline 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 93% of homes in Walnut Grove
  • Bigger than 84% of homes in Walnut Grove
  • Has a smaller lot than 78% of homes in Jefferson County
  • Newer than 81% of homes in Walnut Grove

What homes are worth in Broomfield 80021

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

This home
$282K$973K

This home is worth more than 77% of homes in Broomfield 80021.

How it measures up in Broomfield 80021

The dot is this home. The mark in the middle is the typical home in Broomfield 80021.

Estimated value$684,835
CheaperTypical $557,864Pricier

Pricier than 77% of homes nearby

Price per ft²$356
CheaperTypical $358Pricier

Pricier than 48% of homes nearby

Living area1,922 ft²
SmallerTypical 1,543 ft²Bigger

Bigger than 74% of homes nearby

Lot size0.14 ac
SmallerTypical 0.16 acBigger

Bigger than 38% of homes nearby

Year built1990
OlderTypical 1983Newer

Newer than 66% of homes nearby

How 9991 Kline St ranks against every home in each area.
MeasureThis homeWalnut GroveBroomfield 80021Jefferson County
Estimated valuepricier than$684,83593% of homes77% of homes64% of homes
Price per ft²pricier than$35639% of homes48% of homes42% of homes
Living areabigger than1,922 ft²84% of homes74% of homes66% of homes
Lot sizebigger than0.14 ac42% of homes38% of homes22% of homes
Year builtnewer than199081% of homes66% of homes70% of homes

About 9991 Kline St

How much is 9991 Kline St, Broomfield, CO worth?

The TopHap Estimate for 9991 Kline St, Broomfield, CO is $684,835 as of Sep 24, 2026. The likely range is $650,276 to $719,394. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 9991 Kline St, Broomfield, CO last sell?

9991 Kline St, Broomfield, CO last sold on Feb 3, 2022 for $663,500, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 9991 Kline St, Broomfield, CO?

9991 Kline St, Broomfield, CO has 4 bedrooms, 4.3 bathrooms, 1,922 square feet of living space and a 0.14-acre lot.

When was 9991 Kline St, Broomfield, CO built?

9991 Kline St, Broomfield, CO was built in 1990, making it 36 years old. It is a split level home.

What schools serve 9991 Kline St, Broomfield, CO?

9991 Kline St, Broomfield, CO is assigned to Wayne Carle Middle School (middle), rated B; Lukas Elementary School (elementary), rated B; Standley Lake High School (high), rated A. All sit in Jefferson County School District R-1. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 9991 Kline St, Broomfield, CO compare to other homes in Broomfield 80021?

Among the 9,724 homes in Broomfield 80021, it is worth more than 77% of them ($684,835 against a typical $557,864), its price per square foot is higher than 48% of them ($356 against a typical $358), it is bigger than 74% of them (1,922 ft² against a typical 1,543 ft²), its lot is bigger than 38% of them (0.14 ac against a typical 0.16 ac) and it is newer than 66% of them (1990 against a typical 1983). Measured against all of Jefferson County, it is worth more than 64% 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 9991 Kline St, Broomfield, CO?

The 2025 property tax bill for 9991 Kline St, Broomfield, CO was $3,357. The county assessed it at $41,115.

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