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Single Family ResidenceResidential
$520,149$391 / 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 96How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026
Last sold for $520,000 on Jun 15, 2026

10517 ROBB DR

BROOMFIELD, CO 80021
3
Beds
2.8
Baths
1,331 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.
0.13 ac
Lot SizeThe size of the land the home sits on, from county records.
1985
Year BuiltThe year the home was originally built, according to county records.

Valuation

$520K
$502K low$539K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$520,000 · Jun 15, 2026
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$104,149
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$83,319
Loan-to-ValueHow much is still owed on the home compared to what it is worth. 80% means loans equal 80% of our estimate, so it shifts when the estimate does.80%
1st MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$416,000
RESICENTRAL LLC · 6.3% 2 · recorded Jun 15, 2026

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,533 (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.$31,026 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$10,730
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$20,296
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$32,036
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$496,414

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.0.13
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.Evaporative
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
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Porch · 58 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 · 1.0 mi
H
Standley Lake High SchoolB
High · Grades 9–12 · 1.4 mi
E
Lukas Elementary SchoolC
Elementary · Grades KG–5 · 1.6 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.35,346
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.$103,702
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$122,518
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%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Owner occupied
Company ownedWhether the owner is a company or trust rather than a person.No

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

10517 Robb 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.

  • Worth less than 69% of homes in Jefferson County
  • Has a smaller lot than 82% of homes in Jefferson County
  • Newer than 71% 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
$287K$975K

This home is worth more than 39% 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$520,149
CheaperTypical $557,063Pricier

Pricier than 39% of homes nearby

Price per ft²$391
CheaperTypical $375Pricier

Pricier than 58% of homes nearby

Living area1,331 ft²
SmallerTypical 1,451 ft²Bigger

Bigger than 42% of homes nearby

Lot size0.13 ac
SmallerTypical 0.16 acBigger

Bigger than 30% of homes nearby

Year built1985
OlderTypical 1983Newer

Newer than 60% of homes nearby

How 10517 Robb Dr ranks against every home in each area.
MeasureThis homeWalnut GroveBroomfield 80021Jefferson County
Estimated valuepricier than$520,14940% of homes39% of homes31% of homes
Price per ft²pricier than$39149% of homes58% of homes51% of homes
Living areabigger than1,331 ft²47% of homes42% of homes39% of homes
Lot sizebigger than0.13 ac29% of homes30% of homes18% of homes
Year builtnewer than198571% of homes60% of homes67% of homes

About 10517 Robb Dr

How much is 10517 Robb Dr, Broomfield, CO worth?

The TopHap Estimate for 10517 Robb Dr, Broomfield, CO is $520,149 as of Jul 14, 2026. The likely range is $501,772 to $538,526. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 10517 Robb Dr, Broomfield, CO last sell?

10517 Robb Dr, Broomfield, CO last sold on Jun 15, 2026 for $520,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 10517 Robb Dr, Broomfield, CO?

10517 Robb Dr, Broomfield, CO has 3 bedrooms, 2.8 bathrooms, 1,331 square feet of living space and a 0.13-acre lot.

When was 10517 Robb Dr, Broomfield, CO built?

10517 Robb Dr, Broomfield, CO was built in 1985, making it 41 years old. It is a split level home.

What schools serve 10517 Robb Dr, Broomfield, CO?

10517 Robb Dr, Broomfield, CO is assigned to Wayne Carle Middle School (middle), rated B; Standley Lake High School (high), rated B; Lukas Elementary School (elementary), rated C. All sit in Jefferson County School District R-1. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 10517 Robb Dr, Broomfield, CO compare to other homes in Broomfield 80021?

Among the 9,708 homes in Broomfield 80021, it is worth more than 39% of them ($520,149 against a typical $557,063), its price per square foot is higher than 58% of them ($391 against a typical $375), it is bigger than 42% of them (1,331 ft² against a typical 1,451 ft²), its lot is bigger than 30% of them (0.13 ac against a typical 0.16 ac) and it is newer than 60% of them (1985 against a typical 1983). Measured against all of Jefferson County, it is worth more than 31% 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 10517 Robb Dr, Broomfield, CO?

The 2025 property tax bill for 10517 Robb Dr, Broomfield, CO was $2,533. The county assessed it at $31,026.

Closest homes

More homes in Broomfield 80021

Assigned schools

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