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Single Family ResidenceResidential
$506,193$337 / 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 Aug 30, 2026
Last sold for $210,000 on Feb 28, 2005

10399 FALCON CT

FIRESTONE, CO 80504
3
Beds
4
Baths
1,502 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.
2000
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$506K
$485K low$527K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$210,000 · Feb 28, 2005

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,431 (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.$30,580 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$6,380
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$24,200
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$30,580
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$489,249

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyWeld
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)
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Central
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, Built-in
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Porch · 310 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
Prairie Ridge Elementary SchoolB-
Elementary · Grades PK–5 · 0.1 mi
M
Coal Ridge Middle SchoolB-
Middle · Grades 6–8 · 0.4 mi
H
Frederick Senior High SchoolB+
High · Grades 9–12 · 3.6 mi

District: St. Vrain Valley School District Re 1j

Neighborhood · ZIP 80504These 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.67
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.99
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.45

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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.28%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.2%
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.64,420
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.637 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$110,047
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$129,711
Average tempThe average temperature here across a full year.49°F
Annual precipHow much rain and melted snow falls here in a typical year.14 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

10399 Falcon Ct 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 71% of homes in Longmont 80504
  • Costs more per square foot than 80% of homes in Longmont 80504
  • Smaller than 77% of homes in Longmont 80504
  • Has a smaller lot than 77% of homes in Weld County

What homes are worth in Longmont 80504

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

This home
$325K$1.6M

This home is worth more than 29% of homes in Longmont 80504.

How it measures up in Longmont 80504

The dot is this home. The mark in the middle is the typical home in Longmont 80504.

Estimated value$506,193
CheaperTypical $572,281Pricier

Pricier than 29% of homes nearby

Price per ft²$337
CheaperTypical $278Pricier

Pricier than 80% of homes nearby

Living area1,502 ft²
SmallerTypical 2,016 ft²Bigger

Bigger than 23% of homes nearby

Lot size0.14 ac
SmallerTypical 0.17 acBigger

Bigger than 25% of homes nearby

Year built2000
OlderTypical 2002Newer

Newer than 42% of homes nearby

How 10399 Falcon Ct ranks against every home in each area.
MeasureThis homeLongmont 80504Weld County
Estimated valuepricier than$506,19329% of homes56% of homes
Price per ft²pricier than$33780% of homes72% of homes
Living areabigger than1,502 ft²23% of homes40% of homes
Lot sizebigger than0.14 ac25% of homes23% of homes
Year builtnewer than200042% of homes46% of homes

About 10399 Falcon Ct

How much is 10399 Falcon Ct, Firestone, CO worth?

The TopHap Estimate for 10399 Falcon Ct, Firestone, CO is $506,193 as of Aug 30, 2026. The likely range is $485,357 to $527,029. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 10399 Falcon Ct, Firestone, CO last sell?

10399 Falcon Ct, Firestone, CO last sold on Feb 28, 2005 for $210,000, according to the county's recorded deed.

How big is 10399 Falcon Ct, Firestone, CO?

10399 Falcon Ct, Firestone, CO has 3 bedrooms, 4 bathrooms, 1,502 square feet of living space and a 0.14-acre lot.

When was 10399 Falcon Ct, Firestone, CO built?

10399 Falcon Ct, Firestone, CO was built in 2000, making it 26 years old. The building has 2 stories.

What schools serve 10399 Falcon Ct, Firestone, CO?

10399 Falcon Ct, Firestone, CO is assigned to Prairie Ridge Elementary School (elementary), rated B-; Coal Ridge Middle School (middle), rated B-; Frederick Senior High School (high), rated B+. All sit in St. Vrain Valley School District Re 1j. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 10399 Falcon Ct, Firestone, CO compare to other homes in Longmont 80504?

Among the 21,650 homes in Longmont 80504, it is worth more than 29% of them ($506,193 against a typical $572,281), its price per square foot is higher than 80% of them ($337 against a typical $278), it is bigger than 23% of them (1,502 ft² against a typical 2,016 ft²), its lot is bigger than 25% of them (0.14 ac against a typical 0.17 ac) and it is newer than 42% of them (2000 against a typical 2002). Measured against all of Weld County, it is worth more than 56% 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 10399 Falcon Ct, Firestone, CO?

The 2025 property tax bill for 10399 Falcon Ct, Firestone, CO was $3,431. The county assessed it at $30,580.

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