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Single Family ResidenceResidential
Last sold for $675,000 on Mar 23, 2026

3872 RED VALLEY CIR

CASTLE ROCK, CO 80104
3
Beds
3
Baths
2,466 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.
2023
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$675,000 · Mar 23, 2026

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,288 (2024)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$43,410 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$9,290
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$34,120
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$44,240
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$638,393

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyDOUGLAS
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)
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
PoolWhether the property has a pool, and what kind, such as in-ground.No

Neighborhood · ZIP 80104These 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.110
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 100.45

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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.35%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.6%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.4%
PopulationHow many people live in this area.38,110
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.454 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$116,677
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$145,634
Average tempThe average temperature here across a full year.47°F
Annual precipHow much rain and melted snow falls here in a typical year.20 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

3872 Red Valley Cir 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.

  • Smaller than 66% of homes in Terrain
  • Has a smaller lot than 75% of homes in Castle Rock 80104
  • Newer than 98% of homes in Terrain

How it measures up in Castle Rock 80104

The dot is this home. The mark in the middle is the typical home in Castle Rock 80104.

Living area2,466 ft²
SmallerTypical 2,350 ft²Bigger

Bigger than 55% of homes nearby

Lot size0.13 ac
SmallerTypical 0.17 acBigger

Bigger than 25% of homes nearby

Year built2023
OlderTypical 2004Newer

Newer than 96% of homes nearby

How 3872 Red Valley Cir ranks against every home in each area.
MeasureThis homeTerrainCastle Rock 80104Douglas County
Living areabigger than2,466 ft²34% of homes55% of homes44% of homes
Lot sizebigger than0.13 ac33% of homes25% of homes26% of homes
Year builtnewer than202398% of homes96% of homes96% of homes

About 3872 Red Valley Cir

When did 3872 Red Valley Cir, Castle Rock, CO last sell?

3872 Red Valley Cir, Castle Rock, CO last sold on Mar 23, 2026 for $675,000, according to the county's recorded deed.

How big is 3872 Red Valley Cir, Castle Rock, CO?

3872 Red Valley Cir, Castle Rock, CO has 3 bedrooms, 3 bathrooms, 2,466 square feet of living space and a 0.13-acre lot.

When was 3872 Red Valley Cir, Castle Rock, CO built?

3872 Red Valley Cir, Castle Rock, CO was built in 2023, making it 3 years old. The building has 2 stories.

How does 3872 Red Valley Cir, Castle Rock, CO compare to other homes in Castle Rock 80104?

Among the 15,707 homes in Castle Rock 80104, it is bigger than 55% of them (2,466 ft² against a typical 2,350 ft²), its lot is bigger than 25% of them (0.13 ac against a typical 0.17 ac) and it is newer than 96% of them (2023 against a typical 2004). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 3872 Red Valley Cir, Castle Rock, CO?

The 2024 property tax bill for 3872 Red Valley Cir, Castle Rock, CO was $4,288. The county assessed it at $43,410.

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