Commercial (General)Commercial
Last sold for $3,300,000 on Nov 14, 2025
350 3RD ST
CASTLE ROCK, CO 80104
0
Baths
5,790 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.
0.21 ac
Lot SizeThe size of the land the home sits on, from county records.
1900
Year BuiltThe year the home was originally built, according to county records.
1
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.$3,300,000 · Nov 14, 2025
Tax & Assessment
Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$40,260 (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.$506,630 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$189,360
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$317,270
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$565,390
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$2,026,500
Property Facts
Property TypeThe broad category the county puts this property in, such as residential or commercial.Commercial (General)
CountyDOUGLAS
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.1999
Lot (acres)The size of the land the home sits on, from county records.0.21
HeatingThe type of heating system in the home.Yes
CoolingThe type of cooling or air conditioning in the home.Package
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%
Owner Tools
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Claim this homeData 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
350 3rd 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.
- Bigger than 98% of homes in Castle Rock 80104
- Has a bigger lot than 66% of homes in Douglas County
- Among the oldest homes in Castle Rock 80104
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 area5,790 ft²
SmallerTypical 2,338 ft²Bigger
Bigger than 98% of homes nearby
Lot size0.21 ac
SmallerTypical 0.18 acBigger
Bigger than 62% of homes nearby
Year built1900
OlderTypical 2004Newer
Older than almost all homes nearby
| Measure | This home | Castle Rock 80104 | Douglas County |
|---|---|---|---|
| Living areabigger than | 5,790 ft² | 98% of homes | 97% of homes |
| Lot sizebigger than | 0.21 ac | 62% of homes | 66% of homes |
| Year builtnewer than | 1900 | almost no homes | almost no homes |
About 350 3rd St
When did 350 3rd St, Castle Rock, CO last sell?
350 3rd St, Castle Rock, CO last sold on Nov 14, 2025 for $3,300,000, according to the county's recorded deed.
How big is 350 3rd St, Castle Rock, CO?
350 3rd St, Castle Rock, CO has 5,790 square feet of living space and a 0.21-acre lot.
When was 350 3rd St, Castle Rock, CO built?
350 3rd St, Castle Rock, CO was built in 1900, making it 126 years old. The building has 1 story.
How does 350 3rd St, Castle Rock, CO compare to other homes in Castle Rock 80104?
Among the 15,707 homes in Castle Rock 80104, it is bigger than 98% of them (5,790 ft² against a typical 2,338 ft²), its lot is bigger than 62% of them (0.21 ac against a typical 0.18 ac) and it is newer than almost none of them (1900 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 350 3rd St, Castle Rock, CO?
The 2024 property tax bill for 350 3rd St, Castle Rock, CO was $40,260. The county assessed it at $506,630.
More homes on 3rd St
- 616 3rd St$545K2 bd · 1 ba · 1,586 ft² · Sold $452K · May 2021
- 881 3rd St6 bd · 5 ba · 3,222 ft² · Sold $193K · Jun 2015
- 716 3rd St$676K3 bd · 2 ba · 1,821 ft² · Sold $113K · Aug 1993
- 505 3rd St$716K3 bd · 3 ba · 2,159 ft² · Sold Feb 1986
- 521 3rd St4 bd · 2 ba · 2,240 ft² · Sold $198K · Apr 1964
- 515 3rd St4 bd · 2 ba · 2,240 ft² · Sold $198K · Apr 1964
Closest homes
- 300 Wilcox St$724K157 ft · 2,968 ft² · Sold Jun 2012
- 213 Perry St159 ft · 6 bd · 5 ba · 3,351 ft² · Sold $725K · Jun 2019
- 221 Wilcox St233 ft · 53 bd · 44 ba · 66,981 ft² · Sold Jan 1900
- 314 Wilcox St$1.7M317 ft · 5,473 ft² · Sold $975K · Oct 2016
- 115 Wilcox St0.1 mi · 158 bd · 154 ba · 150,896 ft² · Sold Jan 1900
- 215 4th St0.1 mi · 3,320 ft² · Sold $110K · Aug 1991
- 415 Perry St0.1 mi · 7 bd · 6 ba · 3,373 ft² · Sold $80K · May 1981
- 307 Jerry St0.1 mi · 5 bd · 3 ba · 2,328 ft² · Sold $430K · Mar 2019
More homes in Castle Rock 80104
- 1368 Castle Creek Cir$599K4 bd · 3 ba · 2,677 ft² · Sold $596K · Sep 2026
- 1140 Preble Ct$595K3 bd · 2 ba · 1,926 ft² · Sold $575K · Sep 2026
- 718 Sheep Sorrel Pl0.24 ac · Sold $1.3M · Sep 2026
- 4935 E Ashton Ave$499K3 bd · 3 ba · 1,763 ft² · Sold $499K · Sep 2026
- 6380 Millbridge Ave$650K4 bd · 3 ba · 2,810 ft² · Sold $645K · Sep 2026
- 5850 Still Meadow Pl$510K3 bd · 3 ba · 2,028 ft² · Sold $512K · Sep 2026
- 5214 Ditmars Trl4 bd · 3 ba · 4,343 ft² · Sold $785K · Sep 2026
- 4828 Cattle Cross Rd3 bd · 3 ba · 1,908 ft² · Sold $590K · Sep 2026
- 5447 Gray Wolf Ln3 bd · 3 ba · 2,268 ft² · Sold $588K · Sep 2026
- 332 Alumroot St$700K2 bd · 2 ba · 1,857 ft² · Sold $650K · Sep 2026
- 803 Dunlap Rd0.32 ac · Sold $1.2M · Sep 2026
- 4610 Coal Bank Dr$1.2M0.24 ac · Sold $1.1M · Sep 2026
Explore the area
See this home in context
Open 350 3rd St on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.
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