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Residential (General/Single)Residential
$347,873$300 / 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 75How 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 $373,000 on Dec 31, 2015

100 HILLSIDE DR

CASTLE ROCK, CO 80104
0
Baths
1,158 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.
0.11 ac
Lot SizeThe size of the land the home sits on, from county records.
1988
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$348K
$259K low$436K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$373,000 · Dec 31, 2015
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.$347,873
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$278,298

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$303 (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.$5,070 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$4,710
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$360
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$4,370
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$74,500

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.47
25
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
39
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
66
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
30
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
75
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.7 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.6%
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.0.2 percent flood zone

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Residential (General/Single)
CountyDOUGLAS
Lot (acres)The size of the land the home sits on, from county records.0.11
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
HeatingThe type of heating system in the home.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

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
South Ridge Elementary SchoolB
Elementary · Grades KG–6 · 0.3 mi
H
Douglas County High SchoolB+
High · Grades 9–12 · 1.4 mi
M
Mesa Middle SchoolC+
Middle · Grades 7–8 · 2.9 mi

District: Douglas County School District Re-1

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%

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

100 Hillside 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 98% of homes in Douglas County
  • Costs more per square foot than 65% of homes in Castle Rock 80104
  • Smaller than 96% of homes in Douglas County
  • Has a smaller lot than 84% of homes in Castle Rock 80104
  • Older than 86% of homes in Douglas County

What homes are worth in Castle Rock 80104

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

This home
$299K$1.5M

This home is worth more than 4% of 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.

Estimated value$347,873
CheaperTypical $613,417Pricier

Pricier than 4% of homes nearby

Price per ft²$300
CheaperTypical $277Pricier

Pricier than 65% of homes nearby

Living area1,158 ft²
SmallerTypical 2,340 ft²Bigger

Bigger than 7% of homes nearby

Lot size0.11 ac
SmallerTypical 0.17 acBigger

Bigger than 16% of homes nearby

Year built1988
OlderTypical 2004Newer

Newer than 18% of homes nearby

How 100 Hillside Dr ranks against every home in each area.
MeasureThis homeCastle Rock 80104Douglas County
Estimated valuepricier than$347,8734% of homes2% of homes
Price per ft²pricier than$30065% of homes59% of homes
Living areabigger than1,158 ft²7% of homes4% of homes
Lot sizebigger than0.11 ac16% of homes17% of homes
Year builtnewer than198818% of homes14% of homes

About 100 Hillside Dr

How much is 100 Hillside Dr, Castle Rock, CO worth?

The TopHap Estimate for 100 Hillside Dr, Castle Rock, CO is $347,873 as of Jul 14, 2026. The likely range is $259,426 to $436,320. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 100 Hillside Dr, Castle Rock, CO last sell?

100 Hillside Dr, Castle Rock, CO last sold on Dec 31, 2015 for $373,000, according to the county's recorded deed.

How big is 100 Hillside Dr, Castle Rock, CO?

100 Hillside Dr, Castle Rock, CO has 1,158 square feet of living space and a 0.11-acre lot.

When was 100 Hillside Dr, Castle Rock, CO built?

100 Hillside Dr, Castle Rock, CO was built in 1988, making it 38 years old. The building has 1 story.

What schools serve 100 Hillside Dr, Castle Rock, CO?

100 Hillside Dr, Castle Rock, CO is assigned to South Ridge Elementary School (elementary), rated B; Douglas County High School (high), rated B+; Mesa Middle School (middle), rated C+. All sit in Douglas County School District Re-1. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 100 Hillside Dr, Castle Rock, CO compare to other homes in Castle Rock 80104?

Among the 15,708 homes in Castle Rock 80104, it is worth more than 4% of them ($347,873 against a typical $613,417), its price per square foot is higher than 65% of them ($300 against a typical $277), it is bigger than 7% of them (1,158 ft² against a typical 2,340 ft²), its lot is bigger than 16% of them (0.11 ac against a typical 0.17 ac) and it is newer than 18% of them (1988 against a typical 2004). Measured against all of Douglas County, it is worth more than 2% 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 100 Hillside Dr, Castle Rock, CO?

The 2024 property tax bill for 100 Hillside Dr, Castle Rock, CO was $303. The county assessed it at $5,070.

Closest homes

More homes in Castle Rock 80104

Assigned schools

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