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Single Family ResidenceResidential
$1,198,930$320 / 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 99How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Sep 24, 2026
Last sold for $1,100,000 on Jun 6, 2019

8370 SIMMS ST

ARVADA, CO 80005
5
Beds
4
Baths
3,752 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.
2.01 ac
Lot SizeThe size of the land the home sits on, from county records.
1980
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$1.2M
$1.2M low$1.2M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$1,100,000 · Jun 6, 2019

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,995 (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.$84,247 (2024)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$39,084
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$45,163
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$84,247
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,312,409

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.92 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.34%
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.1 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.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Split Level
CountyJefferson
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.2019
Lot (acres)The size of the land the home sits on, from county records.2.01
ConstructionThe main material the home's frame and walls are built from.Brick
RoofThe main material covering the roof, such as asphalt shingle or tile.Wood Shingle
HeatingThe type of heating system in the home.Hot Water
CoolingThe type of cooling or air conditioning in the home.Package
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.Deck · 201 ft²Patio · 219 ft²Porch · 201 ft²

Transaction History(3)

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
Sierra Elementary SchoolA-
Elementary · Grades KG–5 · 0.8 mi
H
Ralston Valley Senior High SchoolA+
High · Grades 9–12 · 1.2 mi
M
Oberon Middle SchoolB-
Middle · Grades 6–8 · 1.3 mi

District: Jefferson County School District R-1

Neighborhood · ZIP 80005These 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.45
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.94
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.47

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.98%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.38%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.3%
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.29,537
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,197 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$130,847
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$150,639
Average tempThe average temperature here across a full year.50°F
Annual precipHow much rain and melted snow falls here in a typical year.17 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

8370 Simms 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.

  • Worth more than 98% of homes in Arvada 80005
  • Costs less per square foot than 77% of homes in Jefferson County
  • Among the largest homes in Arvada 80005
  • Among the largest lots in Arvada 80005

What homes are worth in Arvada 80005

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

This home
$258K$1.2M

This home is worth more than 98% of homes in Arvada 80005.

How it measures up in Arvada 80005

The dot is this home. The mark in the middle is the typical home in Arvada 80005.

Estimated value$1,198,930
CheaperTypical $649,000Pricier

Pricier than 98% of homes nearby

Price per ft²$320
CheaperTypical $355Pricier

Pricier than 27% of homes nearby

Living area3,752 ft²
SmallerTypical 1,790 ft²Bigger

Bigger than almost all homes nearby

Lot size2.01 ac
SmallerTypical 0.18 acBigger

Bigger than almost all homes nearby

Year built1980
OlderTypical 1980Newer

Newer than 50% of homes nearby

How 8370 Simms St ranks against every home in each area.
MeasureThis homeArvada 80005Jefferson County
Estimated valuepricier than$1,198,93098% of homes93% of homes
Price per ft²pricier than$32027% of homes23% of homes
Living areabigger than3,752 ft²almost all homes98% of homes
Lot sizebigger than2.01 acalmost all homes96% of homes
Year builtnewer than198050% of homes56% of homes

About 8370 Simms St

How much is 8370 Simms St, Arvada, CO worth?

The TopHap Estimate for 8370 Simms St, Arvada, CO is $1,198,930 as of Sep 24, 2026. The likely range is $1,186,941 to $1,210,919. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 8370 Simms St, Arvada, CO last sell?

8370 Simms St, Arvada, CO last sold on Jun 6, 2019 for $1,100,000, according to the county's recorded deed.

How big is 8370 Simms St, Arvada, CO?

8370 Simms St, Arvada, CO has 5 bedrooms, 4 bathrooms, 3,752 square feet of living space and a 2.01-acre lot.

When was 8370 Simms St, Arvada, CO built?

8370 Simms St, Arvada, CO was built in 1980, making it 46 years old. It is a split level home. The building has 2 stories.

What schools serve 8370 Simms St, Arvada, CO?

8370 Simms St, Arvada, CO is assigned to Sierra Elementary School (elementary), rated A-; Ralston Valley Senior High School (high), rated A+; Oberon Middle School (middle), rated B-. All sit in Jefferson County School District R-1. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 8370 Simms St, Arvada, CO compare to other homes in Arvada 80005?

Among the 11,004 homes in Arvada 80005, it is worth more than 98% of them ($1,198,930 against a typical $649,000), its price per square foot is higher than 27% of them ($320 against a typical $355), it is bigger than almost all of them (3,752 ft² against a typical 1,790 ft²), its lot is bigger than almost all of them (2.01 ac against a typical 0.18 ac) and it is newer than 50% of them (1980 against a typical 1980). Measured against all of Jefferson County, it is worth more than 93% 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 8370 Simms St, Arvada, CO?

The 2024 property tax bill for 8370 Simms St, Arvada, CO was $7,995. The county assessed it at $84,247.

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