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Single Family ResidenceResidential
$524,404$282 / 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 98How 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 $525,000 on Jun 18, 2026

21642 E ALAMO PL

CENTENNIAL, CO 80015
4
Beds
2
Baths
1,858 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.
0.2 ac
Lot SizeThe size of the land the home sits on, from county records.
1983
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$524K
$513K low$536K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$525,000 · Jun 18, 2026

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,476 (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.$29,327 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$29,950
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$479,200

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.
20
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
72
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
24
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
98
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.10 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.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Bi-Level
CountyARAPAHOE
Lot (acres)The size of the land the home sits on, from county records.0.20
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.Forced Air With Air Conditioning
CoolingThe type of cooling or air conditioning in the home.None
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
ViewThe type of view from the property, or another feature of the site that affects value.Neighborhood
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Patio · 552 ft²

Transaction History(5)

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.

M
Thunder Ridge Middle SchoolB
Middle · Grades 6–8 · 0.8 mi
E
Canyon Creek Elementary SchoolB-
Elementary · Grades KG–5 · 0.9 mi
H
Cherokee Trail High SchoolB
High · Grades 9–12 · 2.9 mi

District: Cherry Creek School District 5

Neighborhood · ZIP 80015These 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.44
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 100.38

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.30%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.5%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.5%
PopulationHow many people live in this area.72,977
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.5,040 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$119,316
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$142,479
Average tempThe average temperature here across a full year.50°F
Annual precipHow much rain and melted snow falls here in a typical year.19 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

21642 E Alamo Pl 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 74% of homes in Parkborough
  • Costs more per square foot than 72% of homes in Aurora 80015
  • Bigger than 73% of homes in Parkborough
  • Has a bigger lot than 79% of homes in Aurora 80015
  • Older than 73% of homes in Aurora 80015

What homes are worth in Aurora 80015

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

This home
$247K$900K

This home is worth more than 44% of homes in Aurora 80015.

How it measures up in Aurora 80015

The dot is this home. The mark in the middle is the typical home in Aurora 80015.

Estimated value$524,404
CheaperTypical $540,861Pricier

Pricier than 44% of homes nearby

Price per ft²$282
CheaperTypical $250Pricier

Pricier than 72% of homes nearby

Living area1,858 ft²
SmallerTypical 2,122 ft²Bigger

Bigger than 39% of homes nearby

Lot size0.2 ac
SmallerTypical 0.16 acBigger

Bigger than 79% of homes nearby

Year built1983
OlderTypical 1994Newer

Newer than 27% of homes nearby

How 21642 E Alamo Pl ranks against every home in each area.
MeasureThis homeParkboroughAurora 80015Arapahoe County
Estimated valuepricier than$524,40474% of homes44% of homes54% of homes
Price per ft²pricier than$28251% of homes72% of homes59% of homes
Living areabigger than1,858 ft²73% of homes39% of homes48% of homes
Lot sizebigger than0.2 ac74% of homes79% of homes66% of homes
Year builtnewer than198359% of homes27% of homes55% of homes

About 21642 E Alamo Pl

How much is 21642 E Alamo Pl, Centennial, CO worth?

The TopHap Estimate for 21642 E Alamo Pl, Centennial, CO is $524,404 as of Sep 24, 2026. The likely range is $512,734 to $536,074. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21642 E Alamo Pl, Centennial, CO last sell?

21642 E Alamo Pl, Centennial, CO last sold on Jun 18, 2026 for $525,000, according to the county's recorded deed. TopHap holds 4 recorded sales for this parcel.

How big is 21642 E Alamo Pl, Centennial, CO?

21642 E Alamo Pl, Centennial, CO has 4 bedrooms, 2 bathrooms, 1,858 square feet of living space and a 0.20-acre lot.

When was 21642 E Alamo Pl, Centennial, CO built?

21642 E Alamo Pl, Centennial, CO was built in 1983, making it 43 years old. It is a bi-level home. The building has 1 story.

What schools serve 21642 E Alamo Pl, Centennial, CO?

21642 E Alamo Pl, Centennial, CO is assigned to Thunder Ridge Middle School (middle), rated B; Canyon Creek Elementary School (elementary), rated B-; Cherokee Trail High School (high), rated B. All sit in Cherry Creek School District 5. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21642 E Alamo Pl, Centennial, CO compare to other homes in Aurora 80015?

Among the 23,765 homes in Aurora 80015, it is worth more than 44% of them ($524,404 against a typical $540,861), its price per square foot is higher than 72% of them ($282 against a typical $250), it is bigger than 39% of them (1,858 ft² against a typical 2,122 ft²), its lot is bigger than 79% of them (0.2 ac against a typical 0.16 ac) and it is newer than 27% of them (1983 against a typical 1994). Measured against all of Arapahoe County, it is worth more than 54% 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 21642 E Alamo Pl, Centennial, CO?

The 2025 property tax bill for 21642 E Alamo Pl, Centennial, CO was $3,476. The county assessed it at $29,327.

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