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Single Family ResidenceResidential
$526,938$233 / 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 93How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026
Last sold for $529,500 on Apr 30, 2026

1121 S JOPLIN ST

AURORA, CO 80017
3
Beds
3.5
Baths
2,263 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.
0.17 ac
Lot SizeThe size of the land the home sits on, from county records.
1982
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$527K
$492K low$562K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$529,500 · Apr 30, 2026

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,459 (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.$31,481 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$32,150
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$514,400

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.42
25
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
26
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
75
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
22
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
66
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.12 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
CountyARAPAHOE
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.2021
Lot (acres)The size of the land the home sits on, from county records.0.17
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.Evaporative
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.Deck · 294 ft²Patio · 294 ft²Porch · 294 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.

H
Gateway High SchoolD-
High · Grades 9–12 · 0.7 mi
E
Iowa Elementary SchoolD-
Elementary · Grades PK–5 · 0.8 mi
M
Mrachek Middle SchoolD-
Middle · Grades 6–8 · 1.6 mi

District: Adams-Arapahoe School District 28j

Neighborhood · ZIP 80017These 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.100
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 100.43

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.19%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.11%
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.36,707
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.4,190 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$76,170
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$91,541
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

1121 S Joplin 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 94% of homes in Rocky Ridge
  • Costs less per square foot than 73% of homes in Rocky Ridge
  • Bigger than 92% of homes in Aurora 80017
  • Has a bigger lot than 70% of homes in Aurora 80017

What homes are worth in Aurora 80017

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

This home
$165K$571K

This home is worth more than 94% of homes in Aurora 80017.

How it measures up in Aurora 80017

The dot is this home. The mark in the middle is the typical home in Aurora 80017.

Estimated value$526,938
CheaperTypical $409,670Pricier

Pricier than 94% of homes nearby

Price per ft²$233
CheaperTypical $260Pricier

Pricier than 27% of homes nearby

Living area2,263 ft²
SmallerTypical 1,460 ft²Bigger

Bigger than 92% of homes nearby

Lot size0.17 ac
SmallerTypical 0.14 acBigger

Bigger than 70% of homes nearby

Year built1982
OlderTypical 1982Newer

Newer than 56% of homes nearby

How 1121 S Joplin St ranks against every home in each area.
MeasureThis homeRocky RidgeAurora 80017Arapahoe County
Estimated valuepricier than$526,93894% of homes94% of homes54% of homes
Price per ft²pricier than$23327% of homes27% of homes27% of homes
Living areabigger than2,263 ft²90% of homes92% of homes64% of homes
Lot sizebigger than0.17 ac65% of homes70% of homes54% of homes
Year builtnewer than198263% of homes56% of homes51% of homes

About 1121 S Joplin St

How much is 1121 S Joplin St, Aurora, CO worth?

The TopHap Estimate for 1121 S Joplin St, Aurora, CO is $526,938 as of Aug 30, 2026. The likely range is $491,590 to $562,286. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 1121 S Joplin St, Aurora, CO last sell?

1121 S Joplin St, Aurora, CO last sold on Apr 30, 2026 for $529,500, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 1121 S Joplin St, Aurora, CO?

1121 S Joplin St, Aurora, CO has 3 bedrooms, 3.5 bathrooms, 2,263 square feet of living space and a 0.17-acre lot.

When was 1121 S Joplin St, Aurora, CO built?

1121 S Joplin St, Aurora, CO was built in 1982, making it 44 years old. The building has 2 stories.

What schools serve 1121 S Joplin St, Aurora, CO?

1121 S Joplin St, Aurora, CO is assigned to Gateway High School (high), rated D-; Iowa Elementary School (elementary), rated D-; Mrachek Middle School (middle), rated D-. All sit in Adams-Arapahoe School District 28j. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 1121 S Joplin St, Aurora, CO compare to other homes in Aurora 80017?

Among the 11,119 homes in Aurora 80017, it is worth more than 94% of them ($526,938 against a typical $409,670), its price per square foot is higher than 27% of them ($233 against a typical $260), it is bigger than 92% of them (2,263 ft² against a typical 1,460 ft²), its lot is bigger than 70% of them (0.17 ac against a typical 0.14 ac) and it is newer than 56% of them (1982 against a typical 1982). 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 1121 S Joplin St, Aurora, CO?

The 2025 property tax bill for 1121 S Joplin St, Aurora, CO was $3,459. The county assessed it at $31,481.

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