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Single Family ResidenceResidential
$1,746,785$479 / 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 94How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026
Last sold for $1,650,000 on Aug 10, 2023

5559 S WASHINGTON ST

LITTLETON, CO 80121
4
Beds
3.5
Baths
3,645 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.
1.09 ac
Lot SizeThe size of the land the home sits on, from county records.
1970
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
3
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$1.7M
$1.6M low$1.9M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$1,650,000 · Aug 10, 2023

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$13,863 (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.$126,915 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$121,026
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,936,400

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.46
25
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
29
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
77
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
25
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.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Ranch
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.2022
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.Concrete
RoofThe main material covering the roof, such as asphalt shingle or tile.Wood Shingle
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
CoolingThe type of cooling or air conditioning in the home.Central
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, Detached
PoolWhether the property has a pool, and what kind, such as in-ground.Yes
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 · 396 ft²Porch · 788 ft²Greenhouse

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
Littleton High SchoolC-
High · Grades 9–12 · 0.2 mi
E
Field Elementary SchoolC-
Elementary · Grades KG–5 · 0.3 mi
M
Euclid Middle SchoolA-
Middle · Grades 6–8 · 1.5 mi

District: Littleton School District 6

Neighborhood · ZIP 80121These 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.67
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.97
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.41

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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.36%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.8%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.3%
PopulationHow many people live in this area.19,187
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,557 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$146,212
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$196,212
Average tempThe average temperature here across a full year.50°F
Annual precipHow much rain and melted snow falls here in a typical year.18 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

5559 S Washington 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.

  • Among the most valuable homes in Progress Park
  • Costs more per square foot than 97% of homes in Arapahoe County
  • Bigger than 90% of homes in Progress Park
  • Among the largest lots in Progress Park
  • Older than 82% of homes in Arapahoe County

What homes are worth in Littleton 80121

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

This home
$400K$4.4M

This home is worth more than 80% of homes in Littleton 80121.

How it measures up in Littleton 80121

The dot is this home. The mark in the middle is the typical home in Littleton 80121.

Estimated value$1,746,785
CheaperTypical $675,962Pricier

Pricier than 80% of homes nearby

Price per ft²$479
CheaperTypical $328Pricier

Pricier than 83% of homes nearby

Living area3,645 ft²
SmallerTypical 2,355 ft²Bigger

Bigger than 77% of homes nearby

Lot size1.09 ac
SmallerTypical 0.25 acBigger

Bigger than 95% of homes nearby

Year built1970
OlderTypical 1971Newer

Newer than 49% of homes nearby

How 5559 S Washington St ranks against every home in each area.
MeasureThis homeProgress ParkLittleton 80121Arapahoe County
Estimated valuepricier than$1,746,785almost all homes80% of homes97% of homes
Price per ft²pricier than$47990% of homes83% of homes97% of homes
Living areabigger than3,645 ft²90% of homes77% of homes90% of homes
Lot sizebigger than1.09 acalmost all homes95% of homes97% of homes
Year builtnewer than197064% of homes49% of homes18% of homes

About 5559 S Washington St

How much is 5559 S Washington St, Littleton, CO worth?

The TopHap Estimate for 5559 S Washington St, Littleton, CO is $1,746,785 as of Oct 21, 2026. The likely range is $1,642,223 to $1,851,347. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 5559 S Washington St, Littleton, CO last sell?

5559 S Washington St, Littleton, CO last sold on Aug 10, 2023 for $1,650,000, according to the county's recorded deed.

How big is 5559 S Washington St, Littleton, CO?

5559 S Washington St, Littleton, CO has 4 bedrooms, 3.5 bathrooms and 3,645 square feet of living space.

When was 5559 S Washington St, Littleton, CO built?

5559 S Washington St, Littleton, CO was built in 1970, making it 56 years old. It is a ranch home. The building has 1 story.

What schools serve 5559 S Washington St, Littleton, CO?

5559 S Washington St, Littleton, CO is assigned to Littleton High School (high), rated C-; Field Elementary School (elementary), rated C-; Euclid Middle School (middle), rated A-. All sit in Littleton School District 6. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 5559 S Washington St, Littleton, CO compare to other homes in Littleton 80121?

Among the 6,801 homes in Littleton 80121, it is worth more than 80% of them ($1,746,785 against a typical $675,962), its price per square foot is higher than 83% of them ($479 against a typical $328), it is bigger than 77% of them (3,645 ft² against a typical 2,355 ft²), its lot is bigger than 95% of them (1.09 ac against a typical 0.25 ac) and it is newer than 49% of them (1970 against a typical 1971). Measured against all of Arapahoe County, it is worth more than 97% 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 5559 S Washington St, Littleton, CO?

The 2025 property tax bill for 5559 S Washington St, Littleton, CO was $13,863. The county assessed it at $126,915.

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