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Single Family ResidenceResidential
$432,125$295 / 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 Sep 24, 2026

804 W THOMAS ST

ARLINGTON HEIGHTS, IL 60004
3
Beds
2 / 1
Baths
1,464 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.
1965
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$432K
$406K low$458K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,853 (2023)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$31,000 (2024)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$6,344
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$24,656
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$30,999
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$310,000

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.37
10
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
1
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
62
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
67
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
45
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.8 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.6%

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.Bungalow
CountyCook
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)
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.Raised (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
CoolingThe type of cooling or air conditioning in the home.Central
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Detached

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
Patton Elementary SchoolA
Elementary · Grades KG–5 · 0.3 mi
M
Thomas Middle SchoolA
Middle · Grades 6–8 · 0.7 mi
H
John Hersey High SchoolA+
High · Grades 9–12 · 1.7 mi

District: Arlington Heights School District 25

Neighborhood · ZIP 60004These 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.122
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.35%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.5%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.8%
PopulationHow many people live in this area.52,774
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.4,638 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$119,503
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$141,618
Average tempThe average temperature here across a full year.49°F
Annual precipHow much rain and melted snow falls here in a typical year.37 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.54%

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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

804 W Thomas 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 68% of homes in Cook County
  • Costs more per square foot than 67% of homes in Cook County
  • Has a smaller lot than 72% of homes in Arlington Heights 60004
  • Older than 67% of homes in Arlington Heights 60004

What homes are worth in Arlington Heights 60004

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

This home
$166K$1.2M

This home is worth more than 35% of homes in Arlington Heights 60004.

How it measures up in Arlington Heights 60004

The dot is this home. The mark in the middle is the typical home in Arlington Heights 60004.

Estimated value$432,125
CheaperTypical $488,235Pricier

Pricier than 35% of homes nearby

Price per ft²$295
CheaperTypical $292Pricier

Pricier than 52% of homes nearby

Living area1,464 ft²
SmallerTypical 1,702 ft²Bigger

Bigger than 37% of homes nearby

Lot size0.2 ac
SmallerTypical 0.22 acBigger

Bigger than 28% of homes nearby

Year built1965
OlderTypical 1970Newer

Newer than 33% of homes nearby

How 804 W Thomas St ranks against every home in each area.
MeasureThis homeArlington Heights 60004Cook County
Estimated valuepricier than$432,12535% of homes68% of homes
Price per ft²pricier than$29552% of homes67% of homes
Living areabigger than1,464 ft²37% of homes50% of homes
Lot sizebigger than0.2 ac28% of homes62% of homes
Year builtnewer than196533% of homes59% of homes

About 804 W Thomas St

How much is 804 W Thomas St, Arlington Heights, IL worth?

The TopHap Estimate for 804 W Thomas St, Arlington Heights, IL is $432,125 as of Sep 24, 2026. The likely range is $406,053 to $458,197. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

How big is 804 W Thomas St, Arlington Heights, IL?

804 W Thomas St, Arlington Heights, IL has 3 bedrooms, 2 bathrooms, 1,464 square feet of living space and a 0.20-acre lot.

When was 804 W Thomas St, Arlington Heights, IL built?

804 W Thomas St, Arlington Heights, IL was built in 1965, making it 61 years old. It is a bungalow home. The building has 1 story.

What schools serve 804 W Thomas St, Arlington Heights, IL?

804 W Thomas St, Arlington Heights, IL is assigned to Patton Elementary School (elementary), rated A; Thomas Middle School (middle), rated A; John Hersey High School (high), rated A+. All sit in Arlington Heights School District 25. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 804 W Thomas St, Arlington Heights, IL compare to other homes in Arlington Heights 60004?

Among the 17,882 homes in Arlington Heights 60004, it is worth more than 35% of them ($432,125 against a typical $488,235), its price per square foot is higher than 52% of them ($295 against a typical $292), it is bigger than 37% of them (1,464 ft² against a typical 1,702 ft²), its lot is bigger than 28% of them (0.2 ac against a typical 0.22 ac) and it is newer than 33% of them (1965 against a typical 1970). Measured against all of Cook County, it is worth more than 68% 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 804 W Thomas St, Arlington Heights, IL?

The 2023 property tax bill for 804 W Thomas St, Arlington Heights, IL was $6,853. The county assessed it at $31,000.

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