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Single Family ResidenceResidential
$97,925$107 / 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 85How 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

104 MASON AVE

WASHINGTON, IL 61571
2
Beds
1
Baths
912 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.
1955
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
4
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$98K
$83K low$112K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,005 (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.$38,580 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$6,610
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$31,970
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$38,580
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$115,740

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyTazewell
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.2006
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central

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
J L Hensey Elementary SchoolC-
Elementary · Grades PK–3 · 0.4 mi
M
Beverly Manor Elementary SchoolD+
Middle · Grades 4–8 · 1.1 mi
H
Washington Community High SchoolA-
High · Grades 9–12 · 4.1 mi

District: District 50 Schools

Neighborhood · ZIP 61571These 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.71
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.89
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.35

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.94%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.24%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.0%
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.23,293
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.426 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$87,837
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$103,926
Average tempThe average temperature here across a full year.51°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.56%

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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

104 Mason Ave 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 less than 97% of homes in Washington 61571
  • Costs less per square foot than 83% of homes in Washington 61571
  • Smaller than 91% of homes in Washington 61571
  • Older than 74% of homes in Washington 61571

What homes are worth in Washington 61571

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

This home
$93K$565K

This home is worth more than 3% of homes in Washington 61571.

How it measures up in Washington 61571

The dot is this home. The mark in the middle is the typical home in Washington 61571.

Estimated value$97,925
CheaperTypical $213,056Pricier

Pricier than 3% of homes nearby

Price per ft²$107
CheaperTypical $144Pricier

Pricier than 17% of homes nearby

Living area912 ft²
SmallerTypical 1,523 ft²Bigger

Bigger than 9% of homes nearby

Year built1955
OlderTypical 1970Newer

Newer than 26% of homes nearby

How 104 Mason Ave ranks against every home in each area.
MeasureThis homeWashington 61571Tazewell County
Estimated valuepricier than$97,9253% of homes14% of homes
Price per ft²pricier than$10717% of homes32% of homes
Living areabigger than912 ft²9% of homes13% of homes
Year builtnewer than195526% of homes37% of homes

About 104 Mason Ave

How much is 104 Mason Ave, Washington, IL worth?

The TopHap Estimate for 104 Mason Ave, Washington, IL is $97,925 as of Oct 21, 2026. The likely range is $83,443 to $112,407. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

How big is 104 Mason Ave, Washington, IL?

104 Mason Ave, Washington, IL has 2 bedrooms, 1 bathrooms and 912 square feet of living space.

When was 104 Mason Ave, Washington, IL built?

104 Mason Ave, Washington, IL was built in 1955, making it 71 years old. The building has 1 story.

What schools serve 104 Mason Ave, Washington, IL?

104 Mason Ave, Washington, IL is assigned to J L Hensey Elementary School (elementary), rated C-; Beverly Manor Elementary School (middle), rated D+; Washington Community High School (high), rated A-. All sit in District 50 Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 104 Mason Ave, Washington, IL compare to other homes in Washington 61571?

Among the 9,142 homes in Washington 61571, it is worth more than 3% of them ($97,925 against a typical $213,056), its price per square foot is higher than 17% of them ($107 against a typical $144), it is bigger than 9% of them (912 ft² against a typical 1,523 ft²) and it is newer than 26% of them (1955 against a typical 1970). Measured against all of Tazewell County, it is worth more than 14% 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 104 Mason Ave, Washington, IL?

The 2025 property tax bill for 104 Mason Ave, Washington, IL was $2,005. The county assessed it at $38,580.

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Assigned schools

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