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Single Family ResidenceResidential
$263,306$188 / 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 82How 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

504 MASON AVE

JOLIET, IL 60435
0
Baths
1,400 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.
0.15 ac
Lot SizeThe size of the land the home sits on, from county records.
1926
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$263K
$216K low$311K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,662 (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.$78,506 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$15,648
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$62,858
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$71,827
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$235,518

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.39
16
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.
71
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
69
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
40
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.2 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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.minimal

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
CountyWILL
Lot (acres)The size of the land the home sits on, from county records.0.15
CoolingThe type of cooling or air conditioning in the home.Central
PoolWhether the property has a pool, and what kind, such as in-ground.No

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
Farragut Elementary SchoolD+
Elementary · Grades KG–5 · 0.4 mi
H
Joliet Central High SchoolD-
High · Grades 9–12 · 1.2 mi
M
Hufford Junior High SchoolD+
Middle · Grades 6–8 · 1.8 mi

District: Joliet Township High School District 204

Neighborhood · ZIP 60435These 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.131
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.93
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.50

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.15%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.12%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.7%
PopulationHow many people live in this area.51,469
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.4,640 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$71,757
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$87,021
Average tempThe average temperature here across a full year.50°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

504 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 more than 96% of homes in St. John
  • Costs less per square foot than 69% of homes in Joliet 60435
  • Bigger than 93% of homes in St. John
  • Has a smaller lot than 85% of homes in Will County
  • Older than 94% of homes in Will County

What homes are worth in Joliet 60435

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

This home
$120K$438K

This home is worth more than 46% of homes in Joliet 60435.

How it measures up in Joliet 60435

The dot is this home. The mark in the middle is the typical home in Joliet 60435.

Estimated value$263,306
CheaperTypical $271,585Pricier

Pricier than 46% of homes nearby

Price per ft²$188
CheaperTypical $211Pricier

Pricier than 31% of homes nearby

Living area1,400 ft²
SmallerTypical 1,204 ft²Bigger

Bigger than 65% of homes nearby

Lot size0.15 ac
SmallerTypical 0.19 acBigger

Bigger than 23% of homes nearby

Year built1926
OlderTypical 1958Newer

Newer than 21% of homes nearby

How 504 Mason Ave ranks against every home in each area.
MeasureThis homeSt. JohnJoliet 60435Will County
Estimated valuepricier than$263,30696% of homes46% of homes20% of homes
Price per ft²pricier than$18855% of homes31% of homes32% of homes
Living areabigger than1,400 ft²93% of homes65% of homes29% of homes
Lot sizebigger than0.15 ac46% of homes23% of homes15% of homes
Year builtnewer than192684% of homes21% of homes6% of homes

About 504 Mason Ave

How much is 504 Mason Ave, Joliet, IL worth?

The TopHap Estimate for 504 Mason Ave, Joliet, IL is $263,306 as of Sep 24, 2026. The likely range is $215,911 to $310,701. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 504 Mason Ave, Joliet, IL last sell?

504 Mason Ave, Joliet, IL last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 504 Mason Ave, Joliet, IL?

504 Mason Ave, Joliet, IL has 1,400 square feet of living space and a 0.15-acre lot.

When was 504 Mason Ave, Joliet, IL built?

504 Mason Ave, Joliet, IL was built in 1926, making it 100 years old. The building has 1 story.

What schools serve 504 Mason Ave, Joliet, IL?

504 Mason Ave, Joliet, IL is assigned to Farragut Elementary School (elementary), rated D+; Joliet Central High School (high), rated D-; Hufford Junior High School (middle), rated D+. All sit in Joliet Township High School District 204. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 504 Mason Ave, Joliet, IL compare to other homes in Joliet 60435?

Among the 14,951 homes in Joliet 60435, it is worth more than 46% of them ($263,306 against a typical $271,585), its price per square foot is higher than 31% of them ($188 against a typical $211), it is bigger than 65% of them (1,400 ft² against a typical 1,204 ft²), its lot is bigger than 23% of them (0.15 ac against a typical 0.19 ac) and it is newer than 21% of them (1926 against a typical 1958). Measured against all of Will County, it is worth more than 20% 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 504 Mason Ave, Joliet, IL?

The 2025 property tax bill for 504 Mason Ave, Joliet, IL was $5,662. The county assessed it at $78,506.

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