Skip to content
Skip to content
TopHapOpen in map
Industrial (General)Industrial
Last sold for $625,000 on Jul 11, 2011

421 S RIVER ST

AURORA, IL 60506
0
Baths
39,473 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.
0.86 ac
Lot SizeThe size of the land the home sits on, from county records.
1925
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$625,000 · Jul 11, 2011

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,029 (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.$54,242 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$54,242
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$49,586
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$162,791

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Industrial (General)
CountyKANE
Lot (acres)The size of the land the home sits on, from county records.0.86
ConstructionThe main material the home's frame and walls are built from.Masonry/Concrete Masonry Units (Cmus)
PoolWhether the property has a pool, and what kind, such as in-ground.No

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
West Aurora High SchoolC-
High · Grades 9–12 · 1.3 mi
E
Nicholson Elementary SchoolC
Elementary · Grades KG–5 · 1.5 mi
M
Washington Middle SchoolB-
Middle · Grades 6–8 · 2.2 mi

District: Aurora West Unit School District 129

Neighborhood · ZIP 60506These 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.106
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 100.59

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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.18%
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.54,851
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,754 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$75,850
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$93,708
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%

Owner Tools

Do you own this home?
Claim this home

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

421 S River 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 largest homes in South End
  • Among the largest lots in South End
  • Older than 87% of homes in Kane County

How it measures up in Aurora 60506

The dot is this home. The mark in the middle is the typical home in Aurora 60506.

Living area39,473 ft²
SmallerTypical 1,498 ft²Bigger

Bigger than almost all homes nearby

Lot size0.86 ac
SmallerTypical 0.2 acBigger

Bigger than 98% of homes nearby

Year built1925
OlderTypical 1962Newer

Newer than 16% of homes nearby

How 421 S River St ranks against every home in each area.
MeasureThis homeSouth EndAurora 60506Kane County
Living areabigger than39,473 ft²almost all homesalmost all homesalmost all homes
Lot sizebigger than0.86 acalmost all homes98% of homes88% of homes
Year builtnewer than192549% of homes16% of homes13% of homes

About 421 S River St

When did 421 S River St, Aurora, IL last sell?

421 S River St, Aurora, IL last sold on Jul 11, 2011 for $625,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 421 S River St, Aurora, IL?

421 S River St, Aurora, IL has 39,473 square feet of living space and a 0.86-acre lot.

When was 421 S River St, Aurora, IL built?

421 S River St, Aurora, IL was built in 1925, making it 101 years old. The building has 2 stories.

What schools serve 421 S River St, Aurora, IL?

421 S River St, Aurora, IL is assigned to West Aurora High School (high), rated C-; Nicholson Elementary School (elementary), rated C; Washington Middle School (middle), rated B-. All sit in Aurora West Unit School District 129. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 421 S River St, Aurora, IL compare to other homes in Aurora 60506?

Among the 14,181 homes in Aurora 60506, it is bigger than almost all of them (39,473 ft² against a typical 1,498 ft²), its lot is bigger than 98% of them (0.86 ac against a typical 0.2 ac) and it is newer than 16% of them (1925 against a typical 1962). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 421 S River St, Aurora, IL?

The 2025 property tax bill for 421 S River St, Aurora, IL was $4,029. The county assessed it at $54,242.

More homes on S River St

Closest homes

More homes in Aurora 60506

Assigned schools

Explore the area

See this home in context

Open 421 S River St on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map