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Single Family ResidenceResidential
$326,555$212 / 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 $240,000 on Feb 18, 2004

121 N SCHOOL ST

ADDISON, IL 60101
1.5
Baths
1,539 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.
1961
Year BuiltThe year the home was originally built, according to county records.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$327K
$305K low$348K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$240,000 · Feb 18, 2004

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,545 (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.$105,495 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$40,682
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$64,813
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$97,771
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$316,485

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.Split Level
CountyDUPAGE
Lot (acres)The size of the land the home sits on, from county records.0.15
ConstructionThe main material the home's frame and walls are built from.Brick
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.No

Transaction History(2)

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.

M
Indian Trail Junior High SchoolC-
Middle · Grades 6–8 · 0.3 mi
E
Army Trail Elementary SchoolD
Elementary · Grades KG–5 · 0.3 mi
H
Addison Trail High SchoolC-
High · Grades 9–12 · 1.4 mi

District: Dupage High School District 88

Neighborhood · ZIP 60101These 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.96
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.124
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.97%
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.10%
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.39,086
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,221 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$80,340
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$101,318
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

121 N School 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 less than 79% of homes in DuPage County
  • Costs less per square foot than 77% of homes in DuPage County
  • Smaller than 67% of homes in Addison 60101
  • Has a smaller lot than 90% of homes in Addison 60101
  • Older than 78% of homes in DuPage County

What homes are worth in Addison 60101

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

This home
$148K$770K

This home is worth more than 30% of homes in Addison 60101.

How it measures up in Addison 60101

The dot is this home. The mark in the middle is the typical home in Addison 60101.

Estimated value$326,555
CheaperTypical $375,776Pricier

Pricier than 30% of homes nearby

Price per ft²$212
CheaperTypical $214Pricier

Pricier than 48% of homes nearby

Living area1,539 ft²
SmallerTypical 1,841 ft²Bigger

Bigger than 33% of homes nearby

Lot size0.15 ac
SmallerTypical 0.2 acBigger

Bigger than 10% of homes nearby

Year built1961
OlderTypical 1968Newer

Newer than 28% of homes nearby

How 121 N School St ranks against every home in each area.
MeasureThis homeAddison 60101DuPage County
Estimated valuepricier than$326,55530% of homes21% of homes
Price per ft²pricier than$21248% of homes23% of homes
Living areabigger than1,539 ft²33% of homes36% of homes
Lot sizebigger than0.15 ac10% of homes15% of homes
Year builtnewer than196128% of homes22% of homes

About 121 N School St

How much is 121 N School St, Addison, IL worth?

The TopHap Estimate for 121 N School St, Addison, IL is $326,555 as of Oct 21, 2026. The likely range is $305,336 to $347,774. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 121 N School St, Addison, IL last sell?

121 N School St, Addison, IL last sold on Feb 18, 2004 for $240,000, according to the county's recorded deed.

How big is 121 N School St, Addison, IL?

121 N School St, Addison, IL has 1.5 bathrooms, 1,539 square feet of living space and a 0.15-acre lot.

When was 121 N School St, Addison, IL built?

121 N School St, Addison, IL was built in 1961, making it 65 years old. It is a split level home.

What schools serve 121 N School St, Addison, IL?

121 N School St, Addison, IL is assigned to Indian Trail Junior High School (middle), rated C-; Army Trail Elementary School (elementary), rated D; Addison Trail High School (high), rated C-. All sit in Dupage High School District 88. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 121 N School St, Addison, IL compare to other homes in Addison 60101?

Among the 10,031 homes in Addison 60101, it is worth more than 30% of them ($326,555 against a typical $375,776), its price per square foot is higher than 48% of them ($212 against a typical $214), it is bigger than 33% of them (1,539 ft² against a typical 1,841 ft²), its lot is bigger than 10% of them (0.15 ac against a typical 0.2 ac) and it is newer than 28% of them (1961 against a typical 1968). Measured against all of DuPage County, it is worth more than 21% 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 121 N School St, Addison, IL?

The 2025 property tax bill for 121 N School St, Addison, IL was $6,545. The county assessed it at $105,495.

More homes on N School St

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Assigned schools

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