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Single Family ResidenceResidential
$548,703$191 / 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 92How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026

521 N FOREST DR

ADDISON, IL 60101
2.5
Baths
2,878 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.
0.38 ac
Lot SizeThe size of the land the home sits on, from county records.
1969
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$549K
$506K low$591K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$12,607 (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.$203,796 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$72,537
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$131,259
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$188,875
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$611,388

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.A-Frame
CountyDUPAGE
Lot (acres)The size of the land the home sits on, from county records.0.38
ConstructionThe main material the home's frame and walls are built from.Brick
CoolingThe type of cooling or air conditioning in the home.Central
FireplaceWhether the home has a fireplace, and what kind.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Attached
PoolWhether the property has a pool, and what kind, such as in-ground.No

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 · 1.1 mi
E
Fullerton Elementary SchoolC
Elementary · Grades KG–5 · 1.3 mi
H
Addison Trail High SchoolA
High · Grades 9–12 · 2.4 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

521 N Forest Dr 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 87% of homes in Addison 60101
  • Costs less per square foot than 89% of homes in DuPage County
  • Bigger than 87% of homes in Addison 60101
  • Has a bigger lot than 80% of homes in Addison 60101
  • Older than 66% 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
$167K$771K

This home is worth more than 87% 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$548,703
CheaperTypical $377,420Pricier

Pricier than 87% of homes nearby

Price per ft²$191
CheaperTypical $214Pricier

Pricier than 20% of homes nearby

Living area2,878 ft²
SmallerTypical 1,846 ft²Bigger

Bigger than 87% of homes nearby

Lot size0.38 ac
SmallerTypical 0.2 acBigger

Bigger than 80% of homes nearby

Year built1969
OlderTypical 1968Newer

Newer than 54% of homes nearby

How 521 N Forest Dr ranks against every home in each area.
MeasureThis homeAddison 60101DuPage County
Estimated valuepricier than$548,70387% of homes66% of homes
Price per ft²pricier than$19120% of homes11% of homes
Living areabigger than2,878 ft²87% of homes82% of homes
Lot sizebigger than0.38 ac80% of homes73% of homes
Year builtnewer than196954% of homes34% of homes

About 521 N Forest Dr

How much is 521 N Forest Dr, Addison, IL worth?

The TopHap Estimate for 521 N Forest Dr, Addison, IL is $548,703 as of Aug 30, 2026. The likely range is $506,235 to $591,171. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 521 N Forest Dr, Addison, IL last sell?

521 N Forest Dr, Addison, IL last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 521 N Forest Dr, Addison, IL?

521 N Forest Dr, Addison, IL has 2.5 bathrooms, 2,878 square feet of living space and a 0.38-acre lot.

When was 521 N Forest Dr, Addison, IL built?

521 N Forest Dr, Addison, IL was built in 1969, making it 57 years old. It is a a-frame home. The building has 2 stories.

What schools serve 521 N Forest Dr, Addison, IL?

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

How does 521 N Forest Dr, Addison, IL compare to other homes in Addison 60101?

Among the 10,031 homes in Addison 60101, it is worth more than 87% of them ($548,703 against a typical $377,420), its price per square foot is higher than 20% of them ($191 against a typical $214), it is bigger than 87% of them (2,878 ft² against a typical 1,846 ft²), its lot is bigger than 80% of them (0.38 ac against a typical 0.2 ac) and it is newer than 54% of them (1969 against a typical 1968). Measured against all of DuPage County, it is worth more than 66% 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 521 N Forest Dr, Addison, IL?

The 2025 property tax bill for 521 N Forest Dr, Addison, IL was $12,607. The county assessed it at $203,796.

More homes on N Forest Dr

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