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Single Family ResidenceResidential
$597,204$203 / 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 Aug 30, 2026

266 MAY AVE

GLEN ELLYN, IL 60137
3
Beds
2
Baths
2,937 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.
0.19 ac
Lot SizeThe size of the land the home sits on, from county records.
1960
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$597K
$560K low$634K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$12,037 (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.$192,193 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$39,473
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$152,720
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$177,202
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$576,579

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.43
38
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.
68
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
65
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
45
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.8 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
CountyDUPAGE
Lot (acres)The size of the land the home sits on, from county records.0.19
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
HeatingThe type of heating system in the home.Central
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

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Benjamin Franklin Elementary SchoolA
Elementary · Grades KG–5 · 0.2 mi
H
Glenbard West High SchoolB+
High · Grades 9–12 · 0.8 mi
M
Hadley Junior High SchoolA+
Middle · Grades 6–8 · 1.7 mi

District: Glenbard Township High School District 87

Neighborhood · ZIP 60137These 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.78
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.121
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.56

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.35%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.1%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.4%
PopulationHow many people live in this area.40,236
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,342 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$122,394
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$167,260
Average tempThe average temperature here across a full year.49°F
Annual precipHow much rain and melted snow falls here in a typical year.38 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

266 May 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 71% of homes in DuPage County
  • Costs less per square foot than 82% of homes in DuPage County
  • Bigger than 83% of homes in DuPage County
  • Has a smaller lot than 81% of homes in Glen Ellyn 60137
  • Older than 79% of homes in DuPage County

What homes are worth in Glen Ellyn 60137

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

This home
$173K$1.6M

This home is worth more than 55% of homes in Glen Ellyn 60137.

How it measures up in Glen Ellyn 60137

The dot is this home. The mark in the middle is the typical home in Glen Ellyn 60137.

Estimated value$597,204
CheaperTypical $559,957Pricier

Pricier than 55% of homes nearby

Price per ft²$203
CheaperTypical $245Pricier

Pricier than 24% of homes nearby

Living area2,937 ft²
SmallerTypical 2,329 ft²Bigger

Bigger than 68% of homes nearby

Lot size0.19 ac
SmallerTypical 0.27 acBigger

Bigger than 19% of homes nearby

Year built1960
OlderTypical 1968Newer

Newer than 35% of homes nearby

How 266 May Ave ranks against every home in each area.
MeasureThis homeGlen Ellyn 60137DuPage County
Estimated valuepricier than$597,20455% of homes71% of homes
Price per ft²pricier than$20324% of homes18% of homes
Living areabigger than2,937 ft²68% of homes83% of homes
Lot sizebigger than0.19 ac19% of homes27% of homes
Year builtnewer than196035% of homes21% of homes

About 266 May Ave

How much is 266 May Ave, Glen Ellyn, IL worth?

The TopHap Estimate for 266 May Ave, Glen Ellyn, IL is $597,204 as of Aug 30, 2026. The likely range is $560,011 to $634,397. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 266 May Ave, Glen Ellyn, IL last sell?

266 May Ave, Glen Ellyn, IL last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 266 May Ave, Glen Ellyn, IL?

266 May Ave, Glen Ellyn, IL has 3 bedrooms, 2 bathrooms, 2,937 square feet of living space and a 0.19-acre lot.

When was 266 May Ave, Glen Ellyn, IL built?

266 May Ave, Glen Ellyn, IL was built in 1960, making it 66 years old. The building has 1 story.

What schools serve 266 May Ave, Glen Ellyn, IL?

266 May Ave, Glen Ellyn, IL is assigned to Benjamin Franklin Elementary School (elementary), rated A; Glenbard West High School (high), rated B+; Hadley Junior High School (middle), rated A+. All sit in Glenbard Township High School District 87. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 266 May Ave, Glen Ellyn, IL compare to other homes in Glen Ellyn 60137?

Among the 13,332 homes in Glen Ellyn 60137, it is worth more than 55% of them ($597,204 against a typical $559,957), its price per square foot is higher than 24% of them ($203 against a typical $245), it is bigger than 68% of them (2,937 ft² against a typical 2,329 ft²), its lot is bigger than 19% of them (0.19 ac against a typical 0.27 ac) and it is newer than 35% of them (1960 against a typical 1968). Measured against all of DuPage County, it is worth more than 71% 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 266 May Ave, Glen Ellyn, IL?

The 2025 property tax bill for 266 May Ave, Glen Ellyn, IL was $12,037. The county assessed it at $192,193.

More homes on May Ave

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