Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential
$346,072$224 / 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 88How 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 $318,000 on Apr 3, 2025

423 MAY ST

PLANO, IL 60545
3
Beds
2.5
Baths
1,546 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.
0.29 ac
Lot SizeThe size of the land the home sits on, from county records.
2004
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
7
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$346K
$304K low$388K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$318,000 · Apr 3, 2025

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,969 (2024)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$105,618 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$10,918
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$94,700
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$84,684
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$316,854

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.17
43
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
17
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
27
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.10 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
StyleThe architectural style of the home, such as ranch or colonial.Bi-Level
CountyKENDALL
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.2005
Lot (acres)The size of the land the home sits on, from county records.0.29
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
CoolingThe type of cooling or air conditioning in the home.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

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
Plano Middle SchoolC-
Middle · Grades 7–8 · 2.1 mi
E
P H Miller Elementary School
Elementary · Grades PK–1 · 2.4 mi
H
Plano High SchoolD+
High · Grades 9–12 · 2.9 mi

District: Plano Community Unit School District 88

Neighborhood · ZIP 60545These 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.108
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.79
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.53

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.19%
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.1.6%
PopulationHow many people live in this area.17,114
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.449 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$90,067
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$103,709
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

423 May 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 more than 66% of homes in Plano 60545
  • Costs more per square foot than 78% of homes in Plano 60545
  • Smaller than 73% of homes in Kendall County
  • Has a bigger lot than 69% of homes in Plano 60545

What homes are worth in Plano 60545

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

This home
$178K$609K

This home is worth more than 66% of homes in Plano 60545.

How it measures up in Plano 60545

The dot is this home. The mark in the middle is the typical home in Plano 60545.

Estimated value$346,072
CheaperTypical $296,432Pricier

Pricier than 66% of homes nearby

Price per ft²$224
CheaperTypical $185Pricier

Pricier than 78% of homes nearby

Living area1,546 ft²
SmallerTypical 1,656 ft²Bigger

Bigger than 42% of homes nearby

Lot size0.29 ac
SmallerTypical 0.22 acBigger

Bigger than 69% of homes nearby

Year built2004
OlderTypical 2004Newer

Newer than 58% of homes nearby

How 423 May St ranks against every home in each area.
MeasureThis homePlano 60545Kendall County
Estimated valuepricier than$346,07266% of homes38% of homes
Price per ft²pricier than$22478% of homes77% of homes
Living areabigger than1,546 ft²42% of homes27% of homes
Lot sizebigger than0.29 ac69% of homes66% of homes
Year builtnewer than200458% of homes58% of homes

About 423 May St

How much is 423 May St, Plano, IL worth?

The TopHap Estimate for 423 May St, Plano, IL is $346,072 as of Oct 21, 2026. The likely range is $303,789 to $388,355. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 423 May St, Plano, IL last sell?

423 May St, Plano, IL last sold on Apr 3, 2025 for $318,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 423 May St, Plano, IL?

423 May St, Plano, IL has 3 bedrooms, 2.5 bathrooms, 1,546 square feet of living space and a 0.29-acre lot.

When was 423 May St, Plano, IL built?

423 May St, Plano, IL was built in 2004, making it 22 years old. It is a bi-level home. The building has 2 stories.

What schools serve 423 May St, Plano, IL?

423 May St, Plano, IL is assigned to Plano Middle School (middle), rated C-; P H Miller Elementary School (elementary); Plano High School (high), rated D+. All sit in Plano Community Unit School District 88. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 423 May St, Plano, IL compare to other homes in Plano 60545?

Among the 4,724 homes in Plano 60545, it is worth more than 66% of them ($346,072 against a typical $296,432), its price per square foot is higher than 78% of them ($224 against a typical $185), it is bigger than 42% of them (1,546 ft² against a typical 1,656 ft²), its lot is bigger than 69% of them (0.29 ac against a typical 0.22 ac) and it is newer than 58% of them (2004 against a typical 2004). Measured against all of Kendall County, it is worth more than 38% 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 423 May St, Plano, IL?

The 2024 property tax bill for 423 May St, Plano, IL was $7,969. The county assessed it at $105,618.

More homes on May St

Closest homes

More homes in Plano 60545

Assigned schools

Explore the area

See this home in context

Open 423 May 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