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Single Family ResidenceResidential
$150,473
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 84How 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
Last sold for $107,500 on Dec 2, 2020

423 NORTH AVE

LOCKPORT, IL 60441
1
Baths
0.15 ac
Lot SizeThe size of the land the home sits on, from county records.
1952
Year BuiltThe year the home was originally built, according to county records.

Valuation

$150K
$126K low$174K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$107,500 · Dec 2, 2020

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,458 (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.$38,064 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$6,531
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$31,533
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$35,507
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$114,192

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.40
1
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.
71
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
72
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
40
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
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
CountyWILL
Lot (acres)The size of the land the home sits on, from county records.0.15
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(7)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Foreclosure Filings(1)

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

E
Fairmount SchoolC+
Elementary · Grades PK–8 · 0.2 mi
H
Lockport Township High SchoolA+
High · Grades 9–12 · 2.3 mi

District: Lockport Township High School District 205

Neighborhood · ZIP 60441These 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.101
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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.23%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.5%
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.35,427
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,391 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$100,510
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$113,100
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

423 North 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 less than 98% of homes in Lockport 60441
  • Has a smaller lot than 82% of homes in Lockport 60441
  • Older than 89% of homes in Will County

What homes are worth in Lockport 60441

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

This home
$139K$670K

This home is worth more than 2% of homes in Lockport 60441.

How it measures up in Lockport 60441

The dot is this home. The mark in the middle is the typical home in Lockport 60441.

Estimated value$150,473
CheaperTypical $350,098Pricier

Pricier than 2% of homes nearby

Lot size0.15 ac
SmallerTypical 0.22 acBigger

Bigger than 18% of homes nearby

Year built1952
OlderTypical 1996Newer

Newer than 14% of homes nearby

How 423 North Ave ranks against every home in each area.
MeasureThis homeLockport 60441Will County
Estimated valuepricier than$150,4732% of homes3% of homes
Lot sizebigger than0.15 ac18% of homes18% of homes
Year builtnewer than195214% of homes11% of homes

About 423 North Ave

How much is 423 North Ave, Lockport, IL worth?

The TopHap Estimate for 423 North Ave, Lockport, IL is $150,473 as of Aug 30, 2026. The likely range is $126,450 to $174,496. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 423 North Ave, Lockport, IL last sell?

423 North Ave, Lockport, IL last sold on Dec 2, 2020 for $107,500, according to the county's recorded deed. TopHap holds 5 recorded sales for this parcel.

How big is 423 North Ave, Lockport, IL?

423 North Ave, Lockport, IL has 1 bathrooms and a 0.15-acre lot.

When was 423 North Ave, Lockport, IL built?

423 North Ave, Lockport, IL was built in 1952, making it 74 years old.

What schools serve 423 North Ave, Lockport, IL?

423 North Ave, Lockport, IL is assigned to Fairmount School (elementary), rated C+; Lockport Township High School (high), rated A+. All sit in Lockport Township High School District 205. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 423 North Ave, Lockport, IL compare to other homes in Lockport 60441?

Among the 12,513 homes in Lockport 60441, it is worth more than 2% of them ($150,473 against a typical $350,098), its lot is bigger than 18% of them (0.15 ac against a typical 0.22 ac) and it is newer than 14% of them (1952 against a typical 1996). Measured against all of Will County, it is worth more than 3% 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 North Ave, Lockport, IL?

The 2025 property tax bill for 423 North Ave, Lockport, IL was $2,458. The county assessed it at $38,064.

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