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Single Family ResidenceResidential
$353,030$155 / 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 95How 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 $261,000 on Oct 26, 2021

637 GAVIN AVE

ROMEOVILLE, IL 60446
1.5
Baths
2,280 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.
0.17 ac
Lot SizeThe size of the land the home sits on, from county records.
1995
Year BuiltThe year the home was originally built, according to county records.

Valuation

$353K
$337K low$370K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$261,000 · Oct 26, 2021

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$9,174 (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.$109,104 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$28,828
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$80,276
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$101,776
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$327,312

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.39
1
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.
72
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
76
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.
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.Raised Ranch
CountyWILL
Lot (acres)The size of the land the home sits on, from county records.0.17
CoolingThe type of cooling or air conditioning in the home.Central
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(1)

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
A Vito Martinez Middle SchoolA
Middle · Grades 6–8 · 0.3 mi
E
Irene King Elementary SchoolA
Elementary · Grades PK–5 · 0.6 mi
H
Romeoville High SchoolA
High · Grades 9–12 · 1.1 mi

District: Valley View Community Unit School District 365u

Neighborhood · ZIP 60446These 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.65
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 100.56

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.17%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.6%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.8%
PopulationHow many people live in this area.39,107
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,926 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$92,955
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$108,857
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

637 Gavin 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 65% of homes in Romeoville 60446
  • Costs less per square foot than 92% of homes in Romeoville 60446
  • Bigger than 87% of homes in Romeoville 60446
  • Has a smaller lot than 74% of homes in Will County

What homes are worth in Romeoville 60446

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

This home
$219K$494K

This home is worth more than 65% of homes in Romeoville 60446.

How it measures up in Romeoville 60446

The dot is this home. The mark in the middle is the typical home in Romeoville 60446.

Estimated value$353,030
CheaperTypical $316,771Pricier

Pricier than 65% of homes nearby

Price per ft²$155
CheaperTypical $202Pricier

Pricier than 8% of homes nearby

Living area2,280 ft²
SmallerTypical 1,604 ft²Bigger

Bigger than 87% of homes nearby

Lot size0.17 ac
SmallerTypical 0.17 acBigger

Bigger than 58% of homes nearby

Year built1995
OlderTypical 1999Newer

Newer than 38% of homes nearby

How 637 Gavin Ave ranks against every home in each area.
MeasureThis homeRomeoville 60446Will County
Estimated valuepricier than$353,03065% of homes45% of homes
Price per ft²pricier than$1558% of homes10% of homes
Living areabigger than2,280 ft²87% of homes68% of homes
Lot sizebigger than0.17 ac58% of homes26% of homes
Year builtnewer than199538% of homes53% of homes

About 637 Gavin Ave

How much is 637 Gavin Ave, Romeoville, IL worth?

The TopHap Estimate for 637 Gavin Ave, Romeoville, IL is $353,030 as of Aug 30, 2026. The likely range is $336,512 to $369,548. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 637 Gavin Ave, Romeoville, IL last sell?

637 Gavin Ave, Romeoville, IL last sold on Oct 26, 2021 for $261,000, according to the county's recorded deed.

How big is 637 Gavin Ave, Romeoville, IL?

637 Gavin Ave, Romeoville, IL has 1.5 bathrooms, 2,280 square feet of living space and a 0.17-acre lot.

When was 637 Gavin Ave, Romeoville, IL built?

637 Gavin Ave, Romeoville, IL was built in 1995, making it 31 years old. It is a raised ranch home.

What schools serve 637 Gavin Ave, Romeoville, IL?

637 Gavin Ave, Romeoville, IL is assigned to A Vito Martinez Middle School (middle), rated A; Irene King Elementary School (elementary), rated A; Romeoville High School (high), rated A. All sit in Valley View Community Unit School District 365u. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 637 Gavin Ave, Romeoville, IL compare to other homes in Romeoville 60446?

Among the 12,132 homes in Romeoville 60446, it is worth more than 65% of them ($353,030 against a typical $316,771), its price per square foot is higher than 8% of them ($155 against a typical $202), it is bigger than 87% of them (2,280 ft² against a typical 1,604 ft²), its lot is bigger than 58% of them (0.17 ac against a typical 0.17 ac) and it is newer than 38% of them (1995 against a typical 1999). Measured against all of Will County, it is worth more than 45% 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 637 Gavin Ave, Romeoville, IL?

The 2025 property tax bill for 637 Gavin Ave, Romeoville, IL was $9,174. The county assessed it at $109,104.

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