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Single Family ResidentialResidential
$173,384$76 / 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 Sep 24, 2026
Last sold for $109,000 on Jan 28, 2016

645 MILL ST

UTICA, IL 61373
0
Baths
2,284 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.
0.39 ac
Lot SizeThe size of the land the home sits on, from county records.
1902
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$173K
$163K low$184K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$109,000 · Jan 28, 2016

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,235 (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.$53,527 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$4,226
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$49,301
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$51,907
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$160,581

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.32
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
11
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
74
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
58
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
19
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.

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 Residential
CountyLASALLE
Lot (acres)The size of the land the home sits on, from county records.0.39
FireplaceWhether the home has a fireplace, and what kind.Yes
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.

E
Waltham Elementary SchoolB+
Elementary · Grades PK–8 · 0.6 mi
H
La Salle-Peru Township High SchoolC+
High · Grades 9–12 · 5.2 mi

District: Lasalle-Peru Township High School District 120

Neighborhood · ZIP 61373These 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.76
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.87
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.41

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.91%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.13%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.8%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.9%
PopulationHow many people live in this area.1,808
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.36 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$102,643
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$119,036
Average tempThe average temperature here across a full year.50°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.55%

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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

645 Mill 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 less than 74% of homes in Utica 61373
  • Costs less per square foot than 95% of homes in Utica 61373
  • Bigger than 89% of homes in LaSalle County
  • Has a bigger lot than 71% of homes in LaSalle County
  • Older than 86% of homes in Utica 61373

What homes are worth in Utica 61373

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

This home
$84K$503K

This home is worth more than 26% of homes in Utica 61373.

How it measures up in Utica 61373

The dot is this home. The mark in the middle is the typical home in Utica 61373.

Estimated value$173,384
CheaperTypical $258,230Pricier

Pricier than 26% of homes nearby

Price per ft²$76
CheaperTypical $159Pricier

Pricier than 5% of homes nearby

Living area2,284 ft²
SmallerTypical 1,670 ft²Bigger

Bigger than 85% of homes nearby

Lot size0.39 ac
SmallerTypical 0.52 acBigger

Bigger than 40% of homes nearby

Year built1902
OlderTypical 1980Newer

Newer than 14% of homes nearby

How 645 Mill St ranks against every home in each area.
MeasureThis homeUtica 61373LaSalle County
Estimated valuepricier than$173,38426% of homes50% of homes
Price per ft²pricier than$765% of homes14% of homes
Living areabigger than2,284 ft²85% of homes89% of homes
Lot sizebigger than0.39 ac40% of homes71% of homes
Year builtnewer than190214% of homes19% of homes

About 645 Mill St

How much is 645 Mill St, Utica, IL worth?

The TopHap Estimate for 645 Mill St, Utica, IL is $173,384 as of Sep 24, 2026. The likely range is $162,657 to $184,111. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 645 Mill St, Utica, IL last sell?

645 Mill St, Utica, IL last sold on Jan 28, 2016 for $109,000, according to the county's recorded deed.

How big is 645 Mill St, Utica, IL?

645 Mill St, Utica, IL has 2,284 square feet of living space and a 0.39-acre lot.

When was 645 Mill St, Utica, IL built?

645 Mill St, Utica, IL was built in 1902, making it 124 years old. The building has 2 stories.

What schools serve 645 Mill St, Utica, IL?

645 Mill St, Utica, IL is assigned to Waltham Elementary School (elementary), rated B+; La Salle-Peru Township High School (high), rated C+. All sit in Lasalle-Peru Township High School District 120. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 645 Mill St, Utica, IL compare to other homes in Utica 61373?

Among the 744 homes in Utica 61373, it is worth more than 26% of them ($173,384 against a typical $258,230), its price per square foot is higher than 5% of them ($76 against a typical $159), it is bigger than 85% of them (2,284 ft² against a typical 1,670 ft²), its lot is bigger than 40% of them (0.39 ac against a typical 0.52 ac) and it is newer than 14% of them (1902 against a typical 1980). Measured against all of LaSalle County, it is worth more than 50% 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 645 Mill St, Utica, IL?

The 2025 property tax bill for 645 Mill St, Utica, IL was $4,235. The county assessed it at $53,527.

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