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Single Family ResidentialResidential
$90,801$95 / 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 Sep 24, 2026

3721 31ST ST

MOLINE, IL 61265
0
Baths
953 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.
0.59 ac
Lot SizeThe size of the land the home sits on, from county records.
1949
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$91K
$86K low$95K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$420 (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.$26,792 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$5,291
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$21,501
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$24,873
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$80,376

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.7 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.6%
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 Residential
CountyROCK ISLAND
Lot (acres)The size of the land the home sits on, from county records.0.59
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
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.

H
Moline High SchoolD+
High · Grades 9–12 · 1.1 mi
E
Hamilton Elementary SchoolC+
Elementary · Grades PK–5 · 1.7 mi
M
John Deere Middle SchoolD
Middle · Grades 6–8 · 1.8 mi

District: Moline Unit School District 40

Neighborhood · ZIP 61265These 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.116
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.84
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.27

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.92%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.18%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.16%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.7%
PopulationHow many people live in this area.43,944
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,193 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$65,171
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$81,782
Average tempThe average temperature here across a full year.50°F
Annual precipHow much rain and melted snow falls here in a typical year.36 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

3721 31st 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 90% of homes in Moline 61265
  • Costs less per square foot than 79% of homes in Moline 61265
  • Smaller than 80% of homes in Moline 61265
  • Has a bigger lot than 91% of homes in Moline 61265

What homes are worth in Moline 61265

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

This home
$61K$434K

This home is worth more than 10% of homes in Moline 61265.

How it measures up in Moline 61265

The dot is this home. The mark in the middle is the typical home in Moline 61265.

Estimated value$90,801
CheaperTypical $149,549Pricier

Pricier than 10% of homes nearby

Price per ft²$95
CheaperTypical $122Pricier

Pricier than 21% of homes nearby

Living area953 ft²
SmallerTypical 1,280 ft²Bigger

Bigger than 20% of homes nearby

Lot size0.59 ac
SmallerTypical 0.18 acBigger

Bigger than 91% of homes nearby

Year built1949
OlderTypical 1948Newer

Newer than 54% of homes nearby

How 3721 31st St ranks against every home in each area.
MeasureThis homeRock ValleyMoline 61265Rock Island County
Estimated valuepricier than$90,80126% of homes10% of homes16% of homes
Price per ft²pricier than$9535% of homes21% of homes27% of homes
Living areabigger than953 ft²31% of homes20% of homes20% of homes
Lot sizebigger than0.59 ac88% of homes91% of homes82% of homes
Year builtnewer than194944% of homes54% of homes44% of homes

About 3721 31st St

How much is 3721 31st St, Moline, IL worth?

The TopHap Estimate for 3721 31st St, Moline, IL is $90,801 as of Sep 24, 2026. The likely range is $86,207 to $95,395. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3721 31st St, Moline, IL last sell?

3721 31st St, Moline, IL last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 3721 31st St, Moline, IL?

3721 31st St, Moline, IL has 953 square feet of living space and a 0.59-acre lot.

When was 3721 31st St, Moline, IL built?

3721 31st St, Moline, IL was built in 1949, making it 77 years old. The building has 1 story.

What schools serve 3721 31st St, Moline, IL?

3721 31st St, Moline, IL is assigned to Moline High School (high), rated D+; Hamilton Elementary School (elementary), rated C+; John Deere Middle School (middle), rated D. All sit in Moline Unit School District 40. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3721 31st St, Moline, IL compare to other homes in Moline 61265?

Among the 15,660 homes in Moline 61265, it is worth more than 10% of them ($90,801 against a typical $149,549), its price per square foot is higher than 21% of them ($95 against a typical $122), it is bigger than 20% of them (953 ft² against a typical 1,280 ft²), its lot is bigger than 91% of them (0.59 ac against a typical 0.18 ac) and it is newer than 54% of them (1949 against a typical 1948). Measured against all of Rock Island County, it is worth more than 16% 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 3721 31st St, Moline, IL?

The 2025 property tax bill for 3721 31st St, Moline, IL was $420. The county assessed it at $26,792.

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