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Residential (General/Single)Residential
$55,210$75 / 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 92How 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 $30,000 on May 27, 2020

3512 12TH AVE

ROCK ISLAND, IL 61201
0
Baths
736 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.
3,635 ft²
Lot SizeThe size of the land the home sits on, from county records.
1909
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$55K
$51K low$60K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$30,000 · May 27, 2020

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,512 (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.$24,772 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$4,372
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$20,400
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$22,748
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$74,316

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Residential (General/Single)
CountyROCK ISLAND
Lot (acres)The size of the land the home sits on, from county records.0.08
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(4)

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
Washington Jr High SchoolC
Middle · Grades 7–8 · 0.5 mi
E
Longfellow Elementary SchoolC-
Elementary · Grades PK–6 · 0.5 mi
H
Rock Island High SchoolD-
High · Grades 9–12 · 1.6 mi

District: Rock Island School District 41

Neighborhood · ZIP 61201These 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.114
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.82
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.32

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.90%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.15%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.21%
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.36,706
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,955 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$60,990
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$78,271
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

3512 12th 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 96% of homes in College Circle
  • Costs less per square foot than 85% of homes in Rock Island County
  • Smaller than 96% of homes in College Circle
  • Has a smaller lot than 98% of homes in Rock Island County
  • Older than 91% of homes in Rock Island County

What homes are worth in Rock Island 61201

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

This home
$34K$349K

This home is worth more than 12% of homes in Rock Island 61201.

How it measures up in Rock Island 61201

The dot is this home. The mark in the middle is the typical home in Rock Island 61201.

Estimated value$55,210
CheaperTypical $122,514Pricier

Pricier than 12% of homes nearby

Price per ft²$75
CheaperTypical $99Pricier

Pricier than 30% of homes nearby

Living area736 ft²
SmallerTypical 1,252 ft²Bigger

Bigger than 6% of homes nearby

Lot size3,635 ft²
SmallerTypical 0.16 acBigger

Bigger than 3% of homes nearby

Year built1909
OlderTypical 1940Newer

Newer than 12% of homes nearby

How 3512 12th Ave ranks against every home in each area.
MeasureThis homeCollege CircleRock Island 61201Rock Island County
Estimated valuepricier than$55,2104% of homes12% of homes4% of homes
Price per ft²pricier than$7534% of homes30% of homes15% of homes
Living areabigger than736 ft²4% of homes6% of homes5% of homes
Lot sizebigger than3,635 ft²7% of homes3% of homes2% of homes
Year builtnewer than190935% of homes12% of homes9% of homes

About 3512 12th Ave

How much is 3512 12th Ave, Rock Island, IL worth?

The TopHap Estimate for 3512 12th Ave, Rock Island, IL is $55,210 as of Sep 24, 2026. The likely range is $50,678 to $59,742. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3512 12th Ave, Rock Island, IL last sell?

3512 12th Ave, Rock Island, IL last sold on May 27, 2020 for $30,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 3512 12th Ave, Rock Island, IL?

3512 12th Ave, Rock Island, IL has 736 square feet of living space and a 0.08-acre lot.

When was 3512 12th Ave, Rock Island, IL built?

3512 12th Ave, Rock Island, IL was built in 1909, making it 117 years old. The building has 1 story.

What schools serve 3512 12th Ave, Rock Island, IL?

3512 12th Ave, Rock Island, IL is assigned to Washington Jr High School (middle), rated C; Longfellow Elementary School (elementary), rated C-; Rock Island High School (high), rated D-. All sit in Rock Island School District 41. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3512 12th Ave, Rock Island, IL compare to other homes in Rock Island 61201?

Among the 13,020 homes in Rock Island 61201, it is worth more than 12% of them ($55,210 against a typical $122,514), its price per square foot is higher than 30% of them ($75 against a typical $99), it is bigger than 6% of them (736 ft² against a typical 1,252 ft²), its lot is bigger than 3% of them (3,635 ft² against a typical 0.16 ac) and it is newer than 12% of them (1909 against a typical 1940). Measured against all of Rock Island County, it is worth more than 4% 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 3512 12th Ave, Rock Island, IL?

The 2025 property tax bill for 3512 12th Ave, Rock Island, IL was $2,512. The county assessed it at $24,772.

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