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Single Family ResidentialResidential
$83,932$116 / 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 71How 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 $82,500 on Oct 2, 2025

531 23RD AVE

ROCK ISLAND, IL 61201
1
Baths
726 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.
0.13 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.
1
StoriesHow many floors the home has above ground.

Valuation

$84K
$60K low$108K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$82,500 · Oct 2, 2025

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,666 (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.$16,645 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$4,443
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$12,202
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$15,341
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$49,935

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.9 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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.0.13
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
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(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
Frances Willard Elementary SchoolC+
Elementary · Grades PK–6 · 0.3 mi
H
Rock Island High SchoolD-
High · Grades 9–12 · 0.7 mi
M
Edison Jr High SchoolD
Middle · Grades 7–8 · 1.3 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

531 23rd 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 90% of homes in West Central Rock Island
  • Costs more per square foot than 98% of homes in West Central Rock Island
  • Smaller than 96% of homes in Rock Island County
  • Has a smaller lot than 85% of homes in Rock Island County
  • Newer than 88% of homes in West Central Rock Island

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 25% 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$83,932
CheaperTypical $122,514Pricier

Pricier than 25% of homes nearby

Price per ft²$116
CheaperTypical $99Pricier

Pricier than 65% of homes nearby

Living area726 ft²
SmallerTypical 1,252 ft²Bigger

Bigger than 5% of homes nearby

Lot size0.13 ac
SmallerTypical 0.16 acBigger

Bigger than 24% of homes nearby

Year built1952
OlderTypical 1940Newer

Newer than 67% of homes nearby

How 531 23rd Ave ranks against every home in each area.
MeasureThis homeWest Central Rock IslandRock Island 61201Rock Island County
Estimated valuepricier than$83,93290% of homes25% of homes13% of homes
Price per ft²pricier than$11698% of homes65% of homes44% of homes
Living areabigger than726 ft²15% of homes5% of homes4% of homes
Lot sizebigger than0.13 ac44% of homes24% of homes15% of homes
Year builtnewer than195288% of homes67% of homes49% of homes

About 531 23rd Ave

How much is 531 23rd Ave, Rock Island, IL worth?

The TopHap Estimate for 531 23rd Ave, Rock Island, IL is $83,932 as of Sep 24, 2026. The likely range is $59,604 to $108,260. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 531 23rd Ave, Rock Island, IL last sell?

531 23rd Ave, Rock Island, IL last sold on Oct 2, 2025 for $82,500, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 531 23rd Ave, Rock Island, IL?

531 23rd Ave, Rock Island, IL has 1 bathrooms, 726 square feet of living space and a 0.13-acre lot.

When was 531 23rd Ave, Rock Island, IL built?

531 23rd Ave, Rock Island, IL was built in 1952, making it 74 years old. The building has 1 story.

What schools serve 531 23rd Ave, Rock Island, IL?

531 23rd Ave, Rock Island, IL is assigned to Frances Willard Elementary School (elementary), rated C+; Rock Island High School (high), rated D-; Edison Jr High School (middle), rated D. All sit in Rock Island School District 41. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 531 23rd 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 25% of them ($83,932 against a typical $122,514), its price per square foot is higher than 65% of them ($116 against a typical $99), it is bigger than 5% of them (726 ft² against a typical 1,252 ft²), its lot is bigger than 24% of them (0.13 ac against a typical 0.16 ac) and it is newer than 67% of them (1952 against a typical 1940). Measured against all of Rock Island County, it is worth more than 13% 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 531 23rd Ave, Rock Island, IL?

The 2025 property tax bill for 531 23rd Ave, Rock Island, IL was $1,666. The county assessed it at $16,645.

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