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Single Family ResidentialResidential

512 42ND AVE

ROCK ISLAND, IL 61201
1
Baths
1,369 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.
0.18 ac
Lot SizeThe size of the land the home sits on, from county records.
1931
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,849 (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.$39,477 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$3,733
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$35,744
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$36,385
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$118,431

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.0.18
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, Detached
PoolWhether the property has a pool, and what kind, such as in-ground.No

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

512 42nd 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.

  • Bigger than 88% of homes in Rock Riverfront
  • Has a bigger lot than 76% of homes in Rock Riverfront
  • Older than 71% of homes in Rock Island County

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.

Living area1,369 ft²
SmallerTypical 1,252 ft²Bigger

Bigger than 58% of homes nearby

Lot size0.18 ac
SmallerTypical 0.16 acBigger

Bigger than 58% of homes nearby

Year built1931
OlderTypical 1940Newer

Newer than 45% of homes nearby

How 512 42nd Ave ranks against every home in each area.
MeasureThis homeRock RiverfrontRock Island 61201Rock Island County
Living areabigger than1,369 ft²88% of homes58% of homes57% of homes
Lot sizebigger than0.18 ac76% of homes58% of homes42% of homes
Year builtnewer than193137% of homes45% of homes29% of homes

About 512 42nd Ave

When did 512 42nd Ave, Rock Island, IL last sell?

512 42nd Ave, Rock Island, IL last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 512 42nd Ave, Rock Island, IL?

512 42nd Ave, Rock Island, IL has 1 bathrooms, 1,369 square feet of living space and a 0.18-acre lot.

When was 512 42nd Ave, Rock Island, IL built?

512 42nd Ave, Rock Island, IL was built in 1931, making it 95 years old. The building has 1 story.

How does 512 42nd Ave, Rock Island, IL compare to other homes in Rock Island 61201?

Among the 13,020 homes in Rock Island 61201, it is bigger than 58% of them (1,369 ft² against a typical 1,252 ft²), its lot is bigger than 58% of them (0.18 ac against a typical 0.16 ac) and it is newer than 45% of them (1931 against a typical 1940). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 512 42nd Ave, Rock Island, IL?

The 2025 property tax bill for 512 42nd Ave, Rock Island, IL was $2,849. The county assessed it at $39,477.

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