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Single Family ResidentialResidential
$136,121$158 / 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 86How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026

511 17TH ST

RAPIDS CITY, IL 61278
0
Baths
864 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.
0.38 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

$136K
$117K low$155K high
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$59,621
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$47,697
Loan-to-ValueHow much is still owed on the home compared to what it is worth. 80% means loans equal 80% of our estimate, so it shifts when the estimate does.60%
1st MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$46,500
IH MISSISSIPPI VALLEY CU · R · recorded Apr 14, 2005
2nd MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$30,000
IH MISSISSIPPI VALLEY CU

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,366 (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.$42,949 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$14,354
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$28,595
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$39,768
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$128,847

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.33
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
15
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
73
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
62
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
17
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
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.0.38
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

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Riverdale Elementary SchoolB+
Elementary · Grades PK–5 · 5.0 mi
H
Riverdale Sr High SchoolA-
High · Grades 9–12 · 5.0 mi
M
Riverdale Middle SchoolA-
Middle · Grades 6–8 · 5.2 mi

District: Riverdale Community Unit School District 100

Neighborhood · ZIP 61278These 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.41
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.81
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.35

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.94%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.14%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.13%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.4%
PopulationHow many people live in this area.16
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.137 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$87,305
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$104,832
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%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Owner occupied
Company ownedWhether the owner is a company or trust rather than a person.No

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

511 17th 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 79% of homes in Rapids City 61278
  • Costs more per square foot than 78% of homes in Rock Island County
  • Smaller than 89% of homes in Rapids City 61278
  • Has a bigger lot than 73% of homes in Rock Island County
  • Older than 66% of homes in Rapids City 61278

What homes are worth in Rapids City 61278

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

This home
$64K$991K

This home is worth more than 21% of homes in Rapids City 61278.

How it measures up in Rapids City 61278

The dot is this home. The mark in the middle is the typical home in Rapids City 61278.

Estimated value$136,121
CheaperTypical $191,369Pricier

Pricier than 21% of homes nearby

Price per ft²$158
CheaperTypical $146Pricier

Pricier than 62% of homes nearby

Living area864 ft²
SmallerTypical 1,334 ft²Bigger

Bigger than 11% of homes nearby

Lot size0.38 ac
SmallerTypical 0.47 acBigger

Bigger than 44% of homes nearby

Year built1952
OlderTypical 1966Newer

Newer than 34% of homes nearby

How 511 17th St ranks against every home in each area.
MeasureThis homeRapids City 61278Rock Island County
Estimated valuepricier than$136,12121% of homes43% of homes
Price per ft²pricier than$15862% of homes78% of homes
Living areabigger than864 ft²11% of homes13% of homes
Lot sizebigger than0.38 ac44% of homes73% of homes
Year builtnewer than195234% of homes49% of homes

About 511 17th St

How much is 511 17th St, Rapids City, IL worth?

The TopHap Estimate for 511 17th St, Rapids City, IL is $136,121 as of Jul 14, 2026. The likely range is $117,392 to $154,850. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 511 17th St, Rapids City, IL last sell?

511 17th St, Rapids City, IL last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 511 17th St, Rapids City, IL?

511 17th St, Rapids City, IL has 864 square feet of living space and a 0.38-acre lot.

When was 511 17th St, Rapids City, IL built?

511 17th St, Rapids City, IL was built in 1952, making it 74 years old. The building has 1 story.

What schools serve 511 17th St, Rapids City, IL?

511 17th St, Rapids City, IL is assigned to Riverdale Elementary School (elementary), rated B+; Riverdale Sr High School (high), rated A-; Riverdale Middle School (middle), rated A-. All sit in Riverdale Community Unit School District 100. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 511 17th St, Rapids City, IL compare to other homes in Rapids City 61278?

Among the 233 homes in Rapids City 61278, it is worth more than 21% of them ($136,121 against a typical $191,369), its price per square foot is higher than 62% of them ($158 against a typical $146), it is bigger than 11% of them (864 ft² against a typical 1,334 ft²), its lot is bigger than 44% of them (0.38 ac against a typical 0.47 ac) and it is newer than 34% of them (1952 against a typical 1966). Measured against all of Rock Island County, it is worth more than 43% 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 511 17th St, Rapids City, IL?

The 2025 property tax bill for 511 17th St, Rapids City, IL was $2,366. The county assessed it at $42,949.

More homes on 17th St

Closest homes

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Assigned schools

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