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Single Family ResidentialResidential
$120,272$154 / 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 94How 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
Last sold for $118,000 on Jan 30, 2025

510 18TH ST

RAPIDS CITY, IL 61278
0
Baths
780 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.
1940
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$120K
$113K low$128K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$118,000 · Jan 30, 2025
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.$120,272
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$96,218

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,822 (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.$38,109 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$14,268
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$23,841
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$35,286
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$114,327

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

Transaction History(3)

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
Riverdale Elementary SchoolB+
Elementary · Grades PK–5 · 5.0 mi
H
Riverdale Sr High SchoolA-
High · Grades 9–12 · 5.1 mi
M
Riverdale Middle SchoolA-
Middle · Grades 6–8 · 5.3 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.Absentee owner
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

510 18th 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 84% of homes in Rapids City 61278
  • Costs more per square foot than 75% of homes in Rock Island County
  • Smaller than 94% of homes in Rapids City 61278
  • Has a bigger lot than 72% of homes in Rock Island County
  • Older than 81% 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$1M

This home is worth more than 16% 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$120,272
CheaperTypical $191,369Pricier

Pricier than 16% of homes nearby

Price per ft²$154
CheaperTypical $146Pricier

Pricier than 58% of homes nearby

Living area780 ft²
SmallerTypical 1,344 ft²Bigger

Bigger than 6% of homes nearby

Lot size0.38 ac
SmallerTypical 0.47 acBigger

Bigger than 42% of homes nearby

Year built1940
OlderTypical 1966Newer

Newer than 19% of homes nearby

How 510 18th St ranks against every home in each area.
MeasureThis homeRapids City 61278Rock Island County
Estimated valuepricier than$120,27216% of homes33% of homes
Price per ft²pricier than$15458% of homes75% of homes
Living areabigger than780 ft²6% of homes7% of homes
Lot sizebigger than0.38 ac42% of homes72% of homes
Year builtnewer than194019% of homes35% of homes

About 510 18th St

How much is 510 18th St, Rapids City, IL worth?

The TopHap Estimate for 510 18th St, Rapids City, IL is $120,272 as of Jul 14, 2026. The likely range is $112,626 to $127,918. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 510 18th St, Rapids City, IL last sell?

510 18th St, Rapids City, IL last sold on Jan 30, 2025 for $118,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 510 18th St, Rapids City, IL?

510 18th St, Rapids City, IL has 780 square feet of living space and a 0.38-acre lot.

When was 510 18th St, Rapids City, IL built?

510 18th St, Rapids City, IL was built in 1940, making it 86 years old. The building has 1 story.

What schools serve 510 18th St, Rapids City, IL?

510 18th 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 510 18th 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 16% of them ($120,272 against a typical $191,369), its price per square foot is higher than 58% of them ($154 against a typical $146), it is bigger than 6% of them (780 ft² against a typical 1,344 ft²), its lot is bigger than 42% of them (0.38 ac against a typical 0.47 ac) and it is newer than 19% of them (1940 against a typical 1966). Measured against all of Rock Island County, it is worth more than 33% 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 510 18th St, Rapids City, IL?

The 2025 property tax bill for 510 18th St, Rapids City, IL was $2,822. The county assessed it at $38,109.

Closest homes

More homes in Rapids City 61278

Assigned schools

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