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Single Family ResidentialResidential
$111,207$55 / 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 88How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026
Last sold for $105,000 on Sep 3, 2024

121 1ST ST

CARBON CLIFF, IL 61239
3.5
Baths
2,038 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.
0.23 ac
Lot SizeThe size of the land the home sits on, from county records.
1925
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$111K
$98K low$125K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$105,000 · Sep 3, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,002 (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.$43,614 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$6,777
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$36,837
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$40,383
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$130,842

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.0.23
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(6)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Foreclosure Filings(2)

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

E
Eagle Ridge SchoolF
Elementary · Grades PK–8 · 0.6 mi
H
United Township High SchoolD
High · Grades 9–12 · 2.4 mi

District: Carbon Cliff-Barstow School District 36

Neighborhood · ZIP 61239These 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.156
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.80
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.29

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.89%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.7.2%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.18%
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.576
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.534 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$54,016
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$70,358
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

121 1st 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 74% of homes in Rock Island County
  • Costs less per square foot than 98% of homes in Carbon Cliff 61239
  • Bigger than 94% of homes in Carbon Cliff 61239
  • Older than 87% of homes in Carbon Cliff 61239

What homes are worth in Carbon Cliff 61239

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

This home
$57K$322K

This home is worth more than 53% of homes in Carbon Cliff 61239.

How it measures up in Carbon Cliff 61239

The dot is this home. The mark in the middle is the typical home in Carbon Cliff 61239.

Estimated value$111,207
CheaperTypical $109,374Pricier

Pricier than 53% of homes nearby

Price per ft²$55
CheaperTypical $106Pricier

Pricier than 2% of homes nearby

Living area2,038 ft²
SmallerTypical 1,096 ft²Bigger

Bigger than 94% of homes nearby

Lot size0.23 ac
SmallerTypical 0.22 acBigger

Bigger than 58% of homes nearby

Year built1925
OlderTypical 1956Newer

Newer than 13% of homes nearby

How 121 1st St ranks against every home in each area.
MeasureThis homeCarbon Cliff 61239Rock Island County
Estimated valuepricier than$111,20753% of homes26% of homes
Price per ft²pricier than$552% of homes7% of homes
Living areabigger than2,038 ft²94% of homes87% of homes
Lot sizebigger than0.23 ac58% of homes56% of homes
Year builtnewer than192513% of homes25% of homes

About 121 1st St

How much is 121 1st St, Carbon Cliff, IL worth?

The TopHap Estimate for 121 1st St, Carbon Cliff, IL is $111,207 as of Oct 21, 2026. The likely range is $97,793 to $124,621. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 121 1st St, Carbon Cliff, IL last sell?

121 1st St, Carbon Cliff, IL last sold on Sep 3, 2024 for $105,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 121 1st St, Carbon Cliff, IL?

121 1st St, Carbon Cliff, IL has 3.5 bathrooms, 2,038 square feet of living space and a 0.23-acre lot.

When was 121 1st St, Carbon Cliff, IL built?

121 1st St, Carbon Cliff, IL was built in 1925, making it 101 years old. The building has 2 stories.

What schools serve 121 1st St, Carbon Cliff, IL?

121 1st St, Carbon Cliff, IL is assigned to Eagle Ridge School (elementary), rated F; United Township High School (high), rated D. All sit in Carbon Cliff-Barstow School District 36. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 121 1st St, Carbon Cliff, IL compare to other homes in Carbon Cliff 61239?

Among the 279 homes in Carbon Cliff 61239, it is worth more than 53% of them ($111,207 against a typical $109,374), its price per square foot is higher than 2% of them ($55 against a typical $106), it is bigger than 94% of them (2,038 ft² against a typical 1,096 ft²), its lot is bigger than 58% of them (0.23 ac against a typical 0.22 ac) and it is newer than 13% of them (1925 against a typical 1956). Measured against all of Rock Island County, it is worth more than 26% 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 121 1st St, Carbon Cliff, IL?

The 2025 property tax bill for 121 1st St, Carbon Cliff, IL was $4,002. The county assessed it at $43,614.

More homes on 1st St

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Assigned schools

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