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Single Family ResidentialResidential
$156,993$171 / 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 90How 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 $140,000 on Jun 28, 2017

804 17TH ST

PORT BYRON, IL 61275
3.5
Baths
916 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.
0.4 ac
Lot SizeThe size of the land the home sits on, from county records.
1971
Year BuiltThe year the home was originally built, according to county records.

Valuation

$157K
$141K low$173K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$140,000 · Jun 28, 2017

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,650 (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.$55,280 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$12,144
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$43,136
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$51,185
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$165,840

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residential
StyleThe architectural style of the home, such as ranch or colonial.Split Level
CountyROCK ISLAND
Lot (acres)The size of the land the home sits on, from county records.0.40
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(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.

Foreclosure Filings(1)

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

E
Riverdale Elementary SchoolA-
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 61275These 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.85
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.78
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.30

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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.22%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.9.1%
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.4,037
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.106 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$98,558
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$113,632
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

804 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 90% of homes in Port Byron 61275
  • Costs more per square foot than 84% of homes in Rock Island County
  • Smaller than 96% of homes in Port Byron 61275
  • Has a smaller lot than 81% of homes in Port Byron 61275
  • Newer than 78% of homes in Rock Island County

What homes are worth in Port Byron 61275

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

This home
$100K$688K

This home is worth more than 10% of homes in Port Byron 61275.

How it measures up in Port Byron 61275

The dot is this home. The mark in the middle is the typical home in Port Byron 61275.

Estimated value$156,993
CheaperTypical $303,597Pricier

Pricier than 10% of homes nearby

Price per ft²$171
CheaperTypical $181Pricier

Pricier than 42% of homes nearby

Living area916 ft²
SmallerTypical 1,660 ft²Bigger

Bigger than 4% of homes nearby

Lot size0.4 ac
SmallerTypical 1.02 acBigger

Bigger than 19% of homes nearby

Year built1971
OlderTypical 1977Newer

Newer than 38% of homes nearby

How 804 17th St ranks against every home in each area.
MeasureThis homePort Byron 61275Rock Island County
Estimated valuepricier than$156,99310% of homes53% of homes
Price per ft²pricier than$17142% of homes84% of homes
Living areabigger than916 ft²4% of homes16% of homes
Lot sizebigger than0.4 ac19% of homes74% of homes
Year builtnewer than197138% of homes78% of homes

About 804 17th St

How much is 804 17th St, Port Byron, IL worth?

The TopHap Estimate for 804 17th St, Port Byron, IL is $156,993 as of Sep 24, 2026. The likely range is $141,114 to $172,872. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 804 17th St, Port Byron, IL last sell?

804 17th St, Port Byron, IL last sold on Jun 28, 2017 for $140,000, according to the county's recorded deed.

How big is 804 17th St, Port Byron, IL?

804 17th St, Port Byron, IL has 3.5 bathrooms, 916 square feet of living space and a 0.40-acre lot.

When was 804 17th St, Port Byron, IL built?

804 17th St, Port Byron, IL was built in 1971, making it 55 years old. It is a split level home.

What schools serve 804 17th St, Port Byron, IL?

804 17th St, Port Byron, IL is assigned to Riverdale Elementary School (elementary), rated A-; 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 804 17th St, Port Byron, IL compare to other homes in Port Byron 61275?

Among the 1,620 homes in Port Byron 61275, it is worth more than 10% of them ($156,993 against a typical $303,597), its price per square foot is higher than 42% of them ($171 against a typical $181), it is bigger than 4% of them (916 ft² against a typical 1,660 ft²), its lot is bigger than 19% of them (0.4 ac against a typical 1.02 ac) and it is newer than 38% of them (1971 against a typical 1977). Measured against all of Rock Island County, it is worth more than 53% 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 804 17th St, Port Byron, IL?

The 2025 property tax bill for 804 17th St, Port Byron, IL was $3,650. The county assessed it at $55,280.

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Assigned schools

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