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Single Family ResidenceResidential
$180,734$91 / 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 96How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026
Last sold for $58,000 on Mar 12, 2013

503 W 4TH ST

BYRON, IL 61010
0
Baths
1,992 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.
0.85 ac
Lot SizeThe size of the land the home sits on, from county records.
1910
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$181K
$174K low$188K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$58,000 · Mar 12, 2013

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,530 (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.$18,569 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$17,269
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$1,300
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$16,808
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$55,707

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.11
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
23
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
31
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 Residence
CountyOGLE
Lot (acres)The size of the land the home sits on, from county records.0.85
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.

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

E
Mary Morgan Elementary SchoolA+
Elementary · Grades PK–5 · 0.2 mi
H
Byron High School 9-12A
High · Grades 9–12 · 0.2 mi
M
Byron Middle SchoolA
Middle · Grades 6–8 · 0.4 mi

District: Byron Community Unit School District 226

Neighborhood · ZIP 61010These 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.66
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.86
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.44

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.26%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.1%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.7%
PopulationHow many people live in this area.7,390
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.179 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$97,170
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$109,069
Average tempThe average temperature here across a full year.48°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.52%

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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

503 W 4th 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 Byron 61010
  • Costs less per square foot than 98% of homes in Byron 61010
  • Bigger than 76% of homes in Ogle County
  • Has a bigger lot than 72% of homes in Byron 61010
  • Older than 98% of homes in Byron 61010

What homes are worth in Byron 61010

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

This home
$114K$520K

This home is worth more than 16% of homes in Byron 61010.

How it measures up in Byron 61010

The dot is this home. The mark in the middle is the typical home in Byron 61010.

Estimated value$180,734
CheaperTypical $273,175Pricier

Pricier than 16% of homes nearby

Price per ft²$91
CheaperTypical $165Pricier

Pricier than 2% of homes nearby

Living area1,992 ft²
SmallerTypical 1,626 ft²Bigger

Bigger than 73% of homes nearby

Lot size0.85 ac
SmallerTypical 0.5 acBigger

Bigger than 72% of homes nearby

Year built1910
OlderTypical 1992Newer

Newer than 2% of homes nearby

How 503 W 4th St ranks against every home in each area.
MeasureThis homeByron 61010Ogle County
Estimated valuepricier than$180,73416% of homes38% of homes
Price per ft²pricier than$912% of homes13% of homes
Living areabigger than1,992 ft²73% of homes76% of homes
Lot sizebigger than0.85 ac72% of homes70% of homes
Year builtnewer than19102% of homes9% of homes

About 503 W 4th St

How much is 503 W 4th St, Byron, IL worth?

The TopHap Estimate for 503 W 4th St, Byron, IL is $180,734 as of Aug 30, 2026. The likely range is $173,575 to $187,893. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 503 W 4th St, Byron, IL last sell?

503 W 4th St, Byron, IL last sold on Mar 12, 2013 for $58,000, according to the county's recorded deed.

How big is 503 W 4th St, Byron, IL?

503 W 4th St, Byron, IL has 1,992 square feet of living space and a 0.85-acre lot.

When was 503 W 4th St, Byron, IL built?

503 W 4th St, Byron, IL was built in 1910, making it 116 years old. The building has 2 stories.

What schools serve 503 W 4th St, Byron, IL?

503 W 4th St, Byron, IL is assigned to Mary Morgan Elementary School (elementary), rated A+; Byron High School 9-12 (high), rated A; Byron Middle School (middle), rated A. All sit in Byron Community Unit School District 226. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 503 W 4th St, Byron, IL compare to other homes in Byron 61010?

Among the 2,805 homes in Byron 61010, it is worth more than 16% of them ($180,734 against a typical $273,175), its price per square foot is higher than 2% of them ($91 against a typical $165), it is bigger than 73% of them (1,992 ft² against a typical 1,626 ft²), its lot is bigger than 72% of them (0.85 ac against a typical 0.5 ac) and it is newer than 2% of them (1910 against a typical 1992). Measured against all of Ogle County, it is worth more than 38% 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 503 W 4th St, Byron, IL?

The 2025 property tax bill for 503 W 4th St, Byron, IL was $1,530. The county assessed it at $18,569.

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