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Single Family ResidenceResidential
$265,807$153 / 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 85How 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

2421 SOUTH ST

CALEDONIA, IL 61011
4
Beds
1
Baths
1,740 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.
0.75 ac
Lot SizeThe size of the land the home sits on, from county records.
1996
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$266K
$225K low$306K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,771 (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.$69,817 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$10,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$59,817
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$64,483
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$209,451

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.35
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.
67
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
68
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
26
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
StyleThe architectural style of the home, such as ranch or colonial.Ranch
CountyBOONE
Lot (acres)The size of the land the home sits on, from county records.0.75
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
FireplaceWhether the home has a fireplace, and what kind.Yes
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
Caledonia Elementary SchoolC+
Elementary · Grades EE–5 · 0.3 mi
H
Belvidere North High SchoolC-
High · Grades 9–12 · 5.6 mi
M
Belvidere Central Middle SchoolC-
Middle · Grades 6–8 · 6.2 mi

District: Belvidere Consolidated Unit School District 100

Neighborhood · ZIP 61011These 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.53
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.89
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.41

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.96%
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.6.1%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.8%
PopulationHow many people live in this area.5,733
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.149 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$127,206
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$137,773
Average tempThe average temperature here across a full year.48°F
Annual precipHow much rain and melted snow falls here in a typical year.35 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.54%

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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

2421 South 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 88% of homes in Caledonia 61011
  • Costs less per square foot than 73% of homes in Caledonia 61011
  • Smaller than 75% of homes in Caledonia 61011
  • Has a smaller lot than 72% of homes in Caledonia 61011
  • Newer than 66% of homes in Caledonia 61011

What homes are worth in Caledonia 61011

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

This home
$188K$1M

This home is worth more than 12% of homes in Caledonia 61011.

How it measures up in Caledonia 61011

The dot is this home. The mark in the middle is the typical home in Caledonia 61011.

Estimated value$265,807
CheaperTypical $390,489Pricier

Pricier than 12% of homes nearby

Price per ft²$153
CheaperTypical $177Pricier

Pricier than 27% of homes nearby

Living area1,740 ft²
SmallerTypical 2,188 ft²Bigger

Bigger than 25% of homes nearby

Lot size0.75 ac
SmallerTypical 1.23 acBigger

Bigger than 28% of homes nearby

Year built1996
OlderTypical 1990Newer

Newer than 66% of homes nearby

How 2421 South St ranks against every home in each area.
MeasureThis homeCaledonia 61011Boone County
Estimated valuepricier than$265,80712% of homes42% of homes
Price per ft²pricier than$15327% of homes47% of homes
Living areabigger than1,740 ft²25% of homes46% of homes
Lot sizebigger than0.75 ac28% of homes70% of homes
Year builtnewer than199666% of homes62% of homes

About 2421 South St

How much is 2421 South St, Caledonia, IL worth?

The TopHap Estimate for 2421 South St, Caledonia, IL is $265,807 as of Oct 21, 2026. The likely range is $225,166 to $306,448. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 2421 South St, Caledonia, IL last sell?

2421 South St, Caledonia, IL last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 2421 South St, Caledonia, IL?

2421 South St, Caledonia, IL has 4 bedrooms, 1 bathrooms, 1,740 square feet of living space and a 0.75-acre lot.

When was 2421 South St, Caledonia, IL built?

2421 South St, Caledonia, IL was built in 1996, making it 30 years old. It is a ranch home. The building has 1 story.

What schools serve 2421 South St, Caledonia, IL?

2421 South St, Caledonia, IL is assigned to Caledonia Elementary School (elementary), rated C+; Belvidere North High School (high), rated C-; Belvidere Central Middle School (middle), rated C-. All sit in Belvidere Consolidated Unit School District 100. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 2421 South St, Caledonia, IL compare to other homes in Caledonia 61011?

Among the 1,173 homes in Caledonia 61011, it is worth more than 12% of them ($265,807 against a typical $390,489), its price per square foot is higher than 27% of them ($153 against a typical $177), it is bigger than 25% of them (1,740 ft² against a typical 2,188 ft²), its lot is bigger than 28% of them (0.75 ac against a typical 1.23 ac) and it is newer than 66% of them (1996 against a typical 1990). Measured against all of Boone County, it is worth more than 42% 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 2421 South St, Caledonia, IL?

The 2025 property tax bill for 2421 South St, Caledonia, IL was $4,771. The county assessed it at $69,817.

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