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Single Family ResidentialResidential
$70,745$50 / 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 92How 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

421 S CASTLE ST

SALEM, IL 62881
0
Baths
1,416 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.
0.18 ac
Lot SizeThe size of the land the home sits on, from county records.
1922
Year BuiltThe year the home was originally built, according to county records.

Valuation

$71K
$65K low$77K high

Tax & Assessment

Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$19,680 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$2,630
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$17,050
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$17,570
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$59,040

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residential
CountyMARION
Lot (acres)The size of the land the home sits on, from county records.0.18
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(1)

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
Hawthorn Elementary SchoolB
Elementary · Grades KG–3 · 1.0 mi
M
Franklin Park Middle SchoolB
Middle · Grades 4–8 · 1.0 mi
H
Salem Community High SchoolC
High · Grades 9–12 · 1.1 mi

District: Salem School District 111

Neighborhood · ZIP 62881These 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.122
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.85
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.178

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.91%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.12%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.16%
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.10,212
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.104 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$61,564
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$80,373
Average tempThe average temperature here across a full year.55°F
Annual precipHow much rain and melted snow falls here in a typical year.42 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.59%

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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

421 S Castle 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 77% of homes in Salem 62881
  • Costs less per square foot than 92% of homes in Salem 62881
  • Has a smaller lot than 82% of homes in Salem 62881
  • Older than 95% of homes in Salem 62881

What homes are worth in Salem 62881

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

This home
$26K$407K

This home is worth more than 23% of homes in Salem 62881.

How it measures up in Salem 62881

The dot is this home. The mark in the middle is the typical home in Salem 62881.

Estimated value$70,745
CheaperTypical $126,645Pricier

Pricier than 23% of homes nearby

Price per ft²$50
CheaperTypical $114Pricier

Pricier than 8% of homes nearby

Living area1,416 ft²
SmallerTypical 1,292 ft²Bigger

Bigger than 60% of homes nearby

Lot size0.18 ac
SmallerTypical 0.37 acBigger

Bigger than 18% of homes nearby

Year built1922
OlderTypical 1975Newer

Newer than 5% of homes nearby

How 421 S Castle St ranks against every home in each area.
MeasureThis homeSalem 62881Marion County
Estimated valuepricier than$70,74523% of homes34% of homes
Price per ft²pricier than$508% of homes25% of homes
Living areabigger than1,416 ft²60% of homes61% of homes
Lot sizebigger than0.18 ac18% of homes21% of homes
Year builtnewer than19225% of homes12% of homes

About 421 S Castle St

How much is 421 S Castle St, Salem, IL worth?

The TopHap Estimate for 421 S Castle St, Salem, IL is $70,745 as of Sep 24, 2026. The likely range is $64,794 to $76,696. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 421 S Castle St, Salem, IL last sell?

421 S Castle St, Salem, IL last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 421 S Castle St, Salem, IL?

421 S Castle St, Salem, IL has 1,416 square feet of living space and a 0.18-acre lot.

When was 421 S Castle St, Salem, IL built?

421 S Castle St, Salem, IL was built in 1922, making it 104 years old.

What schools serve 421 S Castle St, Salem, IL?

421 S Castle St, Salem, IL is assigned to Hawthorn Elementary School (elementary), rated B; Franklin Park Middle School (middle), rated B; Salem Community High School (high), rated C. All sit in Salem School District 111. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 421 S Castle St, Salem, IL compare to other homes in Salem 62881?

Among the 4,205 homes in Salem 62881, it is worth more than 23% of them ($70,745 against a typical $126,645), its price per square foot is higher than 8% of them ($50 against a typical $114), it is bigger than 60% of them (1,416 ft² against a typical 1,292 ft²), its lot is bigger than 18% of them (0.18 ac against a typical 0.37 ac) and it is newer than 5% of them (1922 against a typical 1975). Measured against all of Marion County, it is worth more than 34% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

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