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Single Family ResidentialResidential
$268,847$134 / 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 78How 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

203 S HOSSACK ST

SENECA, IL 61360
3
Baths
2,011 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.
0.19 ac
Lot SizeThe size of the land the home sits on, from county records.
1997
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$269K
$209K low$328K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,899 (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.$66,870 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$5,734
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$61,136
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$55,655
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$200,610

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.
5
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
72
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
71
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
28
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.

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 Residential
CountyLASALLE
Lot (acres)The size of the land the home sits on, from county records.0.19
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.

M
Seneca Elementary School South CampusB+
Middle · Grades 5–8 · 0.3 mi
E
Seneca Grade School North CampusB
Elementary · Grades PK–4 · 0.3 mi
H
Seneca High SchoolA+
High · Grades 9–12 · 0.8 mi

District: Seneca Township High School District 160

Neighborhood · ZIP 61360These 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.80
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.77
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.91%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.11%
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.3,307
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.64 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$86,465
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$109,593
Average tempThe average temperature here across a full year.50°F
Annual precipHow much rain and melted snow falls here in a typical year.37 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

203 S Hossack 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 more than 76% of homes in LaSalle County
  • Costs less per square foot than 69% of homes in Seneca 61360
  • Bigger than 81% of homes in LaSalle County
  • Has a smaller lot than 81% of homes in Seneca 61360
  • Newer than 87% of homes in LaSalle County

What homes are worth in Seneca 61360

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

This home
$94K$661K

This home is worth more than 58% of homes in Seneca 61360.

How it measures up in Seneca 61360

The dot is this home. The mark in the middle is the typical home in Seneca 61360.

Estimated value$268,847
CheaperTypical $243,513Pricier

Pricier than 58% of homes nearby

Price per ft²$134
CheaperTypical $151Pricier

Pricier than 31% of homes nearby

Living area2,011 ft²
SmallerTypical 1,638 ft²Bigger

Bigger than 73% of homes nearby

Lot size0.19 ac
SmallerTypical 0.32 acBigger

Bigger than 19% of homes nearby

Year built1997
OlderTypical 1970Newer

Newer than 82% of homes nearby

How 203 S Hossack St ranks against every home in each area.
MeasureThis homeSeneca 61360LaSalle County
Estimated valuepricier than$268,84758% of homes76% of homes
Price per ft²pricier than$13431% of homes53% of homes
Living areabigger than2,011 ft²73% of homes81% of homes
Lot sizebigger than0.19 ac19% of homes39% of homes
Year builtnewer than199782% of homes87% of homes

About 203 S Hossack St

How much is 203 S Hossack St, Seneca, IL worth?

The TopHap Estimate for 203 S Hossack St, Seneca, IL is $268,847 as of Sep 24, 2026. The likely range is $209,335 to $328,359. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 203 S Hossack St, Seneca, IL last sell?

203 S Hossack St, Seneca, IL last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 203 S Hossack St, Seneca, IL?

203 S Hossack St, Seneca, IL has 3 bathrooms, 2,011 square feet of living space and a 0.19-acre lot.

When was 203 S Hossack St, Seneca, IL built?

203 S Hossack St, Seneca, IL was built in 1997, making it 29 years old. The building has 2 stories.

What schools serve 203 S Hossack St, Seneca, IL?

203 S Hossack St, Seneca, IL is assigned to Seneca Elementary School South Campus (middle), rated B+; Seneca Grade School North Campus (elementary), rated B; Seneca High School (high), rated A+. All sit in Seneca Township High School District 160. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 203 S Hossack St, Seneca, IL compare to other homes in Seneca 61360?

Among the 1,078 homes in Seneca 61360, it is worth more than 58% of them ($268,847 against a typical $243,513), its price per square foot is higher than 31% of them ($134 against a typical $151), it is bigger than 73% of them (2,011 ft² against a typical 1,638 ft²), its lot is bigger than 19% of them (0.19 ac against a typical 0.32 ac) and it is newer than 82% of them (1997 against a typical 1970). Measured against all of LaSalle County, it is worth more than 76% 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 203 S Hossack St, Seneca, IL?

The 2025 property tax bill for 203 S Hossack St, Seneca, IL was $3,899. The county assessed it at $66,870.

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