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Single Family ResidenceResidential
$121,191$42 / 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 89How 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 $68,000 on Jan 26, 2012

509 WASHINGTON ST

PROPHETSTOWN, IL 61277
3
Beds
0
Baths
2,870 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.
0.73 ac
Lot SizeThe size of the land the home sits on, from county records.
1920
Year BuiltThe year the home was originally built, according to county records.

Valuation

$121K
$108K low$134K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$68,000 · Jan 26, 2012

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,622 (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.$42,648 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$8,241
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$34,407
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$37,762
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$127,944

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.37
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
10
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
74
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
70
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. 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
CountyWHITESIDE
Lot (acres)The size of the land the home sits on, from county records.0.73
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
Prophetstown Elementary SchoolB
Elementary · Grades PK–2 · 0.3 mi
H
Prophetstown-Lyndon-Tampico High SchoolD+
High · Grades 9–12 · 0.6 mi
M
PLT Middle SchoolB-
Middle · Grades 6–8 · 0.6 mi

District: Prophetstown-Lyndon-Tampico Community Unit School District 3

Neighborhood · ZIP 61277These 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.121
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 100.36

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.88%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.14%
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.1.3%
PopulationHow many people live in this area.2,832
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.21 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$85,607
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$96,189
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

509 Washington 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 65% of homes in Prophetstown 61277
  • Costs less per square foot than 97% of homes in Whiteside County
  • Bigger than 97% of homes in Prophetstown 61277
  • Has a bigger lot than 79% of homes in Whiteside County
  • Older than 74% of homes in Whiteside County

What homes are worth in Prophetstown 61277

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

This home
$39K$537K

This home is worth more than 35% of homes in Prophetstown 61277.

How it measures up in Prophetstown 61277

The dot is this home. The mark in the middle is the typical home in Prophetstown 61277.

Estimated value$121,191
CheaperTypical $153,517Pricier

Pricier than 35% of homes nearby

Price per ft²$42
CheaperTypical $139Pricier

Pricier than 4% of homes nearby

Living area2,870 ft²
SmallerTypical 1,428 ft²Bigger

Bigger than 97% of homes nearby

Lot size0.73 ac
SmallerTypical 0.46 acBigger

Bigger than 60% of homes nearby

Year built1920
OlderTypical 1933Newer

Newer than 36% of homes nearby

How 509 Washington St ranks against every home in each area.
MeasureThis homeProphetstown 61277Whiteside County
Estimated valuepricier than$121,19135% of homes47% of homes
Price per ft²pricier than$424% of homes3% of homes
Living areabigger than2,870 ft²97% of homes96% of homes
Lot sizebigger than0.73 ac60% of homes79% of homes
Year builtnewer than192036% of homes26% of homes

About 509 Washington St

How much is 509 Washington St, Prophetstown, IL worth?

The TopHap Estimate for 509 Washington St, Prophetstown, IL is $121,191 as of Sep 24, 2026. The likely range is $108,103 to $134,279. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 509 Washington St, Prophetstown, IL last sell?

509 Washington St, Prophetstown, IL last sold on Jan 26, 2012 for $68,000, according to the county's recorded deed.

How big is 509 Washington St, Prophetstown, IL?

509 Washington St, Prophetstown, IL has 3 bedrooms, 2,870 square feet of living space and a 0.73-acre lot.

When was 509 Washington St, Prophetstown, IL built?

509 Washington St, Prophetstown, IL was built in 1920, making it 106 years old.

What schools serve 509 Washington St, Prophetstown, IL?

509 Washington St, Prophetstown, IL is assigned to Prophetstown Elementary School (elementary), rated B; Prophetstown-Lyndon-Tampico High School (high), rated D+; PLT Middle School (middle), rated B-. All sit in Prophetstown-Lyndon-Tampico Community Unit School District 3. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 509 Washington St, Prophetstown, IL compare to other homes in Prophetstown 61277?

Among the 1,283 homes in Prophetstown 61277, it is worth more than 35% of them ($121,191 against a typical $153,517), its price per square foot is higher than 4% of them ($42 against a typical $139), it is bigger than 97% of them (2,870 ft² against a typical 1,428 ft²), its lot is bigger than 60% of them (0.73 ac against a typical 0.46 ac) and it is newer than 36% of them (1920 against a typical 1933). Measured against all of Whiteside County, it is worth more than 47% 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 509 Washington St, Prophetstown, IL?

The 2025 property tax bill for 509 Washington St, Prophetstown, IL was $2,622. The county assessed it at $42,648.

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