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Single Family ResidenceResidential
$78,536
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 72How 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
Last sold for $30,000 on Jan 5, 2026

503 ADAMS ST

PROPHETSTOWN, IL 61277
0
Baths
0.29 ac
Lot SizeThe size of the land the home sits on, from county records.

Valuation

$79K
$57K low$100K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$30,000 · Jan 5, 2026

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,338 (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.$29,772 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$4,495
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$25,277
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$26,361
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$89,316

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.0.28
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
Prophetstown Elementary SchoolB-
Elementary · Grades PK–2 · 0.2 mi
H
Prophetstown-Lyndon-Tampico High SchoolC
High · Grades 9–12 · 0.5 mi
M
PLT Middle SchoolB+
Middle · Grades 6–8 · 0.5 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

503 Adams 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 86% of homes in Prophetstown 61277
  • Has a smaller lot than 68% of homes in Prophetstown 61277

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
$43K$615K

This home is worth more than 14% 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$78,536
CheaperTypical $155,292Pricier

Pricier than 14% of homes nearby

Lot size0.29 ac
SmallerTypical 0.46 acBigger

Bigger than 32% of homes nearby

How 503 Adams St ranks against every home in each area.
MeasureThis homeProphetstown 61277Whiteside County
Estimated valuepricier than$78,53614% of homes19% of homes
Lot sizebigger than0.29 ac32% of homes52% of homes

About 503 Adams St

How much is 503 Adams St, Prophetstown, IL worth?

The TopHap Estimate for 503 Adams St, Prophetstown, IL is $78,536 as of Oct 21, 2026. The likely range is $56,897 to $100,175. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 503 Adams St, Prophetstown, IL last sell?

503 Adams St, Prophetstown, IL last sold on Jan 5, 2026 for $30,000, according to the county's recorded deed.

What schools serve 503 Adams St, Prophetstown, IL?

503 Adams St, Prophetstown, IL is assigned to Prophetstown Elementary School (elementary), rated B-; Prophetstown-Lyndon-Tampico High School (high), rated C; 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 503 Adams St, Prophetstown, IL compare to other homes in Prophetstown 61277?

Among the 1,283 homes in Prophetstown 61277, it is worth more than 14% of them ($78,536 against a typical $155,292) and its lot is bigger than 32% of them (0.29 ac against a typical 0.46 ac). Measured against all of Whiteside County, it is worth more than 19% 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 Adams St, Prophetstown, IL?

The 2025 property tax bill for 503 Adams St, Prophetstown, IL was $1,338. The county assessed it at $29,772.

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