Skip to content
Skip to content
TopHapOpen in map
Residential - Vacant LandResidential
Last sold for $1,500 on Oct 26, 2021

510 W 4TH ST

ROCK FALLS, IL 61071
0
Baths
0.19 ac
Lot SizeThe size of the land the home sits on, from county records.

Valuation

Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$1,500 · Oct 26, 2021

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$671 (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.$6,105 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$6,105
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$5,611
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$18,315

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.
1
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
73
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.
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.Residential - Vacant Land
CountyWHITESIDE
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

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.

H
Rock Falls Township High SchoolC
High · Grades 9–12 · 0.5 mi
M
Rock Falls Middle SchoolB
Middle · Grades 6–8 · 1.0 mi
E
Dillon Elementary School
Elementary · Grades KG–2 · 1.0 mi

District: Rock Falls Elementary School District 13

Neighborhood · ZIP 61071These 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.86
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.42

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.15%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.5%
PopulationHow many people live in this area.12,838
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.168 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$59,685
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$72,090
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%

Owner Tools

Do you own this home?
Claim this home

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

510 W 4th 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.

  • Has a smaller lot than 69% of homes in Rock Falls 61071

How it measures up in Rock Falls 61071

The dot is this home. The mark in the middle is the typical home in Rock Falls 61071.

Lot size0.19 ac
SmallerTypical 0.25 acBigger

Bigger than 31% of homes nearby

How 510 W 4th St ranks against every home in each area.
MeasureThis homeRock Falls 61071Whiteside County
Lot sizebigger than0.19 ac31% of homes31% of homes

About 510 W 4th St

When did 510 W 4th St, Rock Falls, IL last sell?

510 W 4th St, Rock Falls, IL last sold on Oct 26, 2021 for $1,500, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

What schools serve 510 W 4th St, Rock Falls, IL?

510 W 4th St, Rock Falls, IL is assigned to Rock Falls Township High School (high), rated C; Rock Falls Middle School (middle), rated B; Dillon Elementary School (elementary). All sit in Rock Falls Elementary School District 13. Attendance boundaries change — confirm with the district before relying on an assignment.

What are the property taxes on 510 W 4th St, Rock Falls, IL?

The 2025 property tax bill for 510 W 4th St, Rock Falls, IL was $671. The county assessed it at $6,105.

More homes on W 4th St

Closest homes

More homes in Rock Falls 61071

Assigned schools

Explore the area

See this home in context

Open 510 W 4th St on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map