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Single Family ResidentialResidential
$138,021
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 76How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026

4138 S ROCK CITY RD

GERMAN VALLEY, IL 61039
0
Baths
2 ac
Lot SizeThe size of the land the home sits on, from county records.

Valuation

$138K
$105K low$171K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,017 (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.$34,846 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$10,593
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$24,253
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$28,438
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$104,538

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residential
CountySTEPHENSON
Lot (acres)The size of the land the home sits on, from county records.2.00
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
Forreston Jr/Sr High SchoolB
Middle · Grades 6–12 · 9.4 mi
E
Forreston Grade SchoolA+
Elementary · Grades 1–5 · 9.8 mi

District: Forrestville Valley Community Unit School District 221

Neighborhood · ZIP 61039These 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.87
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.30

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.94%
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.5.6%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.4%
PopulationHow many people live in this area.827
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.29 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$80,048
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$83,441
Average tempThe average temperature here across a full year.48°F
Annual precipHow much rain and melted snow falls here in a typical year.36 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.52%

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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

4138 S Rock City Rd 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 89% of homes in German Valley 61039
  • Has a bigger lot than 86% of homes in Stephenson County

What homes are worth in German Valley 61039

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

This home
$108K$485K

This home is worth more than 11% of homes in German Valley 61039.

How it measures up in German Valley 61039

The dot is this home. The mark in the middle is the typical home in German Valley 61039.

Estimated value$138,021
CheaperTypical $188,779Pricier

Pricier than 11% of homes nearby

Lot size2 ac
SmallerTypical 0.46 acBigger

Bigger than 75% of homes nearby

How 4138 S Rock City Rd ranks against every home in each area.
MeasureThis homeGerman Valley 61039Stephenson County
Estimated valuepricier than$138,02111% of homes39% of homes
Lot sizebigger than2 ac75% of homes86% of homes

About 4138 S Rock City Rd

How much is 4138 S Rock City Rd, German Valley, IL worth?

The TopHap Estimate for 4138 S Rock City Rd, German Valley, IL is $138,021 as of Aug 30, 2026. The likely range is $104,745 to $171,297. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 4138 S Rock City Rd, German Valley, IL last sell?

4138 S Rock City Rd, German Valley, IL last sold on Jan 1, 1900, according to the county's recorded deed.

What schools serve 4138 S Rock City Rd, German Valley, IL?

4138 S Rock City Rd, German Valley, IL is assigned to Forreston Jr/Sr High School (middle), rated B; Forreston Grade School (elementary), rated A+. All sit in Forrestville Valley Community Unit School District 221. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 4138 S Rock City Rd, German Valley, IL compare to other homes in German Valley 61039?

Among the 262 homes in German Valley 61039, it is worth more than 11% of them ($138,021 against a typical $188,779) and its lot is bigger than 75% of them (2 ac against a typical 0.46 ac). Measured against all of Stephenson County, it is worth more than 39% 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 4138 S Rock City Rd, German Valley, IL?

The 2025 property tax bill for 4138 S Rock City Rd, German Valley, IL was $1,017. The county assessed it at $34,846.

More homes on S Rock City Rd

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