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Single Family ResidenceResidential
$420,959$246 / 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 93How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026
Last sold for $365,000 on Jul 20, 2023

4121 KNOLL RIDGE DR

CEDAR FALLS, IA 50613
4
Beds
4 / 2
Baths
1,708 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.
0.26 ac
Lot SizeThe size of the land the home sits on, from county records.
2000
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
8
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$421K
$392K low$450K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$365,000 · Jul 20, 2023
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$55,109
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$44,087
Loan-to-ValueHow much is still owed on the home compared to what it is worth. 80% means loans equal 80% of our estimate, so it shifts when the estimate does.89%
1st MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$346,750
FARMERS STATE BANK · 4.87% 1 · recorded Jul 20, 2022
2nd MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$19,100
VERIDIAN CU

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,234 (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.$356,660 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$61,100
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$295,560
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$335,460
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$356,660

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyBLACK HAWK
Lot (acres)The size of the land the home sits on, from county records.0.26
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Yes
CoolingThe type of cooling or air conditioning in the home.Central
FireplaceWhether the home has a fireplace, and what kind.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Attached
PoolWhether the property has a pool, and what kind, such as in-ground.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck · 216 ft²Patio · 425 ft²Porch · 42 ft²

Transaction History(1)

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
Orchard Hill Elementary SchoolB
Elementary · Grades PK–6 · 0.6 mi
M
Peet Junior High SchoolA+
Middle · Grades 7–9 · 1.1 mi
H
Cedar Falls High SchoolB+
High · Grades 10–12 · 2.4 mi

District: Cedar Falls Community School District

Neighborhood · ZIP 50613These 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.93
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.78
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.12

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.93%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.27%
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.1.1%
PopulationHow many people live in this area.43,092
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.332 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$82,430
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$101,964
Average tempThe average temperature here across a full year.47°F
Annual precipHow much rain and melted snow falls here in a typical year.34 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.61%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Owner occupied
Company ownedWhether the owner is a company or trust rather than a person.No

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

4121 Knoll Ridge Dr 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 92% of homes in Black Hawk County
  • Costs more per square foot than 88% of homes in Black Hawk County
  • Bigger than 80% of homes in Black Hawk County
  • Newer than 84% of homes in Black Hawk County

What homes are worth in Cedar Falls 50613

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

This home
$100K$643K

This home is worth more than 83% of homes in Cedar Falls 50613.

How it measures up in Cedar Falls 50613

The dot is this home. The mark in the middle is the typical home in Cedar Falls 50613.

Estimated value$420,959
CheaperTypical $259,207Pricier

Pricier than 83% of homes nearby

Price per ft²$246
CheaperTypical $193Pricier

Pricier than 81% of homes nearby

Living area1,708 ft²
SmallerTypical 1,414 ft²Bigger

Bigger than 70% of homes nearby

Lot size0.26 ac
SmallerTypical 0.24 acBigger

Bigger than 55% of homes nearby

Year built2000
OlderTypical 1974Newer

Newer than 70% of homes nearby

How 4121 Knoll Ridge Dr ranks against every home in each area.
MeasureThis homeCedar Falls 50613Black Hawk County
Estimated valuepricier than$420,95983% of homes92% of homes
Price per ft²pricier than$24681% of homes88% of homes
Living areabigger than1,708 ft²70% of homes80% of homes
Lot sizebigger than0.26 ac55% of homes64% of homes
Year builtnewer than200070% of homes84% of homes

About 4121 Knoll Ridge Dr

How much is 4121 Knoll Ridge Dr, Cedar Falls, IA worth?

The TopHap Estimate for 4121 Knoll Ridge Dr, Cedar Falls, IA is $420,959 as of Jul 14, 2026. The likely range is $392,053 to $449,865. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 4121 Knoll Ridge Dr, Cedar Falls, IA last sell?

4121 Knoll Ridge Dr, Cedar Falls, IA last sold on Jul 20, 2023 for $365,000, according to the county's recorded deed.

How big is 4121 Knoll Ridge Dr, Cedar Falls, IA?

4121 Knoll Ridge Dr, Cedar Falls, IA has 4 bedrooms, 4 bathrooms, 1,708 square feet of living space and a 0.26-acre lot.

When was 4121 Knoll Ridge Dr, Cedar Falls, IA built?

4121 Knoll Ridge Dr, Cedar Falls, IA was built in 2000, making it 26 years old. The building has 2 stories.

What schools serve 4121 Knoll Ridge Dr, Cedar Falls, IA?

4121 Knoll Ridge Dr, Cedar Falls, IA is assigned to Orchard Hill Elementary School (elementary), rated B; Peet Junior High School (middle), rated A+; Cedar Falls High School (high), rated B+. All sit in Cedar Falls Community School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 4121 Knoll Ridge Dr, Cedar Falls, IA compare to other homes in Cedar Falls 50613?

Among the 15,140 homes in Cedar Falls 50613, it is worth more than 83% of them ($420,959 against a typical $259,207), its price per square foot is higher than 81% of them ($246 against a typical $193), it is bigger than 70% of them (1,708 ft² against a typical 1,414 ft²), its lot is bigger than 55% of them (0.26 ac against a typical 0.24 ac) and it is newer than 70% of them (2000 against a typical 1974). Measured against all of Black Hawk County, it is worth more than 92% 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 4121 Knoll Ridge Dr, Cedar Falls, IA?

The 2025 property tax bill for 4121 Knoll Ridge Dr, Cedar Falls, IA was $5,234. The county assessed it at $356,660.

Closest homes

More homes in Cedar Falls 50613

Assigned schools

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