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Single Family ResidenceResidential
$557,135$182 / 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 85How 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 $314,500 on Jan 4, 2007

520 KNOLLWOOD DR SE

CEDAR RAPIDS, IA 52403
4
Beds
5
Baths
3,068 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.
0.5 ac
Lot SizeThe size of the land the home sits on, from county records.
1941
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
11
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$557K
$474K low$640K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$314,500 · Jan 4, 2007
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.$0
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$0
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.106%
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.$252,000
CEDAR RAPIDS BANK & TRUST CO · recorded Jan 4, 2007
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.$214,100
UNIVERSITY OF IA CMNTY CU
3rd 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.$120,000

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,216 (2024)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$468,800 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$68,800
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$400,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$449,400
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$468,800

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.A-Frame
CountyLinn
Lot (acres)The size of the land the home sits on, from county records.0.50
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.Concrete
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Forced Air
CoolingThe type of cooling or air conditioning in the home.Yes
FireplaceWhether the home has a fireplace, and what kind.Yes
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.Patio · 540 ft²Porch · 204 ft²

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
Grant Wood Elementary SchoolC+
Elementary · Grades PK–5 · 0.3 mi
M
McKinley STEAM AcademyC-
Middle · Grades 6–8 · 0.9 mi
H
Washington High SchoolD+
High · Grades 9–12 · 1.2 mi

District: Cedar Rapids Community School District

Neighborhood · ZIP 52403These 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.110
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.83
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.18

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.92%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.25%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.9%
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.23,841
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.892 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$79,627
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$114,272
Average tempThe average temperature here across a full year.49°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.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

520 Knollwood Dr Se 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 95% of homes in Linn County
  • Costs more per square foot than 68% of homes in Cedar Rapids 52403
  • Bigger than 97% of homes in Linn County
  • Has a bigger lot than 79% of homes in Linn County
  • Older than 82% of homes in Linn County

What homes are worth in Cedar Rapids 52403

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

This home
$77K$926K

This home is worth more than 91% of homes in Cedar Rapids 52403.

How it measures up in Cedar Rapids 52403

The dot is this home. The mark in the middle is the typical home in Cedar Rapids 52403.

Estimated value$557,135
CheaperTypical $213,494Pricier

Pricier than 91% of homes nearby

Price per ft²$182
CheaperTypical $155Pricier

Pricier than 68% of homes nearby

Living area3,068 ft²
SmallerTypical 1,479 ft²Bigger

Bigger than 92% of homes nearby

Lot size0.5 ac
SmallerTypical 0.22 acBigger

Bigger than 75% of homes nearby

Year built1941
OlderTypical 1954Newer

Newer than 38% of homes nearby

How 520 Knollwood Dr Se ranks against every home in each area.
MeasureThis homeCedar Rapids 52403Linn County
Estimated valuepricier than$557,13591% of homes95% of homes
Price per ft²pricier than$18268% of homes51% of homes
Living areabigger than3,068 ft²92% of homes97% of homes
Lot sizebigger than0.5 ac75% of homes79% of homes
Year builtnewer than194138% of homes18% of homes

About 520 Knollwood Dr Se

How much is 520 Knollwood Dr Se, Cedar Rapids, IA worth?

The TopHap Estimate for 520 Knollwood Dr Se, Cedar Rapids, IA is $557,135 as of Jul 14, 2026. The likely range is $474,011 to $640,259. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 520 Knollwood Dr Se, Cedar Rapids, IA last sell?

520 Knollwood Dr Se, Cedar Rapids, IA last sold on Jan 4, 2007 for $314,500, according to the county's recorded deed.

How big is 520 Knollwood Dr Se, Cedar Rapids, IA?

520 Knollwood Dr Se, Cedar Rapids, IA has 4 bedrooms, 5 bathrooms, 3,068 square feet of living space and a 0.50-acre lot.

When was 520 Knollwood Dr Se, Cedar Rapids, IA built?

520 Knollwood Dr Se, Cedar Rapids, IA was built in 1941, making it 85 years old. It is a a-frame home. The building has 2 stories.

What schools serve 520 Knollwood Dr Se, Cedar Rapids, IA?

520 Knollwood Dr Se, Cedar Rapids, IA is assigned to Grant Wood Elementary School (elementary), rated C+; McKinley STEAM Academy (middle), rated C-; Washington High School (high), rated D+. All sit in Cedar Rapids Community School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 520 Knollwood Dr Se, Cedar Rapids, IA compare to other homes in Cedar Rapids 52403?

Among the 10,168 homes in Cedar Rapids 52403, it is worth more than 91% of them ($557,135 against a typical $213,494), its price per square foot is higher than 68% of them ($182 against a typical $155), it is bigger than 92% of them (3,068 ft² against a typical 1,479 ft²), its lot is bigger than 75% of them (0.5 ac against a typical 0.22 ac) and it is newer than 38% of them (1941 against a typical 1954). Measured against all of Linn County, it is worth more than 95% 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 520 Knollwood Dr Se, Cedar Rapids, IA?

The 2024 property tax bill for 520 Knollwood Dr Se, Cedar Rapids, IA was $8,216. The county assessed it at $468,800.

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Assigned schools

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