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Single Family ResidenceResidential
$118,427$99 / 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 81How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Sep 24, 2026

816 21ST AVE SW

CEDAR RAPIDS, IA 52404
3
Beds
1
Baths
1,198 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.
0.13 ac
Lot SizeThe size of the land the home sits on, from county records.
1905
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$118K
$96K low$140K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,924 (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.$126,700 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$26,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$100,700
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$121,600
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$126,700

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyLINN
Lot (acres)The size of the land the home sits on, from county records.0.13
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.Forced Air With Air Conditioning
CoolingThe type of cooling or air conditioning in the home.Central
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.DeckPatio · 286 ft²Porch · 144 ft²

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

M
Wilson Middle SchoolD
Middle · Grades 6–8 · 0.7 mi
E
Grant Elementary SchoolD-
Elementary · Grades KG–5 · 0.8 mi
H
Jefferson High SchoolF
High · Grades 9–12 · 1.0 mi

District: Cedar Rapids Community School District

Neighborhood · ZIP 52404These 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.118
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.89
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.19

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.16%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.12%
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.45,212
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.818 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$67,156
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$77,930
Average tempThe average temperature here across a full year.49°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%

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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

816 21st Ave Sw 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 92% of homes in Linn County
  • Costs less per square foot than 92% of homes in Linn County
  • Smaller than 74% of homes in Linn County
  • Has a smaller lot than 93% of homes in Linn County
  • Older than 93% of homes in Linn County

What homes are worth in Cedar Rapids 52404

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

This home
$75K$517K

This home is worth more than 13% of homes in Cedar Rapids 52404.

How it measures up in Cedar Rapids 52404

The dot is this home. The mark in the middle is the typical home in Cedar Rapids 52404.

Estimated value$118,427
CheaperTypical $208,147Pricier

Pricier than 13% of homes nearby

Price per ft²$99
CheaperTypical $148Pricier

Pricier than 9% of homes nearby

Living area1,198 ft²
SmallerTypical 1,425 ft²Bigger

Bigger than 33% of homes nearby

Lot size0.13 ac
SmallerTypical 0.21 acBigger

Bigger than 10% of homes nearby

Year built1905
OlderTypical 1975Newer

Newer than 8% of homes nearby

How 816 21st Ave Sw ranks against every home in each area.
MeasureThis homeCedar Rapids 52404Linn County
Estimated valuepricier than$118,42713% of homes8% of homes
Price per ft²pricier than$999% of homes8% of homes
Living areabigger than1,198 ft²33% of homes26% of homes
Lot sizebigger than0.13 ac10% of homes7% of homes
Year builtnewer than19058% of homes7% of homes

About 816 21st Ave Sw

How much is 816 21st Ave Sw, Cedar Rapids, IA worth?

The TopHap Estimate for 816 21st Ave Sw, Cedar Rapids, IA is $118,427 as of Sep 24, 2026. The likely range is $96,464 to $140,390. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 816 21st Ave Sw, Cedar Rapids, IA last sell?

816 21st Ave Sw, Cedar Rapids, IA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 816 21st Ave Sw, Cedar Rapids, IA?

816 21st Ave Sw, Cedar Rapids, IA has 3 bedrooms, 1 bathrooms, 1,198 square feet of living space and a 0.13-acre lot.

When was 816 21st Ave Sw, Cedar Rapids, IA built?

816 21st Ave Sw, Cedar Rapids, IA was built in 1905, making it 121 years old. The building has 1 story.

What schools serve 816 21st Ave Sw, Cedar Rapids, IA?

816 21st Ave Sw, Cedar Rapids, IA is assigned to Wilson Middle School (middle), rated D; Grant Elementary School (elementary), rated D-; Jefferson High School (high), rated F. All sit in Cedar Rapids Community School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 816 21st Ave Sw, Cedar Rapids, IA compare to other homes in Cedar Rapids 52404?

Among the 14,924 homes in Cedar Rapids 52404, it is worth more than 13% of them ($118,427 against a typical $208,147), its price per square foot is higher than 9% of them ($99 against a typical $148), it is bigger than 33% of them (1,198 ft² against a typical 1,425 ft²), its lot is bigger than 10% of them (0.13 ac against a typical 0.21 ac) and it is newer than 8% of them (1905 against a typical 1975). Measured against all of Linn County, it is worth more than 8% 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 816 21st Ave Sw, Cedar Rapids, IA?

The 2025 property tax bill for 816 21st Ave Sw, Cedar Rapids, IA was $1,924. The county assessed it at $126,700.

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