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Single Family ResidenceResidential
$186,649$78 / 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 78How 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

903 CASS ST

GRISWOLD, IA 51535
2
Beds
2
Baths
2,390 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.
1.86 ac
Lot SizeThe size of the land the home sits on, from county records.
1973
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.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$187K
$146K low$227K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,590 (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.$343,350 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$54,300
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$289,050
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$331,250
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$343,350

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.153 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.51%
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.1 percent flood zone

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyCASS
Lot (acres)The size of the land the home sits on, from county records.1.86
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.Yes
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 · 96 ft²Shed · 127 ft²Patio · 123 ft²Porch · 75 ft²

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

E
Griswold Elementary SchoolD+
Elementary · Grades PK–5 · 0.9 mi
M
Griswold Middle/High SchoolA-
Middle · Grades 6–12 · 0.9 mi

District: Griswold Community School District

Neighborhood · ZIP 51535These 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.108
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.102
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.16

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.88%
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.8.8%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.9%
PopulationHow many people live in this area.1,733
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.13 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$78,385
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$91,020
Average tempThe average temperature here across a full year.50°F
Annual precipHow much rain and melted snow falls here in a typical year.35 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.59%

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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

903 Cass 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.

  • Worth more than 75% of homes in Cass County
  • Bigger than 92% of homes in Cass County
  • Has a bigger lot than 76% of homes in Cass County
  • Newer than 79% of homes in Griswold 51535

What homes are worth in Griswold 51535

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

This home
$40K$509K

This home is worth more than 71% of homes in Griswold 51535.

How it measures up in Griswold 51535

The dot is this home. The mark in the middle is the typical home in Griswold 51535.

Estimated value$186,649
CheaperTypical $132,938Pricier

Pricier than 71% of homes nearby

Price per ft²$78
CheaperTypical $89Pricier

Pricier than 36% of homes nearby

Living area2,390 ft²
SmallerTypical 1,494 ft²Bigger

Bigger than 91% of homes nearby

Lot size1.86 ac
SmallerTypical 0.41 acBigger

Bigger than 63% of homes nearby

Year built1973
OlderTypical 1923Newer

Newer than 79% of homes nearby

How 903 Cass St ranks against every home in each area.
MeasureThis homeGriswold 51535Cass County
Estimated valuepricier than$186,64971% of homes75% of homes
Price per ft²pricier than$7836% of homes42% of homes
Living areabigger than2,390 ft²91% of homes92% of homes
Lot sizebigger than1.86 ac63% of homes76% of homes
Year builtnewer than197379% of homes77% of homes

About 903 Cass St

How much is 903 Cass St, Griswold, IA worth?

The TopHap Estimate for 903 Cass St, Griswold, IA is $186,649 as of Aug 30, 2026. The likely range is $145,958 to $227,340. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 903 Cass St, Griswold, IA last sell?

903 Cass St, Griswold, IA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 903 Cass St, Griswold, IA?

903 Cass St, Griswold, IA has 2 bedrooms, 2 bathrooms, 2,390 square feet of living space and a 1.86-acre lot.

When was 903 Cass St, Griswold, IA built?

903 Cass St, Griswold, IA was built in 1973, making it 53 years old. The building has 1 story.

What schools serve 903 Cass St, Griswold, IA?

903 Cass St, Griswold, IA is assigned to Griswold Elementary School (elementary), rated D+; Griswold Middle/High School (middle), rated A-. All sit in Griswold Community School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 903 Cass St, Griswold, IA compare to other homes in Griswold 51535?

Among the 858 homes in Griswold 51535, it is worth more than 71% of them ($186,649 against a typical $132,938), its price per square foot is higher than 36% of them ($78 against a typical $89), it is bigger than 91% of them (2,390 ft² against a typical 1,494 ft²), its lot is bigger than 63% of them (1.86 ac against a typical 0.41 ac) and it is newer than 79% of them (1973 against a typical 1923). Measured against all of Cass County, it is worth more than 75% 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 903 Cass St, Griswold, IA?

The 2025 property tax bill for 903 Cass St, Griswold, IA was $3,590. The county assessed it at $343,350.

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