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Single Family ResidenceResidential
$238,134$236 / 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 87How 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
Last sold for $120,000 on Dec 18, 2017

421 ROBERTS FERRY RD

TIFFIN, IA 52340
3
Beds
1.5
Baths
1,008 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.
0.2 ac
Lot SizeThe size of the land the home sits on, from county records.
1948
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
5
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

$238K
$207K low$269K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$120,000 · Dec 18, 2017

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,320 (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.$159,000 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$49,200
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$109,800
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$149,500
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$159,000

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.Conventional
CountyJOHNSON
Lot (acres)The size of the land the home sits on, from county records.0.20
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.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Detached
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.Porch · 120 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.

M
Clear Creek Amana Middle SchoolA-
Middle · Grades 6–8 · 0.1 mi
H
Clear Creek Amana High SchoolB+
High · Grades 9–12 · 0.4 mi
E
Tiffin ElementaryB-
Elementary · Grades PK–5 · 1.1 mi

District: Clear Creek-Amana Community School District

Neighborhood · ZIP 52340These 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.71
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.90%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.32%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.9.5%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.8%
PopulationHow many people live in this area.4,618
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.265 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$105,695
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$128,645
Average tempThe average temperature here across a full year.50°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%

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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

421 Roberts Ferry 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 84% of homes in Tiffin 52340
  • Smaller than 90% of homes in Tiffin 52340
  • Has a smaller lot than 70% of homes in Tiffin 52340
  • Older than 97% of homes in Tiffin 52340

What homes are worth in Tiffin 52340

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

This home
$125K$868K

This home is worth more than 16% of homes in Tiffin 52340.

How it measures up in Tiffin 52340

The dot is this home. The mark in the middle is the typical home in Tiffin 52340.

Estimated value$238,134
CheaperTypical $399,920Pricier

Pricier than 16% of homes nearby

Price per ft²$236
CheaperTypical $271Pricier

Pricier than 39% of homes nearby

Living area1,008 ft²
SmallerTypical 1,541 ft²Bigger

Bigger than 10% of homes nearby

Lot size0.2 ac
SmallerTypical 0.29 acBigger

Bigger than 30% of homes nearby

Year built1948
OlderTypical 2016Newer

Newer than 3% of homes nearby

How 421 Roberts Ferry Rd ranks against every home in each area.
MeasureThis homeTiffin 52340Johnson County
Estimated valuepricier than$238,13416% of homes26% of homes
Price per ft²pricier than$23639% of homes52% of homes
Living areabigger than1,008 ft²10% of homes23% of homes
Lot sizebigger than0.2 ac30% of homes33% of homes
Year builtnewer than19483% of homes11% of homes

About 421 Roberts Ferry Rd

How much is 421 Roberts Ferry Rd, Tiffin, IA worth?

The TopHap Estimate for 421 Roberts Ferry Rd, Tiffin, IA is $238,134 as of Aug 30, 2026. The likely range is $207,169 to $269,099. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 421 Roberts Ferry Rd, Tiffin, IA last sell?

421 Roberts Ferry Rd, Tiffin, IA last sold on Dec 18, 2017 for $120,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 421 Roberts Ferry Rd, Tiffin, IA?

421 Roberts Ferry Rd, Tiffin, IA has 3 bedrooms, 1.5 bathrooms, 1,008 square feet of living space and a 0.20-acre lot.

When was 421 Roberts Ferry Rd, Tiffin, IA built?

421 Roberts Ferry Rd, Tiffin, IA was built in 1948, making it 78 years old. It is a conventional home. The building has 1 story.

What schools serve 421 Roberts Ferry Rd, Tiffin, IA?

421 Roberts Ferry Rd, Tiffin, IA is assigned to Clear Creek Amana Middle School (middle), rated A-; Clear Creek Amana High School (high), rated B+; Tiffin Elementary (elementary), rated B-. All sit in Clear Creek-Amana Community School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 421 Roberts Ferry Rd, Tiffin, IA compare to other homes in Tiffin 52340?

Among the 2,672 homes in Tiffin 52340, it is worth more than 16% of them ($238,134 against a typical $399,920), its price per square foot is higher than 39% of them ($236 against a typical $271), it is bigger than 10% of them (1,008 ft² against a typical 1,541 ft²), its lot is bigger than 30% of them (0.2 ac against a typical 0.29 ac) and it is newer than 3% of them (1948 against a typical 2016). Measured against all of Johnson County, it is worth more than 26% 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 421 Roberts Ferry Rd, Tiffin, IA?

The 2025 property tax bill for 421 Roberts Ferry Rd, Tiffin, IA was $2,320. The county assessed it at $159,000.

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