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Single Family ResidenceResidential
$153,836$111 / 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 77How 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
Last sold for $65,000 on Apr 5, 2012

421 RAILROAD ST

BOYDEN, IA 51234
2 / 2
Baths
1,389 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.
0.16 ac
Lot SizeThe size of the land the home sits on, from county records.
1960
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

$154K
$118K low$190K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$65,000 · Apr 5, 2012

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,018 (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.$148,140 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$2,410
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$145,730
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$117,360
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$148,140

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountySIOUX
Lot (acres)The size of the land the home sits on, from county records.0.16
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 · 148 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
Boyden-Hull Elementary SchoolA-
Elementary · Grades PK–6 · 0.3 mi
M
Boyden-Hull High SchoolB
Middle · Grades 7–12 · 6.5 mi

District: Boyden-Hull Community School District

Neighborhood · ZIP 51234These 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.84
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.94%
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.8.2%
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.1,153
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.22 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$84,445
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$91,528
Average tempThe average temperature here across a full year.46°F
Annual precipHow much rain and melted snow falls here in a typical year.28 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 Railroad 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 less than 85% of homes in Sioux County
  • Costs less per square foot than 86% of homes in Sioux County
  • Smaller than 65% of homes in Boyden 51234
  • Has a smaller lot than 96% of homes in Boyden 51234

What homes are worth in Boyden 51234

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

This home
$73K$532K

This home is worth more than 22% of homes in Boyden 51234.

How it measures up in Boyden 51234

The dot is this home. The mark in the middle is the typical home in Boyden 51234.

Estimated value$153,836
CheaperTypical $224,961Pricier

Pricier than 22% of homes nearby

Price per ft²$111
CheaperTypical $144Pricier

Pricier than 20% of homes nearby

Living area1,389 ft²
SmallerTypical 1,560 ft²Bigger

Bigger than 35% of homes nearby

Lot size0.16 ac
SmallerTypical 0.45 acBigger

Bigger than 4% of homes nearby

Year built1960
OlderTypical 1950Newer

Newer than 58% of homes nearby

How 421 Railroad St ranks against every home in each area.
MeasureThis homeBoyden 51234Sioux County
Estimated valuepricier than$153,83622% of homes15% of homes
Price per ft²pricier than$11120% of homes14% of homes
Living areabigger than1,389 ft²35% of homes39% of homes
Lot sizebigger than0.16 ac4% of homes9% of homes
Year builtnewer than196058% of homes42% of homes

About 421 Railroad St

How much is 421 Railroad St, Boyden, IA worth?

The TopHap Estimate for 421 Railroad St, Boyden, IA is $153,836 as of Sep 24, 2026. The likely range is $118,159 to $189,513. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 421 Railroad St, Boyden, IA last sell?

421 Railroad St, Boyden, IA last sold on Apr 5, 2012 for $65,000, according to the county's recorded deed.

How big is 421 Railroad St, Boyden, IA?

421 Railroad St, Boyden, IA has 2 bathrooms, 1,389 square feet of living space and a 0.16-acre lot.

When was 421 Railroad St, Boyden, IA built?

421 Railroad St, Boyden, IA was built in 1960, making it 66 years old. The building has 1 story.

What schools serve 421 Railroad St, Boyden, IA?

421 Railroad St, Boyden, IA is assigned to Boyden-Hull Elementary School (elementary), rated A-; Boyden-Hull High School (middle), rated B. All sit in Boyden-Hull Community School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 421 Railroad St, Boyden, IA compare to other homes in Boyden 51234?

Among the 481 homes in Boyden 51234, it is worth more than 22% of them ($153,836 against a typical $224,961), its price per square foot is higher than 20% of them ($111 against a typical $144), it is bigger than 35% of them (1,389 ft² against a typical 1,560 ft²), its lot is bigger than 4% of them (0.16 ac against a typical 0.45 ac) and it is newer than 58% of them (1960 against a typical 1950). Measured against all of Sioux County, it is worth more than 15% 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 Railroad St, Boyden, IA?

The 2025 property tax bill for 421 Railroad St, Boyden, IA was $2,018. The county assessed it at $148,140.

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