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Single Family ResidenceResidential
$150,347$157 / 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 73How 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 $57,000 on Jun 25, 2015

509 BLAKE ST

SIOUX RAPIDS, IA 50585
4
Beds
2 / 1
Baths
960 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.
0.19 ac
Lot SizeThe size of the land the home sits on, from county records.
1961
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
7
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$150K
$110K low$191K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$57,000 · Jun 25, 2015

Tax & Assessment

Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$96,640 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$8,170
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$88,470
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$103,450
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$96,640

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyBuena Vista
Lot (acres)The size of the land the home sits on, from county records.0.19
ConstructionThe main material the home's frame and walls are built from.Steel Frame
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.Block (Unspecified)
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.Central
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.Porch · 192 ft²

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

E
Sioux Central Elementary SchoolC-
Elementary · Grades PK–5 · 1.4 mi
M
Sioux Central Middle SchoolB-
Middle · Grades 7–8 · 1.4 mi
H
Sioux Central High SchoolD
High · Grades 9–12 · 1.4 mi

District: Sioux Central Community School District

Neighborhood · ZIP 50585These 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.148
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.91
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.89%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.13%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.8%
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.1,248
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.19 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$66,779
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$80,008
Average tempThe average temperature here across a full year.46°F
Annual precipHow much rain and melted snow falls here in a typical year.31 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

509 Blake 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.

  • Costs more per square foot than 89% of homes in Sioux Rapids 50585
  • Smaller than 88% of homes in Sioux Rapids 50585
  • Has a smaller lot than 84% of homes in Sioux Rapids 50585
  • Newer than 74% of homes in Sioux Rapids 50585

What homes are worth in Sioux Rapids 50585

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

This home
$39K$410K

This home is worth more than 58% of homes in Sioux Rapids 50585.

How it measures up in Sioux Rapids 50585

The dot is this home. The mark in the middle is the typical home in Sioux Rapids 50585.

Estimated value$150,347
CheaperTypical $131,038Pricier

Pricier than 58% of homes nearby

Price per ft²$157
CheaperTypical $88Pricier

Pricier than 89% of homes nearby

Living area960 ft²
SmallerTypical 1,472 ft²Bigger

Bigger than 12% of homes nearby

Lot size0.19 ac
SmallerTypical 0.4 acBigger

Bigger than 16% of homes nearby

Year built1961
OlderTypical 1920Newer

Newer than 74% of homes nearby

How 509 Blake St ranks against every home in each area.
MeasureThis homeSioux Rapids 50585Buena Vista County
Estimated valuepricier than$150,34758% of homes45% of homes
Price per ft²pricier than$15789% of homes77% of homes
Living areabigger than960 ft²12% of homes14% of homes
Lot sizebigger than0.19 ac16% of homes23% of homes
Year builtnewer than196174% of homes64% of homes

About 509 Blake St

How much is 509 Blake St, Sioux Rapids, IA worth?

The TopHap Estimate for 509 Blake St, Sioux Rapids, IA is $150,347 as of Sep 24, 2026. The likely range is $109,645 to $191,049. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 509 Blake St, Sioux Rapids, IA last sell?

509 Blake St, Sioux Rapids, IA last sold on Jun 25, 2015 for $57,000, according to the county's recorded deed.

How big is 509 Blake St, Sioux Rapids, IA?

509 Blake St, Sioux Rapids, IA has 4 bedrooms, 2 bathrooms, 960 square feet of living space and a 0.19-acre lot.

When was 509 Blake St, Sioux Rapids, IA built?

509 Blake St, Sioux Rapids, IA was built in 1961, making it 65 years old. The building has 1 story.

What schools serve 509 Blake St, Sioux Rapids, IA?

509 Blake St, Sioux Rapids, IA is assigned to Sioux Central Elementary School (elementary), rated C-; Sioux Central Middle School (middle), rated B-; Sioux Central High School (high), rated D. All sit in Sioux Central Community School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 509 Blake St, Sioux Rapids, IA compare to other homes in Sioux Rapids 50585?

Among the 546 homes in Sioux Rapids 50585, it is worth more than 58% of them ($150,347 against a typical $131,038), its price per square foot is higher than 89% of them ($157 against a typical $88), it is bigger than 12% of them (960 ft² against a typical 1,472 ft²), its lot is bigger than 16% of them (0.19 ac against a typical 0.4 ac) and it is newer than 74% of them (1961 against a typical 1920). Measured against all of Buena Vista County, it is worth more than 45% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

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