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Single Family ResidenceResidential
$209,139$139 / 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 88How 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

521 S SPRING AVE

SIOUX FALLS, SD 57104
5
Beds
5
Baths
1,510 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.
0.11 ac
Lot SizeThe size of the land the home sits on, from county records.
1909
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
15
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

$209K
$184K low$235K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,290 (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.$198,200 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$22,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$175,700
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$208,300

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
CountyMINNEHAHA
Lot (acres)The size of the land the home sits on, from county records.0.12
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.None
GarageWhether the property has a garage, and details like whether it is attached to the home.No Garage
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 · 112 ft²Patio · 112 ft²Porch · 240 ft²

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

E
Lowell Elementary SchoolD
Elementary · Grades EE–5 · 0.3 mi
H
Jefferson High SchoolB
High · Grades 9–12 · 3.2 mi
M
George McGovern Middle SchoolD-
Middle · Grades 6–8 · 4.1 mi

District: Sioux Falls School District

Neighborhood · ZIP 57104These 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.150
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.97
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.26

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.18%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.13%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.6%
PopulationHow many people live in this area.27,136
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.908 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$54,241
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$67,460
Average tempThe average temperature here across a full year.46°F
Annual precipHow much rain and melted snow falls here in a typical year.25 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.63%

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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

521 S Spring Ave 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 89% of homes in Minnehaha County
  • Costs less per square foot than 98% of homes in Minnehaha County
  • Bigger than 80% of homes in Sioux Falls 57104
  • Has a smaller lot than 93% of homes in Minnehaha County
  • Older than 97% of homes in Minnehaha County

What homes are worth in Sioux Falls 57104

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

This home
$109K$634K

This home is worth more than 41% of homes in Sioux Falls 57104.

How it measures up in Sioux Falls 57104

The dot is this home. The mark in the middle is the typical home in Sioux Falls 57104.

Estimated value$209,139
CheaperTypical $221,451Pricier

Pricier than 41% of homes nearby

Price per ft²$139
CheaperTypical $212Pricier

Pricier than 8% of homes nearby

Living area1,510 ft²
SmallerTypical 1,080 ft²Bigger

Bigger than 80% of homes nearby

Lot size0.11 ac
SmallerTypical 0.15 acBigger

Bigger than 15% of homes nearby

Year built1909
OlderTypical 1943Newer

Newer than 14% of homes nearby

How 521 S Spring Ave ranks against every home in each area.
MeasureThis homePettigrew HeightsSioux Falls 57104Minnehaha County
Estimated valuepricier than$209,13943% of homes41% of homes11% of homes
Price per ft²pricier than$13924% of homes8% of homes2% of homes
Living areabigger than1,510 ft²61% of homes80% of homes70% of homes
Lot sizebigger than0.11 ac31% of homes15% of homes7% of homes
Year builtnewer than190936% of homes14% of homes3% of homes

About 521 S Spring Ave

How much is 521 S Spring Ave, Sioux Falls, SD worth?

The TopHap Estimate for 521 S Spring Ave, Sioux Falls, SD is $209,139 as of Sep 24, 2026. The likely range is $183,571 to $234,707. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 521 S Spring Ave, Sioux Falls, SD last sell?

521 S Spring Ave, Sioux Falls, SD last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 521 S Spring Ave, Sioux Falls, SD?

521 S Spring Ave, Sioux Falls, SD has 5 bedrooms, 5 bathrooms, 1,510 square feet of living space and a 0.12-acre lot.

When was 521 S Spring Ave, Sioux Falls, SD built?

521 S Spring Ave, Sioux Falls, SD was built in 1909, making it 117 years old. It is a conventional home. The building has 2 stories.

What schools serve 521 S Spring Ave, Sioux Falls, SD?

521 S Spring Ave, Sioux Falls, SD is assigned to Lowell Elementary School (elementary), rated D; Jefferson High School (high), rated B; George McGovern Middle School (middle), rated D-. All sit in Sioux Falls School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 521 S Spring Ave, Sioux Falls, SD compare to other homes in Sioux Falls 57104?

Among the 6,907 homes in Sioux Falls 57104, it is worth more than 41% of them ($209,139 against a typical $221,451), its price per square foot is higher than 8% of them ($139 against a typical $212), it is bigger than 80% of them (1,510 ft² against a typical 1,080 ft²), its lot is bigger than 15% of them (0.11 ac against a typical 0.15 ac) and it is newer than 14% of them (1909 against a typical 1943). Measured against all of Minnehaha County, it is worth more than 11% 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 521 S Spring Ave, Sioux Falls, SD?

The 2025 property tax bill for 521 S Spring Ave, Sioux Falls, SD was $3,290. The county assessed it at $198,200.

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