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Single Family ResidenceResidential
$285,596$238 / 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 92How 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 $270,000 on Apr 17, 2025

405 S WALNUT ST

ELK POINT, SD 57025
3
Beds
0
Baths
1,200 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.
0.43 ac
Lot SizeThe size of the land the home sits on, from county records.
2019
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$286K
$263K low$308K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$270,000 · Apr 17, 2025

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,369 (2026)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$202,192 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$28,338
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$173,854
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$202,192

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.8 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%

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
CountyUNION
Lot (acres)The size of the land the home sits on, from county records.0.43
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.Wood (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Central
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.Deck

Transaction History(3)

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.

H
Elk Point-Jefferson High School - 01A
High · Grades 9–12 · 0.3 mi
M
Elk Point-Jefferson Middle School - 03C+
Middle · Grades 6–8 · 0.3 mi
E
Elk Point-Jefferson Elementary - 02C+
Elementary · Grades KG–5 · 0.4 mi

District: Elk Point-Jefferson School District 61-7

Neighborhood · ZIP 57025These 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.142
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.95
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.22

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.20%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.9.1%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.7%
PopulationHow many people live in this area.3,422
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.25 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$86,292
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$106,110
Average tempThe average temperature here across a full year.48°F
Annual precipHow much rain and melted snow falls here in a typical year.27 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.63%

Owner Tools

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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

405 S Walnut 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 75% of homes in Elk Point 57025
  • Smaller than 74% of homes in Union County
  • Has a bigger lot than 74% of homes in Elk Point 57025
  • Newer than 98% of homes in Elk Point 57025

What homes are worth in Elk Point 57025

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

This home
$102K$519K

This home is worth more than 55% of homes in Elk Point 57025.

How it measures up in Elk Point 57025

The dot is this home. The mark in the middle is the typical home in Elk Point 57025.

Estimated value$285,596
CheaperTypical $271,186Pricier

Pricier than 55% of homes nearby

Price per ft²$238
CheaperTypical $190Pricier

Pricier than 75% of homes nearby

Living area1,200 ft²
SmallerTypical 1,372 ft²Bigger

Bigger than 33% of homes nearby

Lot size0.43 ac
SmallerTypical 0.28 acBigger

Bigger than 74% of homes nearby

Year built2019
OlderTypical 1978Newer

Newer than 98% of homes nearby

How 405 S Walnut St ranks against every home in each area.
MeasureThis homeElk Point 57025Union County
Estimated valuepricier than$285,59655% of homes41% of homes
Price per ft²pricier than$23875% of homes69% of homes
Living areabigger than1,200 ft²33% of homes26% of homes
Lot sizebigger than0.43 ac74% of homes71% of homes
Year builtnewer than201998% of homes98% of homes

About 405 S Walnut St

How much is 405 S Walnut St, Elk Point, SD worth?

The TopHap Estimate for 405 S Walnut St, Elk Point, SD is $285,596 as of Sep 24, 2026. The likely range is $263,498 to $307,694. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 405 S Walnut St, Elk Point, SD last sell?

405 S Walnut St, Elk Point, SD last sold on Apr 17, 2025 for $270,000, according to the county's recorded deed.

How big is 405 S Walnut St, Elk Point, SD?

405 S Walnut St, Elk Point, SD has 3 bedrooms, 1,200 square feet of living space and a 0.43-acre lot.

When was 405 S Walnut St, Elk Point, SD built?

405 S Walnut St, Elk Point, SD was built in 2019, making it 7 years old. The building has 1 story.

What schools serve 405 S Walnut St, Elk Point, SD?

405 S Walnut St, Elk Point, SD is assigned to Elk Point-Jefferson High School - 01 (high), rated A; Elk Point-Jefferson Middle School - 03 (middle), rated C+; Elk Point-Jefferson Elementary - 02 (elementary), rated C+. All sit in Elk Point-Jefferson School District 61-7. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 405 S Walnut St, Elk Point, SD compare to other homes in Elk Point 57025?

Among the 924 homes in Elk Point 57025, it is worth more than 55% of them ($285,596 against a typical $271,186), its price per square foot is higher than 75% of them ($238 against a typical $190), it is bigger than 33% of them (1,200 ft² against a typical 1,372 ft²), its lot is bigger than 74% of them (0.43 ac against a typical 0.28 ac) and it is newer than 98% of them (2019 against a typical 1978). Measured against all of Union County, it is worth more than 41% 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 405 S Walnut St, Elk Point, SD?

The 2026 property tax bill for 405 S Walnut St, Elk Point, SD was $3,369. The county assessed it at $202,192.

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