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Rural ResidenceResidential
$271,000$403 / 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 89How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026

285 ROUTE 99

SD
0
Baths
672 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.
560 ac
Lot SizeThe size of the land the home sits on, from county records.
1920
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$271K
$241K low$301K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,784 (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.$231,718 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$90,071
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$141,647
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$207,141
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$210,130

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.41
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
71
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
65
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
26
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
45
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Rural Residence
CountyOGLALA LAKOTA
Lot (acres)The size of the land the home sits on, from county records.560.00
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
PoolWhether the property has a pool, and what kind, such as in-ground.No

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

E
Rockyford SchoolD
Elementary · Grades PK–8 · 6.4 mi
H
Lakota Tech High SchoolD
High · Grades 9–12 · 35.2 mi

District: Oglala Lakota County School District

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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

285 Route 99 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 94% of homes in Oglala Lakota County
  • Smaller than 88% of homes in Oglala Lakota County
  • Has a bigger lot than 96% of homes in Oglala Lakota County
  • Older than 90% of homes in Oglala Lakota County

How it measures up in Oglala Lakota County

The dot is this home. The mark in the middle is the typical home in Oglala Lakota County.

Estimated value$271,000
CheaperTypical $433,706Pricier

Pricier than 6% of homes nearby

Price per ft²$403
CheaperTypical $453Pricier

Pricier than 42% of homes nearby

Living area672 ft²
SmallerTypical 984 ft²Bigger

Bigger than 12% of homes nearby

Lot size560 ac
SmallerTypical 44.83 acBigger

Bigger than 96% of homes nearby

Year built1920
OlderTypical 1968Newer

Newer than 10% of homes nearby

How 285 Route 99 ranks against every home in each area.
MeasureThis homeOglala Lakota County
Estimated valuepricier than$271,0006% of homes
Price per ft²pricier than$40342% of homes
Living areabigger than672 ft²12% of homes
Lot sizebigger than560 ac96% of homes
Year builtnewer than192010% of homes

About 285 Route 99

How much is 285 Route 99, , SD worth?

The TopHap Estimate for 285 Route 99, , SD is $271,000 as of Jul 14, 2026. The likely range is $240,762 to $301,238. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 285 Route 99, , SD last sell?

285 Route 99, , SD last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 285 Route 99, , SD?

285 Route 99, , SD has 672 square feet of living space and a 560.00-acre lot.

When was 285 Route 99, , SD built?

285 Route 99, , SD was built in 1920, making it 106 years old. The building has 1 story.

What schools serve 285 Route 99, , SD?

285 Route 99, , SD is assigned to Rockyford School (elementary), rated D; Lakota Tech High School (high), rated D. All sit in Oglala Lakota County School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 285 Route 99, , SD compare to other homes in Oglala Lakota County?

Among the 155 homes in Oglala Lakota County, it is worth more than 6% of them ($271,000 against a typical $433,706), its price per square foot is higher than 42% of them ($403 against a typical $453), it is bigger than 12% of them (672 ft² against a typical 984 ft²), its lot is bigger than 96% of them (560 ac against a typical 44.83 ac) and it is newer than 10% of them (1920 against a typical 1968). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 285 Route 99, , SD?

The 2026 property tax bill for 285 Route 99, , SD was $1,784. The county assessed it at $231,718.

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