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Single Family ResidenceResidential
$121,006$180 / 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 84How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026

404 ALLISON ST

BUFFALO, SD 57720
2
Beds
1
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.
0.16 ac
Lot SizeThe size of the land the home sits on, from county records.
1908
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$121K
$102K low$140K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$659 (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.$39,969 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$13,300
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$26,669
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$40,514

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.22
39
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
62
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
12
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
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%
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.minimal

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
StyleThe architectural style of the home, such as ranch or colonial.A-Frame
CountyHARDING
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)
HeatingThe type of heating system in the home.Gravity
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.Mixed
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 · 144 ft²

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

H
Harding County High School - 01B
High · Grades 9–12 · 0.4 mi
M
Harding County Middle School - 03B
Middle · Grades 6–8 · 0.4 mi
E
Buffalo Elementary - 02B
Elementary · Grades KG–5 · 0.4 mi

District: Harding County School District 31-1

Neighborhood · ZIP 57720These 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.130
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 100.20

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.79%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.27%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.7%
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.630
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$71,857
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$99,349
Average tempThe average temperature here across a full year.44°F
Annual precipHow much rain and melted snow falls here in a typical year.16 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

404 Allison 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 95% of homes in Buffalo 57720
  • Costs more per square foot than 75% of homes in Buffalo 57720
  • Smaller than 92% of homes in Buffalo 57720
  • Has a smaller lot than 95% of homes in Harding County
  • Older than 97% of homes in Buffalo 57720

What homes are worth in Buffalo 57720

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

This home
$119K$375K

This home is worth more than 5% of homes in Buffalo 57720.

How it measures up in Buffalo 57720

The dot is this home. The mark in the middle is the typical home in Buffalo 57720.

Estimated value$121,006
CheaperTypical $188,110Pricier

Pricier than 5% of homes nearby

Price per ft²$180
CheaperTypical $136Pricier

Pricier than 75% of homes nearby

Living area672 ft²
SmallerTypical 1,312 ft²Bigger

Bigger than 8% of homes nearby

Lot size0.16 ac
SmallerTypical 0.53 acBigger

Bigger than 9% of homes nearby

Year built1908
OlderTypical 1978Newer

Newer than 3% of homes nearby

How 404 Allison St ranks against every home in each area.
MeasureThis homeBuffalo 57720Harding County
Estimated valuepricier than$121,0065% of homes5% of homes
Price per ft²pricier than$18075% of homes72% of homes
Living areabigger than672 ft²8% of homes9% of homes
Lot sizebigger than0.16 ac9% of homes5% of homes
Year builtnewer than19083% of homes4% of homes

About 404 Allison St

How much is 404 Allison St, Buffalo, SD worth?

The TopHap Estimate for 404 Allison St, Buffalo, SD is $121,006 as of Aug 30, 2026. The likely range is $101,965 to $140,047. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 404 Allison St, Buffalo, SD last sell?

404 Allison St, Buffalo, SD last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 404 Allison St, Buffalo, SD?

404 Allison St, Buffalo, SD has 2 bedrooms, 1 bathrooms, 672 square feet of living space and a 0.16-acre lot.

When was 404 Allison St, Buffalo, SD built?

404 Allison St, Buffalo, SD was built in 1908, making it 118 years old. It is a a-frame home. The building has 1 story.

What schools serve 404 Allison St, Buffalo, SD?

404 Allison St, Buffalo, SD is assigned to Harding County High School - 01 (high), rated B; Harding County Middle School - 03 (middle), rated B; Buffalo Elementary - 02 (elementary), rated B. All sit in Harding County School District 31-1. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 404 Allison St, Buffalo, SD compare to other homes in Buffalo 57720?

Among the 419 homes in Buffalo 57720, it is worth more than 5% of them ($121,006 against a typical $188,110), its price per square foot is higher than 75% of them ($180 against a typical $136), it is bigger than 8% of them (672 ft² against a typical 1,312 ft²), its lot is bigger than 9% of them (0.16 ac against a typical 0.53 ac) and it is newer than 3% of them (1908 against a typical 1978). Measured against all of Harding County, it is worth more than 5% 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 404 Allison St, Buffalo, SD?

The 2025 property tax bill for 404 Allison St, Buffalo, SD was $659. The county assessed it at $39,969.

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