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Single Family ResidenceResidential
$143,805$112 / 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 83How 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

505 1ST ST E

BUFFALO, SD 57720
3
Beds
1
Baths
1,286 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.
1917
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$144K
$119K low$169K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$917 (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.$47,800 (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.$34,500
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$48,505

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.Yes
CoolingThe type of cooling or air conditioning in the home.None
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 · 30 ft²Porch · 54 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

505 1st St E 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 73% of homes in Harding County
  • Costs less per square foot than 80% of homes in Harding County
  • Has a smaller lot than 95% of homes in Harding County
  • Older than 88% 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
$109K$369K

This home is worth more than 31% 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$143,805
CheaperTypical $179,547Pricier

Pricier than 31% of homes nearby

Price per ft²$112
CheaperTypical $128Pricier

Pricier than 24% of homes nearby

Living area1,286 ft²
SmallerTypical 1,309 ft²Bigger

Bigger than 48% of homes nearby

Lot size0.16 ac
SmallerTypical 0.53 acBigger

Bigger than 9% of homes nearby

Year built1917
OlderTypical 1978Newer

Newer than 12% of homes nearby

How 505 1st St E ranks against every home in each area.
MeasureThis homeBuffalo 57720Harding County
Estimated valuepricier than$143,80531% of homes27% of homes
Price per ft²pricier than$11224% of homes20% of homes
Living areabigger than1,286 ft²48% of homes46% of homes
Lot sizebigger than0.16 ac9% of homes5% of homes
Year builtnewer than191712% of homes12% of homes

About 505 1st St E

How much is 505 1st St E, Buffalo, SD worth?

The TopHap Estimate for 505 1st St E, Buffalo, SD is $143,805 as of Sep 24, 2026. The likely range is $118,863 to $168,747. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 505 1st St E, Buffalo, SD last sell?

505 1st St E, Buffalo, SD last sold on Mar 7, 2016, according to the county's recorded deed.

How big is 505 1st St E, Buffalo, SD?

505 1st St E, Buffalo, SD has 3 bedrooms, 1 bathrooms, 1,286 square feet of living space and a 0.16-acre lot.

When was 505 1st St E, Buffalo, SD built?

505 1st St E, Buffalo, SD was built in 1917, making it 109 years old. It is a a-frame home. The building has 1 story.

What schools serve 505 1st St E, Buffalo, SD?

505 1st St E, 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 505 1st St E, Buffalo, SD compare to other homes in Buffalo 57720?

Among the 419 homes in Buffalo 57720, it is worth more than 31% of them ($143,805 against a typical $179,547), its price per square foot is higher than 24% of them ($112 against a typical $128), it is bigger than 48% of them (1,286 ft² against a typical 1,309 ft²), its lot is bigger than 9% of them (0.16 ac against a typical 0.53 ac) and it is newer than 12% of them (1917 against a typical 1978). Measured against all of Harding County, it is worth more than 27% 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 505 1st St E, Buffalo, SD?

The 2025 property tax bill for 505 1st St E, Buffalo, SD was $917. The county assessed it at $47,800.

More homes on 1st St E

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Assigned schools

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