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Single Family ResidenceResidential
$111,243$126 / 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 69How 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

308 1ST ST W

SINAI, SD 57061
2
Beds
1
Baths
882 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.
0.98 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.
5
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

$111K
$77K low$145K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,322 (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.$56,800 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$24,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$32,300
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$56,800

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.34 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
CountyBROOKINGS
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.1948
Lot (acres)The size of the land the home sits on, from county records.0.98
ConstructionThe main material the home's frame and walls are built from.Mixed (Not Specified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Baseboard
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.Deck · 156 ft²Porch · 80 ft²

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

E
Sioux Valley Elementary - 02B-
Elementary · Grades KG–5 · 8.2 mi
M
Sioux Valley Middle School - 04B+
Middle · Grades 6–8 · 8.2 mi
H
Sioux Valley High School - 01A-
High · Grades 9–12 · 8.2 mi

District: Sioux Valley School District 05-5

Neighborhood · ZIP 57061These 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.89
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.89
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.25

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.88%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.32%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.4%
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.2
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.12 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$85,440
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$109,004
Average tempThe average temperature here across a full year.44°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

308 1st St W 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 96% of homes in Brookings County
  • Costs less per square foot than 73% of homes in Brookings County
  • Smaller than 94% of homes in Brookings County
  • Has a bigger lot than 78% of homes in Brookings County
  • Older than 84% of homes in Brookings County

What homes are worth in Brookings County

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

This home
$77K$237K

This home is worth more than 46% of homes in Brookings County.

How it measures up in Brookings County

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

Estimated value$111,243
CheaperTypical $290,975Pricier

Pricier than 4% of homes nearby

Price per ft²$126
CheaperTypical $150Pricier

Pricier than 27% of homes nearby

Living area882 ft²
SmallerTypical 1,820 ft²Bigger

Bigger than 6% of homes nearby

Lot size0.98 ac
SmallerTypical 0.29 acBigger

Bigger than 78% of homes nearby

Year built1920
OlderTypical 1982Newer

Newer than 16% of homes nearby

How 308 1st St W ranks against every home in each area.
MeasureThis homeBrookings County
Estimated valuepricier than$111,2434% of homes
Price per ft²pricier than$12627% of homes
Living areabigger than882 ft²6% of homes
Lot sizebigger than0.98 ac78% of homes
Year builtnewer than192016% of homes

About 308 1st St W

How much is 308 1st St W, Sinai, SD worth?

The TopHap Estimate for 308 1st St W, Sinai, SD is $111,243 as of Aug 30, 2026. The likely range is $77,013 to $145,473. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 308 1st St W, Sinai, SD last sell?

308 1st St W, Sinai, SD last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 308 1st St W, Sinai, SD?

308 1st St W, Sinai, SD has 2 bedrooms, 1 bathrooms, 882 square feet of living space and a 0.98-acre lot.

When was 308 1st St W, Sinai, SD built?

308 1st St W, Sinai, SD was built in 1920, making it 106 years old. The building has 1 story.

What schools serve 308 1st St W, Sinai, SD?

308 1st St W, Sinai, SD is assigned to Sioux Valley Elementary - 02 (elementary), rated B-; Sioux Valley Middle School - 04 (middle), rated B+; Sioux Valley High School - 01 (high), rated A-. All sit in Sioux Valley School District 05-5. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 308 1st St W, Sinai, SD compare to other homes in Brookings County?

Among the 11,413 homes in Brookings County, it is worth more than 4% of them ($111,243 against a typical $290,975), its price per square foot is higher than 27% of them ($126 against a typical $150), it is bigger than 6% of them (882 ft² against a typical 1,820 ft²), its lot is bigger than 78% of them (0.98 ac against a typical 0.29 ac) and it is newer than 16% of them (1920 against a typical 1982). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 308 1st St W, Sinai, SD?

The 2026 property tax bill for 308 1st St W, Sinai, SD was $1,322. The county assessed it at $56,800.

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