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Single Family ResidenceResidential
$238,455$326 / 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 93How 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
Last sold for $165,000 on Aug 20, 2021

321 N 7TH ST

CUSTER, SD 57730
2
Beds
1
Baths
732 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.
0.17 ac
Lot SizeThe size of the land the home sits on, from county records.
1931
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$238K
$222K low$255K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$165,000 · Aug 20, 2021

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,688 (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.$124,760 (2026)
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$124,760
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$148,441
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$118,356

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyCUSTER
Lot (acres)The size of the land the home sits on, from county records.0.17
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Yes
CoolingThe type of cooling or air conditioning in the home.None
FireplaceWhether the home has a fireplace, and what kind.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Carport (Unspecified)
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 · 64 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
Custer Elementary - 02B+
Elementary · Grades PK–6 · 0.9 mi
H
Custer High School - 01C+
High · Grades 9–12 · 1.0 mi
M
Custer Jr. High - 05A-
Middle · Grades 7–8 · 1.0 mi

District: Custer School District 16-1

Neighborhood · ZIP 57730These 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.146
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.97
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.44

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.81%
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.6.7%
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.5,941
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.$73,295
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$92,357
Average tempThe average temperature here across a full year.44°F
Annual precipHow much rain and melted snow falls here in a typical year.19 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

321 N 7th 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 94% of homes in Custer 57730
  • Costs less per square foot than 65% of homes in Custer County
  • Smaller than 91% of homes in Custer County
  • Has a smaller lot than 90% of homes in Custer County
  • Older than 92% of homes in Custer 57730

What homes are worth in Custer 57730

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

This home
$198K$1.5M

This home is worth more than 6% of homes in Custer 57730.

How it measures up in Custer 57730

The dot is this home. The mark in the middle is the typical home in Custer 57730.

Estimated value$238,455
CheaperTypical $533,928Pricier

Pricier than 6% of homes nearby

Price per ft²$326
CheaperTypical $373Pricier

Pricier than 36% of homes nearby

Living area732 ft²
SmallerTypical 1,368 ft²Bigger

Bigger than 11% of homes nearby

Lot size0.17 ac
SmallerTypical 2.45 acBigger

Bigger than 11% of homes nearby

Year built1931
OlderTypical 1994Newer

Newer than 8% of homes nearby

How 321 N 7th St ranks against every home in each area.
MeasureThis homeCuster 57730Custer County
Estimated valuepricier than$238,4556% of homes6% of homes
Price per ft²pricier than$32636% of homes35% of homes
Living areabigger than732 ft²11% of homes9% of homes
Lot sizebigger than0.17 ac11% of homes10% of homes
Year builtnewer than19318% of homes8% of homes

About 321 N 7th St

How much is 321 N 7th St, Custer, SD worth?

The TopHap Estimate for 321 N 7th St, Custer, SD is $238,455 as of Aug 30, 2026. The likely range is $221,675 to $255,235. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 321 N 7th St, Custer, SD last sell?

321 N 7th St, Custer, SD last sold on Aug 20, 2021 for $165,000, according to the county's recorded deed.

How big is 321 N 7th St, Custer, SD?

321 N 7th St, Custer, SD has 2 bedrooms, 1 bathrooms, 732 square feet of living space and a 0.17-acre lot.

When was 321 N 7th St, Custer, SD built?

321 N 7th St, Custer, SD was built in 1931, making it 95 years old. The building has 1 story.

What schools serve 321 N 7th St, Custer, SD?

321 N 7th St, Custer, SD is assigned to Custer Elementary - 02 (elementary), rated B+; Custer High School - 01 (high), rated C+; Custer Jr. High - 05 (middle), rated A-. All sit in Custer School District 16-1. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 321 N 7th St, Custer, SD compare to other homes in Custer 57730?

Among the 3,507 homes in Custer 57730, it is worth more than 6% of them ($238,455 against a typical $533,928), its price per square foot is higher than 36% of them ($326 against a typical $373), it is bigger than 11% of them (732 ft² against a typical 1,368 ft²), its lot is bigger than 11% of them (0.17 ac against a typical 2.45 ac) and it is newer than 8% of them (1931 against a typical 1994). Measured against all of Custer County, it is worth more than 6% 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 321 N 7th St, Custer, SD?

The 2025 property tax bill for 321 N 7th St, Custer, SD was $1,688. The county assessed it at $124,760.

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