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Single Family ResidenceResidential
$307,284$282 / 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 94How 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 $209,500 on Mar 26, 2021

645 HALLEY AVE

RAPID CITY, SD 57701
5
Beds
2
Baths
1,088 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.
0.24 ac
Lot SizeThe size of the land the home sits on, from county records.
1950
Year BuiltThe year the home was originally built, according to county records.

Valuation

$307K
$290K low$325K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$209,500 · Mar 26, 2021

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,600 (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.$270,800 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$44,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$226,800
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$270,800

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.Ranch
CountyPENNINGTON
Lot (acres)The size of the land the home sits on, from county records.0.24
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 · 120 ft²

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

E
General Beadle Elementary SchoolF
Elementary · Grades KG–5 · 0.3 mi
M
North Middle SchoolD-
Middle · Grades 6–8 · 0.7 mi
H
Central High SchoolD
High · Grades 9–12 · 0.8 mi

District: Rapid City Area Schools

Neighborhood · ZIP 57701These 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.129
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.104
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.30

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.94%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.18%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.18%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.5%
PopulationHow many people live in this area.45,780
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.728 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$54,251
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$68,885
Average tempThe average temperature here across a full year.47°F
Annual precipHow much rain and melted snow falls here in a typical year.18 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

645 Halley Ave 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 72% of homes in Pennington County
  • Costs less per square foot than 70% of homes in Pennington County
  • Smaller than 67% of homes in Pennington County
  • Has a bigger lot than 69% of homes in Rapid City 57701
  • Older than 89% of homes in Pennington County

What homes are worth in Rapid City 57701

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

This home
$169K$877K

This home is worth more than 51% of homes in Rapid City 57701.

How it measures up in Rapid City 57701

The dot is this home. The mark in the middle is the typical home in Rapid City 57701.

Estimated value$307,284
CheaperTypical $304,171Pricier

Pricier than 51% of homes nearby

Price per ft²$282
CheaperTypical $293Pricier

Pricier than 44% of homes nearby

Living area1,088 ft²
SmallerTypical 1,152 ft²Bigger

Bigger than 43% of homes nearby

Lot size0.24 ac
SmallerTypical 0.19 acBigger

Bigger than 69% of homes nearby

Year built1950
OlderTypical 1973Newer

Newer than 18% of homes nearby

How 645 Halley Ave ranks against every home in each area.
MeasureThis homeRapid City 57701Pennington County
Estimated valuepricier than$307,28451% of homes28% of homes
Price per ft²pricier than$28244% of homes30% of homes
Living areabigger than1,088 ft²43% of homes33% of homes
Lot sizebigger than0.24 ac69% of homes48% of homes
Year builtnewer than195018% of homes11% of homes

About 645 Halley Ave

How much is 645 Halley Ave, Rapid City, SD worth?

The TopHap Estimate for 645 Halley Ave, Rapid City, SD is $307,284 as of Aug 30, 2026. The likely range is $289,689 to $324,879. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 645 Halley Ave, Rapid City, SD last sell?

645 Halley Ave, Rapid City, SD last sold on Mar 26, 2021 for $209,500, according to the county's recorded deed.

How big is 645 Halley Ave, Rapid City, SD?

645 Halley Ave, Rapid City, SD has 5 bedrooms, 2 bathrooms, 1,088 square feet of living space and a 0.24-acre lot.

When was 645 Halley Ave, Rapid City, SD built?

645 Halley Ave, Rapid City, SD was built in 1950, making it 76 years old. It is a ranch home.

What schools serve 645 Halley Ave, Rapid City, SD?

645 Halley Ave, Rapid City, SD is assigned to General Beadle Elementary School (elementary), rated F; North Middle School (middle), rated D-; Central High School (high), rated D. All sit in Rapid City Area Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 645 Halley Ave, Rapid City, SD compare to other homes in Rapid City 57701?

Among the 14,110 homes in Rapid City 57701, it is worth more than 51% of them ($307,284 against a typical $304,171), its price per square foot is higher than 44% of them ($282 against a typical $293), it is bigger than 43% of them (1,088 ft² against a typical 1,152 ft²), its lot is bigger than 69% of them (0.24 ac against a typical 0.19 ac) and it is newer than 18% of them (1950 against a typical 1973). Measured against all of Pennington County, it is worth more than 28% 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 645 Halley Ave, Rapid City, SD?

The 2025 property tax bill for 645 Halley Ave, Rapid City, SD was $3,600. The county assessed it at $270,800.

More homes on Halley Ave

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More homes in Rapid City 57701

Assigned schools

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