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Single Family ResidenceResidential
$4,202,589$1,397 / 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 89How 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

123 RIVER RUN DR

KETCHUM, ID 83340
3
Beds
3
Baths
3,009 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.
2021
Year BuiltThe year the home was originally built, according to county records.

Valuation

$4.2M
$3.7M low$4.7M high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$11,269 (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.$3,289,795 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$1,148,828
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$2,140,967
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$2,526,113
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$3,289,795

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyBlaine
Lot (acres)The size of the land the home sits on, from county records.0.16

Transaction History(2)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

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

E
Ernest Hemingway STEAM SchoolA
Elementary · Grades PK–5 · 0.4 mi
M
Wood River Middle SchoolB-
Middle · Grades 6–8 · 11.3 mi
H
Wood River High SchoolC
High · Grades 9–12 · 12.4 mi

District: Blaine County School District 61

Neighborhood · ZIP 83340These 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.151
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.111
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.135

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.55%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.44%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.6%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.9%
PopulationHow many people live in this area.4,707
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.8 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$81,483
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$125,836
Average tempThe average temperature here across a full year.37°F
Annual precipHow much rain and melted snow falls here in a typical year.34 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.64%

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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

123 River Run Dr 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 more than 88% of homes in Blaine County
  • Costs more per square foot than 85% of homes in Blaine County
  • Bigger than 80% of homes in Blaine County
  • Has a smaller lot than 75% of homes in Blaine County
  • Among the newest homes in Ketchum 83340

What homes are worth in Ketchum 83340

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

This home
$442K$10M

This home is worth more than 80% of homes in Ketchum 83340.

How it measures up in Ketchum 83340

The dot is this home. The mark in the middle is the typical home in Ketchum 83340.

Estimated value$4,202,589
CheaperTypical $1,786,485Pricier

Pricier than 80% of homes nearby

Price per ft²$1397
CheaperTypical $1100Pricier

Pricier than 72% of homes nearby

Living area3,009 ft²
SmallerTypical 1,633 ft²Bigger

Bigger than 77% of homes nearby

Lot size0.16 ac
SmallerTypical 0.24 acBigger

Bigger than 36% of homes nearby

Year built2021
OlderTypical 1983Newer

Newer than almost all homes nearby

How 123 River Run Dr ranks against every home in each area.
MeasureThis homeKetchum 83340Blaine County
Estimated valuepricier than$4,202,58980% of homes88% of homes
Price per ft²pricier than$139772% of homes85% of homes
Living areabigger than3,009 ft²77% of homes80% of homes
Lot sizebigger than0.16 ac36% of homes25% of homes
Year builtnewer than2021almost all homes98% of homes

About 123 River Run Dr

How much is 123 River Run Dr, Ketchum, ID worth?

The TopHap Estimate for 123 River Run Dr, Ketchum, ID is $4,202,589 as of Sep 24, 2026. The likely range is $3,727,076 to $4,678,102. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 123 River Run Dr, Ketchum, ID last sell?

123 River Run Dr, Ketchum, ID last sold on Nov 30, 2020, according to the county's recorded deed.

How big is 123 River Run Dr, Ketchum, ID?

123 River Run Dr, Ketchum, ID has 3 bedrooms, 3 bathrooms, 3,009 square feet of living space and a 0.16-acre lot.

When was 123 River Run Dr, Ketchum, ID built?

123 River Run Dr, Ketchum, ID was built in 2021, making it 5 years old.

What schools serve 123 River Run Dr, Ketchum, ID?

123 River Run Dr, Ketchum, ID is assigned to Ernest Hemingway STEAM School (elementary), rated A; Wood River Middle School (middle), rated B-; Wood River High School (high), rated C. All sit in Blaine County School District 61. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 123 River Run Dr, Ketchum, ID compare to other homes in Ketchum 83340?

Among the 4,176 homes in Ketchum 83340, it is worth more than 80% of them ($4,202,589 against a typical $1,786,485), its price per square foot is higher than 72% of them ($1397 against a typical $1100), it is bigger than 77% of them (3,009 ft² against a typical 1,633 ft²), its lot is bigger than 36% of them (0.16 ac against a typical 0.24 ac) and it is newer than almost all of them (2021 against a typical 1983). Measured against all of Blaine County, it is worth more than 88% 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 123 River Run Dr, Ketchum, ID?

The 2025 property tax bill for 123 River Run Dr, Ketchum, ID was $11,269. The county assessed it at $3,289,795.

More homes on River Run Dr

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