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Single Family ResidenceResidential
$1,096,373$279 / 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 75How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026

505 RIVER RUN

CHALLIS, ID 83226
5
Beds
3
Baths
3,923 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.
24.3 ac
Lot SizeThe size of the land the home sits on, from county records.
1985
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
9
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$1.1M
$828K low$1.4M high
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$1,096,373
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$877,098

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,439 (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.$617,040 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$96,840
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$520,200
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$608,240
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$617,040

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.75 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%

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
CountyCuster
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.1998
Lot (acres)The size of the land the home sits on, from county records.24.30
RoofThe main material covering the roof, such as asphalt shingle or tile.Galvanized
HeatingThe type of heating system in the home.Baseboard
CoolingThe type of cooling or air conditioning in the home.None
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.Yes
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Shed · 180 ft²

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

M
Challis Jr/Sr High SchoolF
Middle · Grades 7–12 · 1.8 mi
E
Challis Elementary School
Elementary · Grades PK–6 · 1.9 mi

District: Challis Joint School District 181

Neighborhood · ZIP 83226These 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.117
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.109
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.202

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.17%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.7%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.4%
PopulationHow many people live in this area.2,297
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.$56,965
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$64,574
Average tempThe average temperature here across a full year.36°F
Annual precipHow much rain and melted snow falls here in a typical year.21 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.64%

Ownership

Company ownedWhether the owner is a company or trust rather than a person.No

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 River Run 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 97% of homes in Challis 83226
  • Costs more per square foot than 74% of homes in Challis 83226
  • Bigger than 98% of homes in Custer County
  • Has a bigger lot than 91% of homes in Challis 83226

What homes are worth in Challis 83226

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

This home
$82K$1.2M

This home is worth more than 97% of homes in Challis 83226.

How it measures up in Challis 83226

The dot is this home. The mark in the middle is the typical home in Challis 83226.

Estimated value$1,096,373
CheaperTypical $307,327Pricier

Pricier than 97% of homes nearby

Price per ft²$279
CheaperTypical $185Pricier

Pricier than 74% of homes nearby

Living area3,923 ft²
SmallerTypical 1,508 ft²Bigger

Bigger than 97% of homes nearby

Lot size24.3 ac
SmallerTypical 2 acBigger

Bigger than 91% of homes nearby

Year built1985
OlderTypical 1981Newer

Newer than 60% of homes nearby

How 505 River Run ranks against every home in each area.
MeasureThis homeChallis 83226Custer County
Estimated valuepricier than$1,096,37397% of homes89% of homes
Price per ft²pricier than$27974% of homes53% of homes
Living areabigger than3,923 ft²97% of homes98% of homes
Lot sizebigger than24.3 ac91% of homes87% of homes
Year builtnewer than198560% of homes54% of homes

About 505 River Run

How much is 505 River Run, Challis, ID worth?

The TopHap Estimate for 505 River Run, Challis, ID is $1,096,373 as of Jul 14, 2026. The likely range is $827,654 to $1,365,092. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 505 River Run, Challis, ID last sell?

505 River Run, Challis, ID last sold on Sep 11, 2018, according to the county's recorded deed.

How big is 505 River Run, Challis, ID?

505 River Run, Challis, ID has 5 bedrooms, 3 bathrooms, 3,923 square feet of living space and a 24.30-acre lot.

When was 505 River Run, Challis, ID built?

505 River Run, Challis, ID was built in 1985, making it 41 years old. The building has 2 stories.

What schools serve 505 River Run, Challis, ID?

505 River Run, Challis, ID is assigned to Challis Jr/Sr High School (middle), rated F; Challis Elementary School (elementary). All sit in Challis Joint School District 181. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 505 River Run, Challis, ID compare to other homes in Challis 83226?

Among the 1,428 homes in Challis 83226, it is worth more than 97% of them ($1,096,373 against a typical $307,327), its price per square foot is higher than 74% of them ($279 against a typical $185), it is bigger than 97% of them (3,923 ft² against a typical 1,508 ft²), its lot is bigger than 91% of them (24.3 ac against a typical 2 ac) and it is newer than 60% of them (1985 against a typical 1981). Measured against all of Custer County, it is worth more than 89% 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 River Run, Challis, ID?

The 2025 property tax bill for 505 River Run, Challis, ID was $1,439. The county assessed it at $617,040.

More homes on River Run

Closest homes

More homes in Challis 83226

Assigned schools

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