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Single Family ResidenceResidential
$389,474$283 / 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 43How 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

21010 BOISE RIVER RD

CALDWELL, ID 83607
2
Beds
1
Baths
1,378 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.
1 ac
Lot SizeThe size of the land the home sits on, from county records.
1981
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$389K
$169K low$610K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,765 (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.$423,100 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$166,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$257,100
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$407,600
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$423,100

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.9 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.1 percent flood zone

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
CountyCANYON
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Attached
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.Porch · 200 ft²

Transaction History(9)

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
Notus Elementary SchoolD+
Elementary · Grades PK–6 · 1.5 mi
M
Notus Jr/Sr High SchoolC+
Middle · Grades 7–12 · 1.5 mi

District: Notus School District 135

Neighborhood · ZIP 83607These 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.87
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.117
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.66

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.97%
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.7.4%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.43,138
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.187 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$72,681
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$89,634
Average tempThe average temperature here across a full year.51°F
Annual precipHow much rain and melted snow falls here in a typical year.11 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

21010 Boise River Rd 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 68% of homes in Caldwell 83607
  • Costs more per square foot than 66% of homes in Canyon County
  • Smaller than 76% of homes in Caldwell 83607
  • Has a bigger lot than 84% of homes in Canyon County
  • Older than 81% of homes in Caldwell 83607

What homes are worth in Caldwell 83607

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

This home
$272K$1.6M

This home is worth more than 32% of homes in Caldwell 83607.

How it measures up in Caldwell 83607

The dot is this home. The mark in the middle is the typical home in Caldwell 83607.

Estimated value$389,474
CheaperTypical $456,060Pricier

Pricier than 32% of homes nearby

Price per ft²$283
CheaperTypical $273Pricier

Pricier than 55% of homes nearby

Living area1,378 ft²
SmallerTypical 1,782 ft²Bigger

Bigger than 24% of homes nearby

Lot size1 ac
SmallerTypical 0.26 acBigger

Bigger than 69% of homes nearby

Year built1981
OlderTypical 2005Newer

Newer than 19% of homes nearby

How 21010 Boise River Rd ranks against every home in each area.
MeasureThis homeCaldwell 83607Canyon County
Estimated valuepricier than$389,47432% of homes39% of homes
Price per ft²pricier than$28355% of homes66% of homes
Living areabigger than1,378 ft²24% of homes28% of homes
Lot sizebigger than1 ac69% of homes84% of homes
Year builtnewer than198119% of homes26% of homes

About 21010 Boise River Rd

How much is 21010 Boise River Rd, Caldwell, ID worth?

The TopHap Estimate for 21010 Boise River Rd, Caldwell, ID is $389,474 as of Aug 30, 2026. The likely range is $168,864 to $610,084. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21010 Boise River Rd, Caldwell, ID last sell?

21010 Boise River Rd, Caldwell, ID last sold on Apr 14, 2025, according to the county's recorded deed.

How big is 21010 Boise River Rd, Caldwell, ID?

21010 Boise River Rd, Caldwell, ID has 2 bedrooms, 1 bathrooms and 1,378 square feet of living space.

When was 21010 Boise River Rd, Caldwell, ID built?

21010 Boise River Rd, Caldwell, ID was built in 1981, making it 45 years old. The building has 1 story.

What schools serve 21010 Boise River Rd, Caldwell, ID?

21010 Boise River Rd, Caldwell, ID is assigned to Notus Elementary School (elementary), rated D+; Notus Jr/Sr High School (middle), rated C+. All sit in Notus School District 135. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21010 Boise River Rd, Caldwell, ID compare to other homes in Caldwell 83607?

Among the 15,241 homes in Caldwell 83607, it is worth more than 32% of them ($389,474 against a typical $456,060), its price per square foot is higher than 55% of them ($283 against a typical $273), it is bigger than 24% of them (1,378 ft² against a typical 1,782 ft²), its lot is bigger than 69% of them (1 ac against a typical 0.26 ac) and it is newer than 19% of them (1981 against a typical 2005). Measured against all of Canyon County, it is worth more than 39% 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 21010 Boise River Rd, Caldwell, ID?

The 2025 property tax bill for 21010 Boise River Rd, Caldwell, ID was $1,765. The county assessed it at $423,100.

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