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Single Family ResidenceResidential
$229,028$327 / 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 Sep 24, 2026
Last sold for $187,500 on Aug 21, 2020

312 BOISE AVE

CALDWELL, ID 83605
1
Beds
1
Baths
700 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.
3,049 ft²
Lot SizeThe size of the land the home sits on, from county records.
1940
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$229K
$214K low$244K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$187,500 · Aug 21, 2020

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,419 (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.$216,650 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$80,350
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$136,300
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$219,350
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$216,650

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.7 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.6%
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.0.2 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
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.1955
Lot (acres)The size of the land the home sits on, from county records.0.07
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
CoolingThe type of cooling or air conditioning in the home.None
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 · 130 ft²Patio · 130 ft²Porch · 458 ft²

Transaction History(3)

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
Sacajawea Elementary SchoolF
Elementary · Grades KG–4 · 1.1 mi
M
Syringa Middle SchoolC-
Middle · Grades 7–8 · 1.8 mi
H
Caldwell High SchoolF
High · Grades 9–12 · 2.4 mi

District: Caldwell School District 132

Neighborhood · ZIP 83605These 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.112
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.68

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.12%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.12%
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.43,687
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,711 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$55,993
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$66,835
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

312 Boise 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.

  • Among the least valuable homes in Canyon County
  • Costs more per square foot than 96% of homes in Caldwell 83605
  • Among the smallest homes in Canyon County
  • Has a smaller lot than 98% of homes in Canyon County
  • Older than 93% of homes in Canyon County

What homes are worth in Caldwell 83605

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

This home
$213K$660K

This home is worth more than 3% of homes in Caldwell 83605.

How it measures up in Caldwell 83605

The dot is this home. The mark in the middle is the typical home in Caldwell 83605.

Estimated value$229,028
CheaperTypical $372,506Pricier

Pricier than 3% of homes nearby

Price per ft²$327
CheaperTypical $239Pricier

Pricier than 96% of homes nearby

Living area700 ft²
SmallerTypical 1,523 ft²Bigger

Bigger than 2% of homes nearby

Lot size3,049 ft²
SmallerTypical 0.18 acBigger

Bigger than 4% of homes nearby

Year built1940
OlderTypical 1996Newer

Newer than 9% of homes nearby

How 312 Boise Ave ranks against every home in each area.
MeasureThis homeCaldwell 83605Canyon County
Estimated valuepricier than$229,0283% of homesalmost no homes
Price per ft²pricier than$32796% of homes85% of homes
Living areabigger than700 ft²2% of homesalmost no homes
Lot sizebigger than3,049 ft²4% of homes2% of homes
Year builtnewer than19409% of homes7% of homes

About 312 Boise Ave

How much is 312 Boise Ave, Caldwell, ID worth?

The TopHap Estimate for 312 Boise Ave, Caldwell, ID is $229,028 as of Sep 24, 2026. The likely range is $214,241 to $243,815. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 312 Boise Ave, Caldwell, ID last sell?

312 Boise Ave, Caldwell, ID last sold on Aug 21, 2020 for $187,500, according to the county's recorded deed.

How big is 312 Boise Ave, Caldwell, ID?

312 Boise Ave, Caldwell, ID has 1 bedrooms, 1 bathrooms, 700 square feet of living space and a 0.07-acre lot.

When was 312 Boise Ave, Caldwell, ID built?

312 Boise Ave, Caldwell, ID was built in 1940, making it 86 years old. The building has 1 story.

What schools serve 312 Boise Ave, Caldwell, ID?

312 Boise Ave, Caldwell, ID is assigned to Sacajawea Elementary School (elementary), rated F; Syringa Middle School (middle), rated C-; Caldwell High School (high), rated F. All sit in Caldwell School District 132. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 312 Boise Ave, Caldwell, ID compare to other homes in Caldwell 83605?

Among the 14,055 homes in Caldwell 83605, it is worth more than 3% of them ($229,028 against a typical $372,506), its price per square foot is higher than 96% of them ($327 against a typical $239), it is bigger than 2% of them (700 ft² against a typical 1,523 ft²), its lot is bigger than 4% of them (3,049 ft² against a typical 0.18 ac) and it is newer than 9% of them (1940 against a typical 1996). Measured against all of Canyon County, it is worth more than almost no 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 312 Boise Ave, Caldwell, ID?

The 2025 property tax bill for 312 Boise Ave, Caldwell, ID was $1,419. The county assessed it at $216,650.

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