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Single Family ResidenceResidential
$468,395
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 81How 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

321 21ST ST

CALDER, ID 83808
0
Baths
0.5 ac
Lot SizeThe size of the land the home sits on, from county records.

Valuation

$468K
$381K low$555K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$173 (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.$76,855 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$69,205
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$7,650
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$80,335
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$76,855

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.138 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
CountySHOSHONE
Lot (acres)The size of the land the home sits on, from county records.0.50
PoolWhether the property has a pool, and what kind, such as in-ground.No

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

E
Calder School
Elementary · Grades KG–8 · 3.7 mi

District: Avery School District 394

Neighborhood · ZIP 83808These 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.133
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.114
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.74%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.3.1%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.14%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.6%
PopulationHow many people live in this area.124
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.$45,764
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$57,495
Average tempThe average temperature here across a full year.43°F
Annual precipHow much rain and melted snow falls here in a typical year.36 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.64%

Owner Tools

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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

321 21st St 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 Shoshone County
  • Has a smaller lot than 74% of homes in Calder 83808

What homes are worth in Calder 83808

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

This home
$188K$971K

This home is worth more than 82% of homes in Calder 83808.

How it measures up in Calder 83808

The dot is this home. The mark in the middle is the typical home in Calder 83808.

Estimated value$468,395
CheaperTypical $288,807Pricier

Pricier than 82% of homes nearby

Lot size0.5 ac
SmallerTypical 1.16 acBigger

Bigger than 26% of homes nearby

How 321 21st St ranks against every home in each area.
MeasureThis homeCalder 83808Shoshone County
Estimated valuepricier than$468,39582% of homes88% of homes
Lot sizebigger than0.5 ac26% of homes71% of homes

About 321 21st St

How much is 321 21st St, Calder, ID worth?

The TopHap Estimate for 321 21st St, Calder, ID is $468,395 as of Aug 30, 2026. The likely range is $381,388 to $555,402. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 321 21st St, Calder, ID last sell?

321 21st St, Calder, ID last sold on Jan 1, 1900, according to the county's recorded deed.

What schools serve 321 21st St, Calder, ID?

321 21st St, Calder, ID is assigned to Calder School (elementary). All sit in Avery School District 394. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 321 21st St, Calder, ID compare to other homes in Calder 83808?

Among the 254 homes in Calder 83808, it is worth more than 82% of them ($468,395 against a typical $288,807) and its lot is bigger than 26% of them (0.5 ac against a typical 1.16 ac). Measured against all of Shoshone 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 321 21st St, Calder, ID?

The 2025 property tax bill for 321 21st St, Calder, ID was $173. The county assessed it at $76,855.

More homes on 21st St

Closest homes

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Assigned schools

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