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Duplex (2 Units, Any Combination)Residential

408 W 21ST AVE

POST FALLS, ID 83854
6
Beds
4
Baths
2,258 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.
0.17 ac
Lot SizeThe size of the land the home sits on, from county records.
2003
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
12
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
2
ParkingThe number of parking spaces on the property, including the garage.

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,626 (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.$592,620 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$168,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$424,620
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$592,620
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$592,620

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Duplex (2 Units, Any Combination)
CountyKootenai
Lot (acres)The size of the land the home sits on, from county records.0.17
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.Concrete
HeatingThe type of heating system in the home.Gas
CoolingThe type of cooling or air conditioning in the home.None
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Attached

Transaction History(1)

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.

M
River City Middle SchoolB
Middle · Grades 6–8 · 0.3 mi
E
Seltice Elementary SchoolC-
Elementary · Grades KG–5 · 0.7 mi
H
New Vision High SchoolD-
High · Grades 9–12 · 0.9 mi

District: Post Falls School District 273

Neighborhood · ZIP 83854These 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.82
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 100.74

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.96%
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.12%
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.55,111
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.700 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$73,118
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$85,405
Average tempThe average temperature here across a full year.46°F
Annual precipHow much rain and melted snow falls here in a typical year.29 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

408 W 21st 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.

  • Bigger than 69% of homes in Post Falls 83854
  • Has a smaller lot than 78% of homes in Kootenai County

How it measures up in Post Falls 83854

The dot is this home. The mark in the middle is the typical home in Post Falls 83854.

Living area2,258 ft²
SmallerTypical 1,839 ft²Bigger

Bigger than 69% of homes nearby

Lot size0.17 ac
SmallerTypical 0.21 acBigger

Bigger than 28% of homes nearby

Year built2003
OlderTypical 2001Newer

Newer than 57% of homes nearby

How 408 W 21st Ave ranks against every home in each area.
MeasureThis homePost Falls 83854Kootenai County
Living areabigger than2,258 ft²69% of homes64% of homes
Lot sizebigger than0.17 ac28% of homes22% of homes
Year builtnewer than200357% of homes63% of homes

About 408 W 21st Ave

How big is 408 W 21st Ave, Post Falls, ID?

408 W 21st Ave, Post Falls, ID has 6 bedrooms, 4 bathrooms, 2,258 square feet of living space and a 0.17-acre lot.

When was 408 W 21st Ave, Post Falls, ID built?

408 W 21st Ave, Post Falls, ID was built in 2003, making it 23 years old. The building has 2 stories.

What schools serve 408 W 21st Ave, Post Falls, ID?

408 W 21st Ave, Post Falls, ID is assigned to River City Middle School (middle), rated B; Seltice Elementary School (elementary), rated C-; New Vision High School (high), rated D-. All sit in Post Falls School District 273. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 408 W 21st Ave, Post Falls, ID compare to other homes in Post Falls 83854?

Among the 18,571 homes in Post Falls 83854, it is bigger than 69% of them (2,258 ft² against a typical 1,839 ft²), its lot is bigger than 28% of them (0.17 ac against a typical 0.21 ac) and it is newer than 57% of them (2003 against a typical 2001). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 408 W 21st Ave, Post Falls, ID?

The 2025 property tax bill for 408 W 21st Ave, Post Falls, ID was $3,626. The county assessed it at $592,620.

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