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Single Family ResidenceResidential
$407,861$357 / 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 88How 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

421 E 1ST AVE

POST FALLS, ID 83854
3
Beds
1
Baths
1,144 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.
0.19 ac
Lot SizeThe size of the land the home sits on, from county records.
1969
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
7
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.

Valuation

$408K
$357K low$459K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,162 (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.$332,730 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$165,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$167,730
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$332,730
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$332,730

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyKootenai
Lot (acres)The size of the land the home sits on, from county records.0.19
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.Baseboard
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, Detached
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Shed · 128 ft²

Transaction History(2)

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.

H
New Vision High SchoolD-
High · Grades 9–12 · 0.8 mi
E
Seltice Elementary SchoolC-
Elementary · Grades KG–5 · 1.1 mi
M
River City Middle SchoolB
Middle · Grades 6–8 · 1.4 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%

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

421 E 1st 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.

  • Worth less than 91% of homes in Kootenai County
  • Costs more per square foot than 73% of homes in Post Falls 83854
  • Smaller than 88% of homes in Post Falls 83854
  • Has a smaller lot than 69% of homes in Kootenai County
  • Older than 95% of homes in Post Falls 83854

What homes are worth in Post Falls 83854

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

This home
$282K$1.7M

This home is worth more than 11% of homes in Post Falls 83854.

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.

Estimated value$407,861
CheaperTypical $538,501Pricier

Pricier than 11% of homes nearby

Price per ft²$357
CheaperTypical $311Pricier

Pricier than 73% of homes nearby

Living area1,144 ft²
SmallerTypical 1,838 ft²Bigger

Bigger than 12% of homes nearby

Lot size0.19 ac
SmallerTypical 0.21 acBigger

Bigger than 41% of homes nearby

Year built1969
OlderTypical 2000Newer

Newer than 5% of homes nearby

How 421 E 1st Ave ranks against every home in each area.
MeasureThis homePost Falls 83854Kootenai County
Estimated valuepricier than$407,86111% of homes9% of homes
Price per ft²pricier than$35773% of homes57% of homes
Living areabigger than1,144 ft²12% of homes14% of homes
Lot sizebigger than0.19 ac41% of homes31% of homes
Year builtnewer than19695% of homes14% of homes

About 421 E 1st Ave

How much is 421 E 1st Ave, Post Falls, ID worth?

The TopHap Estimate for 421 E 1st Ave, Post Falls, ID is $407,861 as of Sep 24, 2026. The likely range is $357,137 to $458,585. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 421 E 1st Ave, Post Falls, ID last sell?

421 E 1st Ave, Post Falls, ID last sold on Sep 30, 2024, according to the county's recorded deed.

How big is 421 E 1st Ave, Post Falls, ID?

421 E 1st Ave, Post Falls, ID has 3 bedrooms, 1 bathrooms, 1,144 square feet of living space and a 0.19-acre lot.

When was 421 E 1st Ave, Post Falls, ID built?

421 E 1st Ave, Post Falls, ID was built in 1969, making it 57 years old. The building has 1 story.

What schools serve 421 E 1st Ave, Post Falls, ID?

421 E 1st Ave, Post Falls, ID is assigned to New Vision High School (high), rated D-; Seltice Elementary School (elementary), rated C-; River City Middle School (middle), rated B. All sit in Post Falls School District 273. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 421 E 1st Ave, Post Falls, ID compare to other homes in Post Falls 83854?

Among the 18,570 homes in Post Falls 83854, it is worth more than 11% of them ($407,861 against a typical $538,501), its price per square foot is higher than 73% of them ($357 against a typical $311), it is bigger than 12% of them (1,144 ft² against a typical 1,838 ft²), its lot is bigger than 41% of them (0.19 ac against a typical 0.21 ac) and it is newer than 5% of them (1969 against a typical 2000). Measured against all of Kootenai County, it is worth more than 9% 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 421 E 1st Ave, Post Falls, ID?

The 2025 property tax bill for 421 E 1st Ave, Post Falls, ID was $1,162. The county assessed it at $332,730.

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