HousingHandbookReference data

U.S. ZIP Code · WA99403

Asotin County · Lewiston, ID-WA

Typical home value

$345,567[1]

Zillow Home Value Index, as of April 2026

Appreciation

1-year
+1.1%
5-year / yr
+3.5%
10-year / yr
+5.3%

Relative price

vs U.S.
+21.6%
vs metro
-13.9%
vs state
-31.3%
ZIP 99403 location in WA
Location of ZIP 99403 in WA

Price history

Zillow Home Value Index — monthly, smoothed and seasonally adjusted.

The typical home in 99403 is worth $345,567 — 13.9% below the Lewiston, ID-WA median. Over the past year, values have risen 1.1%. The effective property tax rate is 0.7%.

#Rent & investment

Typical asking rent, and the returns it implies at the current home value.

Monthly rent
[2]
Gross yield
[2]
Cap rate
[2]

#Property tax

Effective rate — total real estate taxes paid relative to total home value.

Effective tax rate
0.7%[3]
Typical annual tax
$2,481[3]

#Climate risk

FEMA National Risk Index ratings for Asotin County. "Not Applicable" means the hazard does not threaten the county.

Overall risk
Very Low[4]
Riverine flood
Relatively Low
Coastal flood
Not Applicable
Wildfire
Relatively Moderate
Drought
Very Low
Heat wave
Relatively Low
Hurricane
Not Applicable
Tornado
Very Low
Earthquake
Very Low
Winter weather
Very Low

#Who lives here

Population
20,760[3]
Median household income
$71,482[3]

#Migration

Household moves in and out of Asotin County over a year, from IRS tax-return data.

Net migration
+25[5]
Moved in
682
Moved out
657

Schools

Open public schools in this ZIP, from the NCES Common Core of Data.

Public schools
10
Elementary
4
Middle
1
High
3
  • Charles Francis Adams High School

    High · Grades 9–12 · Clarkston School District

    694 students

  • Heights Elementary

    Elementary · Grades K–6 · Clarkston School District

    371 students

  • Lincoln Middle School

    Middle · Grades 7–8 · Clarkston School District

    346 students

  • Parkway Elementary

    Elementary · Grades K–6 · Clarkston School District

    336 students

  • Highland Elementary

    Elementary · Grades K–6 · Clarkston School District

    296 students

Run the numbers

Interactive calculators pre-filled with this ZIP's typical home value, rent, and property-tax rate. Edit any field to recompute.

Gross yield
Net yield (after ~40% expenses)
Annual rent

Gross and net yield are estimates based on the inputs and the selected expense ratio. Actual income and expenses will vary by property and market. Not investment advice.

Monthly payment$1,747
Loan principal$276,454
Down payment$69,113
Total interest paid$352,602

Estimated monthly payments include principal and interest only. Actual costs will include property tax, insurance, possibly PMI, and HOA fees not modeled here. Loan terms shown are estimates; consult a licensed lender for current rates and qualification.

Own : rent ratio
Monthly cost to own$2,243
Monthly rent

This calculator projects multi-year scenarios based on assumptions about appreciation, rent growth, and investment returns — none of which are guaranteed. Actual outcomes depend on variables this tool cannot know. Not financial or real estate advice.

#Metro ranking

Where this ZIP sits among others in its metro area.

Appreciation
0th percentile[1]
Rental yield
[2]
Property tax
75th percentile[3]

Frequently asked

How much is a home worth in ZIP code 99403?
The typical home in 99403 is worth $345,567, based on the Zillow Home Value Index.
Are home values rising in 99403?
Home values in 99403 are up 1.1% over the past year, and up 3.5% a year over five years.
What is the property tax rate in 99403?
The effective property tax rate in 99403 is 0.7% — roughly $2,481 a year on a typical home.
Who lives in 99403?
ZIP code 99403 has a population of 20,760 and a median household income of $71,482.

#Comparable ZIPs

Same metro, nearest typical home value. Each card shows the comparable ZIP's headline numbers so you can scan at a glance.

  • Sweetwater CDP, ID

    Typical home
    $308,795
    Gross yield
  • Lewiston, ID

    Typical home
    $386,716
    Gross yield
    3.8%
  • Juliaetta, ID

    Typical home
    $401,579
    Gross yield
  • Peck, ID

    Typical home
    $402,452
    Gross yield
  • Asotin, WA

    Typical home
    $408,081
    Gross yield
  • Winchester, ID

    Typical home
    $275,036
    Gross yield

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