HousingHandbookReference data

U.S. ZIP Code · WA98198

King County · Seattle-Tacoma-Bellevue, WA

Typical home value

$601,821[1]

Zillow Home Value Index, as of April 2026

Appreciation

1-year
-1.3%
5-year / yr
+3.5%
10-year / yr
+6.9%

Relative price

vs U.S.
+111.9%
vs metro
-12.3%
vs state
+19.6%
ZIP 98198 location in WA
Location of ZIP 98198 in WA

Price history

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

The typical home in 98198 is worth $601,821 — 12.3% below the Seattle-Tacoma-Bellevue, WA median. Over the past year, values have fallen 1.3%. Homes here rent for a typical $2,024 a month — a 4.0% gross rental yield. The effective property tax rate is 0.9%.

#Rent & investment

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

Monthly rent
$2,024[2]
Gross yield
4.0%[2]
Cap rate
2.4%[2]

#Property tax

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

Effective tax rate
0.9%[3]
Typical annual tax
$5,419[3]

#Climate risk

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

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

#Who lives here

Population
40,463[3]
Median household income
$86,239[3]

#Migration

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

Net migration
-1,324[5]
Moved in
67,282
Moved out
68,606

Schools

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

Public schools
11
Elementary
6
Middle
1
High
4
  • Mount Rainier High School

    High · Grades 9–12 · Highline School District

    1,889 students

  • River Ridge Elementary

    Elementary · Grades PK–5 · Kent School District

    660 students

  • Pacific Middle School

    Middle · Grades 6–8 · Highline School District

    626 students

  • Midway Elementary

    Elementary · Grades PK–5 · Highline School District

    564 students

  • Des Moines Elementary

    Elementary · Grades PK–5 · Highline School District

    507 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 yield4.0%
Net yield (after ~40% expenses)2.4%
Annual rent$24,288

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$3,043
Loan principal$481,457
Down payment$120,364
Total interest paid$614,072

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 ratio1.97
Monthly cost to own$3,996
Monthly rent$2,024

Renting is meaningfully cheaper month-to-month.

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
46th percentile[1]
Rental yield
70th percentile[2]
Property tax
89th percentile[3]

Frequently asked

How much is a home worth in ZIP code 98198?
The typical home in 98198 is worth $601,821, based on the Zillow Home Value Index.
Are home values rising in 98198?
Home values in 98198 are down 1.3% over the past year, and up 3.5% a year over five years.
What is the typical rent in 98198?
A typical home in 98198 rents for about $2,024 a month, a gross rental yield of 4.0%.
What is the property tax rate in 98198?
The effective property tax rate in 98198 is 0.9% — roughly $5,419 a year on a typical home.
Who lives in 98198?
ZIP code 98198 has a population of 40,463 and a median household income of $86,239.

#Comparable ZIPs

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

  • Marysville, WA

    Typical home
    $597,517
    Gross yield
    4.7%
  • Graham CDP, WA

    Typical home
    $597,300
    Gross yield
    5.0%
  • Clear Lake CDP, WA

    Typical home
    $595,398
    Gross yield
  • Key Center CDP, WA

    Typical home
    $608,512
    Gross yield
  • Seattle, WA

    Typical home
    $594,404
    Gross yield
    5.2%
  • Sumner, WA

    Typical home
    $610,928
    Gross yield
    4.2%

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