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Mercer Island, WA

Complete financial data dashboard — cost of living, mortgage calculator, salary comparisons, and tax details.Source: U.S. Census Bureau ACS 2023 · FRED

Cost Index
321
Very Expensive
Median Home Value
$1,884,200
National: $426,735
Median Rent
$2,464/mo
National: $1,527/mo
Household Income
$202,359
National: $84,532
Population
25,282
Purchasing Power
75
100 = national baseline

Cost of Living Breakdown

Housing Cost Index
442 / 100
100 = national average
Rent Index
161 / 100
Overall Index
321
Very Expensive

Mercer Island Mortgage Calculator

Pre-filled with the local median home value of $1,884,200 and Washington's property tax rate of 0.98%.

Salary & Purchasing Power

Median household income is $202,359 139% above the national average.

What $202,359 in Mercer Island Gets You Elsewhere

CityEquivalent SalaryDifference
New York, NY$95,191-53%
Los Angeles, CA$107,168-47%

Property Tax in Mercer Island, WA

Est. Annual Property Tax
$18,465
Monthly Impact
$1,539
Added to your mortgage
Effective Rate
0.98%
National avg: ~1.00%

Washington Tax Overview

Tax TypeWashingtonNational Avg
Property Tax Rate0.98%1.00%
Top Income Tax RateNo State Income Tax~5.0%
State Sales Tax9.23%~5.0%

Compare Mercer Island to Another City

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Cost of Living Comparison

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Mercer Island, WA
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Cost Index Comparison (100 = National Avg)

Housing CostsNational Avg: 100
Mercer Island, WA: 442
Rent Prices
161
LC
Reviewed by LivabilityCalc Research Team
Financial Data Analysts · Census & Economic Data Specialists
📊 Data Sources & Methodology
  • Housing & Demographics: U.S. Census Bureau, American Community Survey (ACS) 2023 1-Year Estimates
  • Mortgage Rates: Freddie Mac Primary Mortgage Market Survey via Federal Reserve Economic Data (FRED)
  • Tax Rates: Tax Foundation State & Local Tax Data, 2024
  • Cost of Living Index: Calculated using Census housing + rental data vs. national median (see methodology)
Last data update: March 2026 · Mortgage rates updated weekly · Page auto-refreshes every 24 hours via ISR