The median household income in Washington is $82,400. Saving 15% of that comes to $1,030 per month. Over 5 years in a high-yield savings account at 4.7%, that grows to $69,513, including interest.
A fully-funded 6-month emergency fund in Washington requires $41,200 based on median income. At a 15% savings rate, that target takes 38 months to reach. This is the single most important financial buffer you can build.
If a home purchase is your goal, a 20% down payment on the Washington median home of $590,000 requires $118,000. At 15% savings rate, that takes 95 months.
Washington has no state income tax. Your take-home pay is closer to gross income, meaning the savings timelines above are more accurate for WA residents than for people in income-tax states.