King County, WA First-Time Home Buyer Programs and Down Payment Help

King County buyers can apply to 6 local down payment programs, with help up to $150,000 through Covenant Homeownership Program, on top of Washington's statewide programs. Figures below were read from the administering agencies' own pages on September 11, 2026.

Local programs in King County

These are run by City of Seattle, Washington State, East King County (ARCH member cities), separate from the state housing finance agency, and can usually be combined with a state loan. Check the program page for current funding before you apply.

ProgramTypeAmountIncome limitFirst-time onlyWhere
Downpayment Assistance Program
City of Seattle (Seattle Office of Housing) · source
deferred second mortgage / forgivable loanUp to $55,000 for open-market home purchases; up to $70,000-$90,000 per unit for resale-restricted homes built by a homeownership partner organizationSet by household size and area median income under Seattle Office of Housing homebuyer program rulesYesInside Seattle city limits
Home Advantage Downpayment Assistance (DPA)
Washington State (Washington State Housing Finance Commission (WSHFC)) · source
deferred, 0% interest second mortgage3%, 4%, or 5% of the first-mortgage loan amountHousehold income must not exceed $215,000 (statewide program limit)NoStatewide, including King County;
Home Advantage Needs-Based Downpayment Assistance
Washington State (Washington State Housing Finance Commission (WSHFC)) · source
deferred second mortgage, 1% simple interestUp to $10,000Household income must not exceed $157,100 in King and Snohomish counties (needs assessment required except for veterans)NoKing and Snohomish counties (higher limit tier);
ARCH Downpayment Assistance Program
East King County (ARCH member cities) (A Regional Coalition for Housing (ARCH), delivered through WSHFC-trained lenders) · source
deferred second mortgage, 4% simple interestUp to $30,000Household size income limits range from $81,700 (1 person) to $154,000 (8 person); $116,650 for a 4-person householdNoBeaux Arts Village, Bellevue, Bothell, Clyde Hill, Hunts Point, Issaquah, Kenmore, Kirkland, Medina, Mercer Island, Newcastle, Redmond, Sammamish, Woodinville, and Yarrow Point
House Key Opportunity Downpayment Assistance
Washington State (Washington State Housing Finance Commission (WSHFC)) · source
deferred second mortgage, 1% simple interestUp to $15,000King/Snohomish counties: $93,350 (1-2 person household) or $116,650 (3+ person household)YesStatewide, King/Snohomish tier applies in King County;
Covenant Homeownership Program
Washington State (Washington State Housing Finance Commission (WSHFC)) · source
deferred second mortgageUp to 20% of the home's cost, up to $150,000, plus closing costsNot stated as an AMI percentage;NoStatewide, including King County
  • Downpayment Assistance Program. First-time homebuyer defined as not having owned a home in the last 3 years.gov/housing before publishing to readers.
  • Home Advantage Downpayment Assistance (DPA). No monthly payments; balance due on sale, refinance, or 30 years. Requires a free WSHFC homebuyer education class.
  • Home Advantage Needs-Based Downpayment Assistance. Intended for homes under about $250,000; the standard Home Advantage DPA is recommended above that price.
  • ARCH Downpayment Assistance Program. New-construction home price limit $660,000; existing-home price limit $646,000. Borrower must contribute 2% of purchase price (up to half can be gift funds). Requires WSHFC homebuyer education class plus a one-on-one pre-purchase counseling session.
  • House Key Opportunity Downpayment Assistance. Needs assessment required except for veterans. Paired with the House Key Opportunity first mortgage.
  • Covenant Homeownership Program. Created by the Covenant Homeownership Act of 2023. Serves people with pre-1968 Washington roots (self, parent, or grandparent) who are/were members of groups affected by historical housing-covenant discrimination.

Income limits in King County

Down payment programs here are keyed to HUD's income limits for Seattle-Bellevue, WA HUD Metro FMR Area (King County) (fiscal year 2026): the area median family income is $164,400 and the 80% limit that most programs use is $131,520 for a four-person household. Limits scale with household size; each program page has the full table. HUD income limits

Washington statewide programs you can also use in King County

Washington State Housing Finance Commission (WSHFC) - Here to Home (homebuyer programs page) runs 6 statewide programs open to buyers anywhere in Washington, with down payment help up to $150,000 through Covenant Homeownership Program. Most local programs above can be combined with a state first mortgage; check each program's pairing rule.

ProgramTypeAmountFirst-time onlyMin. creditIncome limit
Home Advantage Downpayment Assistance sourceDeferred second loan3%, 4%, or 5% of the first-mortgage loan amountNon/aHousehold income must not exceed $215,000/year statewide
Home Advantage Needs-Based Downpayment Assistance sourceDeferred second loanUp to $10,000Non/aUp to $164,400 in King/Snohomish counties; $126,800 in all other counties
House Key Opportunity Downpayment Assistance sourceDeferred second loanUp to $15,000Yesn/aBy county and household size: King/Snohomish $93,350 (1-2 person)/$116,650 (3+);
Covenant Homeownership Program sourceDeferred second loanUp to 20% of the cost of the home, capped at $150,000, plus closing costsYesn/aAt or below 120% Area Median Income, varying by county from $116,400 (most counties) up to $197,300 (King and Snohomish counties);
HomeChoice Downpayment Assistance sourceDeferred second loanUp to $15,000Yesn/aUp to $164,400 in King/Snohomish counties; $126,800 in all other counties
Veterans Downpayment Assistance Program sourceDeferred second loanUp to $10,000Yesn/aUp to $164,400 in King/Snohomish counties; $126,800 in all other counties

Washington also offers a mortgage credit certificate (WSHFC Mortgage Credit Certificate (MCC)). MCC program page

Full Washington program details, limits and how to apply →

King County closing costs that differ from the rest of Washington

Transfer tax: Washington's Real Estate Excise Tax (REET) is a graduated STATE tax (1.10% up to $525,000; 1.28% from $525,000.01-$1,525,000; 2.75% from $1,525,000.01-$3,025,000; 3.0% above $3,025,000, current through April 2026, adjusting again May 1, 2026 and Jan 1, 2027 per RCW 82.45.060), plus a LOCAL REET the city or county where the property sits imposes (Seattle imposes a 0.5% local REET, split into a 0.25% REET I and 0.25% REET II, on top of the graduated state rate; unincorporated King County and other cities set their own local REET up to the same statutory cap). The seller customarily pays REET. A $5 state technology fee applies to every transfer, plus a $5 affidavit fee if an exemption is claimed. Source

Recording the deed costs $304 and the mortgage $304. Fee schedule

Owner's title policy: seller (customary in King County)

King County Recorder's Office fee schedule confirms a $10 minimum for non-taxable excise affidavits and $5 plus the excise tax for taxable ones;

See Washington closing costs, title insurance and who pays →

Frequently asked questions

What down payment assistance is available in King County, WA?

Downpayment Assistance Program (City of Seattle, up to $90,000); Home Advantage Downpayment Assistance (DPA) (Washington State, up to 5%); Home Advantage Needs-Based Downpayment Assistance (Washington State, up to $10,000); ARCH Downpayment Assistance Program (East King County (ARCH member cities), up to $30,000); House Key Opportunity Downpayment Assistance (Washington State, up to $15,000); Covenant Homeownership Program (Washington State, up to $150,000). Washington statewide programs can be used here too.

What is the income limit for first-time buyer programs in King County?

Most programs cap income at 80% of HUD's area median, which is $131,520 for a four-person household in Seattle-Bellevue, WA HUD Metro FMR Area (King County) (FY2026). Some programs allow up to 120% or 150% of median; each program page lists its own table by household size.

Is there a transfer tax in King County?

Washington's Real Estate Excise Tax (REET) is a graduated STATE tax (1.10% up to $525,000; 1.28% from $525,000.01-$1,525,000; 2.75% from $1,525,000.01-$3,025,000; 3.0% above $3,025,000, current through April 2026, adjusting again May 1, 2026 and Jan 1, 2027 per RCW 82.45.060), plus a LOCAL REET the city or county where the property sits imposes (Seattle imposes a 0.5% local REET, split into a 0.25% REET I and 0.25% REET II, on top of the graduated state rate; unincorporated King County and other cities set their own local REET up to the same statutory cap). The seller customarily pays REET. A $5 state technology fee applies to every transfer, plus a $5 affidavit fee if an exemption is claimed.

Official sources

King County figures last verified against official sources on September 11, 2026.

This is general information, not financial advice. Program funding, limits and terms change; confirm the current rules with the administering agency and your lender before you rely on them.

See down payment help in all covered counties