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By Tyler Thompson · Licensed Real Estate Agent · Updated April 28, 2026

Homebuyer Programs in SeaTac, WA (2026)

Population: 31,799 | Median home price: $550,000 | Est. closing costs: $11,000 - $16,500

Skyline of SeaTac, WA

SeaTac is a King County city of about 31,800 that wraps around Seattle-Tacoma International Airport, sitting between Burien, Des Moines, and Tukwila. The typical home here runs about $550,000, putting estimated closing costs in the $11,000 to $16,500 range. The City of SeaTac does not currently operate a homebuyer down payment assistance program, but buyers can stack meaningful help from state and regional sources — Washington's Home Advantage DPA covers up to 5% of the loan, the Covenant Homeownership Program offers up to $150,000 for eligible buyers, and the Opportunity DPA and HomeChoice programs each provide up to $15,000. Layered with federal options like FHA and VA loans, plus regional nonprofit programs through Habitat for Humanity Seattle-King & Kittitas Counties and Homestead Community Land Trust, qualifying buyers can often eliminate the down payment hurdle entirely.

County Programs in King County

King County Housing Authority Homeownership Voucher Program
Type:
Government-Guaranteed Mortgage
Amount:
Monthly Housing Choice Voucher subsidy applied to mortgage payment in place of rent.
First-time only:
Yes

State Programs in Washington

Covenant Homeownership Program
Type:
Forgivable Loan
Amount:
Up to $150,000 (20% down plus closing costs)
First-time only:
Yes
Home Advantage DPA
Type:
Deferred Loan
Amount:
Up to 5% of the first mortgage loan amount
First-time only:
No
Home Advantage Needs-Based DPA
Type:
Deferred Loan
Amount:
Up to $10,000
First-time only:
No
HomeChoice Down Payment Assistance
Type:
Deferred Loan
Amount:
Up to $15,000
First-time only:
Yes
Opportunity Down Payment Assistance
Type:
Deferred Loan
Amount:
Up to $15,000
First-time only:
Yes
Veterans Down Payment Assistance
Type:
Repayable Loan
Amount:
Up to $10,000
First-time only:
Yes

Federal Programs

FHA Loans
Type:
Government-Insured Mortgage
Amount:
Up to FHA county loan limits ($541,287 floor to $1,249,125 ceiling for single-family in 2026)
First-time only:
No
FHLBA Community Partners Product
Type:
Forgivable Loan
Amount:
Up to $20,000 in home purchase assistance for down payment and closing costs
First-time only:
No
FHLBA First Time Homebuyer Product
Type:
Forgivable Loan
Amount:
Up to $17,500 in home purchase assistance for down payment and closing costs
First-time only:
Yes
FHLBA Workforce Housing Plus+
Type:
Forgivable Loan
Amount:
Up to $15,000 in home purchase assistance for down payment and closing costs
First-time only:
No
Good Neighbor Next Door (HUD)
Type:
Government Property Sale Program
Amount:
50% discount off the list price of HUD-owned homes
First-time only:
Yes
Home Possible Mortgage (Freddie Mac)
Type:
Government-Guaranteed Mortgage
Amount:
Up to conforming loan limits ($832,750 standard / $1,249,125 high-cost in 2026); 3% minimum down payment
First-time only:
No
HomeReady Mortgage (Fannie Mae)
Type:
Government-Guaranteed Mortgage
Amount:
Up to conforming loan limits ($832,750 standard / $1,249,125 high-cost in 2026); 3% minimum down payment
First-time only:
No
HUD $100 Down Program
Type:
FHA-Financed HUD REO Purchase
Amount:
Only $100 down payment required (vs. standard 3.5% FHA down payment). HUD may also pay up to 3% of buyer's closing costs.
First-time only:
No
USDA Rural Development Loans
Type:
Government-Guaranteed Mortgage
Amount:
100% financing (no down payment required); loan amount up to appraised value
First-time only:
No
VA Loans
Type:
Government-Guaranteed Mortgage
Amount:
No loan limit for veterans with full entitlement (0% down at any price); partial entitlement subject to conforming limits ($832,750 standard in 2026)
First-time only:
No

Nonprofit Programs

BECU First-Time Homebuyer Grant
Type:
Grant
Amount:
Up to $8,000 (the lesser of 3% of purchase price, 3% of appraised value, or $8,000)
First-time only:
Yes
Habitat for Humanity Seattle-King and Kittitas Counties Homeownership Program
Type:
Zero-Interest Loan
Amount:
Below-market home sale with zero percent interest mortgage
First-time only:
Yes
Homestead Community Land Trust Homeownership
Type:
Silent Second Mortgage
Amount:
Homes sold 30-50% below market through community land trust model
First-time only:
Yes
WSECU Welcome Home Grant
Type:
Grant
Amount:
Up to 5% of the home sale price, not to exceed $10,000
First-time only:
Yes

How to Apply

Step 1:

Check your eligibility. Most Washington state DPA programs require household income at or below the King County limit (currently around $147,400), a minimum credit score of 620, and first-time buyer status — meaning no homeownership in the past three years.

Step 2:

Complete the required homebuyer education. The Washington State Housing Finance Commission requires a free five-hour homebuyer education seminar from an approved provider. Urban League of Metropolitan Seattle and HomeSight both offer the qualifying course either online or in person.

Step 3:

Get pre-approved through a participating lender. WSHFC publishes a list of approved Home Advantage and House Key lenders. Your loan officer will determine which combination of state and federal programs fits your profile.

Step 4:

Find a home within program purchase price limits. The Home Advantage program currently caps purchase prices at $1,000,000 in King County, which covers most homes in SeaTac.

Step 5:

Layer your assistance. Combine the Home Advantage first mortgage with a Home Advantage DPA second loan or the Opportunity DPA program for stacked benefits. Veterans should ask their lender about the Veterans Down Payment Assistance program.

Step 6:

Submit your application through your lender. State DPA applications process alongside the first mortgage, typically within 30 to 45 days.

Step 7:

Close on your home. DPA funds are disbursed at closing along with your first mortgage.

Frequently Asked Questions

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