Real 2026 pressure washing and soft-wash pricing from verified Burien-area contractors — by surface, square footage, and ZIP code.
Pressure Washing in Burien, WA typically costs $150–$700 per visit in 2026, depending on lot size and terrain. Most Burien property owners on a weekly schedule (April–October) pay the mid-range tier. Get an exact, itemized price for your address in under 60 seconds with an instant Quotly quote.
Burien sits on a plateau southwest of Seattle overlooking Puget Sound and Three Tree Point, anchored by Burien Town Square, Seahurst Park on the Sound, and the established neighborhoods of White Center, Sunnydale, Gregory Heights, and Hazel Valley Road corridor. With roughly 51,000 residents and about 39 inches of annual rainfall, Burien homes face the same persistent algae, moss, and black roof-streak problems common throughout South King County — amplified on properties close to the water and on north-facing slopes where the salt-and-moisture mix accelerates buildup. Below you will find typical 2026 pricing by surface — house siding, driveways, decks, patios, and roofs — the difference between high-pressure washing and low-pressure soft-washing, a real itemized sample quote for a Burien home, the neighborhoods local crews cover, ways to save, and a month-by-month cleaning calendar. If you are comparing nearby South King County markets, see our pressure washing guides for SeaTac, Tukwila, and Des Moines as well.
| Lot Size | Per Visit | Monthly (4×) |
|---|---|---|
| Driveway / walkway (up to 600 sq ft) | $150 – $300 | $150 – $300 per cleaning |
| House siding soft-wash (1,500–2,000 sq ft) | $300 – $525 | $300 – $525 per cleaning |
| Deck or patio (200–500 sq ft) | $120 – $280 | $120 – $280 per cleaning |
| Roof soft-wash (1,500–2,500 sq ft) | $400 – $700 | $400 – $700 per cleaning |
Prices reflect 2026 rates from verified contractors serving the 98146, 98148, 98166, 98168 ZIP code area. Need an exact number? Get an instant Burien pressure washing quote based on your actual lot.
Sample quote based on a typical Burien property. Your actual price may vary — get your own Burien pressure washing quote in 60 seconds.
Most reputable Burien pressure washing companies include the following on a standard exterior cleaning. If a quote skips any of these, ask why before signing — they are considered standard in the South King County market.
Burien pressure washing companies typically price work one of three ways. Choosing the right model for your project can save 15–30%.
| Pricing Model | Typical Price | Best For | Trade-offs |
|---|---|---|---|
| Per square foot | $0.15 – $0.45 / sq ft | Large driveways, big siding areas, or whole-house jobs where area is easy to measure | Hard to estimate yourself without measuring; minimums usually apply |
| Flat per-surface rate | $150 – $700 per surface | Most Burien homeowners — a set price for the driveway or the house | Less precise for unusually large or stained surfaces |
| Annual maintenance plan | $250 – $500 / year | Waterfront-adjacent or heavily shaded homes needing yearly algae control | Ongoing commitment; overkill for dry, sunny lots |
Booking all your exterior surfaces in a single trip avoids repeat trip-charge minimums. Most Burien crews discount 10–20% versus separate visits.
Burien contractors calendars fill fast from May through August. Scheduling a spring slot in March or April often locks in last-year rates before the summer rush.
A soft-wash kills algae at the root, so results last 2–3 times longer than a high-pressure blast. No risk of water driven behind your siding.
Many Burien crews knock $25–$50 off each home when two adjacent Gregory Heights or Hazel Valley properties book the same day.
Burien Sound-adjacent humidity and north-facing slopes grow roof moss quickly. A periodic roof soft-wash and zinc-strip install is far cheaper than premature shingle replacement.
| ZIP | Neighborhoods Covered |
|---|---|
| 98146 | North Burien, White Center border, Ambaum corridor |
| 98148 | Burien west, Boulevard Park, SeaTac border |
| 98166 | Gregory Heights, Three Tree Point, Seahurst |
| 98168 | Hazel Valley, Tukwila border, south Burien |
A few Burien and Washington-specific rules to know before booking pressure washing:
Verified contractors on Quotly serve pressure washing customers across Burien and surrounding King County neighborhoods, including:
What to expect month-by-month for pressure washing in the Burien, WA climate.
| Month | Recommended Activity |
|---|---|
| January | Wet, dormant season. Good time to book ahead; some crews offer winter discounts. |
| February | Inspect for winter moss and algae buildup. Schedule early-spring slots before the rush. |
| March | Drier days begin. Ideal for roof soft-wash and moss treatment before spring growth. |
| April | Prime season opens. House soft-washing to remove winter algae; driveway cleaning as patios come back into use. |
| May | Peak demand begins. Book house and deck washing ahead of summer. |
| June | Dry, warm weather — best results for high-pressure flatwork and deck cleaning. |
| July | High season. Driveways, patios, and fences clean and dry quickly. |
| August | Continue exterior cleaning. Good month to wash and re-seal decks while wood is fully dry. |
| September | Late dry-season window. Whole-house wash to head off the fall algae bloom. |
| October | Rains return. Clear gutters, wash off summer grime, apply roof moss treatment before winter. |
| November | Wet season. Focus shifts to roof and gutter work between storms. |
| December | Off-season. Limited weather windows; plan and book the coming year. |
Delicate surfaces — vinyl, painted wood, cedar siding, and roofs — require low-pressure soft-washing. Hard flatwork like driveways takes high pressure. The mix of surfaces on your Burien home drives most of the price.
Burien properties near Seahurst Park and Three Tree Point experience faster algae and mildew growth from salt-laden marine air. North-facing siding and waterfront homes often need more frequent cleaning than inland properties.
Pressure washing is largely area-based. Larger siding areas, long driveways, and hillside homes needing extension equipment all add time and cost. Tight access or steep lots can add 10–20%.
Roof soft-washing and second-story siding carry a premium for fall-protection setup. Expect roof work to be the highest line item on most quotes.
Burien receives about 39 inches of rain annually, mostly October through March, so dry-season slots (May–September) are in high demand. Booking in the shoulder months can save money.
Pressure washing services in Burien are subject to Washington State retail sales tax (10.3% in Burien). Most contractors show this as a separate line item on quotes and invoices.
See pressure washing costs in SeaTac, WA, Tukwila, WA, Des Moines, WA, Renton, WA, and Federal Way, WA.