Real Long Island ranges. No hidden math.
Every house is different. These are the ranges we use to quote Nassau and Suffolk jobs, benchmarked against PWNA regional data and 10 years of on-island experience. The final number gets locked on a 30-minute walk-through, never over the phone without eyes on it.
Soft Wash House Washing
Most-requested — full exterior soft wash
Soft Wash Roof Cleaning
No-pressure algae + moss treatment
Driveway & Concrete Cleaning
Surface cleaner + post-treatment
Deck & Fence Cleaning
Wood-safe pressure + brightener
Gutter Cleaning & Brightening
Full clean-out + exterior brightening
What shifts your number up or down
These are the adjustments we make during a walk-through. They're industry ranges, not fabricated single figures.
- Two-story or taller home (extra ladder work)add 15 – 25%Most LI colonials and high-peak gables fall here. Safety equipment + longer staging.
- Heavy algae / mildew (years of neglect)add $75 – $200Extra solution dwell time and a second pass. Common on shaded north-facing walls.
- Paver sealing after cleaningadd $0.90 – $1.60 / sqftWet-look or matte water-based sealer. Cures in 24 hours.
- Concrete sealer on drivewayadd $0.55 – $1.10 / sqftPenetrating silicate sealer, 3-year water repellency.
- Spring-booking discount (book Mar–May)deduct 10 – 15%Off-peak cushion. We fill spring first, then raise rates through summer peak.
Common questions about Long Island pressure washing costs.
How much does house washing cost on Long Island?
House washing on Long Island runs $325–$850 for most single-family homes. A 1,500 sq ft cape or ranch with vinyl siding in average condition typically runs $375–$525. Larger colonials (2,000+ sqft) or homes with heavy algae on north elevations run $550–$850. Price is per linear foot of the home footprint, confirmed on a 30-minute walk-through.
How much does roof cleaning cost on Long Island?
Soft wash roof cleaning on Long Island runs $495–$1,250 for most residential roofs — $0.27 to $0.55 per square foot. A standard 1,800 sq ft ranch roof in moderate condition runs about $550–$700. Steep pitches (8:12 or higher) add to the job due to extra safety setup. We quote on-site after a roof inspection and ladder check — no blind phone quotes.
How much does driveway cleaning cost on Long Island?
Driveway cleaning on Long Island runs $180–$525. A standard two-car poured concrete driveway runs $185–$325. Paver driveways with joint re-sand run $225–$450. Exposed aggregate runs about 20% more. Optional concrete sealer adds $0.55–$1.10 per square foot.
How much does deck cleaning cost on Long Island?
Deck cleaning on Long Island runs $285–$780 for most residential decks — $1.10 to $2.20 per square foot depending on wood type and deck size. A 400 sqft pressure-treated pine deck runs about $350–$450 cleaned only. Add $180–$380 for stain/seal depending on product. Composite decks run slightly lower than wood.
How much does gutter cleaning cost on Long Island?
Gutter cleaning on Long Island runs $185–$485 depending on home size and gutter length. Most single-story homes run $185–$285. Two-story colonials with longer linear footage and higher access run $285–$485. Tiger-stripe exterior brightening is included in the standard price — not an add-on.
Why do Long Island pressure washing prices vary so much?
Four factors shift your number: home or surface size, algae/stain severity, access difficulty (tight lots, high pitch, multi-story), and whether you're bundling services. Nassau County's denser housing stock often means faster access and better routing — that can mean a slightly lower price than a comparable Suffolk property that's harder to reach. Every quote is locked on the walk-through, never over the phone without eyes on it.
Ready to get a real number on your house?
Tell us your address and Ryan will call you back within 4 business hours to schedule a walk-through. The estimate is free. The walk-through takes 30 minutes. No pitch at the end.
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