Parking Lot Sealcoating in Portland, Oregon

Coal-tar or asphalt emulsion sealcoat application to protect and extend the life of existing asphalt. In Portland, pricing typically runs $0.13 to $0.34 per sq ft (single coat with crack fill) — about 12% above the national average. Wet Pacific winters with long saturation windows — paving season effectively April to October. Willamette Valley silt-loam with seasonal high groundwater — drainage is the lot-life driver. Permitted through Portland Bureau of Development Services; typical review window 10-16 weeks including stormwater and tree preservation review.