Cost to Pressure Washing in St. Louis, MO

$132–$880 in St. Louis

12% below the national average · 0.88x cost multiplier

In St. Louis, a pressure washing runs $132 to $880 on average — about 12% below what homeowners pay nationwide. The Midwest market's labor costs account for most of the gap, with material pricing and local permitting fees adding to the spread. Use the cost table below to compare budget, mid-range, and premium options side by side.

Cost Breakdown in St. Louis

Line Item	Low	Mid	High
Cost per sq ft	$0	$0	$0
Materials	$0	$0	$44
Labor	$132	$352	$792
Permits	$0	$0	$0
Total	$132-12% vs. national avg	$352-12% vs. national avg	$836-12% vs. national avg

Budget

Single surface: driveway or deck only (400-500 sq ft)

Mid-Range

Whole house exterior + driveway, standard 2,000 sq ft home

Premium

Full property: house, driveway, deck, fence, sidewalks + soft wash on siding

Material Options

Material prices below are national averages; availability in St. Louis may shift costs slightly.

Material	Cost/Unit	Pros	Cons	Best For
Standard Pressure Wash (2,000-3,000 PSI)	$0.15-$0.35/sq ft	Effective on concrete, brick, stone, and pavers	Too aggressive for wood, vinyl, or painted surfaces	Driveways, sidewalks, concrete patios, brickEffective on concrete, brick, stone, and pavers
Soft Wash (Low Pressure + Solution)	$0.25-$0.50/sq ft	Safe for siding, roofs, wood, stucco; kills algae and mold at root	Higher cost, slower process	House exterior siding (all types), roofs, painted surfaces, woodSafe for siding, roofs, wood, stucco; kills algae and mold at root
Surface Cleaning Attachment (Flat Work)	$0.10-$0.20/sq ft	Faster than wand-only for large flat areas, more even result	Leaves circular marks if operator not experienced	Large driveways and concrete patios - faster and more even than a wandFaster than wand-only for large flat areas, more even result
Chemical Pre-Treatment (Degreasers, Algaecides)	$0.05-$0.15/sq ft materials	Breaks down oil, mold, and algae before rinsing - much better result	Small additional cost and dwell time	Oil-stained driveways, mold-covered siding, heavily soiled surfacesBreaks down oil, mold, and algae before rinsing - much better result
Hot Water Pressure Washing	$0.30-$0.60/sq ft	Most effective on grease and oil, commercial-grade cleaning	Equipment is expensive, fewer contractors have it	Commercial kitchens, heavy machinery, extreme grease stainsMost effective on grease and oil, commercial-grade cleaning

Other Projects in St. Louis

Full Kitchen Remodel

Basement Finishing

Roof Replacement (Asphalt Shingles)

Back to national average for Pressure Washing

St. Louis Estimate

Typical Range

$132–$880

vs. National Average

12% below national

Cost Multiplier

0.88x

Cost Per sq ft

$0–$0

Estimates apply St. Louis's 0.88x regional cost multiplier to national averages. Actual bids vary by contractor, project scope, and timing.

See national average costs →