# Exterior soft wash cost in Philadelphia Exterior soft wash in Philadelphia runs between $0.082 and $0.258 per square foot of exterior wall, most likely $0.154. These are the Pennsylvania rates. Rates calibrated October 2, 2026. Review by December 31, 2026. Updated October 31, 2026. Method propdata-estimator-v6. ## Rates by service **Exterior soft wash rates in Philadelphia, per square foot of exterior wall** | Service | Low | Most likely | High | | --- | --- | --- | --- | | Facade wash (drone) | $0.082 | $0.154 | $0.258 | | Facade wash with mold or growth treatment | $0.124 | $0.227 | $0.391 | | Facade wash, conventional access | $0.154 | $0.278 | $0.464 | Grade C: modelled from the Texas calibration and scaled by the state factor of 1.03. [What the grades mean](https://skypsi.com/estimates/methodology/confidence-grades/). ## What moves the price - Moderate: adds 10% - High: adds 25% - Extreme or first clean: adds 40% - Minimum job value: $5,000 - Boom lift, up to 8 floors: $2,000 a week - Boom lift, 9 to 12 floors: $3,500 a week - Boom lift, 13 floors and up: $4,500 a week - Lift fuel: $75 a day - [Access and permit costs](https://skypsi.com/estimates/methodology/add-ons/) ## Buildings on file - Buildings on file: 147,083 (public building records, as of October 31, 2026) - With measured height: 128,336 (public building records, as of October 31, 2026) - Tallest: 1,118.8 feet (public building records, as of October 31, 2026) - Median estimate: $12,500 (most likely, per building, SkyPSI estimator, as of October 31, 2026) ## Building types - [Office](https://skypsi.com/estimates/exterior-soft-wash/pa/philadelphia/office/) - [Retail](https://skypsi.com/estimates/exterior-soft-wash/pa/philadelphia/retail/) - [Industrial](https://skypsi.com/estimates/exterior-soft-wash/pa/philadelphia/industrial/) ## Tallest buildings on file - [1800 Arch St, Philadelphia](https://skypsi.com/property/pa/philadelphia/spyzsez8c9545et-1800-arch-st-philadelphia/): 1,118.8 feet, 61 stories - [1500 Market St, Philadelphia](https://skypsi.com/property/pa/philadelphia/spv0zp26stve66n-1500-market-st-philadelphia/): 416.7 feet, 32 stories - [2301 Market St, Philadelphia](https://skypsi.com/property/pa/philadelphia/sp7phn8bjefzgn7-2301-market-st-philadelphia/): 404.2 feet, 32 stories - [201 N 17th St, Philadelphia](https://skypsi.com/property/pa/philadelphia/spqf6n50sx1t8ph-201-n-17th-st-philadelphia/): 329.7 feet, 26 stories - [400 N Broad St, Philadelphia](https://skypsi.com/property/pa/philadelphia/sp0gq9rda3sh79k-400-n-broad-st-philadelphia/): 268.7 feet, 18 stories - [801 Market St, Philadelphia](https://skypsi.com/property/pa/philadelphia/sp93qa7qyf9w5yk-801-market-st-philadelphia/): 251.3 feet, 20 stories - [3101 W Passyunk Ave, Philadelphia](https://skypsi.com/property/pa/philadelphia/sp29kwa1sgetk7s-3101-w-passyunk-ave-philadelphia/): 244.8 feet, 19 stories - [1 Convention Ave, Philadelphia](https://skypsi.com/property/pa/philadelphia/sp8c4w1nhkexsfp-1-convention-ave-philadelphia/): 243.1 feet, 17 stories - [1301 Chestnut St, Philadelphia](https://skypsi.com/property/pa/philadelphia/spw041azxydp6g6-1301-chestnut-st-philadelphia/): 237.5 feet, 15 stories - [3400 Civic Center Blvd, Philadelphia](https://skypsi.com/property/pa/philadelphia/spd3552gv6sd59f-3400-civic-center-blvd-philadelphia/): 220.5 feet, 16 stories - [3500 N Broad St, Philadelphia](https://skypsi.com/property/pa/philadelphia/sppnz68q4yhpry4-3500-n-broad-st-philadelphia/): 219 feet, 13 stories - [3400 Spruce St, Philadelphia](https://skypsi.com/property/pa/philadelphia/sp9g5yvbfwg0se5-3400-spruce-st-philadelphia/): 218.8 feet, 12 stories ## Methods - [Drone](https://skypsi.com/estimates/exterior-soft-wash/drone/pa/philadelphia/): buildings from 45 feet to 250 feet tall - [Boom lift](https://skypsi.com/estimates/exterior-soft-wash/lift/pa/philadelphia/): any height - [Rope access](https://skypsi.com/estimates/exterior-soft-wash/rope-bmu/pa/philadelphia/): work above what a pole reaches ## Questions ### What does mold or algae treatment add by drone? A drone facade wash with mold or growth treatment runs between $0.124 and $0.391 per square foot of exterior wall, most likely $0.227. ### When does a boom lift or rope access fit better than a drone? Conventional access suits buildings under 45 feet, which sit below the drone range. A conventional facade wash runs between $0.154 and $0.464 per square foot of exterior wall, most likely $0.278. ### What changes the price of exterior soft wash in Philadelphia? Difficulty adds 10% for moderate access or soiling, 25% for high, and 40% for an extreme building or a first clean. ### What does a boom lift add? A boom lift for a building up to 8 floors adds $2,000 a week. ### Is there a minimum job value? The minimum job value is $5,000. A smaller job is raised to it once, on the proposal. ### Which rates does Philadelphia use? Philadelphia uses the Pennsylvania rates. ## About these estimates SkyPSI sets the exterior cleaning estimate for commercial buildings. Exterior soft wash is a service. Drone, boom lift and rope access are methods. ## Related - [Exterior soft wash in Pennsylvania](https://skypsi.com/estimates/exterior-soft-wash/pa/) - [Window cleaning in Philadelphia](https://skypsi.com/estimates/window-cleaning/pa/philadelphia/) - [Office cleaning in Philadelphia](https://skypsi.com/estimates/office-cleaning/pa/philadelphia/) - [How a SkyEstimate is built](https://skypsi.com/estimates/methodology/how-a-skyestimate-is-built/) - [Rates for every service](https://skypsi.com/estimates/methodology/per-square-foot-bands/) - [Regional price factors](https://skypsi.com/estimates/methodology/regional-price-factors/) [Request a Quote](https://skypsi.com/request-a-quote) --- Sources: USA Structures, Overture Maps building footprints, SkyPSI estimator, USGS 3D Elevation Program. Building footprints: USA Structures, FEMA Response Geospatial Office, Oak Ridge National Laboratory and U.S. Geological Survey (CC BY 4.0). https://disasters.geoplatform.gov/USA_Structures/ Building footprints from Overture Maps Foundation, including OpenStreetMap contributors, Microsoft, Esri Community Maps contributors and USGS, under the Open Database License (ODbL). https://opendatacommons.org/licenses/odbl/1-0/ Building heights from the U.S. Geological Survey 3D Elevation Program (public domain). https://www.usgs.gov/3d-elevation-program Page: https://skypsi.com/estimates/exterior-soft-wash/pa/philadelphia/ JSON: https://skypsi.com/estimates/exterior-soft-wash/pa/philadelphia.json Content license: https://skypsi.com/content-license.txt