# 620 West Washington Street, Phoenix Government in Phoenix, Arizona. It covers 31,012 square feet on the ground. Rates calibrated October 2, 2026. Review by December 31, 2026. Updated October 11, 2026. Method propdata-estimator-v6. ## This building 620 West Washington Street, Phoenix. Government in Phoenix, Arizona. Property ID sppfrtkby8pb7t0. ## Facts **Facts about 620 West Washington Street, Phoenix** | Fact | Value | Source | | --- | --- | --- | | Address | 620 West Washington Street, Phoenix, AZ | [USA Structures](https://skypsi.com/property/az/phoenix/sppfrtkby8pb7t0-620-west-washington-street-phoenix/#how-we-know) | | Building type | Government | [USA Structures and SkyPSI estimator](https://skypsi.com/property/az/phoenix/sppfrtkby8pb7t0-620-west-washington-street-phoenix/#how-we-know) | | Place name | JoinPHXPD | [Overture Maps places](https://skypsi.com/property/az/phoenix/sppfrtkby8pb7t0-620-west-washington-street-phoenix/#how-we-know) | | Place type | police department | [Overture Maps places](https://skypsi.com/property/az/phoenix/sppfrtkby8pb7t0-620-west-washington-street-phoenix/#how-we-know) | | Footprint | 31,012 square feet | [USA Structures](https://skypsi.com/property/az/phoenix/sppfrtkby8pb7t0-620-west-washington-street-phoenix/#how-we-know) | | Perimeter | 732.05 feet | [USA Structures](https://skypsi.com/property/az/phoenix/sppfrtkby8pb7t0-620-west-washington-street-phoenix/#how-we-know) | | Height | 55.77 feet | [USA Structures](https://skypsi.com/property/az/phoenix/sppfrtkby8pb7t0-620-west-washington-street-phoenix/#how-we-know) | | Height survey year | 2020 | [USA Structures](https://skypsi.com/property/az/phoenix/sppfrtkby8pb7t0-620-west-washington-street-phoenix/#how-we-know) | | Stories | 4 stories | [USA Structures](https://skypsi.com/property/az/phoenix/sppfrtkby8pb7t0-620-west-washington-street-phoenix/#how-we-know) | | Exterior wall area | 40,829 square feet | [SkyPSI estimator](https://skypsi.com/property/az/phoenix/sppfrtkby8pb7t0-620-west-washington-street-phoenix/#how-we-know) | ## Cost ranges Whole-building ranges from the SkyPSI estimator, calibrated October 2, 2026. Grade C: modelled from the Texas calibration. [What the grades mean](https://skypsi.com/estimates/methodology/confidence-grades/). ### Exterior soft wash **Exterior soft wash by drone, whole building** | Service | Low | Most likely | High | | --- | --- | --- | --- | | Facade wash (drone) | $3,500 | $6,500 | $10,500 | | Facade wash with mold or growth treatment | $5,000 | $9,500 | $16,000 | **Exterior soft wash from a boom lift and by rope access, whole building** | Service | Low | Most likely | High | | --- | --- | --- | --- | | Facade wash, conventional access | $6,500 | $11,500 | $19,000 | ### Window cleaning **Window cleaning by drone, whole building** | Service | Low | Most likely | High | | --- | --- | --- | --- | | Exterior windows only | $1,500 | $2,500 | $4,000 | | Windows inside and out | $2,000 | $4,000 | $7,500 | **Window cleaning by rope access, whole building** | Service | Low | Most likely | High | | --- | --- | --- | --- | | Exterior windows, rope access | $8,500 | $17,000 | $29,500 | | Windows inside and out, rope access | $9,500 | $18,500 | $33,000 | ## Best method - [Exterior soft wash](https://skypsi.com/estimates/exterior-soft-wash/): Drone has the lowest cost, most likely $6,500. - [Window cleaning](https://skypsi.com/estimates/window-cleaning/): Drone has the lowest cost, most likely $2,500. ## Similar buildings nearby - [100 North 7th Avenue, Phoenix](https://skypsi.com/property/az/phoenix/sp2aj5nwj2e9dv7-100-north-7th-avenue-phoenix/) - [Government in Phoenix](https://skypsi.com/property/az/phoenix/sptfy1ycb0sx5cp-government-phoenix/) - [250 North 7th Avenue, Phoenix](https://skypsi.com/property/az/phoenix/spgn8y85dnd7bwh-250-north-7th-avenue-phoenix/) ## How we know Each fact names the source it comes from. A building file carries the source of each field, and SkyPSI shows that source beside the fact. - [USA Structures](https://disasters.geoplatform.gov/USA_Structures/): Building footprints, heights and occupancy from FEMA's USA Structures. - [Overture Maps places](https://docs.overturemaps.org/attribution/): Business and place names from the Overture Maps places theme. - [SkyPSI estimator](https://skypsi.com/estimates/methodology/sources-and-licensing/): SkyPSI's own price model, calibrated rates and building-class rules. Cost ranges come from the SkyPSI estimator, calibrated October 2, 2026. [How a SkyEstimate is built](https://skypsi.com/estimates/methodology/how-a-skyestimate-is-built/). [Request a Quote](https://skypsi.com/request-a-quote) --- Sources: USA Structures, Overture Maps places, SkyPSI estimator. 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/ Business names: Overture Maps Foundation, overturemaps.org (places theme, CDLA Permissive 2.0). https://docs.overturemaps.org/attribution/ Page: https://skypsi.com/property/az/phoenix/sppfrtkby8pb7t0-620-west-washington-street-phoenix/ JSON: https://skypsi.com/property/az/phoenix/sppfrtkby8pb7t0-620-west-washington-street-phoenix.json Content license: https://skypsi.com/content-license.txt