# 4280 Bachman Pl, San Diego Government in San Diego, California. It covers 60,989 square feet on the ground. Rates calibrated October 2, 2026. Review by December 31, 2026. Updated October 7, 2026. Method propdata-estimator-v6. ## This building 4280 Bachman Pl, San Diego. Government in San Diego, California. Property ID spz0rv2xfyqenct. ## Facts **Facts about 4280 Bachman Pl, San Diego** | Fact | Value | Source | | --- | --- | --- | | Address | 4280 Bachman Pl, San Diego, CA 92103 | [Overture Maps addresses](https://skypsi.com/property/ca/san-diego/spz0rv2xfyqenct-4280-bachman-pl-san-diego/#how-we-know) | | Building type | Government | [USA Structures and SkyPSI estimator](https://skypsi.com/property/ca/san-diego/spz0rv2xfyqenct-4280-bachman-pl-san-diego/#how-we-know) | | Footprint | 60,989 square feet | [USA Structures](https://skypsi.com/property/ca/san-diego/spz0rv2xfyqenct-4280-bachman-pl-san-diego/#how-we-know) | | Perimeter | 1,412.45 feet | [USA Structures](https://skypsi.com/property/ca/san-diego/spz0rv2xfyqenct-4280-bachman-pl-san-diego/#how-we-know) | | Height | 59.65 feet | [USA Structures](https://skypsi.com/property/ca/san-diego/spz0rv2xfyqenct-4280-bachman-pl-san-diego/#how-we-know) | | Height survey year | 2014 | [USA Structures](https://skypsi.com/property/ca/san-diego/spz0rv2xfyqenct-4280-bachman-pl-san-diego/#how-we-know) | | Stories | 5 stories | [USA Structures](https://skypsi.com/property/ca/san-diego/spz0rv2xfyqenct-4280-bachman-pl-san-diego/#how-we-know) | | Exterior wall area | 84,246 square feet | [SkyPSI estimator](https://skypsi.com/property/ca/san-diego/spz0rv2xfyqenct-4280-bachman-pl-san-diego/#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) | $7,000 | $13,500 | $22,500 | | Facade wash with mold or growth treatment | $11,000 | $20,000 | $34,000 | **Exterior soft wash from a boom lift and by rope access, whole building** | Service | Low | Most likely | High | | --- | --- | --- | --- | | Facade wash, conventional access | $13,500 | $24,500 | $40,500 | ### Window cleaning **Window cleaning by drone, whole building** | Service | Low | Most likely | High | | --- | --- | --- | --- | | Exterior windows only | $2,500 | $5,500 | $9,000 | | Windows inside and out | $4,500 | $9,000 | $16,000 | **Window cleaning by rope access, whole building** | Service | Low | Most likely | High | | --- | --- | --- | --- | | Exterior windows, rope access | $18,000 | $36,000 | $63,000 | | Windows inside and out, rope access | $20,000 | $39,500 | $70,500 | ## Best method - [Exterior soft wash](https://skypsi.com/estimates/exterior-soft-wash/): Drone has the lowest cost, most likely $13,500. - [Window cleaning](https://skypsi.com/estimates/window-cleaning/): Drone has the lowest cost, most likely $5,500. ## Similar buildings nearby - [Government in San Diego](https://skypsi.com/property/ca/san-diego/spn87b0q3qz1nbh-government-san-diego/) - [115 Dickinson St, San Diego](https://skypsi.com/property/ca/san-diego/sp7wv1kpbcy1af1-115-dickinson-st-san-diego/) - [Government in San Diego](https://skypsi.com/property/ca/san-diego/sp4x17y1qdnmxvw-government-san-diego/) ## 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 addresses](https://docs.overturemaps.org/attribution/): Street addresses from the Overture Maps addresses 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 addresses, 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/ Addresses: Overture Maps Foundation, overturemaps.org (addresses theme), including the U.S. Department of Transportation National Address Database (NAD). https://docs.overturemaps.org/attribution/ Page: https://skypsi.com/property/ca/san-diego/spz0rv2xfyqenct-4280-bachman-pl-san-diego/ JSON: https://skypsi.com/property/ca/san-diego/spz0rv2xfyqenct-4280-bachman-pl-san-diego.json Content license: https://skypsi.com/content-license.txt