# 4000 G St, Philadelphia Government in Philadelphia, Pennsylvania. It covers 26,729 square feet on the ground. Rates calibrated October 2, 2026. Review by December 31, 2026. Updated October 30, 2026. Method propdata-estimator-v6. ## This building 4000 G St, Philadelphia. Government in Philadelphia, Pennsylvania. Property ID sp4br6pw7cxt313. ## Facts **Facts about 4000 G St, Philadelphia** | Fact | Value | Source | | --- | --- | --- | | Address | 4000 G St, Philadelphia, PA | [County and state public records](https://skypsi.com/property/pa/philadelphia/sp4br6pw7cxt313-4000-g-st-philadelphia/#how-we-know) | | Building type | Government | [USA Structures and SkyPSI estimator](https://skypsi.com/property/pa/philadelphia/sp4br6pw7cxt313-4000-g-st-philadelphia/#how-we-know) | | Footprint | 26,729 square feet | [USA Structures](https://skypsi.com/property/pa/philadelphia/sp4br6pw7cxt313-4000-g-st-philadelphia/#how-we-know) | | Perimeter | 910.73 feet | [USA Structures](https://skypsi.com/property/pa/philadelphia/sp4br6pw7cxt313-4000-g-st-philadelphia/#how-we-know) | | Height | 18.64 feet | [USA Structures](https://skypsi.com/property/pa/philadelphia/sp4br6pw7cxt313-4000-g-st-philadelphia/#how-we-know) | | Stories | 1 story | [USA Structures](https://skypsi.com/property/pa/philadelphia/sp4br6pw7cxt313-4000-g-st-philadelphia/#how-we-know) | | Exterior wall area | 16,972 square feet | [SkyPSI estimator](https://skypsi.com/property/pa/philadelphia/sp4br6pw7cxt313-4000-g-st-philadelphia/#how-we-know) | | Parcel number | 777607000 | [County and state public records](https://skypsi.com/property/pa/philadelphia/sp4br6pw7cxt313-4000-g-st-philadelphia/#how-we-know) | | Land use | COMMERCIAL - PUB UTIL 1 STY MAS+OTHER | [County and state public records](https://skypsi.com/property/pa/philadelphia/sp4br6pw7cxt313-4000-g-st-philadelphia/#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 from a boom lift, whole building** | Service | Low | Most likely | High | | --- | --- | --- | --- | | Facade wash, conventional access | $2,500 | $4,500 | $8,000 | ## Best method - [Exterior soft wash](https://skypsi.com/estimates/exterior-soft-wash/): Boom lift fits this building, most likely $4,500. ## Similar buildings nearby - [4000 G St, Philadelphia](https://skypsi.com/property/pa/philadelphia/spapprh4rqr3kwg-4000-g-st-philadelphia/) - [4000 G St, Philadelphia](https://skypsi.com/property/pa/philadelphia/spkgn03s4p5t448-4000-g-st-philadelphia/) - [4000 G St, Philadelphia](https://skypsi.com/property/pa/philadelphia/spjg7bcvqnxs54z-4000-g-st-philadelphia/) - [720 E Luzerne St, Philadelphia](https://skypsi.com/property/pa/philadelphia/spp3xw4k3ap981s-720-e-luzerne-st-philadelphia/) - [720 E Luzerne St, Philadelphia](https://skypsi.com/property/pa/philadelphia/spq4za2r1fkjghf-720-e-luzerne-st-philadelphia/) - [4000 G St, Philadelphia](https://skypsi.com/property/pa/philadelphia/spm2dwfy4yhm66z-4000-g-st-philadelphia/) - [490 E Hunting Park Ave, Philadelphia](https://skypsi.com/property/pa/philadelphia/sph49t2ts8xv5jw-490-e-hunting-park-ave-philadelphia/) - [490 E Hunting Park Ave, Philadelphia](https://skypsi.com/property/pa/philadelphia/spm5qdy2tsmhrz1-490-e-hunting-park-ave-philadelphia/) ## 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. - [County and state public records](https://comptroller.texas.gov/taxes/property-tax/): Situs addresses, parcel numbers, land use, year built and floor counts from county appraisal districts and state open data. - [USA Structures](https://disasters.geoplatform.gov/USA_Structures/): Building footprints, heights and occupancy from FEMA's USA Structures. - [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: County and state public records, USA Structures, SkyPSI estimator. Parcel and address facts from county appraisal districts and state open-data programs (public records). https://comptroller.texas.gov/taxes/property-tax/ 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/ Page: https://skypsi.com/property/pa/philadelphia/sp4br6pw7cxt313-4000-g-st-philadelphia/ JSON: https://skypsi.com/property/pa/philadelphia/sp4br6pw7cxt313-4000-g-st-philadelphia.json Content license: https://skypsi.com/content-license.txt