# 546 Walnut Ln, Philadelphia School in Philadelphia, Pennsylvania. It covers 2,694 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 546 Walnut Ln, Philadelphia. School in Philadelphia, Pennsylvania. Property ID spdh4hmnjr9nqaq. ## Facts **Facts about 546 Walnut Ln, Philadelphia** | Fact | Value | Source | | --- | --- | --- | | Address | 546 Walnut Ln, Philadelphia, PA | [County and state public records](https://skypsi.com/property/pa/philadelphia/spdh4hmnjr9nqaq-546-walnut-ln-philadelphia/#how-we-know) | | Building type | School | [USA Structures and SkyPSI estimator](https://skypsi.com/property/pa/philadelphia/spdh4hmnjr9nqaq-546-walnut-ln-philadelphia/#how-we-know) | | Footprint | 2,694 square feet | [USA Structures](https://skypsi.com/property/pa/philadelphia/spdh4hmnjr9nqaq-546-walnut-ln-philadelphia/#how-we-know) | | Perimeter | 225.34 feet | [USA Structures](https://skypsi.com/property/pa/philadelphia/spdh4hmnjr9nqaq-546-walnut-ln-philadelphia/#how-we-know) | | Height | 21.82 feet | [USA Structures](https://skypsi.com/property/pa/philadelphia/spdh4hmnjr9nqaq-546-walnut-ln-philadelphia/#how-we-know) | | Stories | 2 stories | [USA Structures](https://skypsi.com/property/pa/philadelphia/spdh4hmnjr9nqaq-546-walnut-ln-philadelphia/#how-we-know) | | Exterior wall area | 4,916 square feet | [SkyPSI estimator](https://skypsi.com/property/pa/philadelphia/spdh4hmnjr9nqaq-546-walnut-ln-philadelphia/#how-we-know) | | Parcel number | 882013490 | [County and state public records](https://skypsi.com/property/pa/philadelphia/spdh4hmnjr9nqaq-546-walnut-ln-philadelphia/#how-we-know) | | Land use | COMMERCIAL - MISC DAY CARE MASONRY | [County and state public records](https://skypsi.com/property/pa/philadelphia/spdh4hmnjr9nqaq-546-walnut-ln-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 | $1,000 | $1,500 | $2,500 | ## Best method - [Exterior soft wash](https://skypsi.com/estimates/exterior-soft-wash/): Boom lift fits this building, most likely $1,500. ## Similar buildings nearby - [3243 W School House Ln, Philadelphia](https://skypsi.com/property/pa/philadelphia/sp77wry5zrwgkns-3243-w-school-house-ln-philadelphia/) - [6400 Ridge Ave, Philadelphia](https://skypsi.com/property/pa/philadelphia/spp7kc857gm133v-6400-ridge-ave-philadelphia/) - [5700 Wayne Ave, Philadelphia](https://skypsi.com/property/pa/philadelphia/spb3jfrnrfagqy7-5700-wayne-ave-philadelphia/) - [2900 W Queen Ln, Philadelphia](https://skypsi.com/property/pa/philadelphia/sp7563fb08g50tm-2900-w-queen-ln-philadelphia/) - [200 School Street, Bala Cynwyd](https://skypsi.com/property/pa/philadelphia/spqr7cy9vm996ha-200-school-street-bala-cynwyd/) - [8000 Cherokee St, Philadelphia](https://skypsi.com/property/pa/philadelphia/sph9ws1b1etv829-8000-cherokee-st-philadelphia/) - [5915 Germantown Ave, Philadelphia](https://skypsi.com/property/pa/philadelphia/spme2pv3t51jdkn-5915-germantown-ave-philadelphia/) - [2901 Henry Ave, Philadelphia](https://skypsi.com/property/pa/philadelphia/sp67pf4q1rs80xe-2901-henry-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://skypsi.com/estimates/methodology/sources-and-licensing/): 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://skypsi.com/estimates/methodology/sources-and-licensing/ 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/spdh4hmnjr9nqaq-546-walnut-ln-philadelphia/ JSON: https://skypsi.com/property/pa/philadelphia/spdh4hmnjr9nqaq-546-walnut-ln-philadelphia.json Content license: https://skypsi.com/content-license.txt