# 550 Blair Mill Road, Horsham Office in Horsham, Pennsylvania. It covers 98,182 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 550 Blair Mill Road, Horsham. Office in Horsham, Pennsylvania. Property ID sp5amnkv2ne2ecb. ## Facts **Facts about 550 Blair Mill Road, Horsham** | Fact | Value | Source | | --- | --- | --- | | Address | 550 Blair Mill Road, Horsham, PA 19044 | [USA Structures](https://skypsi.com/property/pa/philadelphia/sp5amnkv2ne2ecb-550-blair-mill-road-horsham/#how-we-know) | | Building type | Office | [USA Structures and SkyPSI estimator](https://skypsi.com/property/pa/philadelphia/sp5amnkv2ne2ecb-550-blair-mill-road-horsham/#how-we-know) | | Footprint | 98,182 square feet | [USA Structures](https://skypsi.com/property/pa/philadelphia/sp5amnkv2ne2ecb-550-blair-mill-road-horsham/#how-we-know) | | Perimeter | 2,208.31 feet | [USA Structures](https://skypsi.com/property/pa/philadelphia/sp5amnkv2ne2ecb-550-blair-mill-road-horsham/#how-we-know) | | Height | 19.98 feet | [USA Structures](https://skypsi.com/property/pa/philadelphia/sp5amnkv2ne2ecb-550-blair-mill-road-horsham/#how-we-know) | | Stories | 2 stories | [USA Structures](https://skypsi.com/property/pa/philadelphia/sp5amnkv2ne2ecb-550-blair-mill-road-horsham/#how-we-know) | | Exterior wall area | 44,123 square feet | [SkyPSI estimator](https://skypsi.com/property/pa/philadelphia/sp5amnkv2ne2ecb-550-blair-mill-road-horsham/#how-we-know) | | Parcel number | 360000892008 | [County and state public records](https://skypsi.com/property/pa/philadelphia/sp5amnkv2ne2ecb-550-blair-mill-road-horsham/#how-we-know) | | Land use | 2900 R | [County and state public records](https://skypsi.com/property/pa/philadelphia/sp5amnkv2ne2ecb-550-blair-mill-road-horsham/#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 | $7,000 | $12,500 | $21,000 | ## Best method - [Exterior soft wash](https://skypsi.com/estimates/exterior-soft-wash/): Boom lift fits this building, most likely $12,500. ## Similar buildings nearby - [102 Rock Road, Horsham](https://skypsi.com/property/pa/philadelphia/spf8v9j8vykgvrq-102-rock-road-horsham/) - [113 Gibraltar Road, Horsham](https://skypsi.com/property/pa/philadelphia/sp8tn90d01be3a4-113-gibraltar-road-horsham/) - [101 Gibraltar Road, Horsham](https://skypsi.com/property/pa/philadelphia/spycas7mrg1fhtr-101-gibraltar-road-horsham/) - [109 Gibraltar Road, Horsham](https://skypsi.com/property/pa/philadelphia/spcbfe507wkzd0b-109-gibraltar-road-horsham/) - [123 Gibraltar Road, Horsham](https://skypsi.com/property/pa/philadelphia/sp3xkw2txkw3c7z-123-gibraltar-road-horsham/) - [109 Rock Road, Horsham](https://skypsi.com/property/pa/philadelphia/sp74wwqq47h136n-109-rock-road-horsham/) - [506 Prudential Road, Horsham](https://skypsi.com/property/pa/philadelphia/spcmfen7xy2w9hf-506-prudential-road-horsham/) - [110 Gibraltar Road, Horsham](https://skypsi.com/property/pa/philadelphia/sppbhsrzztg87d3-110-gibraltar-road-horsham/) ## 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/sp5amnkv2ne2ecb-550-blair-mill-road-horsham/ JSON: https://skypsi.com/property/pa/philadelphia/sp5amnkv2ne2ecb-550-blair-mill-road-horsham.json Content license: https://skypsi.com/content-license.txt