# 209 Post Avenue, Westbury Office in Westbury, New York. It covers 11,966 square feet on the ground. Rates calibrated October 2, 2026. Review by December 31, 2026. Updated October 27, 2026. Method propdata-estimator-v6. ## This building 209 Post Avenue, Westbury. Office in Westbury, New York. Property ID spt3y8b7tcf0vx3. ## Facts **Facts about 209 Post Avenue, Westbury** | Fact | Value | Source | | --- | --- | --- | | Address | 209 Post Avenue, Westbury, NY 11590 | [USA Structures](https://skypsi.com/property/ny/new-york/spt3y8b7tcf0vx3-209-post-avenue-westbury/#how-we-know) | | Building type | Office | [USA Structures and SkyPSI estimator](https://skypsi.com/property/ny/new-york/spt3y8b7tcf0vx3-209-post-avenue-westbury/#how-we-know) | | Footprint | 11,966 square feet | [USA Structures](https://skypsi.com/property/ny/new-york/spt3y8b7tcf0vx3-209-post-avenue-westbury/#how-we-know) | | Perimeter | 641.56 feet | [USA Structures](https://skypsi.com/property/ny/new-york/spt3y8b7tcf0vx3-209-post-avenue-westbury/#how-we-know) | | Height | 26.48 feet | [USGS 3D Elevation Program](https://skypsi.com/property/ny/new-york/spt3y8b7tcf0vx3-209-post-avenue-westbury/#how-we-know) | | Height survey year | 2014 | [USGS 3D Elevation Program](https://skypsi.com/property/ny/new-york/spt3y8b7tcf0vx3-209-post-avenue-westbury/#how-we-know) | | Stories | 2 stories | [USGS 3D Elevation Program](https://skypsi.com/property/ny/new-york/spt3y8b7tcf0vx3-209-post-avenue-westbury/#how-we-know) | | Exterior wall area | 16,986 square feet | [SkyPSI estimator](https://skypsi.com/property/ny/new-york/spt3y8b7tcf0vx3-209-post-avenue-westbury/#how-we-know) | | Parcel number | 282255-10.-196-628 | [County and state public records](https://skypsi.com/property/ny/new-york/spt3y8b7tcf0vx3-209-post-avenue-westbury/#how-we-know) | | Land use | 482 - Downtown Row Type (detached) | [County and state public records](https://skypsi.com/property/ny/new-york/spt3y8b7tcf0vx3-209-post-avenue-westbury/#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 | $5,000 | $8,000 | ## Best method - [Exterior soft wash](https://skypsi.com/estimates/exterior-soft-wash/): Boom lift fits this building, most likely $5,000. ## Similar buildings nearby - [371 Old Country Road, Carle Place](https://skypsi.com/property/ny/new-york/spm7ercefvfj7dh-371-old-country-road-carle-place/) - [1100 Stewart Avenue, Garden City](https://skypsi.com/property/ny/new-york/sp401w0s5nmt3ak-1100-stewart-avenue-garden-city/) - [900 Stewart Avenue, Garden City](https://skypsi.com/property/ny/new-york/sp5p8cy2vf79dr6-900-stewart-avenue-garden-city/) - [901 Stewart Avenue, Garden City](https://skypsi.com/property/ny/new-york/spkecgm2khcs3yq-901-stewart-avenue-garden-city/) - [877 Stewart Avenue, Garden City](https://skypsi.com/property/ny/new-york/sp5h43tptg2vjmd-877-stewart-avenue-garden-city/) - [30 Jericho Executive Plaza, Jericho](https://skypsi.com/property/ny/new-york/spwf0bt65apkwqw-30-jericho-executive-plaza-jericho/) - [1025 Old Country Road, Westbury](https://skypsi.com/property/ny/new-york/spjvmdsqcs5qqx2-1025-old-country-road-westbury/) - [333 Earle Ovington Boulevard, Garden City](https://skypsi.com/property/ny/new-york/spbb8wmagr84vqe-333-earle-ovington-boulevard-garden-city/) ## 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. - [USGS 3D Elevation Program](https://www.usgs.gov/3d-elevation-program): Lidar elevation data that gives building heights where other sources have none. 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, USGS 3D Elevation Program. 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/ Building heights from the U.S. Geological Survey 3D Elevation Program (public domain). https://www.usgs.gov/3d-elevation-program Page: https://skypsi.com/property/ny/new-york/spt3y8b7tcf0vx3-209-post-avenue-westbury/ JSON: https://skypsi.com/property/ny/new-york/spt3y8b7tcf0vx3-209-post-avenue-westbury.json Content license: https://skypsi.com/content-license.txt