# 100 Washington Avenue South, Minneapolis Office in Minneapolis, Minnesota. It covers 27,284 square feet on the ground. Rates calibrated October 2, 2026. Review by December 31, 2026. Updated October 26, 2026. Method propdata-estimator-v6. ## This building 100 Washington Avenue South, Minneapolis. Office in Minneapolis, Minnesota. Property ID spk5qx02m5r729v. ## Facts **Facts about 100 Washington Avenue South, Minneapolis** | Fact | Value | Source | | --- | --- | --- | | Address | 100 Washington Avenue South, Minneapolis, MN 55403 | [Overture Maps addresses](https://skypsi.com/property/mn/minneapolis/spk5qx02m5r729v-100-washington-avenue-south-minneapolis/#how-we-know) | | Building type | Office | [USA Structures and SkyPSI estimator](https://skypsi.com/property/mn/minneapolis/spk5qx02m5r729v-100-washington-avenue-south-minneapolis/#how-we-know) | | Footprint | 27,284 square feet | [USA Structures](https://skypsi.com/property/mn/minneapolis/spk5qx02m5r729v-100-washington-avenue-south-minneapolis/#how-we-know) | | Perimeter | 685.4 feet | [USA Structures](https://skypsi.com/property/mn/minneapolis/spk5qx02m5r729v-100-washington-avenue-south-minneapolis/#how-we-know) | | Height | 340.55 feet | [SkyPSI fact checks](https://skypsi.com/property/mn/minneapolis/spk5qx02m5r729v-100-washington-avenue-south-minneapolis/#how-we-know) | | Height survey year | 2022 | [SkyPSI fact checks](https://skypsi.com/property/mn/minneapolis/spk5qx02m5r729v-100-washington-avenue-south-minneapolis/#how-we-know) | | Stories | 22 stories | [SkyPSI fact checks](https://skypsi.com/property/mn/minneapolis/spk5qx02m5r729v-100-washington-avenue-south-minneapolis/#how-we-know) | | Exterior wall area | 233,415 square feet | [SkyPSI estimator](https://skypsi.com/property/mn/minneapolis/spk5qx02m5r729v-100-washington-avenue-south-minneapolis/#how-we-know) | | Parcel number | 053-2302924320012 | [County and state public records](https://skypsi.com/property/mn/minneapolis/spk5qx02m5r729v-100-washington-avenue-south-minneapolis/#how-we-know) | | Land use | Commercial | [County and state public records](https://skypsi.com/property/mn/minneapolis/spk5qx02m5r729v-100-washington-avenue-south-minneapolis/#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 and by rope access, whole building** | Service | Low | Most likely | High | | --- | --- | --- | --- | | Facade wash, conventional access | $36,500 | $65,500 | $109,000 | ### Window cleaning **Window cleaning by rope access, whole building** | Service | Low | Most likely | High | | --- | --- | --- | --- | | Exterior windows, rope access | $48,500 | $97,000 | $169,500 | | Windows inside and out, rope access | $53,500 | $106,500 | $189,000 | ## Best method - [Exterior soft wash](https://skypsi.com/estimates/exterior-soft-wash/): Boom lift and Rope access fit this building at the same cost, most likely $65,500. - [Window cleaning](https://skypsi.com/estimates/window-cleaning/): Rope access fits this building, most likely $97,000. ## Similar buildings nearby - [330 2nd Avenue South, Minneapolis](https://skypsi.com/property/mn/minneapolis/spm2ytqnqpmk2na-330-2nd-avenue-south-minneapolis/) - [400 2nd Avenue South, Minneapolis](https://skypsi.com/property/mn/minneapolis/sp7h9wabdr0rs0d-400-2nd-avenue-south-minneapolis/) - [600 1st Avenue North, Minneapolis](https://skypsi.com/property/mn/minneapolis/spdsv1dk279w2nq-600-1st-avenue-north-minneapolis/) - [400 4th Street South, Minneapolis](https://skypsi.com/property/mn/minneapolis/spwwd9vbf9g9syh-400-4th-street-south-minneapolis/) - [414 Nicollet Mall, Minneapolis](https://skypsi.com/property/mn/minneapolis/spv314v4jzr4h10-414-nicollet-mall-minneapolis/) - [45 5th Street South, Minneapolis](https://skypsi.com/property/mn/minneapolis/sp1yjt1etwbjexb-45-5th-street-south-minneapolis/) - [650 3rd Avenue South, Minneapolis](https://skypsi.com/property/mn/minneapolis/spvmgdkyc8g22p3-650-3rd-avenue-south-minneapolis/) - [500 Nicollet Mall, Minneapolis](https://skypsi.com/property/mn/minneapolis/spr1fzdaed4edp0-500-nicollet-mall-minneapolis/) ## 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. - [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. - [SkyPSI fact checks](https://skypsi.com/estimates/methodology/sources-and-licensing/): Building heights and floor counts SkyPSI checked against published sources. 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, Overture Maps addresses, SkyPSI estimator, SkyPSI fact checks. 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/ 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/mn/minneapolis/spk5qx02m5r729v-100-washington-avenue-south-minneapolis/ JSON: https://skypsi.com/property/mn/minneapolis/spk5qx02m5r729v-100-washington-avenue-south-minneapolis.json Content license: https://skypsi.com/content-license.txt