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Welcome to the Williams-Butler Mansion, a singular piece of Buffalo's rich history now offered for sale. Designed by world renowned architect Stanford White of the prestigious firm McKim, Mead & White, this iconic residence commands the corner of Delaware Avenue and North Street. The remarkable 40-room estate spans 3.28 park-like acres at 672 Delaware Avenue, anchoring Buffalo's famed "Millionaires' Row." Inside, the mansion showcases extraordinary original woodwork, countless marble fireplaces, and exceptional craftsmanship throughout,details that truly set this historic property apart. The possibilities are limitless: restore the mansion to a grand single-family residence, reimagine it as a boutique hotel, develop executive office space, or create an elegant event venue utilizing the two commercial-grade kitchens located in the basement. Together, the main house and the historic carriage house provide over 29,000 square feet of living and functional space. Ample private parking with 53 surface parking spaces, multiple courtyards, and expansive grounds further enhance the property's presence and potential. Here is your chance to own a monumental part of Buffalo's history. Offers will be reviewed as they come in. N-2R Zoning. Sewer fee- $4,830.
| DAYS ON MARKET | 1 | LAST UPDATED | 9/30/2026 |
|---|---|---|---|
| YEAR BUILT | 1895 | COMMUNITY | Buffalo City-140200 |
| COUNTY | Erie | STATUS | Active |
| PROPERTY TYPE(S) | Single Family |
| ADDITIONAL DETAILS | |
| AIR | Central Air |
|---|---|
| AIR CONDITIONING | Yes |
| APPLIANCES | Dishwasher, Double Oven, Freezer, Gas Oven, Gas Range, Gas Water Heater, Refrigerator, Water Heater |
| AREA | Buffalo City-140200 |
| BASEMENT | Finished, Full, Sump Pump, Yes |
| CONSTRUCTION | Brick, Stone |
| EXTERIOR | Awning(s), Balcony |
| HEAT | Forced Air, Natural Gas, Radiant |
| HOA DUES | Single Family Residence |
| INTERIOR | Entrance Foyer, Natural Woodwork, Other, See Remarks |
| LOT | 3.24 acre(s) |
| LOT DESCRIPTION | Corner Lot, Near Public Transit, Rectangular Lot |
| LOT DIMENSIONS | 131X465 |
| PARKING | No Garage, Driveway, Paver Block, Asphalt |
| STORIES | 3 |
| STYLE | CoachCarriage, HistoricAntique |
| TAXES | 69494 |
| UTILITIES | Sewer Connected, Water Connected |
| WATER | Public |
MORTGAGE CALCULATOR
TOTAL MONTHLY PAYMENT
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Listing provided by: Fiona Byrne, Realty ONE Group Empower
Listing data courtesy of the Internet Data Exchange (IDX) Program of CNYIS and the Adirondack Champlain Valley Multiple Listing Service.
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This IDX solution is (c) Diverse Solutions 2026.
