| Primary address | 505 Delaware, Buffalo |
| Zip code | 14202 |
| County | Erie |
| Municipality | Buffalo |
| Parcel ID | 100.780-2-7.120 |
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Sale date | 12/20/1999 |
| Sale price | $1 |
| Arm's length | Register |
| Property tax | $15,130 |
| Zoning district | Register |
| School district | Buffalo |
View more neighborhood information such as transportation, nearby schools and risk designations in the dedicated tab.
Property reports include comprehensive occupancy, improvement and development information (where available).
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This Office Building (464) located at 505 Delaware, Buffalo, NY 14202 has a total of 15,704 square feet.
What is the year built & the current market value of 505 Delaware, Buffalo, NY 14202?505 Delaware, Buffalo, NY 14202 was built in 1900 and has a current tax assessor's market value of $1,554,700.
View detailed property contacts like owners, building management, representatives from permits and tenants with a free account.
| Listing type | For Lease |
|---|---|
| Listing date | 05/15/2021 |
| Last updated | 04/29/2026 |
| Lot size | 0.52 Acre |
AALocated on Delaware Ave in the Allentown District, between Allen Street and Virginia Street. This multi-story building is a 5 minute minute walk from the Buffalo General Medical Center and Buffalo's historic Theater District. The surrounding office spaces are home to many lawyers, accountants, and medical practitioners, with several local restaurants as well. National retailers include Tim Hortons, Walgreens, Residence Inn, and Lenox Hotel.505 Delaware ave is currently a 3-story 15,704 SF office property with 34 car parks. In addition to the sale of 505 Delaware, the sale includes an approved development project for 515 Delaware ave which is a 5-story 9,758 GSF mixed- use building consisting of 40 market rate apartments.1,700-9,000 SF of commercial office space or medical office space in a well-maintained building. The building's close proximity to the Buffalo General Medical Center and other medical organizations make this space ideal for a tenant operating in the health care/medical industries. The ground-level space is currently built out as medical office space and offers bathrooms, a waiting room, reception area, multiple exam rooms, and a doctor's office. This space also comes with off-street parking spaces. The 4,000 SF on the second floor is built out as professional office space. The third-floor office space offers three large, private offices, and a private bathroom. Additionally there is a large open area that is filled with warm, inviting natural light thanks to the massive skylights.
| Suite name | Space type | Lease rate | Available space | Brokers |
|---|---|---|---|---|
| 1st Floor | Office | $16/Sqft/Year | 3,200 | Brian Donovan |
| Suite | Office | $16/Sqft/Year | 1,726 | Brian Donovan |
| 2nd Floor | Office | $16/Sqft/Year | 4,000 | Brian Donovan |
| Listing type | For Sale |
|---|---|
| Listing date | 01/23/2026 |
| Last updated | 04/29/2026 |
| Lot size | 0.52 Acre |
AALocated on Delaware Ave in the Allentown District, between Allen Street and Virginia Street. This multi-story building is a 5 minute minute walk from the Buffalo General Medical Center and Buffalo's historic Theater District. The surrounding office spaces are home to many lawyers, accountants, and medical practitioners, with several local restaurants as well. National retailers include Tim Hortons, Walgreens, Residence Inn, and Lenox Hotel.505 Delaware ave is currently a 3-story 15,704 SF office property with 34 car parks. In addition to the sale of 505 Delaware, the sale includes an approved development project for 515 Delaware ave which is a 5-story 9,758 GSF mixed- use building consisting of 40 market rate apartments.1,700-9,000 SF of commercial office space or medical office space in a well-maintained building. The building's close proximity to the Buffalo General Medical Center and other medical organizations make this space ideal for a tenant operating in the health care/medical industries. The ground-level space is currently built out as medical office space and offers bathrooms, a waiting room, reception area, multiple exam rooms, and a doctor's office. This space also comes with off-street parking spaces. The 4,000 SF on the second floor is built out as professional office space. The third-floor office space offers three large, private offices, and a private bathroom. Additionally there is a large open area that is filled with warm, inviting natural light thanks to the massive skylights.
Create a free account to view the complete sales history for 505 Delaware, Buffalo, including title documents, transfer conditions, mortgages and liens.
To view the complete history of deeds, mortgages, assignments of leases and rents, and more, sign up for free. Available data goes back to 1966.
R: Recorded date
D: Document date
Access detailed property tax data for 505 Delaware, Buffalo, NY 14202. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.
| Tax year | 2025-2026 |
| Property tax | $15,130 |
| Market value | $1,554,700 |
| Assessed value | $1,554,700 |
Here's the assessment & property tax history for 505 Delaware, Buffalo, including the evolution of the total tax rate and corresponding property tax.
| Year | Market value | Assessment value | Total tax rate | Property tax | Year over year change |
|---|---|---|---|---|---|
| 2025 | $1,951,220 | $1,200,000 | 9.7317 | $11,678 | -27.54% |
| 2024 | $1,714,286 | $1,200,000 | 13.43 | $16,116 | -8.70% |
| 2023 | $1,538,500 | $1,200,000 | 14.71 | $17,652 | -8.12% |
| 2022 | $1,355,900 | $1,200,000 | 16.01 | $19,212 | -1.29% |
| 2021 | $1,333,300 | $1,200,000 | 16.22 | $19,464 | +91.76% |
The complete history of permits filed for 505 Delaware, Buffalo, including new construction or demolition permits, plus any work pertaining to plumbing, heating and sprinkler systems is available with a free account. Available data goes back to 1990.
| Total population | 3,862 |
| Median age | 38.1 |
| Average household income | $105,905 |
| Family households | 27.0% |
| Occupied housing units | 2,203 |
| Owner occupied units | 21.9% |
| Average number of people per household | 1.59 |
| Median year structure built | 1954 |
| Median value for units with a mortgage | $362,800 |
| Median value for units without a mortgage | $605,600 |
Create a free account to unlock extended information for 505 Delaware, Buffalo, including whether it's located in FEMA flood zones, floodways or special flood hazard areas, as well as the Coastal barriers resources system area (COBRA).
| FEMA flood zone(s) | X (See more on map) |
Access the detailed traffic volume map for 505 Delaware, Buffalo to see estimated average daily traffic on streets surrounding the property as well as the types of properties in its vicinity.
| View daily traffic map |
Here are the neighbors for 505 Delaware, Buffalo.
| Address | Square feet | Purchase date | Purchase price |
|---|---|---|---|
| 501 Delaware, Buffalo | 3,557 | 08/18/2025 | $1 |
| 42 Days Park, Buffalo | 1,992 | 04/29/2019 | $274,000 |
| 55 College, Buffalo | 2,288 | ||
| 523 Delaware, Buffalo | 04/18/1997 | $100,000 | |
| 503 Delaware, Buffalo | 3,690 | 08/18/2025 | $1 |
| 63 College, Buffalo | 1,629 | 05/26/2022 | $365,000 |
| 51 College, Buffalo | 1,584 | 02/13/2015 | $230,000 |
| 116 College, Buffalo | 2,323 | 05/29/2001 | $1 |
| 65 College, Buffalo | 2,502 | 01/05/2023 | |
| 46 Days Park, Buffalo | 2,048 | 07/26/2024 | $305,500 |
| 52 Days Park, Buffalo | 2,176 | 11/04/2021 | $450,000 |
| 515 Delaware, Buffalo | 08/01/2006 | $650,000 | |
| 56 Days Park, Buffalo | 1,708 | ||
| 61 College, Buffalo | 1,542 | 07/07/2016 | $157,500 |
| 57 College, Buffalo | 1,542 | 09/27/2021 | $60,000 |
| 79 Mariner, Buffalo | 06/26/2025 | $60,000 | |
| 525 Delaware, Buffalo | 6,111 | 06/05/1995 | $175,000 |
| 69 College, Buffalo | 2,118 | 09/26/2001 | $44,900 |
| 44 Days Park, Buffalo | 1,312 | 10/18/2002 | $30,000 |
| 53 College, Buffalo | 1,890 | 06/18/2021 | $385,000 |