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Add a Listing Advertise
  1. Office Space
  2. NY
  3. Buffalo

255 Delaware Ave.

For Lease 15,806 SF

255 Delaware Ave, Buffalo, NY 14202

Historic professional four story building steps from the city's vibrant entertainment district. Located in downtown Buffalo near numerous restaurants, entertainment venues, retail businesses and hotels. Walking distance to courthouse, banks, city hall and rapid transit. Currently home to retail, healthcare & professional services firms. Five minute drive to Buffalo Medical Campus. Off street parking available 

Near access to route 33, 190. Elmwood / oak corridor, Delaware Ave. & Niagara St. Located on the NFTA bus route. 

Full service property management team.

Key features

  • Downtown Buffalo
  • Prime Office Space in Downtown Buffalo
  • Office Space in Downtown Buffalo
  • Office Office Space with Off-Street Parking
  • Broker Opportunity: High-Visibility Office with Elevator Access & More!

Rental Details

  • Number of spaces 6
  • Total square feet available 15,806 SF
  • For Lease $18.50/SF/YR
  • Space Type Retail, Office Building
  • Lease Type Modified Gross
  • Latest Update Oct 7, 2026
Want more info on this listing?

Reach out to the broker for more info on lease terms and amenities

True

6 Spaces Available

Space Name Space Type Lease Rate Total Space Floor Lease Type Expand
Suite 1A Retail Price on request 2,071 SF 1 Modified Gross

Suite 1A

Space Type

Retail

Lease Rate

Price on request

Additional Rent

Price on request

Total Space Available

2,071 SF

Attachments

View Attachments

Floor

1

Min Divisible

2,071 SF

# Of Parking Spaces

3

Available Date

Immediate

Lease Type

Modified Gross

Lease Term

From 3 Years

Sublease

No

Build Type

Partial build out

Turnkey

Yes

Space Number

1A

255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.

Prime office space offering a plug-and-play, open floor plan with a private restroom and convenient rear parking access. Ideal for businesses seeking a functional and flexible space in the heart of downtown Buffalo.

Suite 200 Office Building Price on request 1,437 SF 2 Modified Gross

Suite 200

Space Type

Office Building

Lease Rate

Price on request

Additional Rent

Price on request

Total Space Available

1,437 SF

Attachments

View Attachment

Floor

2

Divisible Space

1,437 - 5,226 SF

# Of Parking Spaces

1

Available Date

Immediate

Lease Type

Modified Gross

Lease Term

From 3 Years

Sublease

No

Build Type

Partial build out

Turnkey

Yes

Space Number

200

255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.

Suite #202 offers a total of 5,226 sq. ft. of private office space. This suite can be divided into three separate spaces, with flexible configurations ranging from 861 sq. ft., 1,437 sq. ft., or 2,375 sq. ft., depending on the contiguous space requirements.

Suite 202 Office Building Price on request 2,375 SF 2 Modified Gross

Suite 202

Space Type

Office Building

Lease Rate

Price on request

Additional Rent

Price on request

Total Space Available

2,375 SF

Attachments

View Attachment

Floor

2

Divisible Space

2,375 - 5,226 SF

# Of Parking Spaces

2

Available Date

Immediate

Lease Type

Modified Gross

Lease Term

From 3 Years

Sublease

No

Build Type

Partial build out

Turnkey

Yes

Space Number

202

255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.

Suite #202 offers a total of 5,226 sq. ft. of private office space. This suite can be divided into three separate spaces, with flexible configurations ranging from 861 sq. ft., 1,437 sq. ft., or 2,375 sq. ft., depending on the contiguous space requirements.

Suite 300 Office Building $18.50/SF/YR 1,636 SF 3 Modified Gross

Suite 300

Space Type

Office Building

Lease Rate

$18.50/SF/YR

Additional Rent

Price on request

Total Space Available

1,636 SF

Attachments

View Attachments

Floor

3

Divisible Space

1,636 - 5,203 SF

# Of Parking Spaces

3

Available Date

Immediate

Lease Type

Modified Gross

Lease Term

From 3 Years

Renewal Option

Yes

Sublease

No

Build Type

Full build out

Turnkey

Yes

Space Number

300

255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.

Suite #300 offers a total of 5,203 sq. ft. of private office space. This suite can be divided into two separate spaces, with flexible configurations ranging from 1,636 sq. ft., 1,916 sq. ft., or 2,804 sq. ft., depending on the contiguous space requirements.

Suite 302 Office Building Price on request 3,083 SF 3 Modified Gross

Suite 302

Space Type

Office Building

Lease Rate

Price on request

Additional Rent

Price on request

Total Space Available

3,083 SF

Attachments

View Attachments

Floor

3

Divisible Space

3,083 - 5,203 SF

# Of Parking Spaces

3

Available Date

Immediate

Lease Type

Modified Gross

Lease Term

From 3 Years

Renewal Option

Yes

Sublease

No

Build Type

Full build out

Turnkey

Yes

Space Number

302

255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.

Suite #302 offers a total of 5,203 sq. ft. of private office space. This suite can be divided into two separate spaces, with flexible configurations ranging from 2,804 sq. ft. and  3,083 sq. ft., depending on the contiguous space requirements.

Suite 400 Office Building Price on request 5,204 SF 4 Modified Gross

Suite 400

Space Type

Office Building

Lease Rate

Price on request

Additional Rent

Price on request

Total Space Available

5,204 SF

Attachments

View Attachment

Floor

4

Divisible Space

5,204 - 5,204 SF

# Of Parking Spaces

3

Available Date

Immediate

Lease Type

Modified Gross

Lease Term

From 3 Years

Renewal Option

Yes

Sublease

No

Build Type

Full build out

Turnkey

Yes

Space Number

400

255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.

Suite #400 offers a total of 5,204 sq. ft. of private office space.

Suite 1A

Space Type
Retail
Lease Rate
Price on request
Total Space
2,071 SF
Floor
1
Lease Type
Modified Gross
Space Type

Retail

Lease Rate

Price on request

Additional Rent

Price on request

Total Space Available

2,071 SF

Attachments

View Attachments

Floor

1

Min Divisible

2,071 SF

# Of Parking Spaces

3

Available Date

Immediate

Lease Type

Modified Gross

Lease Term

From 3 Years

Sublease

No

Build Type

Partial build out

Turnkey

Yes

Space Number

1A

255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.

Prime office space offering a plug-and-play, open floor plan with a private restroom and convenient rear parking access. Ideal for businesses seeking a functional and flexible space in the heart of downtown Buffalo.

Suite 200

Space Type
Office Building
Lease Rate
Price on request
Total Space
1,437 SF
Floor
2
Lease Type
Modified Gross
Space Type

Office Building

Lease Rate

Price on request

Additional Rent

Price on request

Total Space Available

1,437 SF

Attachments

View Attachment

Floor

2

Divisible Space

1,437 - 5,226 SF

# Of Parking Spaces

1

Available Date

Immediate

Lease Type

Modified Gross

Lease Term

From 3 Years

Sublease

No

Build Type

Partial build out

Turnkey

Yes

Space Number

200

255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.

Suite #202 offers a total of 5,226 sq. ft. of private office space. This suite can be divided into three separate spaces, with flexible configurations ranging from 861 sq. ft., 1,437 sq. ft., or 2,375 sq. ft., depending on the contiguous space requirements.

Suite 202

Space Type
Office Building
Lease Rate
Price on request
Total Space
2,375 SF
Floor
2
Lease Type
Modified Gross
Space Type

Office Building

Lease Rate

Price on request

Additional Rent

Price on request

Total Space Available

2,375 SF

Attachments

View Attachment

Floor

2

Divisible Space

2,375 - 5,226 SF

# Of Parking Spaces

2

Available Date

Immediate

Lease Type

Modified Gross

Lease Term

From 3 Years

Sublease

No

Build Type

Partial build out

Turnkey

Yes

Space Number

202

255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.

Suite #202 offers a total of 5,226 sq. ft. of private office space. This suite can be divided into three separate spaces, with flexible configurations ranging from 861 sq. ft., 1,437 sq. ft., or 2,375 sq. ft., depending on the contiguous space requirements.

Suite 300

Space Type
Office Building
Lease Rate
$18.50/SF/YR
Total Space
1,636 SF
Floor
3
Lease Type
Modified Gross
Space Type

Office Building

Lease Rate

$18.50/SF/YR

Additional Rent

Price on request

Total Space Available

1,636 SF

Attachments

View Attachments

Floor

3

Divisible Space

1,636 - 5,203 SF

# Of Parking Spaces

3

Available Date

Immediate

Lease Type

Modified Gross

Lease Term

From 3 Years

Renewal Option

Yes

Sublease

No

Build Type

Full build out

Turnkey

Yes

Space Number

300

255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.

Suite #300 offers a total of 5,203 sq. ft. of private office space. This suite can be divided into two separate spaces, with flexible configurations ranging from 1,636 sq. ft., 1,916 sq. ft., or 2,804 sq. ft., depending on the contiguous space requirements.

Suite 302

Space Type
Office Building
Lease Rate
Price on request
Total Space
3,083 SF
Floor
3
Lease Type
Modified Gross
Space Type

Office Building

Lease Rate

Price on request

Additional Rent

Price on request

Total Space Available

3,083 SF

Attachments

View Attachments

Floor

3

Divisible Space

3,083 - 5,203 SF

# Of Parking Spaces

3

Available Date

Immediate

Lease Type

Modified Gross

Lease Term

From 3 Years

Renewal Option

Yes

Sublease

No

Build Type

Full build out

Turnkey

Yes

Space Number

302

255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.

Suite #302 offers a total of 5,203 sq. ft. of private office space. This suite can be divided into two separate spaces, with flexible configurations ranging from 2,804 sq. ft. and  3,083 sq. ft., depending on the contiguous space requirements.

Suite 400

Space Type
Office Building
Lease Rate
Price on request
Total Space
5,204 SF
Floor
4
Lease Type
Modified Gross
Space Type

Office Building

Lease Rate

Price on request

Additional Rent

Price on request

Total Space Available

5,204 SF

Attachments

View Attachment

Floor

4

Divisible Space

5,204 - 5,204 SF

# Of Parking Spaces

3

Available Date

Immediate

Lease Type

Modified Gross

Lease Term

From 3 Years

Renewal Option

Yes

Sublease

No

Build Type

Full build out

Turnkey

Yes

Space Number

400

255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.
255 Delaware Ave.

Suite #400 offers a total of 5,204 sq. ft. of private office space.

Contacts

broker
Katie Murawski

First Amherst Development

KM
Katie Murawski

Building Details

  • For Lease $18.50/SF/YR
  • Property Type Office
  • Property Size 24,091 SF
  • Lot Size 0.1 Acre
  • Additional Rent Price on request
  • # of Floors 4
  • Average Floor Size 5,204 SF
  • Property Tenancy Multi-Tenant
  • Building Class B
  • Year Built 1950
  • Year Renovated 2025
  • Date Updated Oct 7, 2026

Location

  • City Buffalo, NY
  • Neighborhood Downtown Buffalo
  • Zip Code 14202
  • Market Buffalo
  • Map
  • Street
  • Walk score 97/100 Walker's Paradise
  • Transit score 64/100 Good Transit
  • Bike score 89/100 Very Bikeable
Powered by Walk Score ®

Points of Interest

Lafayette Square

0.33 miles

Metro Rail Station

0.66 miles

Buffalo–Exchange Street Station

0.88 miles

Canalside

0.93 miles

Humboldt–Hospital

2.81 miles

Abbott Bailey Loop

3.33 miles

Marina Vista Apartments

3.86 miles

Hertel & Wellington

4.10 miles

Hertel & Starin

4.23 miles

Hertel & Vorrhees

4.27 miles

Downtown Trading Company

0.46 miles

Tops

0.58 miles

Seneca One Stop

1.13 miles

The Corner Store

1.18 miles

Sunoco

1.28 miles

Speedway

1.51 miles

Go Gas Outlet

1.56 miles

First Line

2.67 miles

Tesla Supercharger

4.81 miles

ChargePoint

5.84 miles

Delaware North Building Parking Garage

0.07 miles

Augspurger Ramp

0.13 miles

Mohawk Ramp

0.33 miles

Court Franklin Lot

0.38 miles

Allpro Parking

0.39 miles

Fernbach Ramp

0.41 miles

Turner Ramp

0.43 miles

Mall Parking

0.49 miles

BCBS Ramp

0.50 miles

589 Ellicott Lot

0.52 miles

Budget

1.66 miles

Avis

1.66 miles

Budget Truck Rental

1.67 miles

Main Hand Wash & Detail

2.09 miles

Delta Sonic Car Wash

3.41 miles

Enterprise

4.51 miles

Car Wash

4.70 miles

Dr. Huggs Car Wash

6.41 miles

Royal Car Wash

6.48 miles

Better Vision Car Spa

6.63 miles

Patina 250

0.04 miles

Bella Ciao

0.13 miles

Dinosaur Barbeque

0.14 miles

Fresh Catch

0.18 miles

TGI Friday's

0.19 miles

Downtown Bazaar

0.20 miles

Vice Restaurant

0.20 miles

Century Grill

0.22 miles

Osteria 166

0.24 miles

Graylynn

0.26 miles

Main Place Mall

0.43 miles

Braymiller Market

0.50 miles

Tops

0.63 miles

Price Rite

0.88 miles

Coast Guard Exchange

1.09 miles

Mineo & Sapio

1.20 miles

Lexington Co-op

1.94 miles

ALDI

1.96 miles

Broadway Market

1.96 miles

Marka Halal Market

2.07 miles

Evergreen Health

0.13 miles

Buffalo Police Department B District

0.26 miles

Buffalo Fire Department Headquarters

0.35 miles

Buffalo Engine 2, B56, Marshals

0.42 miles

Rite Aid

0.51 miles

Erie County Sheriff's Office

0.51 miles

Roswell Park Center for Genetics and Pharmacology, Zebro Family Conference Center

0.63 miles

Buffalo Fire Department E-1 L-2

0.64 miles

Buffalo Niagara Medical Campus

0.70 miles

Walgreens

0.74 miles

Listing Summary

  • Asking Prices

    At 255 Delaware Ave, the asking rate for office space for lease starts at $18.50/SF/YR.

  • Available Office Space

    Office space currently available at 255 Delaware Ave adds up to a total of 15,806 square feet across 6 spaces. The largest individual space listed offers 5,204 square feet.

    Property use types available for lease at this property include: retail and office building.

  • Property Details

    The property incorporates a total of 24,091 square feet of space. Within the same building, there are 2,071 square feet of Retail space.

    Initially built in 1950, the most recent renovations took place in 2025.

    Interested in researching more about this property? Access in-depth research on 255 Delaware Ave, including ownership details, transaction history, property characteristics, by creating a free account and viewing the full property report.

Contact Katie Murawski
broker
Katie Murawski

First Amherst Development

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