5450 Western Avenue

5450 Western Avenue, Boulder, CO 80301

Property Information

  • For Lease $9.95/SF/YR
  • Property Type Flex Space
  • Property Size 25,432 SF
  • Lot Size 0.97 Acre
  • Building Class B
  • Year Built 1984
  • Date Updated Jan 27, 2026
  • Clear Height 11'5''
  • Grade Level Doors 1

Description

- Building consists of perimeter-lined offices with conference rooms, large open work areas, kitchens, break areas, restrooms with showers – Current layout supports 185 workstations

- 8x8 grade level overhead door with loading and storage area with 11’5 clear height – option to add additional overhead doors as needed

- UVC light air purification systems installed on HVAC; and Liebert cooling system in place for data room

- High-speed internet available including Comcast & Lumen Fiber to the building

- Elevator

- 1,600 Amps, 240 V, 3-phase power

- Local Boulder ownership with responsive management

1 Space Available

Office/Flex

Space Type

Flex Space

Lease Rate

$9.95/SF/YR

Total Space

25,432 SF

Additional Rent

$8.69/SF/YR

Floor

1 & 2

Divisible Space

4,000 - 25,432 SF

Available Date

Immediate

Sublease

No

Build Type

Partial build out

5450 Western Avenue is a rare freestanding office/flex building for lease, offering versatile spaces ideal for professional office use. This unique property combines well-appointed office areas with flexible warehouse space, providing the perfect mix for various business needs. Conveniently located near Arapahoe Ave., employees will enjoy easy access to major thoroughfares and nearby attractions such as the 29th Street Mall and Downtown Boulder. Within a short walking distance, an array of amenities awaits, including renowned dining establishments like Black Belly Restaurant & Market, Ozo Coffee, Pica’s Taqueria, and more. With its strategic location and adaptable layout, this building presents an excellent opportunity for professionals seeking prime office space in a bustling neighborhood.

- Building consists of perimeter lined offices with conference rooms, large open work areas, kitchens, break areas, restrooms with showers – Current layout supports 185 workstations

- 8x8 grade level overhead door with loading and storage area with 11’5 clear height – option to add additional overhead doors as needed

- UVC light air purification systems installed on HVAC; and Liebert cooling system in place for data room

- High-speed internet available including Comcast & Lumen Fiber to the building

- Elevator

- 1,600 Amps, 240 V, 3-phase power

- Local Boulder ownership with responsive management

Contacts

Brit Banks

Dean Callan & Company

Senior Broker Associate

Torrey Patterson

Dean Callan & Company

Broker Associate

Location

Located at 5450 Western Avenue, Boulder, CO 80301, this property is part of the Cottonwood Lake neighborhood and Denver market.

Contact 5450 Western Avenue
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