451 A St
1,279 - 75,201 SF of 4-Star Office Space Available in San Diego, CA 92101



HIGHLIGHTS
- Panoramic views of San Diego Bay and Balboa Park.
- Features include an conferencing center, on-site fitness center, showers and lockers, and courtyard.
- Rooftop patio for special events or meetings.
ALL AVAILABLE SPACES(14)
Display Rental Rate as
- SPACE
- SIZE
- TERM
- RENTAL RATE
- SPACE USE
- CONDITION
- AVAILABLE
Reception, open office & 2 private offices.
- 2 Private Offices
- Dedicated on-site subterranean parking
- Multiple patios with private working spaces
- Shower and locker facilities
- Reception Area
- High speed Wi-Fi connectivity inside and out
- Fully equipped fitness center
- Fully Built-Out as Standard Office
- 1 Conference Room
- Secure Storage
- High speed Wi-Fi connectivity inside and out
- Fully equipped fitness center
- 4 Private Offices
- Reception Area
- Dedicated on-site subterranean parking
- Multiple patios with private working spaces
- Shower and locker facilities
Move-in ready spec suite with 3 window-lined private offices, reception, conference room, kitchen/break area and remainder open area. Link to Virtual Tour https://my.matterport.com/show/?m=samwEHi5pQa
- 3 Private Offices
- Space is in Excellent Condition
- Reception Area
- Natural Light
- High speed Wi-Fi connectivity inside and out
- Fully equipped fitness center
- 1 Conference Room
- Can be combined with additional space(s) for up to 4,333 SF of adjacent space
- Kitchen
- Dedicated on-site subterranean parking
- Multiple patios with private working spaces
- Shower and locker facilities
- 3 Private Offices
- Space is in Excellent Condition
- Kitchen
- High speed Wi-Fi connectivity inside and out
- Fully equipped fitness center
- 1 Conference Room
- Can be combined with additional space(s) for up to 4,333 SF of adjacent space
- Dedicated on-site subterranean parking
- Multiple patios with private working spaces
- Shower and locker facilities
- Open Floor Plan Layout
- High speed Wi-Fi connectivity inside and out
- Fully equipped fitness center
- Dedicated on-site subterranean parking
- Multiple patios with private working spaces
- Shower and locker facilities
3 private window-lined offices, conference room, break area 2,445 RSF and remainder open work space. Suites 700, 720 and 740 can be contiguous for a total of 8,472 SF. Link to Virtual Tour https://my.matterport.com/show/?m=Bt1mZjyNvx7
- Fully Built-Out as Standard Office
- Partitioned Offices
- Space is in Excellent Condition
- Reception Area
- Dedicated on-site subterranean parking
- Multiple patios with private working spaces
- Shower and locker facilities
- Office intensive layout
- Conference Rooms
- Can be combined with additional space(s) for up to 5,650 SF of adjacent space
- Natural Light
- High speed Wi-Fi connectivity inside and out
- Fully equipped fitness center
2 private interior offices, conference room, break area, storage 3,205 RSF and remainder open work space. Suites 720 and 740 can be contiguous for a total of 5,650 RSF Link to Virtual Tour https://my.matterport.com/show/?m=kTMnSVgAUbp
- Fully Built-Out as Standard Office
- 2 Private Offices
- Space is in Excellent Condition
- Kitchen
- Dedicated on-site subterranean parking
- Multiple patios with private working spaces
- Shower and locker facilities
- Mostly Open Floor Plan Layout
- 1 Conference Room
- Can be combined with additional space(s) for up to 5,650 SF of adjacent space
- Secure Storage
- High speed Wi-Fi connectivity inside and out
- Fully equipped fitness center
2 private window-lined offices, 2 interior private offices, small conference room, kitchen/break area and remainder open work space.
- Fully Built-Out as Standard Office
- 1 Conference Room
- Reception Area
- Natural Light
- High speed Wi-Fi connectivity inside and out
- Fully equipped fitness center
- 4 Private Offices
- Space is in Excellent Condition
- Kitchen
- Dedicated on-site subterranean parking
- Multiple patios with private working spaces
- Shower and locker facilities
2 private window-lined offices, 2 interior private offices, small conference room, kitchen/break area and remainder open work space.
- Fully Built-Out as Standard Office
- 1 Conference Room
- Reception Area
- Secure Storage
- Dedicated on-site subterranean parking
- Multiple patios with private working spaces
- Shower and locker facilities
- 2 Private Offices
- Space is in Excellent Condition
- Kitchen
- Natural Light
- High speed Wi-Fi connectivity inside and out
- Fully equipped fitness center
- 2 Private Offices
- Dedicated on-site subterranean parking
- Multiple patios with private working spaces
- Shower and locker facilities
- 1 Conference Room
- High speed Wi-Fi connectivity inside and out
- Fully equipped fitness center
Future Spec Suite
- 3 Private Offices
- Kitchen
- High speed Wi-Fi connectivity inside and out
- Fully equipped fitness center
- 1 Conference Room
- Dedicated on-site subterranean parking
- Multiple patios with private working spaces
- Shower and locker facilities
- Fully Built-Out as Standard Office
- 2 Conference Rooms
- Kitchen
- Print/Copy Room
- Natural Light
- High speed Wi-Fi connectivity inside and out
- Fully equipped fitness center
- 28 Private Offices
- Reception Area
- Elevator Access
- Private Restrooms
- Dedicated on-site subterranean parking
- Multiple patios with private working spaces
- Shower and locker facilities
Shell space, full floor build-to-suit opportunity with branding/signage options.
- Open Floor Plan Layout
- Elevator Access
- Natural Light
- Dedicated on-site subterranean parking
- Multiple patios with private working spaces
- Shower and locker facilities
- Can be combined with additional space(s) for up to 29,340 SF of adjacent space
- Exposed Ceiling
- Open-Plan
- High speed Wi-Fi connectivity inside and out
- Fully equipped fitness center
Full floor opportunity. 33 private offices, 3 conference rooms, kitchen/break area and storage space.
- Fully Built-Out as Standard Office
- 3 Conference Rooms
- Can be combined with additional space(s) for up to 29,340 SF of adjacent space
- Kitchen
- Print/Copy Room
- Secure Storage
- Dedicated on-site subterranean parking
- Multiple patios with private working spaces
- Shower and locker facilities
- 33 Private Offices
- Space is in Excellent Condition
- Reception Area
- Elevator Access
- Private Restrooms
- Natural Light
- High speed Wi-Fi connectivity inside and out
- Fully equipped fitness center
Space | Size | Term | Rental Rate | Space Use | Condition | Available |
4th Floor, Ste 400 | 2,243 SF | Negotiable | Upon Request | Office | Spec Suite | Now |
4th Floor, Ste 425 | 3,078 SF | Negotiable | Upon Request | Office | Full Build-Out | Now |
6th Floor, Ste 610 | 2,412 SF | Negotiable | Upon Request | Office | Spec Suite | Now |
6th Floor, Ste 620 | 1,921 SF | Negotiable | Upon Request | Office | Spec Suite | Now |
6th Floor, Ste 650 | 6,862 SF | Negotiable | Upon Request | Office | - | Now |
7th Floor, Ste 720 | 2,445 SF | Negotiable | Upon Request | Office | Full Build-Out | Now |
7th Floor, Ste 740 | 3,205 SF | Negotiable | Upon Request | Office | Full Build-Out | Now |
7th Floor, Ste 750 | 2,791 SF | Negotiable | Upon Request | Office | Full Build-Out | Now |
7th Floor, Ste 780 | 2,396 SF | Negotiable | Upon Request | Office | Full Build-Out | Now |
14th Floor, Ste 1400 | 1,279 SF | Negotiable | Upon Request | Office | - | Now |
14th Floor, Ste 1420 | 2,800 SF | Negotiable | Upon Request | Office | Spec Suite | Now |
15th Floor, Ste 1500 | 14,429 SF | Negotiable | Upon Request | Office | Full Build-Out | July 01, 2025 |
19th Floor, Ste 1900 | 14,025 SF | Negotiable | Upon Request | Office | Shell Space | Now |
20th Floor, Ste 2000 | 15,315 SF | Negotiable | Upon Request | Office | Full Build-Out | Now |
4th Floor, Ste 400
Size |
2,243 SF |
Term |
Negotiable |
Rental Rate |
Upon Request |
Space Use |
Office |
Condition |
Spec Suite |
Available |
Now |
4th Floor, Ste 425
Size |
3,078 SF |
Term |
Negotiable |
Rental Rate |
Upon Request |
Space Use |
Office |
Condition |
Full Build-Out |
Available |
Now |
6th Floor, Ste 610
Size |
2,412 SF |
Term |
Negotiable |
Rental Rate |
Upon Request |
Space Use |
Office |
Condition |
Spec Suite |
Available |
Now |
6th Floor, Ste 620
Size |
1,921 SF |
Term |
Negotiable |
Rental Rate |
Upon Request |
Space Use |
Office |
Condition |
Spec Suite |
Available |
Now |
6th Floor, Ste 650
Size |
6,862 SF |
Term |
Negotiable |
Rental Rate |
Upon Request |
Space Use |
Office |
Condition |
- |
Available |
Now |
7th Floor, Ste 720
Size |
2,445 SF |
Term |
Negotiable |
Rental Rate |
Upon Request |
Space Use |
Office |
Condition |
Full Build-Out |
Available |
Now |
7th Floor, Ste 740
Size |
3,205 SF |
Term |
Negotiable |
Rental Rate |
Upon Request |
Space Use |
Office |
Condition |
Full Build-Out |
Available |
Now |
7th Floor, Ste 750
Size |
2,791 SF |
Term |
Negotiable |
Rental Rate |
Upon Request |
Space Use |
Office |
Condition |
Full Build-Out |
Available |
Now |
7th Floor, Ste 780
Size |
2,396 SF |
Term |
Negotiable |
Rental Rate |
Upon Request |
Space Use |
Office |
Condition |
Full Build-Out |
Available |
Now |
14th Floor, Ste 1400
Size |
1,279 SF |
Term |
Negotiable |
Rental Rate |
Upon Request |
Space Use |
Office |
Condition |
- |
Available |
Now |
14th Floor, Ste 1420
Size |
2,800 SF |
Term |
Negotiable |
Rental Rate |
Upon Request |
Space Use |
Office |
Condition |
Spec Suite |
Available |
Now |
15th Floor, Ste 1500
Size |
14,429 SF |
Term |
Negotiable |
Rental Rate |
Upon Request |
Space Use |
Office |
Condition |
Full Build-Out |
Available |
July 01, 2025 |
19th Floor, Ste 1900
Size |
14,025 SF |
Term |
Negotiable |
Rental Rate |
Upon Request |
Space Use |
Office |
Condition |
Shell Space |
Available |
Now |
20th Floor, Ste 2000
Size |
15,315 SF |
Term |
Negotiable |
Rental Rate |
Upon Request |
Space Use |
Office |
Condition |
Full Build-Out |
Available |
Now |
PROPERTY OVERVIEW
This 20 story 283,786 SF Class A office building offers sophistication and convenience. 20/6 offers two distinct experiences in one holistic campus: a 20-story north tower and a new ground up 6-story south tower. Renovated in 2009 with additional common area enhancements recently completed. On-site property management State-of-the-art conference facility offering audio/visual capability, complimentary Wi-Fi and kitchen/catering prep area Convenient freeway access -5 blocks from I-5, 4 blocks from Hwy 163 Within San Diego Regional Enterprise Zone Near to Courts, City Hall, Horton Plaza, mass transit and The Gaslamp District On-site patio cafe with abundant outdoor seating and gathering places Wi-Fi access Monument signage opportunities 24/7 Security Personnel on-site Electronic card access Panoramic views of San Diego Bay and Balboa Park Rooftop patio for special events or meetings On-site fitness center, showers and lockers
- Banking
- Controlled Access
- Conferencing Facility
- Courtyard
- Fitness Center
- Property Manager on Site
- Security System
- Signage
- Roof Terrace
- Shower Facilities
- Outdoor Seating
- Air Conditioning
- On-Site Security Staff