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Ruffin Business Center San Diego, CA 92123 631 - 5,122 SF of Office Space Available

Park Highlights

  • Central San Diego location with access to I-15, SR-163, SR-52, and I-8.
  • Extensive window lines provide abundant natural light.
  • Contemporary restrooms and upgraded common areas throughout the project.
  • T-1, cable, and fiber internet services are available.

Park Facts

Total Space Available 5,122 SF Features
24 Hour Access
  • Atrium, Tenant Controlled HVAC, Air Conditioning
Park Type Office Park
Total Space Available 5,122 SF
Park Type Office Park
Features
24 Hour Access
  • Atrium, Tenant Controlled HVAC, Air Conditioning

All Available Spaces(5)

Display Rental Rate as

Ruffin Business Center
3665 Ruffin Rd
1,319 - 2,832 SF | $11.88 - $26.40 /SF/YR $0.99 - $2.20 /SF/MO $127.88 - $284.17 /m²/YR $10.66 - $23.68 /m²/MO $1,498 - $4,400 /MO $17,974 - $52,796 /YR | View Building Details
Building Type/Class
Office/B
Year Built
1986
Building Size
20,004 SF
Building Height
3 Stories
Typical Floor Size
6,667 SF
Parking
25 Spaces
  • Space
  • Size
  • Term
  • Rental Rate
  • Space Use
  • Build-Out
  • Available
  • 2nd Floor, Ste 204
  • 1,319 SF
  • Negotiable
  • $26.40 /SF/YR $2.20 /SF/MO $284.17 /m²/YR $23.68 /m²/MO $2,902 /MO $34,822 /YR
  • Office
  • Partial Build-Out
  • October 01, 2026

Suite 204 is a second-floor office suite scheduled to be available in October 2026. The suite may be combined with adjacent Suite 205 to accommodate users requiring a larger contiguous office environment.

  • Listed lease rate plus proportional share of utilities
  • Mostly Open Floor Plan Layout
  • Partially Built-Out as Standard Office
  • 2nd Floor, Ste 205
  • 1,513 SF
  • Negotiable
  • $11.88 /SF/YR $0.99 /SF/MO $127.88 /m²/YR $10.66 /m²/MO $1,498 /MO $17,974 /YR
  • Office
  • Full Build-Out
  • Now

Suite 205 opens into a reception area with atrium views leading to a large open bullpen. The layout includes three private offices, a meeting room with a sink, and extensive natural light from six operable windows along the south wall.

  • Listed lease rate plus proportional share of utilities
  • Mostly Open Floor Plan Layout
  • Reception Area
  • Fully Built-Out as Standard Office
  • 3 Private Offices
Space Size Term Rental Rate Space Use Build-Out Available
2nd Floor, Ste 204 1,319 SF Negotiable $26.40 /SF/YR $2.20 /SF/MO $284.17 /m²/YR $23.68 /m²/MO $2,902 /MO $34,822 /YR Office Partial Build-Out October 01, 2026
2nd Floor, Ste 205 1,513 SF Negotiable $11.88 /SF/YR $0.99 /SF/MO $127.88 /m²/YR $10.66 /m²/MO $1,498 /MO $17,974 /YR Office Full Build-Out Now
Ruffin Business Center
3665 Ruffin Rd
1,319 - 2,832 SF | $11.88 - $26.40 /SF/YR $0.99 - $2.20 /SF/MO $127.88 - $284.17 /m²/YR $10.66 - $23.68 /m²/MO $1,498 - $4,400 /MO $17,974 - $52,796 /YR | View Building Details
Building Type/Class
Office/B
Year Built
1986
Building Size
20,004 SF
Building Height
3 Stories
Typical Floor Size
6,667 SF
Parking
25 Spaces

3665 Ruffin Rd - 2nd Floor - Ste 204

Size
1,319 SF
Term
Negotiable
Rental Rate
$26.40 /SF/YR $2.20 /SF/MO $284.17 /m²/YR $23.68 /m²/MO $2,902 /MO $34,822 /YR
Space Use
Office
Build-Out
Partial Build-Out
Available
October 01, 2026

3665 Ruffin Rd - 2nd Floor - Ste 205

Size
1,513 SF
Term
Negotiable
Rental Rate
$11.88 /SF/YR $0.99 /SF/MO $127.88 /m²/YR $10.66 /m²/MO $1,498 /MO $17,974 /YR
Space Use
Office
Build-Out
Full Build-Out
Available
Now
Ruffin Business Center
3675 Ruffin Rd
631 - 1,593 SF | $26.40 /SF/YR $2.20 /SF/MO $284.17 /m²/YR $23.68 /m²/MO $1,388 - $3,505 /MO $16,658 - $42,055 /YR | View Building Details
Building Type/Class
Office/B
Year Built
1986
Building Size
21,168 SF
Building Height
3 Stories
Typical Floor Size
7,056 SF
Parking
4/1,000 SF
  • Space
  • Size
  • Term
  • Rental Rate
  • Space Use
  • Build-Out
  • Available
  • 2nd Floor, Ste 225
  • 631 SF
  • Negotiable
  • $26.40 /SF/YR $2.20 /SF/MO $284.17 /m²/YR $23.68 /m²/MO $1,388 /MO $16,658 /YR
  • Office
  • Partial Build-Out
  • November 01, 2026
  • Listed lease rate plus proportional share of utilities
  • Mostly Open Floor Plan Layout
  • Partially Built-Out as Standard Office
  • 3rd Floor, Ste 335
  • 962 SF
  • Negotiable
  • $26.40 /SF/YR $2.20 /SF/MO $284.17 /m²/YR $23.68 /m²/MO $2,116 /MO $25,397 /YR
  • Office
  • Partial Build-Out
  • October 01, 2026
  • Listed lease rate plus proportional share of utilities
  • Mostly Open Floor Plan Layout
  • Partially Built-Out as Standard Office
Space Size Term Rental Rate Space Use Build-Out Available
2nd Floor, Ste 225 631 SF Negotiable $26.40 /SF/YR $2.20 /SF/MO $284.17 /m²/YR $23.68 /m²/MO $1,388 /MO $16,658 /YR Office Partial Build-Out November 01, 2026
3rd Floor, Ste 335 962 SF Negotiable $26.40 /SF/YR $2.20 /SF/MO $284.17 /m²/YR $23.68 /m²/MO $2,116 /MO $25,397 /YR Office Partial Build-Out October 01, 2026
Ruffin Business Center
3675 Ruffin Rd
631 - 1,593 SF | $26.40 /SF/YR $2.20 /SF/MO $284.17 /m²/YR $23.68 /m²/MO $1,388 - $3,505 /MO $16,658 - $42,055 /YR | View Building Details
Building Type/Class
Office/B
Year Built
1986
Building Size
21,168 SF
Building Height
3 Stories
Typical Floor Size
7,056 SF
Parking
4/1,000 SF

3675 Ruffin Rd - 2nd Floor - Ste 225

Size
631 SF
Term
Negotiable
Rental Rate
$26.40 /SF/YR $2.20 /SF/MO $284.17 /m²/YR $23.68 /m²/MO $1,388 /MO $16,658 /YR
Space Use
Office
Build-Out
Partial Build-Out
Available
November 01, 2026

3675 Ruffin Rd - 3rd Floor - Ste 335

Size
962 SF
Term
Negotiable
Rental Rate
$26.40 /SF/YR $2.20 /SF/MO $284.17 /m²/YR $23.68 /m²/MO $2,116 /MO $25,397 /YR
Space Use
Office
Build-Out
Partial Build-Out
Available
October 01, 2026
Ruffin Business Center
3625 Ruffin Rd
697 SF | $26.40 /SF/YR $2.20 /SF/MO $284.17 /m²/YR $23.68 /m²/MO $1,533 /MO $18,401 /YR | View Building Details
Building Type/Class
Office/B
Year Built
1986
Building Size
21,128 SF
Building Height
3 Stories
Typical Floor Size
6,667 SF
Parking
74 Spaces
  • Space
  • Size
  • Term
  • Rental Rate
  • Space Use
  • Build-Out
  • Available
  • 3rd Floor, Ste 303
  • 697 SF
  • Negotiable
  • $26.40 /SF/YR $2.20 /SF/MO $284.17 /m²/YR $23.68 /m²/MO $1,533 /MO $18,401 /YR
  • Office
  • Partial Build-Out
  • December 01, 2026
  • Listed lease rate plus proportional share of utilities
  • Mostly Open Floor Plan Layout
  • Partially Built-Out as Standard Office
Space Size Term Rental Rate Space Use Build-Out Available
3rd Floor, Ste 303 697 SF Negotiable $26.40 /SF/YR $2.20 /SF/MO $284.17 /m²/YR $23.68 /m²/MO $1,533 /MO $18,401 /YR Office Partial Build-Out December 01, 2026
Ruffin Business Center
3625 Ruffin Rd
697 SF | $26.40 /SF/YR $2.20 /SF/MO $284.17 /m²/YR $23.68 /m²/MO $1,533 /MO $18,401 /YR | View Building Details
Building Type/Class
Office/B
Year Built
1986
Building Size
21,128 SF
Building Height
3 Stories
Typical Floor Size
6,667 SF
Parking
74 Spaces

3625 Ruffin Rd - 3rd Floor - Ste 303

Size
697 SF
Term
Negotiable
Rental Rate
$26.40 /SF/YR $2.20 /SF/MO $284.17 /m²/YR $23.68 /m²/MO $1,533 /MO $18,401 /YR
Space Use
Office
Build-Out
Partial Build-Out
Available
December 01, 2026

3665 Ruffin Rd - 2nd Floor - Ste 204

Size 1,319 SF
Term Negotiable
Rental Rate $26.40 /SF/YR
Space Use Office
Build-Out Partial Build-Out
Available October 01, 2026

Suite 204 is a second-floor office suite scheduled to be available in October 2026. The suite may be combined with adjacent Suite 205 to accommodate users requiring a larger contiguous office environment.

  • Listed lease rate plus proportional share of utilities
  • Partially Built-Out as Standard Office
  • Mostly Open Floor Plan Layout

3665 Ruffin Rd - 2nd Floor - Ste 205

Size 1,513 SF
Term Negotiable
Rental Rate $11.88 /SF/YR
Space Use Office
Build-Out Full Build-Out
Available Now

Suite 205 opens into a reception area with atrium views leading to a large open bullpen. The layout includes three private offices, a meeting room with a sink, and extensive natural light from six operable windows along the south wall.

  • Listed lease rate plus proportional share of utilities
  • Fully Built-Out as Standard Office
  • Mostly Open Floor Plan Layout
  • 3 Private Offices
  • Reception Area

3675 Ruffin Rd - 2nd Floor - Ste 225

Size 631 SF
Term Negotiable
Rental Rate $26.40 /SF/YR
Space Use Office
Build-Out Partial Build-Out
Available November 01, 2026

  • Listed lease rate plus proportional share of utilities
  • Partially Built-Out as Standard Office
  • Mostly Open Floor Plan Layout

3675 Ruffin Rd - 3rd Floor - Ste 335

Size 962 SF
Term Negotiable
Rental Rate $26.40 /SF/YR
Space Use Office
Build-Out Partial Build-Out
Available October 01, 2026

  • Listed lease rate plus proportional share of utilities
  • Partially Built-Out as Standard Office
  • Mostly Open Floor Plan Layout

3625 Ruffin Rd - 3rd Floor - Ste 303

Size 697 SF
Term Negotiable
Rental Rate $26.40 /SF/YR
Space Use Office
Build-Out Partial Build-Out
Available December 01, 2026

  • Listed lease rate plus proportional share of utilities
  • Partially Built-Out as Standard Office
  • Mostly Open Floor Plan Layout

Park Overview

The Ruffin Business Center was built in 1986. Each building is approximately 20,000 square feet and consist of prime office space. These buildings are well situated at a desirable central l location with excellent freeway access to I-15, Hwy 163, Hwy 52, I-8 and Public transportation stops nearby. The building has great visibility as well as being conveniently located by many shops, restaurants and retailers. The Ruffin Business Center is perfect for any office need large or small.

  • 24 Hour Access
  • Atrium
  • Tenant Controlled HVAC
  • Air Conditioning
1 1
3665 Ruffin Rd, San Diego, CA - Aerial map view
Moderately walkable
70/100
Exceptionally drivable
100/100
Limited public transit
30/100
Fairly bikeable
50/100
Source: Local Logic®
(858) 285-3769

Still interested?

Contact the brokers for more information about this property

Contacts

  • Matthew Monterroso
    Matthew Monterroso
  • Mike Conger
    Mike Conger
  • Brian Jenkins
    Brian Jenkins

  • Listing ID: 14974982

  • Date on Market: 9/17/2026

  • Last Updated:

  • Address: 3665 Ruffin Rd, San Diego, CA 92123

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3625 Ruffin Rd
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3665 Ruffin Rd, San Diego, CA for lease Building Photo- Image 3 of 12
3675 Ruffin Rd
3665 Ruffin Rd, San Diego, CA for lease Building Photo- Image 4 of 12
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3625 Ruffin Rd
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3665 Ruffin Rd
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Ruffin Business Center | San Diego, CA 92123
(858) 285-3769 x

Ruffin Business Center | San Diego, CA 92123

Matthew Monterroso
(858) 285-3769

Mike Conger
(858) 360-3000 x102

Brian Jenkins
(858) 360-3000 x103

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