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Westgate Campus Westgate Campus 165,000 - 660,000 SF of 4-Star Office Space Available in Fontana, CA 92336

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All Available Spaces(4)

Display Rental Rate as

  • Space
  • Size
  • Term
  • Rental Rate
  • Space Use
  • Condition
  • Available
  • 1st Floor
  • 165,000 SF
  • Negotiable
  • Upon Request Upon Request Upon Request Upon Request
  • Office
  • -
  • 2026-04-01

Welcome to Westgate Campus, a transformative 800-acre development in Fontana, California, designed to redefine the future of pharma manufacturing, aerospace innovation, and advanced research. This fully entitled campus offers a dynamic blend of state-of-the-art R&D facilities, medical office buildings, and large-scale manufacturing spaces, complemented by vibrant retail, dining, and entertainment options. The community integrates modern multifamily housing and hospitality amenities, creating a live-work-play environment tailored for forward-thinking enterprises. Strategically positioned with direct access to I-15 and the 210 Freeway, Westgate Campus ensures seamless connectivity to Southern California’s major business hubs. Ontario International Airport is just 9 miles away, providing exceptional logistical advantages for global operations. Surrounding attractions include Falcon Ridge Town Center for retail and dining, and proximity to leading educational institutions such as UC Riverside and Loma Linda University, ensuring a robust talent pipeline. San Bernardino County’s cost-effective real estate and operational environment make this campus an ideal choice for companies seeking scalability without sacrificing quality. With ample parking ratios, cutting-edge infrastructure, and a collaborative ecosystem fostering life sciences and aerospace innovation, Westgate Campus stands as a premier destination for businesses ready to pioneer the next era of growth.

  • Fits 413 - 1320 People
  • Prime Fontana location with direct freeway access
  • Fully entitled 800-acre master-planned development
  • 2nd Floor
  • 165,000 SF
  • Negotiable
  • Upon Request Upon Request Upon Request Upon Request
  • Office
  • -
  • 2026-04-01

Welcome to Westgate Campus, a transformative 800-acre development in Fontana, California, designed to redefine the future of pharma manufacturing, aerospace innovation, and advanced research. This fully entitled campus offers a dynamic blend of state-of-the-art R&D facilities, medical office buildings, and large-scale manufacturing spaces, complemented by vibrant retail, dining, and entertainment options. The community integrates modern multifamily housing and hospitality amenities, creating a live-work-play environment tailored for forward-thinking enterprises. Strategically positioned with direct access to I-15 and the 210 Freeway, Westgate Campus ensures seamless connectivity to Southern California’s major business hubs. Ontario International Airport is just 9 miles away, providing exceptional logistical advantages for global operations. Surrounding attractions include Falcon Ridge Town Center for retail and dining, and proximity to leading educational institutions such as UC Riverside and Loma Linda University, ensuring a robust talent pipeline. San Bernardino County’s cost-effective real estate and operational environment make this campus an ideal choice for companies seeking scalability without sacrificing quality. With ample parking ratios, cutting-edge infrastructure, and a collaborative ecosystem fostering life sciences and aerospace innovation, Westgate Campus stands as a premier destination for businesses ready to pioneer the next era of growth.

  • Fits 413 - 1320 People
  • Fully entitled 800-acre master-planned development
  • Prime Fontana location with direct freeway access
  • 3rd Floor
  • 165,000 SF
  • Negotiable
  • Upon Request Upon Request Upon Request Upon Request
  • Office
  • -
  • 2026-04-01

Welcome to Westgate Campus, a transformative 800-acre development in Fontana, California, designed to redefine the future of pharma manufacturing, aerospace innovation, and advanced research. This fully entitled campus offers a dynamic blend of state-of-the-art R&D facilities, medical office buildings, and large-scale manufacturing spaces, complemented by vibrant retail, dining, and entertainment options. The community integrates modern multifamily housing and hospitality amenities, creating a live-work-play environment tailored for forward-thinking enterprises. Strategically positioned with direct access to I-15 and the 210 Freeway, Westgate Campus ensures seamless connectivity to Southern California’s major business hubs. Ontario International Airport is just 9 miles away, providing exceptional logistical advantages for global operations. Surrounding attractions include Falcon Ridge Town Center for retail and dining, and proximity to leading educational institutions such as UC Riverside and Loma Linda University, ensuring a robust talent pipeline. San Bernardino County’s cost-effective real estate and operational environment make this campus an ideal choice for companies seeking scalability without sacrificing quality. With ample parking ratios, cutting-edge infrastructure, and a collaborative ecosystem fostering life sciences and aerospace innovation, Westgate Campus stands as a premier destination for businesses ready to pioneer the next era of growth.

  • Fits 413 - 1320 People
  • Fully entitled 800-acre master-planned development
  • Prime Fontana location with direct freeway access
  • 4th Floor
  • 165,000 SF
  • Negotiable
  • Upon Request Upon Request Upon Request Upon Request
  • Office
  • -
  • 2026-04-01

Welcome to Westgate Campus, a transformative 800-acre development in Fontana, California, designed to redefine the future of pharma manufacturing, aerospace innovation, and advanced research. This fully entitled campus offers a dynamic blend of state-of-the-art R&D facilities, medical office buildings, and large-scale manufacturing spaces, complemented by vibrant retail, dining, and entertainment options. The community integrates modern multifamily housing and hospitality amenities, creating a live-work-play environment tailored for forward-thinking enterprises. Strategically positioned with direct access to I-15 and the 210 Freeway, Westgate Campus ensures seamless connectivity to Southern California’s major business hubs. Ontario International Airport is just 9 miles away, providing exceptional logistical advantages for global operations. Surrounding attractions include Falcon Ridge Town Center for retail and dining, and proximity to leading educational institutions such as UC Riverside and Loma Linda University, ensuring a robust talent pipeline. San Bernardino County’s cost-effective real estate and operational environment make this campus an ideal choice for companies seeking scalability without sacrificing quality. With ample parking ratios, cutting-edge infrastructure, and a collaborative ecosystem fostering life sciences and aerospace innovation, Westgate Campus stands as a premier destination for businesses ready to pioneer the next era of growth.

  • Fits 413 - 1320 People
  • Fully entitled 800-acre master-planned development
  • Prime Fontana location with direct freeway access
Space Size Term Rental Rate Space Use Condition Available
1st Floor 165,000 SF Negotiable Upon Request Upon Request Upon Request Upon Request Office - 2026-04-01
2nd Floor 165,000 SF Negotiable Upon Request Upon Request Upon Request Upon Request Office - 2026-04-01
3rd Floor 165,000 SF Negotiable Upon Request Upon Request Upon Request Upon Request Office - 2026-04-01
4th Floor 165,000 SF Negotiable Upon Request Upon Request Upon Request Upon Request Office - 2026-04-01

1st Floor

Size
165,000 SF
Term
Negotiable
Rental Rate
Upon Request Upon Request Upon Request Upon Request
Space Use
Office
Condition
-
Available
2026-04-01

2nd Floor

Size
165,000 SF
Term
Negotiable
Rental Rate
Upon Request Upon Request Upon Request Upon Request
Space Use
Office
Condition
-
Available
2026-04-01

3rd Floor

Size
165,000 SF
Term
Negotiable
Rental Rate
Upon Request Upon Request Upon Request Upon Request
Space Use
Office
Condition
-
Available
2026-04-01

4th Floor

Size
165,000 SF
Term
Negotiable
Rental Rate
Upon Request Upon Request Upon Request Upon Request
Space Use
Office
Condition
-
Available
2026-04-01

1st Floor

Size 165,000 SF
Term Negotiable
Rental Rate Upon Request
Space Use Office
Condition -
Available 2026-04-01

Welcome to Westgate Campus, a transformative 800-acre development in Fontana, California, designed to redefine the future of pharma manufacturing, aerospace innovation, and advanced research. This fully entitled campus offers a dynamic blend of state-of-the-art R&D facilities, medical office buildings, and large-scale manufacturing spaces, complemented by vibrant retail, dining, and entertainment options. The community integrates modern multifamily housing and hospitality amenities, creating a live-work-play environment tailored for forward-thinking enterprises. Strategically positioned with direct access to I-15 and the 210 Freeway, Westgate Campus ensures seamless connectivity to Southern California’s major business hubs. Ontario International Airport is just 9 miles away, providing exceptional logistical advantages for global operations. Surrounding attractions include Falcon Ridge Town Center for retail and dining, and proximity to leading educational institutions such as UC Riverside and Loma Linda University, ensuring a robust talent pipeline. San Bernardino County’s cost-effective real estate and operational environment make this campus an ideal choice for companies seeking scalability without sacrificing quality. With ample parking ratios, cutting-edge infrastructure, and a collaborative ecosystem fostering life sciences and aerospace innovation, Westgate Campus stands as a premier destination for businesses ready to pioneer the next era of growth.

  • Fits 413 - 1320 People
  • Fully entitled 800-acre master-planned development
  • Prime Fontana location with direct freeway access

2nd Floor

Size 165,000 SF
Term Negotiable
Rental Rate Upon Request
Space Use Office
Condition -
Available 2026-04-01

Welcome to Westgate Campus, a transformative 800-acre development in Fontana, California, designed to redefine the future of pharma manufacturing, aerospace innovation, and advanced research. This fully entitled campus offers a dynamic blend of state-of-the-art R&D facilities, medical office buildings, and large-scale manufacturing spaces, complemented by vibrant retail, dining, and entertainment options. The community integrates modern multifamily housing and hospitality amenities, creating a live-work-play environment tailored for forward-thinking enterprises. Strategically positioned with direct access to I-15 and the 210 Freeway, Westgate Campus ensures seamless connectivity to Southern California’s major business hubs. Ontario International Airport is just 9 miles away, providing exceptional logistical advantages for global operations. Surrounding attractions include Falcon Ridge Town Center for retail and dining, and proximity to leading educational institutions such as UC Riverside and Loma Linda University, ensuring a robust talent pipeline. San Bernardino County’s cost-effective real estate and operational environment make this campus an ideal choice for companies seeking scalability without sacrificing quality. With ample parking ratios, cutting-edge infrastructure, and a collaborative ecosystem fostering life sciences and aerospace innovation, Westgate Campus stands as a premier destination for businesses ready to pioneer the next era of growth.

  • Fits 413 - 1320 People
  • Prime Fontana location with direct freeway access
  • Fully entitled 800-acre master-planned development

3rd Floor

Size 165,000 SF
Term Negotiable
Rental Rate Upon Request
Space Use Office
Condition -
Available 2026-04-01

Welcome to Westgate Campus, a transformative 800-acre development in Fontana, California, designed to redefine the future of pharma manufacturing, aerospace innovation, and advanced research. This fully entitled campus offers a dynamic blend of state-of-the-art R&D facilities, medical office buildings, and large-scale manufacturing spaces, complemented by vibrant retail, dining, and entertainment options. The community integrates modern multifamily housing and hospitality amenities, creating a live-work-play environment tailored for forward-thinking enterprises. Strategically positioned with direct access to I-15 and the 210 Freeway, Westgate Campus ensures seamless connectivity to Southern California’s major business hubs. Ontario International Airport is just 9 miles away, providing exceptional logistical advantages for global operations. Surrounding attractions include Falcon Ridge Town Center for retail and dining, and proximity to leading educational institutions such as UC Riverside and Loma Linda University, ensuring a robust talent pipeline. San Bernardino County’s cost-effective real estate and operational environment make this campus an ideal choice for companies seeking scalability without sacrificing quality. With ample parking ratios, cutting-edge infrastructure, and a collaborative ecosystem fostering life sciences and aerospace innovation, Westgate Campus stands as a premier destination for businesses ready to pioneer the next era of growth.

  • Fits 413 - 1320 People
  • Prime Fontana location with direct freeway access
  • Fully entitled 800-acre master-planned development

4th Floor

Size 165,000 SF
Term Negotiable
Rental Rate Upon Request
Space Use Office
Condition -
Available 2026-04-01

Welcome to Westgate Campus, a transformative 800-acre development in Fontana, California, designed to redefine the future of pharma manufacturing, aerospace innovation, and advanced research. This fully entitled campus offers a dynamic blend of state-of-the-art R&D facilities, medical office buildings, and large-scale manufacturing spaces, complemented by vibrant retail, dining, and entertainment options. The community integrates modern multifamily housing and hospitality amenities, creating a live-work-play environment tailored for forward-thinking enterprises. Strategically positioned with direct access to I-15 and the 210 Freeway, Westgate Campus ensures seamless connectivity to Southern California’s major business hubs. Ontario International Airport is just 9 miles away, providing exceptional logistical advantages for global operations. Surrounding attractions include Falcon Ridge Town Center for retail and dining, and proximity to leading educational institutions such as UC Riverside and Loma Linda University, ensuring a robust talent pipeline. San Bernardino County’s cost-effective real estate and operational environment make this campus an ideal choice for companies seeking scalability without sacrificing quality. With ample parking ratios, cutting-edge infrastructure, and a collaborative ecosystem fostering life sciences and aerospace innovation, Westgate Campus stands as a premier destination for businesses ready to pioneer the next era of growth.

  • Fits 413 - 1320 People
  • Prime Fontana location with direct freeway access
  • Fully entitled 800-acre master-planned development

Property Facts

Building Type
Office
LoopNet Rating
4 Star
Building Height
4 Stories
Building Size
660,000 SF
Building Class
A
Typical Floor Size
165,000 SF
  • Listing ID: 38224405

  • Date on Market: 2025-10-27

  • Last Updated:

  • Address: Westgate Campus, Fontana, CA 92336

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