Share This Listing

Message

942 characters remaining

Hmm, there seems to have been an error sending your message. Please try again.

Your email has been sent.

Still interested?

Contact the broker for more information about this property

Highlights

  • 303 W Katella Avenue is a premier medical office experience perfectly situated between UCI Medical Center, St. Joseph Hospital, and CHOC.
  • Meticulously renovated offering high-image common areas, elevator service, ample parking, and top-tier practices serving an affluent patient base.
  • Ideally positioned along Katella Avenue with convenient access to the 5, 57, and 22 Freeways, which route throughout Orange County (OC).
  • Central to the Katella Corridor with proximity to major attractions, including Angel Stadium, Honda Center, and nearby amenities.

All Available Spaces(3)

Display Rental Rate as

  • Space
  • Size
  • Term
  • Rental Rate
  • Space Use
  • Build-Out
  • Available
  • 2nd Floor, Ste 201
  • 3,425 SF
  • 3 Years
  • $30.60 /SF/YR $2.55 /SF/MO $104,805 /YR $8,734 /MO
  • Office
  • Full Build-Out
  • Now

Located in the heart of Orange County, 303 West Katella, Orange, California, offers a premier medical office experience perfectly situated between UCI Medical Center, St. Joseph Hospital, and CHOC. This is a state-of-the-art, three-story facility designed for top-tier practices serving an affluent patient base. Meticulously renovated with high-image common areas, the building features elevator service, ample parking, and is just a short walk from local dining and shopping.

  • Lease rate does not include utilities, property expenses or building services
  • Office intensive layout
  • Space is in Excellent Condition
  • Fully Built-Out as Standard Office
  • Finished Ceilings: 8’
  • 2nd Floor, Ste 203
  • 688 SF
  • 3 Years
  • $34.20 /SF/YR $2.85 /SF/MO $23,530 /YR $1,961 /MO
  • Office
  • Full Build-Out
  • Now

Located in the heart of Orange County, 303 West Katella, Orange, California, offers a premier medical office experience perfectly situated between UCI Medical Center, St. Joseph Hospital, and CHOC. This is a state-of-the-art, three-story facility designed for top-tier practices serving an affluent patient base. Meticulously renovated with high-image common areas, the building features elevator service, ample parking, and is just a short walk from local dining and shopping.

  • Lease rate does not include utilities, property expenses or building services
  • Office intensive layout
  • Space is in Excellent Condition
  • Fully Built-Out as Standard Office
  • Finished Ceilings: 8’
  • 2nd Floor, Ste 204
  • 1,720 SF
  • 3 Years
  • $34.20 /SF/YR $2.85 /SF/MO $58,824 /YR $4,902 /MO
  • Office
  • Full Build-Out
  • Now

Located in the heart of Orange County, 303 West Katella, Orange, California, offers a premier medical office experience perfectly situated between UCI Medical Center, St. Joseph Hospital, and CHOC. This is a state-of-the-art, three-story facility designed for top-tier practices serving an affluent patient base. Meticulously renovated with high-image common areas, the building features elevator service, ample parking, and is just a short walk from local dining and shopping.

  • Lease rate does not include utilities, property expenses or building services
  • Office intensive layout
  • Fully Built-Out as Standard Office
  • Finished Ceilings: 8’
Space Size Term Rental Rate Space Use Build-Out Available
2nd Floor, Ste 201 3,425 SF 3 Years $30.60 /SF/YR $2.55 /SF/MO $104,805 /YR $8,734 /MO Office Full Build-Out Now
2nd Floor, Ste 203 688 SF 3 Years $34.20 /SF/YR $2.85 /SF/MO $23,530 /YR $1,961 /MO Office Full Build-Out Now
2nd Floor, Ste 204 1,720 SF 3 Years $34.20 /SF/YR $2.85 /SF/MO $58,824 /YR $4,902 /MO Office Full Build-Out Now

2nd Floor, Ste 201

Size
3,425 SF
Term
3 Years
Rental Rate
$30.60 /SF/YR $2.55 /SF/MO $104,805 /YR $8,734 /MO
Space Use
Office
Build-Out
Full Build-Out
Available
Now

2nd Floor, Ste 203

Size
688 SF
Term
3 Years
Rental Rate
$34.20 /SF/YR $2.85 /SF/MO $23,530 /YR $1,961 /MO
Space Use
Office
Build-Out
Full Build-Out
Available
Now

2nd Floor, Ste 204

Size
1,720 SF
Term
3 Years
Rental Rate
$34.20 /SF/YR $2.85 /SF/MO $58,824 /YR $4,902 /MO
Space Use
Office
Build-Out
Full Build-Out
Available
Now

2nd Floor, Ste 201

Size 3,425 SF
Term 3 Years
Rental Rate $30.60 /SF/YR
Space Use Office
Build-Out Full Build-Out
Available Now

Located in the heart of Orange County, 303 West Katella, Orange, California, offers a premier medical office experience perfectly situated between UCI Medical Center, St. Joseph Hospital, and CHOC. This is a state-of-the-art, three-story facility designed for top-tier practices serving an affluent patient base. Meticulously renovated with high-image common areas, the building features elevator service, ample parking, and is just a short walk from local dining and shopping.

  • Lease rate does not include utilities, property expenses or building services
  • Fully Built-Out as Standard Office
  • Office intensive layout
  • Finished Ceilings: 8’
  • Space is in Excellent Condition

2nd Floor, Ste 203

Size 688 SF
Term 3 Years
Rental Rate $34.20 /SF/YR
Space Use Office
Build-Out Full Build-Out
Available Now

Located in the heart of Orange County, 303 West Katella, Orange, California, offers a premier medical office experience perfectly situated between UCI Medical Center, St. Joseph Hospital, and CHOC. This is a state-of-the-art, three-story facility designed for top-tier practices serving an affluent patient base. Meticulously renovated with high-image common areas, the building features elevator service, ample parking, and is just a short walk from local dining and shopping.

  • Lease rate does not include utilities, property expenses or building services
  • Fully Built-Out as Standard Office
  • Office intensive layout
  • Finished Ceilings: 8’
  • Space is in Excellent Condition

2nd Floor, Ste 204

Size 1,720 SF
Term 3 Years
Rental Rate $34.20 /SF/YR
Space Use Office
Build-Out Full Build-Out
Available Now

Located in the heart of Orange County, 303 West Katella, Orange, California, offers a premier medical office experience perfectly situated between UCI Medical Center, St. Joseph Hospital, and CHOC. This is a state-of-the-art, three-story facility designed for top-tier practices serving an affluent patient base. Meticulously renovated with high-image common areas, the building features elevator service, ample parking, and is just a short walk from local dining and shopping.

  • Lease rate does not include utilities, property expenses or building services
  • Fully Built-Out as Standard Office
  • Office intensive layout
  • Finished Ceilings: 8’

Property Overview

303 W Katella Avenue is a three-story medical and professional office building featuring modern upgrades and a professional environment in Orange, California. The property underwent significant capital improvements, delivering a contemporary lobby with a waterfall feature, updated restrooms, and refreshed landscaping. The building houses a diverse tenant mix, including medical specialists and professional services, supported by amenities such as elevator access and ADA compliance. Located along the prominent Katella corridor, this asset offers excellent accessibility to Southern California’s key transportation arteries, including the 5, 57, and 22 Freeways. 303 W Katella Avenue's central location places occupants near major entertainment destinations like Angel Stadium and Honda Center, along with abundant retail and dining options that enhance convenience for visitors and employees alike. Build synergy with the nearby medical companies, including UCI Medical Center, St. Joseph Hospital, and CHOC Hospital, approximately 3 miles away. With healthcare-oriented infrastructure, abundant surface parking at approximately 5:1,000 square feet, and prominent exposure along a busy Orange County corridor, the property delivers a strong competitive advantage for office and medical users. For leasing information, contact Eddy Lin at Coastline Realty Management at (714) 722-7934.

  • Banking
  • Wheelchair Accessible
  • Air Conditioning

Property Facts

Building Type
Office
Year Built/Renovated
1978/2006
Building Height
3 Stories
Building Size
22,962 SF
Building Class
B
Typical Floor Size
7,095 SF
Unfinished Ceiling Height
10’
Parking
104 Surface Parking Spaces

Select Tenants

  • Floor
  • Tenant Name
  • Industry
  • 2nd
  • Ark 1 Automotive
  • Retailer
  • 2nd
  • Auto Facil Club
  • Finance and Insurance
  • 2nd
  • Glow Lift & Tone Medi Spa
  • Arts, Entertainment, and Recreation
  • 3rd
  • Ideal Medical Records, Inc.
  • Services
  • 2nd
  • Orange Motorcars
  • Retailer
  • 1st
  • Saltikov, Donald Cpa
  • Professional, Scientific, and Technical Services
  • 3rd
  • Sky Law Group
  • Professional, Scientific, and Technical Services
  • 3rd
  • TMC Windows and Doors
  • Retailer
  • 1st
  • US Bank
  • Finance and Insurance
  • 3rd
  • Zarei Neurology Medical Center
  • Health Care and Social Assistance
Moderately walkable
60/100
Exceptionally drivable
100/100
Some public transit
50/100
Moderately bikeable
60/100
  • Listing ID: 40234485

  • Date on Market: 4/21/2026

  • Last Updated:

  • Address: 303 W Katella Ave, Orange, CA 92867

Link copied
Your LoopNet account has been created!

Please Share Your Feedback

We welcome any feedback on how we can improve LoopNet to better serve your needs.
X
{{ getErrorText(feedbackForm.starRating, "rating") }}
255 character limit ({{ remainingChars() }} charactercharacters remainingover)
{{ getErrorText(feedbackForm.msg, "rating") }}
{{ getErrorText(feedbackForm.fname, "first name") }}
{{ getErrorText(feedbackForm.lname, "last name") }}
{{ getErrorText(feedbackForm.phone, "phone number") }}
{{ getErrorText(feedbackForm.phonex, "phone extension") }}
{{ getErrorText(feedbackForm.email, "email address") }}