Medical office space · data as of September 2026
5255 Katella Ave, Cypress
1 medical office space listed, 31,585 SF in all, largest 31,585 SF (about 52 to 82 exam rooms). It's vacant now. The landlord quotes rent on request.
Listed spaces at 5255 Katella Ave
| Space | Use | Term |
|---|---|---|
| Floor 1 (full floor) · 5,000 to 31,585 SF · available now | Office/Medical | Negotiable |
Sizes are rentable square feet. Listed with the building as of September 2026. Availability, asking terms and tenant improvement allowance are confirmed with the landlord before any tour.
- Medical space listed
- 31,585 SF
- Largest space
- 31,585 SF
- Fits
- ~52–82 rooms
- Vacant now
- 1 of 1
Asking rent and building facts
Asking rent
The landlord withholds pricing for this building and quotes on request. In Los Alamitos, Cypress and Seal Beach, 2 of 13 buildings do the same.
Los Alamitos, Cypress and Seal Beach for comparison
- NNN$2.20–$2.85/SF/mo5 buildings
- Full Service$2.50–$5.59/SF/mo4 buildings
- Modified Gross$3.00–$3.50/SF/mo2 buildings
Lowest to highest published building asking rents in Los Alamitos, Cypress and Seal Beach, grouped by lease structure. Full Service includes operating costs and utilities; NNN adds taxes, insurance and common-area costs; Modified Gross splits them.
Building
- Building classClass B
- Built2025
- Stories2
- Rentable building area31,585 SF
- Parking ratio3.10 per 1,000 SF
- Leased0%
Hospitals near 5255 Katella Ave
- UCI Health - Los Alamitos, Los Alamitos1.5 mi
- Anaheim Community Hospital, Anaheim2.2 mi
- West Anaheim Medical Center, Anaheim2.9 mi
Straight-line miles from the Census Bureau geocode of each hospital's address on the CMS hospital list.
Other buildings with medical space in Los Alamitos, Cypress and Seal Beach
- 5122 Katella Ave Siboney Professional Bldg 546 SF · $2.50/SF/mo
- 10601 Walker St Los Alpress Medical Building 1,759 SF · $2.85/SF/mo
- 4272-4390 Katella Ave 4,560 SF · $2.75/SF/mo
- 4281 Katella Ave Katella Corporate Center 2,952 SF · $3.05–$3.25/SF/mo
See every building in the Los Alamitos, Cypress and Seal Beach trade area guide.
Questions about 5255 Katella Ave
What medical office space is available at 5255 Katella Ave?
5255 Katella Ave in Cypress lists 1 medical office space, 31,585 SF in all, as of September 2026: Floor 1 (full floor) · 5,000 to 31,585 SF · available now. Sizes are rentable square feet.
What is the asking rent at 5255 Katella Ave?
Not published. The landlord quotes on request, once the size and use are known.
How many exam rooms fit in the largest space at 5255 Katella Ave?
About 52 to 82. The largest listed space is 31,585 SF, and planning runs 385 to 600 rentable SF per exam room (350 to 500 usable, plus a 10% to 20% load factor, the share of common areas billed to each tenant). Plumbing, ADA restrooms and HVAC decide whether that count works in a building that wasn't built for exam rooms. This one dates to 2025.
Which hospitals are near 5255 Katella Ave?
UCI Health - Los Alamitos is the closest, 1.5 miles away. Also nearby: Anaheim Community Hospital, Anaheim, 2.2 miles; West Anaheim Medical Center, Anaheim, 2.9 miles. Distances are straight-line miles to each hospital's address on the CMS hospital list.
Is the availability at 5255 Katella Ave current?
It's from the September 2026 survey of medical office availability. Availability, rent and tenant improvement allowance are confirmed with the landlord before any tour.
Ask about 5255 Katella Ave
Send your size and timing. Live availability and terms for this building come back within one business day.
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We typically reply within one business day. Prefer to talk now? Call (619) 796-3390.
Your advisor
Jamal Brown
Real Estate Broker · CA DRE #01780052
Jamal has spent more than 23 years in commercial real estate and has negotiated and audited more than 1,000 leases. He represents medical practices as tenants and buyers, never landlords, across Los Angeles, Orange County, San Diego and the Inland Empire. Every request sent through this site gets a reply within one business day.
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