Medical office space · data as of September 2026
303 W Katella Ave, Orange US Bank Bldg
4 medical office spaces listed, 6,521 SF in all, largest 3,425 SF (about 5 to 8 exam rooms). Four of them are vacant now. Asking $1.95/SF/mo, lease structure not stated.
Listed spaces at 303 W Katella Ave
| Space | Use | Term |
|---|---|---|
| Suite 201 · 3,425 SF · available now | Medical | 3 Years |
| Suite 204 · 1,720 SF · available now | Medical | 3 Years |
| Suite 203 · 688 SF · available now | Medical | Negotiable |
| Suite 203 · 688 SF · available now | Medical | 3 Years |
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
- 6,521 SF
- Largest space
- 3,425 SF
- Fits
- ~5–8 rooms
- Vacant now
- 4 of 4
Asking rent and building facts
Asking rent
- Lease type not stated$1.95/SF/mobuilding asking range
East Orange for comparison
- Modified Gross$2.40–$4.00/SF/mo4 buildings
- Full Service$1.50–$2.49/SF/mo1 building
- Gross + Electric$2.00/SF/mo1 building
- NNN$3.90/SF/mo1 building
- Lease type not stated$1.95/SF/mo1 building
Lowest to highest published building asking rents in East Orange, 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
- Built1978, renovated 2006
- Stories3
- Rentable building area22,962 SF
- Parking ratio4.89 per 1,000 SF
- Leased72%
Hospitals near 303 W Katella Ave
- Providence St. Joseph Hospital, Orange1.9 mi
- Children's Hospital of Orange County (children's), Orange2.1 mi
- Healthbridge Children's Hospital - Orange (children's), Orange2.2 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 East Orange
- 1018-1046 N Tustin St El Patio 2,685 SF · $2.00/SF/mo
- 172 N Tustin St Courtyard Professional Office Bldg 1,769 SF · $2.40–$3.10/SF/mo
- 280 S Main St Main Street Medical Campus II 19,367 SF
- 725 W La Veta Ave 3,900 SF · $4.00/SF/mo
See every building in the East Orange trade area guide.
Questions about 303 W Katella Ave
What medical office space is available at 303 W Katella Ave?
303 W Katella Ave in Orange lists 4 medical office spaces, 6,521 SF in all, as of September 2026: Suite 201 · 3,425 SF · available now, Suite 204 · 1,720 SF · available now, Suite 203 · 688 SF · available now, Suite 203 · 688 SF · available now. Sizes are rentable square feet. Of those, four are vacant now.
What is the asking rent at 303 W Katella Ave?
$1.95/SF/mo, as published for this Class B building, built in 1978 (renovated 2006).
How many exam rooms fit in the largest space at 303 W Katella Ave?
About 5 to 8. The largest listed space is 3,425 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 1978, renovated 2006.
Which hospitals are near 303 W Katella Ave?
Providence St. Joseph Hospital is the closest, 1.9 miles away. Also nearby: Children's Hospital of Orange County (children's), Orange, 2.1 miles; Healthbridge Children's Hospital - Orange (children's), Orange, 2.2 miles. Distances are straight-line miles to each hospital's address on the CMS hospital list.
Is the availability at 303 W 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 303 W Katella Ave
Send your size and timing. Live availability and terms for this building come back within one business day.
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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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