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Medical Office Sublease Available
For Lease
Contact for pricing

11100 Warner Ave, Fountain Valley, CA

Sublease available through January 31, 2026, featuring multiple exam rooms.

Space Size864 SF - 2,126 SF
Lot Size3.79 Acres
Days on Market324

Property Features for 11100 Warner Ave

General Information

Standard status Active
Size 864 SF - 2,126 SF
Lot size 3.79 Acres
Property subtype OFFICE

Spaces For Lease

at 11100 Warner Ave Contact us

11100 Warner Ave

Floor
1
Size
1,089 SF
Type
OFFICE
Rate
Contact for pricing
Availability
AVAILABLE, Now
Sublease
No
Former neurology office space.
Contact us

11100 Warner Ave

Floor
2
Size
1,362 SF
Type
OFFICE
Rate
Contact for pricing
Availability
AVAILABLE, Now
Sublease
No
Second floor medical office space. Improved former gastro.
Contact us

11100 Warner Ave

Floor
2
Size
1,351 SF
Type
OFFICE
Rate
Contact for pricing
Availability
AVAILABLE, Now
Sublease
No
Second floor medical office space. Shell condition.
Contact us

11100 Warner Ave

Floor
2
Size
1,519 SF
Type
OFFICE
Rate
Contact for pricing
Availability
AVAILABLE, Now
Sublease
No
Second floor medical office space. Shell condition.
Contact us

11100 Warner Ave

Floor
2
Size
1,660 SF
Type
OFFICE
Rate
Contact for pricing
Availability
AVAILABLE, Now
Sublease
No
Second floor medical office space. Shell condition.
Contact us

11100 Warner Ave

Floor
2
Size
864 SF
Type
OFFICE
Rate
Contact for pricing
Availability
AVAILABLE, Now
Sublease
No
Second floor medical office space. Shell condition.
Contact us

11100 Warner Ave

Floor
3
Size
1,118 SF
Type
OFFICE
Rate
Contact for pricing
Availability
AVAILABLE, Now
Sublease
No
Third floor medical office space. New improvements.
Contact us

11100 Warner Ave

Floor
3
Size
2,076 SF
Type
OFFICE
Rate
Contact for pricing
Availability
AVAILABLE, Now
Sublease
No
Third floor medical office space. Shell condition.
Contact us

11100 Warner Ave

Floor
3
Size
1,809 SF
Type
OFFICE
Rate
Contact for pricing
Availability
AVAILABLE, Now
Sublease
No
Third floor medical office space. Suites 300 and 302-304 are contiguous totaling...
show more
Contact us

11100 Warner Ave

Floor
3
Size
2,126 SF
Type
OFFICE
Rate
Contact for pricing
Availability
AVAILABLE, Now
Sublease
No
Third floor medical office space. Suites 300, 302, and 304 are contiguous to 3,935...
show more
Contact us

11100 Warner Ave

Floor
3
Size
1,095 SF
Type
OFFICE
Rate
Contact for pricing
Availability
AVAILABLE, Now
Sublease
No
Third floor medical office space.
Contact us

11100 Warner Ave

Floor
2
Size
1,822 SF
Type
OFFICE
Rate
Contact for pricing
Availability
AVAILABLE, On Available Date
Sublease
No
Second floor medical office space. Shell condition.
Contact us
Listing Agency: Colliers
Listed By: Aaron Phillips · License #00936845
Source: Moodyscre
Added: Sep 19, 2025 Changed: Aug 8 Last Checked: Aug 8 at 4:57AM

Displayed information is deemed reliable but is not guaranteed and should be independently verified. All listing content including descriptions, pricing, images are the copyrighted material of Colliers

Investment Insights

Based on property information with market context.

This property, available for sublease through January 31, 2026, is configured as a medical office. The layout includes five exam rooms equipped with sinks and cabinets, along with four additional rooms without sinks. A break room and a lab station situated in an open area are also present. The office space features a reception area and a lobby. The property size is 1872 square feet.

Key Highlights

  • Sublease through 01/31/2026
  • Features five (5) exam rooms with sink and cabinets
  • Four (4) rooms without sink

Property Analytics

Current Use

Medical Office Space

Suggested Use

Top Pick Real Estate Agency Restaurant Hair Salon Barber Shop Law Firm Grocery & Convenience Store

Score = modeled unmet demand for each use within ~1 mi (higher = bigger opportunity). Zoning and permitted uses should be independently verified with local authorities.

Lease Details

NNN (Triple Net)
Lease Type

Location Intelligence

Trade Area within ½ mile

1,947
Businesses Nearby
Under-served
Demand for This Use

Market

Vacancy Rate% for Office in West region

11% 2019
14.1% 2020
15.5% 2021
17.2% 2022
19.9% 2023
21% 2024
20.8% 2025
Rey
Questions? Ask Rey
Realmo’s AI knows this listing — price, zoning, demand, history. Ask anything.

Similar Off Market Nearby

  • Antech Diagnostics 17620 Mt Herrmann St, Fountain Valley, CA 92708
  • Mile Square Animal Hospital 11362 Warner Ave STE A, Fountain Valley, CA 92708
  • Hemopet 10644 El Picador Cir, Fountain Valley, CA 92708

Frequently Asked Questions

What type of property is this?
Medical Office Space - Sublease available through January 31, 2026, featuring multiple exam rooms.
Where is this medical office space located?
The property is located at 11100 Warner Ave Fountain Valley, CA.
What are key features of this property?
This property features: Sublease through 01/31/2026; Features five (5) exam rooms with sink and cabinets; Four (4) rooms without sink
(949) 724-5528 Call to check price and availability
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