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Upland Office and Medical Space
For Lease
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400 N Mountain Ave, Upland, CA 91786

Office and medical space for rent with ample parking.

Space Size230 SF - 5,974 SF
Property Size41,732 SF
Days on Market322

Property Features for 400 N Mountain Ave

General Information

Standard status Active
Size 230 SF - 5,974 SF
Class B
Property subtype Office
Lease Term Full Service; MG

Building Details

Building Size 41,732 SF
Year Built 1987

Spaces For Lease

at 400 N Mountain Ave Contact us

229

Size
257 SF
Type
Office Building
Term
Negotiable
Rate
Contact for pricing
Contact us

230

Size
257 SF
Type
Office Building
Term
Negotiable
Rate
Contact for pricing
Contact us

231

Size
230 SF
Type
Office Building
Term
Negotiable
Rate
Contact for pricing
Contact us

233

Size
257 SF
Type
Office Building
Term
Negotiable
Rate
Contact for pricing
Contact us

234

Size
257 SF
Type
Office Building
Term
Negotiable
Rate
Contact for pricing
Contact us

101 $2.25/SF/Mo

Size
5,974 SF
Type
Office Building
Term
Negotiable
Contact us

211 $2.50/SF/Mo

Size
1,595 SF
Type
Office Building
Term
Negotiable
Contact us

215 $2.50/SF/Mo

Size
1,815 SF
Type
Office Building
Term
Negotiable
Contact us

249 $2.50/SF/Mo

Size
555 SF
Type
Office Building
Term
Negotiable
Contact us

300 $2.25/SF/Mo

Size
2,500 SF
Type
Office Building
Term
Negotiable
Contact us
Listing Agency: Lee & Associates
Listed By: Brian Melkesian · License #CalDRE #01839590
Source: Lee-associates
Added: Sep 25, 2025 Changed: Aug 9 Last Checked: Aug 9 at 8:55PM

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 Lee & Associates

Investment Insights

Based on property information with market context.

This property offers office and medical spaces with a reception area, four offices, and a break area. It is elevator-served and features heavy parking with easy access. Executive suites are available. The location is surrounded by numerous retail amenities and provides close proximity to the 10 and 210 Freeways. The property is suitable for both office and medical uses.

Key Highlights

  • Ideal for office and medical uses.
  • Heavy parking with easy access.
  • Elevator served.

Property Analytics

Current Use

C.E. Solar A Division ... Production Facility Troy Young, PT Physician Walsh Michael F Law Firm Law Offices of Karen ... Law Firm Reeder & Associates - Business ... Law Firm

Suggested Use

Top Pick Parking Lot & Garage Hotel & Motel Veterinary Clinic (Bike/Boat/Book/etc) Store Florist Bed & Breakfast

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

2,373
Businesses Nearby

Demographics for 91786, CA

55,763
Population
20,094
Households
2.8
Avg Household Size
36
Median Age
30%
College-Educated
88%
High-School Grad
8.9 sq mi
ZIP Area
6,266
Density / Sq Mi
$86,961
Median Household Income
$43,050
Median Earnings
$1,923
Median Rent
$607,100
Median Home Value

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
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Frequently Asked Questions

What type of property is this?
Office units - Office and medical space for rent with ample parking.
Where is this office units located?
The property is located at 400 N Mountain Ave Upland, CA.
What are key features of this property?
This property features: Ideal for office and medical uses.; Heavy parking with easy access.; Elevator served.
More about this property
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