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Freestanding Flex Building
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390 Ponderosa Ave, Ontario, CA 91761

Office and warehouse configuration with grade-level access, on-site parking, and a private fenced yard.

Property Size11,342 SF
Price / SF$383.53
Days on Market123

Property Features for 390 Ponderosa Ave

General Information

Standard status Active
Size 11,342 SF
Total Parking Spaces 14
Property subtype INDUSTRIAL

Warehouse & Industrial

Clear Height 18 ft
Office Build-Out 2,600 SF
Drive-In Doors 2

Additional Details

Fenced Yard Yes

Amenities

GL doors
private fenced yard

Building Details

Buildings 1
Listing Agency: PYC Financial
Listed By: Paul Yang, MBA, CCIM, CIPS
Source: Moodyscre
Added: May 1 Changed: Aug 30 Last Checked: Aug 30 at 8:08AM

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 PYC Financial

Investment Insights

Based on property information with market context.

This freestanding flex property contains 11,342 square feet, including 2,600 square feet of office space. The building offers an 18-foot clear height and two grade-level doors, supporting a combination of office and industrial functions. A private fenced yard adds secured exterior area, while 14 parking stalls serve the property.

Located at 390 Ponderosa Ave in Ontario, California, the property is positioned within the 91761 ZIP code. Its mix of office area, warehouse volume, grade-level loading, parking, and fenced yard creates a practical format for flex-space operations.

Key Highlights

  • 11,342‑square‑foot freestanding flex building
  • 2,600 square feet of office space
  • 18' clear height

Financial Insights

Estimated NOI and Cap Rate

NOI = area × lease_rate × (100 − vacancy) / 100 × (1 − expense_ratio). Net Operating Income — what the owner takes home each year before mortgage payments and income tax. Effective rent (asking rent minus vacancy losses) minus operating costs (taxes, insurance, maintenance, management).
NOI / Yr
$169,762
Cap rate = NOI / list price × 100. Capitalization rate — annual return on a fully cash purchase, before financing. NOI divided by price. Higher means more income per dollar invested, but usually also more risk or older condition. 5–8% is typical for stabilized commercial property; double digits often signal distressed deals.
Cap Rate
3.90%
Suggested Prices Based on Cap Rates Cap rates vary significantly by property type, market, and asset quality. Typical U.S. stable-market ranges: Multifamily — 4.5% to 6.5% (Class A in primary markets often sub-5%; Class C in secondary markets 6%+) Industrial / Logistics — 5.0% to 7.0% (compressed heavily in recent years due to e-commerce demand) Office — 6.5% to 9%+ (wide spread post-2020; CBD Class A vs. suburban Class B varies dramatically) Retail — 5.5% to 8.5% (grocery-anchored on the low end, unanchored strip centers higher) Hospitality / Hotels — 7.5% to 10%+ (higher due to operational risk) Self-Storage — 5.5% to 7.5% Medical Office — 6.0% to 7.5% Net Lease (single tenant, credit) — 5.0% to 7.0% depending on tenant credit and lease term Rules of thumb: Primary markets (NYC, SF, LA, Boston, DC) trade at lower cap rates than secondary/tertiary markets, often by 100–200 bps (bps, aka basis points; 1 bp = 0.01%). Class A assets trade ~50–150 bps tighter than Class B, and Class B tighter than Class C. Cap rates move inversely with price — a lower cap rate means a higher price for the same NOI. Spread to the 10-year Treasury is a common benchmark; historically 200–400 bps over the 10-year.
Cap Rate 5%
$3,395,240 $3.4M
Cap Rate 7%
$2,425,171 $2.4M
Cap Rate 9%
$1,886,244 $1.9M
Market Conditions
NOI Build-Up for 11,342 SF Vacancy — income lost from leasable area expected to sit empty during the year, subtracted from gross rent. EGI (Effective Gross Income) — gross rent minus vacancy losses, the realistic income before paying operating costs. OpEx (Operating Expenses) — recurring costs to operate the property (property tax, insurance, utilities, maintenance, management); excludes financing and capital improvements. NOI (Net Operating Income) — income a property generates after operating costs but before financing and taxes.
Gross rent
$216.4K $19.08/SF
− Vacancy
−$16.7K −$1.47/SF
EGI
$199.7K $17.61/SF
− OpEx
−$30.0K −$2.64/SF
NOI
$169.8K $14.97/SF
Area
Ontario, CA
Vacancy
7.71%
Lease Rate
$19.08 /SF/Yr
Expense Ratio
15.00%
Simulate Cap Rate and NOI
Suggested Prices Based on Cap Rates Cap rates vary significantly by property type, market, and asset quality. Typical U.S. stable-market ranges: Multifamily — 4.5% to 6.5% (Class A in primary markets often sub-5%; Class C in secondary markets 6%+) Industrial / Logistics — 5.0% to 7.0% (compressed heavily in recent years due to e-commerce demand) Office — 6.5% to 9%+ (wide spread post-2020; CBD Class A vs. suburban Class B varies dramatically) Retail — 5.5% to 8.5% (grocery-anchored on the low end, unanchored strip centers higher) Hospitality / Hotels — 7.5% to 10%+ (higher due to operational risk) Self-Storage — 5.5% to 7.5% Medical Office — 6.0% to 7.5% Net Lease (single tenant, credit) — 5.0% to 7.0% depending on tenant credit and lease term Rules of thumb: Primary markets (NYC, SF, LA, Boston, DC) trade at lower cap rates than secondary/tertiary markets, often by 100–200 bps (bps, aka basis points; 1 bp = 0.01%). Class A assets trade ~50–150 bps tighter than Class B, and Class B tighter than Class C. Cap rates move inversely with price — a lower cap rate means a higher price for the same NOI. Spread to the 10-year Treasury is a common benchmark; historically 200–400 bps over the 10-year.
Cap Rate 5%
$3,395,240
Cap Rate 7%
$2,425,171
Cap Rate 9%
$1,886,244

Alternative Uses

Best Use
Warehouse
$2.43M
$2.12M – $2.83M (±1% cap)
NOI $169,762 @ 7.0% cap · market cap 3.90%
Second Best
Industrial
$2.00M
$1.75M – $2.33M (±1% cap)
NOI $139,804 @ 7.0% cap · market cap 3.21%
Theoretical Best
Specialty Retail
$2.93M
$2.57M – $3.42M (±1% cap)
NOI $205,339 @ 7.0% cap · market cap 4.72%
Zoning and permitted uses should be independently verified with authorities.

Property Analytics

Current Use

Unique Industries Industrial Manufacturer

Suggested Use

Top Pick Veterinary Clinic Plumbing Service Daycare Center Pet Grooming Service (Bike/Boat/Book/etc) Store Carpet & Flooring 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

18 ft
Clear height
2
Drive-in doors
Yes
Fenced yard

Location Intelligence

Trade Area within ½ mile

1,581
Businesses Nearby
Well-served
Demand for This Use

Demographics for 91761, CA

60,306
Population
18,309
Households
3.3
Avg Household Size
35
Median Age
21%
College-Educated
81%
High-School Grad
28.5 sq mi
ZIP Area
2,116
Density / Sq Mi
$97,396
Median Household Income
$44,493
Median Earnings
$2,015
Median Rent
$590,000
Median Home Value

Market

Vacancy Rate% for Industrial in West region

3.7% 2019
4.3% 2020
2.6% 2021
2.5% 2022
4.8% 2023
6.9% 2024
7.9% 2025
Rey
Questions? Ask Rey
Realmo’s AI knows this listing — price, zoning, demand, history. Ask anything.

Similar Off Market Nearby

  • Cutting Edge Catering 3210 E Guasti Rd, Ontario, CA 91761
  • Bless'd Tacos Catering 3400 Inland Empire Blvd #101, Ontario, CA 91764
  • A Tasty Combination, Catering and Entertainment Company 1028 Turner Ave, Ontario, CA 91764

Frequently Asked Questions

What type of property is this?
Flex space - Office and warehouse configuration with grade-level access, on-site parking, and a private fenced yard.
Where is this flex space located?
The property is located at 390 Ponderosa Ave Ontario, CA.
What is the asking price?
The asking price for this property is $4,350,000.
What are key features of this property?
This property features: 11,342‑square‑foot freestanding flex building; 2,600 square feet of office space; 18' clear height
(909) 569-2960 Call to check price and availability
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