Flex/Retail Investment
For Sale
$4,800,000
3501 S Mason, Fort Collins, CO 80525
Well-maintained flex/retail building with multiple separately metered tenant suites and large roll-up door access.
Property Size24,750 SF
Lot Size1.37 Acres
Price / SF$193.94
Days on Market54
Property Features for 3501 S Mason
General Information
Standard status
Active
Size
24,750 SF
Total Parking Spaces
66
Lot size
1.37 Acres
Property subtype
Commercial
Additional Details
Drive-In Doors
10
Building Details
Year Built
1972
Tenancy
Multi
Listing Agency:
Level Real Estate
(970) 692-1310
Listed By:
LUKE MCFETRIDGE · License #100043187
Source:
Corcoran
Added: Jun 9
Changed: Jul 10
Last Checked: Jul 31 at 6:18AM
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 Level Real Estate
Investment Insights
Based on property information with market context.
This flex/retail property totals 24,750 SF on 1.37 acres and is arranged for multiple occupants, with seven individual tenant spaces that are separately metered. The building is supported by ten 12-foot roll-up garage doors and 14 bathrooms. Parking for the site includes 66 reserved stalls, providing on-site options for tenant and customer use. Recent capital work includes HVAC and roof upgrades completed in 2020, exterior repainting in 2024, and a parking lot resurfacing in 2026.
The property is located at 3501-3509 Mason Street in Fort Collins, just off South College Avenue, offering straightforward access and strong day-to-day convenience for users of the space. Its multi-tenant configuration can also support an operator seeking a building with varied suite needs under one ownership structure.
For buyers, this asset combines a low-maintenance track record with practical flexibility, including the ability to operate seven separately metered spaces. The physical setup, with multiple roll-up doors and reserved parking, can support a range of flex-oriented businesses looking for functional loading and easy access for employees and clients.
The property is located at 3501-3509 Mason Street in Fort Collins, just off South College Avenue, offering straightforward access and strong day-to-day convenience for users of the space. Its multi-tenant configuration can also support an operator seeking a building with varied suite needs under one ownership structure.
For buyers, this asset combines a low-maintenance track record with practical flexibility, including the ability to operate seven separately metered spaces. The physical setup, with multiple roll-up doors and reserved parking, can support a range of flex-oriented businesses looking for functional loading and easy access for employees and clients.
Key Highlights
- 24,750 SF flex/retail building on 1.37 acres in Midtown Fort Collins (3501‑3509 Mason Street), built in 1972
- Seven separately metered tenant suites—each metered individually for flexible future use, including potential condo conversion
- Ten 12‑foot roll‑up garage doors plus large multi‑tenant configuration designed to support a range of tenants
Financial Insights For Retail
Simulate Cap Rate and NOI
NOI Build-Up
- 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.
| Component | $ | $/SF |
|---|---|---|
| Gross rent | $561.3k | $22.68 |
| − Vacancy | −$28.1k | −$1.13 |
| EGI | $533.3k | $21.55 |
| − OpEx | −$160.0k | −$6.46 |
| NOI | $373.3k | $15.08 |
24,750 SF · lease $22.68/SF/yr · vacancy 5.00% · expense 30.00%
Alternative Uses
Best Use
Retail
$5.33M
$4.67M – $6.22M
NOI $373,284 @ 7.0% cap · market cap 7.78%
Second Best
Warehouse
$4.32M
$3.78M – $5.04M
NOI $302,309 @ 7.0% cap · market cap 6.30%
Theoretical Best
Office A
$6.44M
$5.64M – $7.52M
NOI $451,143 @ 7.0% cap · market cap 9.40%
Zoning and permitted uses should be independently verified with authorities.
Property Analytics
Property Profile
Current Use
Lease Details
10
Drive-in doors
Multi-tenant
Tenancy
Location Intelligence
Trade Area within ½ mile
2,095
Businesses Nearby
Under-served
Demand for This Use
Explore this area
Business Placement
Demographics for 80525, CO
55,901
Population
25,144
Households
2.2
Avg Household Size
37
Median Age
59%
College-Educated
98%
High-School Grad
23.4 sq mi
ZIP Area
2,389
Density / Sq Mi
$93,349
Median Household Income
$48,876
Median Earnings
$1,744
Median Rent
$563,100
Median Home Value
Market
Vacancy Rate% for Industrial in West region
Questions? Ask Rey
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Similar Off Market Nearby
- Clean Eatz — 103 W Harvard St, Fort Collins, CO 80525
- Debbie's Dishes — 3030 s college ave, fort collins, co 80525
Frequently Asked Questions
What type of property is this?
Flex space - Well-maintained flex/retail building with multiple separately metered tenant suites and large roll-up door access.
Where is this flex space located?
The property is located at 3501 S Mason Fort Collins, CO.
What is the asking price?
The asking price for this property is $4,800,000.
What are key features of this property?
This property features: 24,750 SF flex/retail building on 1.37 acres in Midtown Fort Collins (3501‑3509 Mason Street), built in 1972; Seven separately metered tenant suites—each metered individually for flexible future use, including potential condo conversion; Ten 12‑foot roll‑up garage doors plus large multi‑tenant configuration designed to support a range of tenants
