Commercial for Sale: 3501 S Mason St, Fort Collins, CO 80525

mls #1061308
$4,800,000
$4,800,000
3501 S Mason St, Fort Collins, CO 80525
mls #1061308
$4,800,000
Remove from
FavoritesAdd to
Favorites		 Add to
Trip Map		 Hide Share or
Email
Price:
$4,800,000
Est. payment: Skip to Mortgage Calculator

Get Pre-Approved

Type Commercial
Lot Size 1.37 acres
Year Built 1972
City Fort Collins
County Larimer
School District Poudre
Subdivision South Mesa
MLS 1061308
Status Active
DOM 119 days
This rare 24,750 SF flex/retail asset presents a unique opportunity to own a high-quality, well-maintained property in the heart of Midtown Fort Collins. Situated on 1.37 acres just off South College Avenue, this property offers exceptional access, visibility, and long-term upside in one of Northern Colorado's most sought-after markets. The property is comprised of seven individual tenants, each separately metered, allowing for future condo conversion potential. Featuring ten 12-foot roll-up garage doors, 14 bathrooms, and 66 reserved parking stalls, the site is thoughtfully configured to accommodate a wide range of tenants. Recent capital improvements include HVAC and roof upgrades (2020), parking lot resurface (2026) and exterior repaint in 2024. With strong fundamentals, low-maintenance profile, and built-in future flexibility, 3501-3509 Mason Street offers a great opportunity in a premier Fort Collins location.

Room Features

Basement None

Lot & Building Features

Appliances No Inclusions
Heating Forced Air
Cooling Central Air
Sewer Public Sewer
Water City
Lot Alley, City Limits, Fire Hydrant within 500 Feet, Street Light, Curbs, Sidewalks, Level, Gutters, Paved

Price History of 3501 S Mason St, Fort Collins, CO

Date Name Price Difference
06/09/2026 Listing Price $4,800,000 N/A
*Information provided by REWS for your reference only. The accuracy of this information cannot be verified and is not guaranteed.

Open new tab for directions to this property
Map of 3501 S Mason St, Fort Collins, CO

Location Map Street View

Inquire About This Property

By providing Grey Rock Realty with your contact information, you acknowledge and agree to our privacy policy and consent to receiving marketing communications, including calls, texts and emails. This consent isn’t necessary for purchasing any products or services and you may opt out at any time. To opt out from texts, you can reply, ‘stop’ at any time, to opt out from emails, you can click on the unsubscribe link in the email. Message and data rates may apply. 

Photo of

By providing Grey Rock Realty with your contact information, you acknowledge and agree to our privacy policy and consent to receiving marketing communications, including calls, texts and emails. This consent isn’t necessary for purchasing any products or services and you may opt out at any time. To opt out from texts, you can reply, ‘stop’ at any time, to opt out from emails, you can click on the unsubscribe link in the email. Message and data rates may apply. 

Listed by Level Real Estate, Luke McFetridge & Thomas Kaiser 970-692-1310
$
20%
2.2080208333333%
6.75%
$
$
$
Monthly Payment
Principal & Interest
Monthly Taxes
Monthly HOA
Monthly Home Ins.
Monthly PMI
Browse By Area

3501 S Mason St (MLS #1061308) is a commercial listing located in Fort Collins, CO. This is a commercial listing with a lot of 59,677 sqft (or 1.37 acres). This property was listed on 06/09/2026 and has been priced for sale at $4,800,000.

Nearby zip codes are 80521, 80524, 80526 and 80528.

Listing Last updated . Some properties which appear for sale on this web site may subsequently have sold or may no longer be available. Walk Score map and data provided by Walk Score. Google map provided by Google. Bing map provided by Microsoft Corporation.

All information provided is deemed reliable but is not guaranteed and should be independently verified.

Listing information courtesy of: Level Real Estate

Information source: Information and Real Estate Services, LLC. Provided for limited non-commercial use only under IRES Rules. © Copyright IRES 2026

IRES MLS

Listing data and photos provided IRES and distributed by MLS GRID. Member Participants (and their affiliated licensees, if applicable) shall indicate on their websites that IDX information is provided exclusively for consumers’ personal non-commercial use, that it may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing, that the data is deemed reliable but is not guaranteed by MLS GRID, and that the use of the MLS GRID Data may be subject to an end user license agreement prescribed by the Member Participant’s applicable MLS if any and as amended from time to time. MLS GRID may, at its discretion, require use of other disclaimers as necessary to protect Member Participant, and/or their MLS from liability. Based on information submitted to the MLS GRID. All data is obtained from various sources and may not have been verified by broker or MLS GRID. Supplied Open House Information is subject to change without notice. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information.