Warehouse Flex Building For Sale

4725 Nautilus S, Boulder, CO 80301

View on Map

For Sale

$3,900,000

21,940 SF warehouse/flex building in Gunbarrel shopping district.

Type:Commercial

Property size:

21,940 SF

Lot size:

1.54 Acres

Price / SF:

$177/SF

HighLights

21,940 SF Warehouse Flex Building Ideal for Owner User
High Power Capacity: 2,100A 240V 3‑Phase Power
Features both Dock and Drive‑In Loading
Full HVAC Throughout Most of the Building
Ample Parking: 43 Spaces on 1.54 Acres
Convenient Location: Next to Breweries in Central Gunbarrel Shopping District

We can help!

Listing Contact

MICHAEL-RYAN MCCARTY

For Sale

$3,900,000

21,940 SF warehouse/flex building in Gunbarrel shopping district.

Type:Commercial

Property size:

21,940 SF

Lot size:

1.54 Acres

Price / SF:

$177/SF

Added:: Jan 29, 2026
Days on Market:: 141
Last Refresh:: Apr 5 at 8:22 pm

Property Features for 4725 Nautilus S

General Information

Standard status: Active
Size: 21,940 SF
Lot size: 1.54 Acres
Property subtype: Commercial

Building Details

Year Built: 1979

We can help!

Listing Contact

MICHAEL-RYAN MCCARTY

Listing agent MICHAEL-RYAN MCCARTY License #FA.040029628

Listing office Gibbons-White, Inc.

Listing date Jan 29, 2026

Source Corcoran

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 Gibbons-White, Inc.

HighLights

21,940 SF Warehouse Flex Building Ideal for Owner User
High Power Capacity: 2,100A 240V 3‑Phase Power
Features both Dock and Drive‑In Loading
Full HVAC Throughout Most of the Building
Ample Parking: 43 Spaces on 1.54 Acres
Convenient Location: Next to Breweries in Central Gunbarrel Shopping District

Overview

This 21,940 square foot warehouse flex building is available for sale or lease. The entire building is available for an owner user. It is a clean industrial flex building with 2,100 Amps of 240 Volt 3-Phase power. Loading is facilitated by a dock and drive-in doors. The building features full HVAC throughout most of the space and a 13-foot ceiling clear height. There are 43 parking spaces available on the 1.54 acre (67,018 square foot) lot. The property is located in the central Gunbarrel shopping district, next to several breweries.

Local Financial Insights For Warehouse

Simulate Cap Rate and NOI

NOI Build-Up

Component	$	$/SF
Gross rent	$302.8k	$13.80
− Vacancy	−$23.3k	−$1.06
EGI	$279.5k	$12.74
− OpEx	−$41.9k	−$1.91
NOI	$237.5k	$10.83

21,940 SF · lease $13.80/SF/yr · vacancy 7.70% · expense 15.00%

Alternative Uses

Best Use

Warehouse

$3.39M

$2.97M – $3.96M (±1% cap)

NOI $237,540 @ 7.0% cap · market cap 6.09%

Second Best

Flex RnD

$2.96M

$2.59M – $3.45M (±1% cap)

NOI $206,899 @ 7.0% cap · market cap 5.31%

Theoretical Best

Office A

$7.41M

$6.49M – $8.65M (±1% cap)

NOI $518,978 @ 7.0% cap · market cap 13.31%

Zoning and permitted uses should be independently verified with local authorities.

Property Profile Location Intelligence

Current Use by Public Records

BioLoomics Corporate Office Macheath Industries Construction Company

Suggested Use

Similar Places Nearby

The Secret Ingredient Personal Chef Service — 6465 Outrigger Ct, Boulder, CO 80301

Location Insight

Map
Local Demand

City: Boulder
County: Boulder
State: Colorado
Longitude: -105.2059151
Latitude: 40.06067

Nearby Similar for Sale

$650,000

Modern Office Condo with Garage Parking

Move-in ready office condo with reception, conference room, private offices, kitchenette, restroom, and four dedicated garage spaces.

2930 Broadway St, Boulder, CO 80304

View Details
$4,800,000

14,466 SF

Renovated Office Building with Courtyard

Fully leased, renovated office building near downtown Boulder with courtyard.

207 Canyon Blvd, Boulder, CO 80302

View Details
$6,500,000

19,368 SF

Student Housing Development Opportunity

Development opportunity near CU Campus with high-density zoning.

1200 28th St, Boulder, CO 80303

View Details
$3,073,500

Medical/Professional Office Building For Sale

Medical/Professional office building in Gunbarrel setting, Boulder, Colorado.

7490 Clubhouse Rd, Boulder, CO 80301

View Details
$3,841,000

East Boulder Office Building For Sale

Office building near Flatirons Golf Course with tenant mix.

5600 Arapahoe Ave, Boulder, CO 80303

View Details
$515,000

1,082 SF

Retail Condo in Boulder, Colorado

Retail condo operating as a dispensary, leased through 2026.

5420 Arapahoe Ave, Boulder, CO 80303

View Details
$8,000,000

13,657 SF

Mixed-Use Live/Work Redevelopment Parcel

Redevelopment site with two medical offices and a conceptual live/work and retail mixed-use plan.

1120 Alpine Ave, Boulder, CO 80304

View Details
$2,750,000

4,870 SF

SINGLE_FAMILY - Boulder, CO

3011 Broadway St, Boulder, CO 80304

View Details
$415,000

1,224 SF

Boulder Commercial Condo Unit For Sale

1,224 SF commercial condo with office, retail, and fitness potential.

5420 Arapahoe Ave, Boulder, CO 80303

View Details
$9,900,000

Mid-Century Office Building Conversion Opportunity

Three-story office building suitable for multifamily or student housing conversion.

2995 Baseline Rd, Boulder, CO 80303

View Details
$1,365,000

Versatile Office Building Near Boulder

Six-unit office building in a desirable Boulder location.

6662 Gunpark Dr, Boulder, CO 80301

View Details
$799,000

1,044 SF

Downtown Boulder Office Redevelopment Opportunity

Historic office building in downtown Boulder with redevelopment potential.

1733 Canyon Blvd, Boulder, CO 80302

View Details

For sale
Flex space
CO
Boulder
80301
4725 Nautilus S

What type of property is this?

Flex space - 21,940 SF warehouse/flex building in Gunbarrel shopping district.

Where is this flex space located?

The property is located at 4725 Nautilus S Boulder, CO.

What is the asking price?

The asking price for this property is $3,900,000.

What are key features of this property?

This property features: 21,940 SF Warehouse Flex Building Ideal for Owner User; High Power Capacity: 2,100A 240V 3‑Phase Power; Features both Dock and Drive‑In Loading