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Longmont Flex R&D Space
For Lease
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1900 South Sunset Street, Longmont, CO 80501

Flex R&D Corporate Center space available for lease.

Space Size4,303 SF - 15,772 SF
Days on Market287

Property Features for 1900 South Sunset Street

General Information

Standard status Active
Size 4,303 SF - 15,772 SF
Property subtype Industrial

Spaces For Lease

at 1900 South Sunset Street Contact us

Suite 1-C

Size
4,303 SF
Type
Flex Space
Term
Negotiable
Rate
Contact for pricing
Contact us

Suite 1-F

Size
15,772 SF
Type
Flex Space
Term
Negotiable
Rate
Contact for pricing
Contact us
Listing Agency: Newmark | Denver
Listed By: Don Misner
Source: Nmrk
Added: Nov 24, 2025 Changed: Sep 6 Last Checked: Sep 7 at 5:23AM

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 Newmark | Denver

Investment Insights

Based on property information with market context.

Flex R&D Corporate Center space is available for lease at 1900 S Sunset St, Longmont, Colorado. The available square footage ranges from 4,303 to 15,772 square feet.

Key Highlights

  • Flex R&D Corporate Center Circle location
  • Located at 1900 S Sunset St Longmont, Colorado 80501
  • Available square footage 4,303 - 15,772 SF

Property Analytics

Current Use

3D at Depth, INC (Bike/Boat/Book/etc) Store PharMerica Pharmacy Creekside Business Park Business Park Sangat Knife Co Professional Services

Suggested Use

Top Pick Parking Lot & Garage Law Firm Grocery & Convenience Store (Bike/Boat/Book/etc) Store Furniture & Home Goods Barber Shop

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

614
Businesses Nearby

Demographics for 80501, CO

42,822
Population
19,173
Households
2.2
Avg Household Size
38
Median Age
39%
College-Educated
89%
High-School Grad
12.6 sq mi
ZIP Area
3,399
Density / Sq Mi
$77,705
Median Household Income
$42,599
Median Earnings
$1,586
Median Rent
$461,400
Median Home Value

Market

Lease Benchmarks for Longmont, CO

$14.27 /SF/Yr
Avg Asking Price
$10–$16 /SF/Yr
Price Range
3,141 SF
Avg Space Size

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
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Frequently Asked Questions

What type of property is this?
Office units - Flex R&D Corporate Center space available for lease.
Where is this office units located?
The property is located at 1900 South Sunset Street Longmont, CO.
What are key features of this property?
This property features: Flex R&D Corporate Center Circle location; Located at 1900 S Sunset St Longmont, Colorado 80501; Available square footage **4,303 - 15,772 SF**
More about this property
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