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Corner Penthouse with Rooftop Terrace
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450 E 17th Ave, Denver, CO 80203

A C-MX-8 corner penthouse with expansive windows and a rooftop terrace, flexible for live-work or boutique office use.

Property Size4,035 SF
Price / SF$345.72
Days on Market98

Property Features for 450 E 17th Ave

General Information

Standard status Active
Size 4,035 SF
Class A
Total Parking Spaces 20
Property subtype Office
Zoning C-MX-8 zoning hybrid use
Lease Type NNN
Investment Type Owner/User

Building Details

Year Built 2006
Year Renovated 2016
Buildings 1
Tenancy Single
Listing Agency: Heirloom Real Estate Group
Listed By: Monica Van Matre · License #ER40047020
Source: Crexi
Added: Jul 1 Changed: Oct 3 Last Checked: Oct 5 at 5:43PM

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 Heirloom Real Estate Group

Investment Insights

Based on property information with market context.

This top-floor corner penthouse offers an expansive layout in a distinctive architectural setting, with large windows designed to bring in natural light from multiple angles. The space is described as an office that can be adapted to a private residence while retaining the integrity of the original design. A rooftop terrace extends the usable outdoor space for entertaining or client-facing gatherings, and the corner positioning is intended to deliver open city views.

Located at 450 E 17th Ave in Denver’s Uptown area, the property is positioned near dining, cultural attractions, and everyday amenities commonly sought by both tenants and owner-occupants. Access to the broader Uptown corridor is part of the appeal for those looking for a walkable setting where work and lifestyle needs can overlap. The seller notes that taxes are currently at a commercial rate and may be recalculated based on use.

The C-MX-8 zoning provides flexibility for a luxury residential setup, a sophisticated live-work environment, or boutique office use. Declarations reportedly allow subdivision of the unit with approval, which may support different occupancy strategies for buyers or operators. Designed by Don Ruggles, the residence-office concept also suits users who value a distinctive, light-filled interior with an outdoor terrace component.

Key Highlights

  • 4,000 SF corner penthouse at 450 E 17th, built in 2006 with expansive windows and cityscape views
  • C‑MX‑8 zoning offers flexibility for luxury residential, live‑work, or boutique office use
  • Includes an outdoor rooftop terrace for entertaining or hosting gatherings

Financial Insights

Estimated NOI and Cap Rate

NOI / Yr
$59,121
Cap Rate
4.24%
Suggested Prices Based on Cap Rates
Cap Rate 5%
$1,182,420 $1.2M
Cap Rate 7%
$844,586 $844.6K
Cap Rate 9%
$656,900 $656.9K
Market Conditions
NOI Build-Up for 4,035 SF
Gross rent
$106.5K $26.40/SF
− Vacancy
−$27.7K −$6.86/SF
EGI
$78.8K $19.54/SF
− OpEx
−$19.7K −$4.88/SF
NOI
$59.1K $14.65/SF
Area
Denver, CO
Vacancy
26.00%
Lease Rate
$26.40 /SF/Yr
Expense Ratio
25.00%
Simulate Cap Rate and NOI
Suggested Prices Based on Cap Rates
Cap Rate 5%
$1,182,420
Cap Rate 7%
$844,586
Cap Rate 9%
$656,900

Alternative Uses

Best Use
Office B
$844.6K
$739.0K – $985.4K (±1% cap)
NOI $59,121 @ 7.0% cap · market cap 4.24%
Second Best
Mixed Use
$811.9K
$710.4K – $947.2K (±1% cap)
NOI $56,833 @ 7.0% cap · market cap 4.07%
Theoretical Best
Office A
$1.28M
$1.12M – $1.50M (±1% cap)
NOI $89,914 @ 7.0% cap · market cap 6.45%
Zoning and permitted uses should be independently verified with authorities.

Property Analytics

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Current Use

Orangetheory Fitness Gym & Fitness Center S.B. Clark Companies Consultant Timmins & Associates Llc Law Firm Oxford Exploration Oil & Natural Gas Company denverlng Gas Company

Suggested Use

Top Pick (Bike/Boat/Book/etc) Store Butcher Restaurant Mobile Phone Store Veterinary Clinic Daycare Center

Score = modeled unmet demand for each use within ~1 mi (higher = bigger opportunity). Zoning and permitted uses should be independently verified with local authorities.

Location Intelligence

Trade Area within ½ mile

11,008
Businesses Nearby

Demographics for 80203, CO

22,883
Population
16,887
Households
1.4
Avg Household Size
33
Median Age
69%
College-Educated
97%
High-School Grad
1.1 sq mi
ZIP Area
20,803
Density / Sq Mi
$74,654
Median Household Income
$59,229
Median Earnings
$1,569
Median Rent
$462,500
Median Home Value
Check the figures for this property Cap Rate, Value Estimation, Potential NOI and more
View Realmo Analytics

Market

Vacancy Rate% for Office in Denver, CO

14.5% 2019
17.4% 2020
19.3% 2021
21.8% 2022
23% 2023
25% 2024
26.3% 2025
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Frequently Asked Questions

What type of property is this?
Live-work space - A C-MX-8 corner penthouse with expansive windows and a rooftop terrace, flexible for live-work or boutique office use.
Where is this live-work space located?
The property is located at 450 E 17th Ave Denver, CO.
What is the asking price?
The asking price for this property is $1,395,000.
What are key features of this property?
This property features: 4,000 SF corner penthouse at 450 E 17th, built in 2006 with expansive windows and cityscape views; C‑MX‑8 zoning offers flexibility for luxury residential, live‑work, or boutique office use; Includes an outdoor rooftop terrace for entertaining or hosting gatherings
(303) 358-0336 Call to check price and availability
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