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Professional Office Building
For Sale
$2,800,000

5878 S Rapp St, Littleton, CO 80120

Well-maintained office building with an open floorplan concept and flexibility to customize for new uses.

Property Size10,410 SF
Days on Market75

Property Features for 5878 S Rapp St

General Information

Standard status Active
Size 10,410 SF
Class C
Property subtype Office

Site & Location

Highway Access Yes
Road Access Yes

Building Details

Building Size 10,410 SF
Year Built 1999
Listing Agency: Unique Properties LLC
Listed By: Brett MacDougall · License #100049630
Source: Uniqueprop
Added: Jun 25 Changed: Sep 6 Last Checked: Sep 6 at 5:56AM

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 Unique Properties LLC

Investment Insights

Based on property information with market context.

This well-maintained professional office building features an open floorplan concept designed to allow a new user to customize the space. While it has historically been used as office space, the building also offers the ability to convert for other purposes. The property has flexible ownership options, with sale and lease options available.

The building is located directly off Santa Fe Dr near downtown Littleton, with quick access to other major highways. Previously, the property was occupied by Arapahoe Community College Administration.

Overall, the layout and configuration are aligned with office use, while the customization approach supports updates to fit a variety of potential requirements within the building’s existing structure.

Key Highlights

  • Professional office building built in 1999, well maintained
  • Located directly off Santa Fe Dr with quick access to other major highways
  • Open floorplan concept with ability for a new user to customize

Financial Insights

Estimated NOI and Cap Rate

NOI = area × lease_rate × (100 − vacancy) / 100 × (1 − expense_ratio). Net Operating Income — what the owner takes home each year before mortgage payments and income tax. Effective rent (asking rent minus vacancy losses) minus operating costs (taxes, insurance, maintenance, management).
NOI / Yr
$181,405
Cap rate = NOI / list price × 100. Capitalization rate — annual return on a fully cash purchase, before financing. NOI divided by price. Higher means more income per dollar invested, but usually also more risk or older condition. 5–8% is typical for stabilized commercial property; double digits often signal distressed deals.
Cap Rate
6.48%
Suggested Prices Based on Cap Rates Cap rates vary significantly by property type, market, and asset quality. Typical U.S. stable-market ranges: Multifamily — 4.5% to 6.5% (Class A in primary markets often sub-5%; Class C in secondary markets 6%+) Industrial / Logistics — 5.0% to 7.0% (compressed heavily in recent years due to e-commerce demand) Office — 6.5% to 9%+ (wide spread post-2020; CBD Class A vs. suburban Class B varies dramatically) Retail — 5.5% to 8.5% (grocery-anchored on the low end, unanchored strip centers higher) Hospitality / Hotels — 7.5% to 10%+ (higher due to operational risk) Self-Storage — 5.5% to 7.5% Medical Office — 6.0% to 7.5% Net Lease (single tenant, credit) — 5.0% to 7.0% depending on tenant credit and lease term Rules of thumb: Primary markets (NYC, SF, LA, Boston, DC) trade at lower cap rates than secondary/tertiary markets, often by 100–200 bps (bps, aka basis points; 1 bp = 0.01%). Class A assets trade ~50–150 bps tighter than Class B, and Class B tighter than Class C. Cap rates move inversely with price — a lower cap rate means a higher price for the same NOI. Spread to the 10-year Treasury is a common benchmark; historically 200–400 bps over the 10-year.
Cap Rate 5%
$3,628,100 $3.6M
Cap Rate 7%
$2,591,500 $2.6M
Cap Rate 9%
$2,015,611 $2.0M
Market Conditions
NOI Build-Up for 10,410 SF 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.
Gross rent
$291.1K $27.96/SF
− Vacancy
−$49.2K −$4.73/SF
EGI
$241.9K $23.23/SF
− OpEx
−$60.5K −$5.81/SF
NOI
$181.4K $17.43/SF
Area
Douglas County, CO
Vacancy
16.90%
Lease Rate
$27.96 /SF/Yr
Expense Ratio
25.00%
Simulate Cap Rate and NOI
Suggested Prices Based on Cap Rates Cap rates vary significantly by property type, market, and asset quality. Typical U.S. stable-market ranges: Multifamily — 4.5% to 6.5% (Class A in primary markets often sub-5%; Class C in secondary markets 6%+) Industrial / Logistics — 5.0% to 7.0% (compressed heavily in recent years due to e-commerce demand) Office — 6.5% to 9%+ (wide spread post-2020; CBD Class A vs. suburban Class B varies dramatically) Retail — 5.5% to 8.5% (grocery-anchored on the low end, unanchored strip centers higher) Hospitality / Hotels — 7.5% to 10%+ (higher due to operational risk) Self-Storage — 5.5% to 7.5% Medical Office — 6.0% to 7.5% Net Lease (single tenant, credit) — 5.0% to 7.0% depending on tenant credit and lease term Rules of thumb: Primary markets (NYC, SF, LA, Boston, DC) trade at lower cap rates than secondary/tertiary markets, often by 100–200 bps (bps, aka basis points; 1 bp = 0.01%). Class A assets trade ~50–150 bps tighter than Class B, and Class B tighter than Class C. Cap rates move inversely with price — a lower cap rate means a higher price for the same NOI. Spread to the 10-year Treasury is a common benchmark; historically 200–400 bps over the 10-year.
Cap Rate 5%
$3,628,100
Cap Rate 7%
$2,591,500
Cap Rate 9%
$2,015,611

Alternative Uses

Best Use
Office B
$2.59M
$2.27M – $3.02M (±1% cap)
NOI $181,405 @ 7.0% cap · market cap 6.48%
Second Best
no second resolved use
Theoretical Best
Office A
$3.58M
$3.13M – $4.17M (±1% cap)
NOI $250,295 @ 7.0% cap · market cap 8.94%
Zoning and permitted uses should be independently verified with authorities.

Property Analytics

Current Use

Jf Sato & Associates: ... Engineer J F Sato ... Engineering Consultant

Suggested Use

Top Pick Dental Office Big Box & Wholesale Store Storage Facility Pharmacy Garden Center Food Market

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

Yes
Highway access
Yes
Paved road access

Location Intelligence

Trade Area within ½ mile

1,639
Businesses Nearby

Demographics for 80120, CO

29,445
Population
14,252
Households
2.1
Avg Household Size
42
Median Age
52%
College-Educated
96%
High-School Grad
8.4 sq mi
ZIP Area
3,505
Density / Sq Mi
$91,162
Median Household Income
$52,849
Median Earnings
$1,607
Median Rent
$596,400
Median Home Value

Market

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 building - Well-maintained office building with an open floorplan concept and flexibility to customize for new uses.
Where is this office building located?
The property is located at 5878 S Rapp St Littleton, CO.
What is the asking price?
The asking price for this property is $2,800,000.
What are key features of this property?
This property features: Professional office building built in 1999, well maintained; Located directly off Santa Fe Dr with quick access to other major highways; Open floorplan concept with ability for a new user to customize
More about this property
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