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New Construction Medical Office Suite
For Sale
$490,000

500-1870 Harroun Ave, McKinney, TX 75069

Brand-new medical office suite with an open plan designed to flex for adjacent suite expansion.

Property Size1,400 SF
Price / SF$350
Days on Market282

Property Features for 500-1870 Harroun Ave

General Information

Standard status Active
Size 1,400 SF

Additional Details

Highway Access Yes
Office Units 1
Listing Agency: Perfect Realty Partners
Listed By: Srinivas Chaluvadi · License #0593565
Source: Exprealty
Added: Oct 31, 2025 Changed: Jul 10 Last Checked: Aug 7 at 10:56AM

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 Perfect Realty Partners

Investment Insights

Based on property information with market context.

This brand-new professional medical office suite is available for sale in a building that offers a total of six conveniently sized, functional suites. The suite features an open floor plan with no structural walls on the floor, providing flexibility for configuration and the ability to combine adjacent suites for expanded space. The building is offered in shell condition, available in December 2025, with a facade and off-street parking described as part of the property.

The property is located on the southeast corner of Hwy 380 and US 75 in McKinney, within a dense residential development of single-family homes and apartments. The location is described as minutes from the Hwy 380 and US 75 intersection, placing it near regional demand drivers and everyday services.

With its open layout and shell delivery, the suite is practical for tenants planning a custom buildout, including medical and other professional office users that benefit from a flexible interior. The ability to combine adjacent suites may also support operators looking for more space within the same building framework. The full building is available for sale as well.

Key Highlights

  • Brand‑new 1,400 SF medical office suite with an open floor plan and no structural walls on the floor
  • Suite is one of six conveniently sized, functional suites in the building
  • Building location on the SEQ of Hwy 380 and US 75 in McKinney

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
$18,144
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
3.70%
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%
$362,880 $362.9K
Cap Rate 7%
$259,200 $259.2K
Cap Rate 9%
$201,600 $201.6K
Market Conditions
NOI Build-Up for 1,400 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
$33.6K $24.00/SF
− Vacancy
−$3.4K −$2.40/SF
EGI
$30.2K $21.60/SF
− OpEx
−$12.1K −$8.64/SF
NOI
$18.1K $12.96/SF
Area
McKinney, TX
Vacancy
10.00%
Lease Rate
$24.00 /SF/Yr
Expense Ratio
40.00%
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%
$362,880
Cap Rate 7%
$259,200
Cap Rate 9%
$201,600

Alternative Uses

Best Use
Healthcare Medical
$259.2K
$226.8K – $302.4K (±1% cap)
NOI $18,144 @ 7.0% cap · market cap 3.70%
Second Best
Office B
$256.9K
$224.8K – $299.8K (±1% cap)
NOI $17,985 @ 7.0% cap · market cap 3.67%
Theoretical Best
Office A
$393.6K
$344.4K – $459.2K (±1% cap)
NOI $27,552 @ 7.0% cap · market cap 5.62%
Zoning and permitted uses should be independently verified with authorities.

Property Analytics

Current Use

Medical Office Space

Suggested Use

Top Pick Real Estate Agency Parking Lot & Garage (Bike/Boat/Book/etc) Store Catering Service Storage Facility Electrical Service

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

1
Office units
Yes
Highway access

Location Intelligence

Trade Area within ½ mile

1,176
Businesses Nearby
Balanced
Demand for This Use

Demographics for 75069, TX

39,084
Population
16,958
Households
2.3
Avg Household Size
38
Median Age
37%
College-Educated
88%
High-School Grad
33.7 sq mi
ZIP Area
1,160
Density / Sq Mi
$82,804
Median Household Income
$42,816
Median Earnings
$1,530
Median Rent
$413,700
Median Home Value

Market

Vacancy Rate% for Office in South region

14.4% 2019
16.4% 2020
17.3% 2021
18% 2022
18.6% 2023
20.3% 2024
20.2% 2025
Rey
Questions? Ask Rey
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Frequently Asked Questions

What type of property is this?
Medical Office Space - Brand-new medical office suite with an open plan designed to flex for adjacent suite expansion.
Where is this medical office space located?
The property is located at 500-1870 Harroun Ave McKinney, TX.
What is the asking price?
The asking price for this property is $490,000.
What are key features of this property?
This property features: Brand‑new 1,400 SF medical office suite with an open floor plan and no structural walls on the floor; Suite is one of six conveniently sized, functional suites in the building; Building location on the SEQ of Hwy 380 and US 75 in McKinney
More about this property
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