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$720,000
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Property Description
A premier single-tenant office condo fronting SH 121, offering a high performing, low maintenance investment property in one of the fastest growing corridors in North Texas. Passive income through an NNN lease with minimal landlord responsibilities and significant upside potential due to below-market rent. Renewal options provide both immediate cash flow and long term value. It features high quality interior finishes in 2024, 7 rooms, 2 restrooms, 2 showers and 1 break room. Plumbing in all 7 rooms, washer and dryer hookups and showers - ideal for professional or medical users. Prominent pylon signage along SH 121 with high visibility and strong branding exposure. Stable tenant with a net income of $46,800 annually and a strong likelihood of renewal. Zoned PD 11 allows a wide range of uses, including medical, dental, general offices, personal services, tutor centers and etc. Multiple established medical clinics are within the building, creating strong synergy and consistent foot traffic. Located in dense commercial environment in an affluent area with $150k average household income and more than 12% population growth since 2020. Ideal for investors or owner users. Managed by 121 Office Plaza Condominium Association.
Full Property Details
Full Property Details for 4815 State Hwy 121
General
- Price: $720,000
- Status: Active
- Type: Commercial Service
- Source: NTREIS
- MLS ID: 21249192
- Updated: 5/1/2026
- Added to Site: 12 day(s) ago
Business
- Business Type: Professional Service
Interior
- Flooring: Engineered Hardwood
Parking
- Parking Features: Common
Location
- County: Denton
- Subdivision: 121 Office Plaza Condo
- Driving Directions: Located at 4815 SH 121 in The Colony, the property sits along the north side of State Highway 121. From Dallas North Tollway, head north and exit toward SH 121, then merge east. Continue on SH 121 for approximately 2 miles—the property will be on your right with direct frontage and easy access.
Heating & Cooling
- Central air: Yes
- Air Conditioning: Yes
- Cooling Type: Central Air, Electric
- Heating Type: Central, Electric
Utilities
- Sewer: Public Sewer
- Water: Public
- Utility Description: Electricity Connected, Sewer Available, Water Available
Structural Information
- Detached/Attached: Detached
- Construction: Brick
- Roof: Composition
- Stories/Levels: 1
- Square Feet: 1,947
- Sq. Ft. Source: Plans
- Year Built: 2015
Lot Features
- Lot Size (Acres): 0.0447
- Lot Size (Sq. Ft.): 1,947
- Lot Size Source: Plans
- Potential Use: Medical/Dental, Office
- Zoning: Planned Development (PD)
Financial Considerations
- Tenant Pays: Association Fees, All Utilities, Electricity
Disclosures and Reports
- Inclusions: Building Only
- Property ID: R655706
Listed by Younger Partners Dallas, LLC, Jennifer Permenter
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Schools
Schools serving 4815 State Hwy 121
School District:Lewisville Independent School District
| Name | Grades | Distance |
|---|---|---|
Camey Elementary School 4949 Arbor Glen Road, The Colony, TX 75056 | PK-5 | 0.6 mi |
Lakeview Middle School 4300 Keys Drive, The Colony, TX 75056 | 6-8 | 2.1 mi |
The Colony High School 4301 Blair Oaks Drive, The Colony, TX 75056 | 9-12 | 0.5 mi |
Disclaimer:
School attendance boundaries provided by ATTOM Data Solutions and are for reference only. Contact the school directly to verify enrollment eligibility.
Price & Sales History for 4815 State Hwy 121
Date
Details
Price
Change
Source
4/23/2026
Listed
$720,000
—
MLS
Disclaimer: Historical sales information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.
Tax History
Tax History for 4815 State Hwy 121
Year
Property Taxes
Change
Tax Assessment
Change
2024
$10,014
-9%
$571,240
11%
2023
$11,042
-3%
$516,000
-8%
2022
$11,336
100%
$563,497
4%
2022
-100%
$540,000
-69%
2015
$41,372
—
$1,717,567
—
Disclaimer: Historical tax information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.
Estimate the Cost
Estimate the Cost for 4815 State Hwy 121
4815 State Highway 121, The Colony, TX 75056 (MLS# 21249192) is a Commercial Service property. 4815 State Highway 121 is currently listed for $720,000 and was received on April 23, 2026. Want to learn more about 4815 State Highway 121? Do you have questions about finding other Commercial Service real estate for sale in The Colony? You can browse all The Colony real estate or contact a Coldwell Banker agent to request more information.

