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Active - Duplex for sale
110 Roadrunner Rd #A & B + buildable acreage, San Marcos, TX
Facts & features
Why you’ll love it
Versatile Hill Country Investment Property with Dual Income & Expansion Potential 110 Roadrunner Rd, San Marcos, TX 78666 This +/-3.5-acre multi-unit property offers a rare opportunity to secure immediate income with future upside in the scenic Hill Country near San Marcos. Located just minutes from downtown, Texas State University, and the San Marcos River, it delivers peaceful surroundings with high rental demand and proximity to area amenities. Currently Leased Units with Income Listed as a “Duplex” in MLS for input purposes only — this property consists of two detached homes with separate layouts and utilities. • Unit A: +/-930 SF | 3BR/1BA with solar panels, propane generator, septic, and private well—fully self-sufficient and leased. • Unit B: +/-703 SF | 2BR/1BA with large covered porch and in-unit laundry, also leased. • Each unit has its own storage shed (8'x10' and 10'x12'). Investment Highlights • Monthly Gross Rent: $2,550 ($1,175 + $1,375) • Estimated NOI aligns with investor benchmarks and recent comps. • Both homes are leased, generating immediate cash flow. • Pricing reflects a balance between income performance and market value, offering flexibility to both investors and owner-occupants. Expansion Opportunity • Cleared land with RV hookups. • Ideal for adding 1–2 more homes or income-producing units to boost returns. Whether you’re growing a portfolio or seeking a hybrid live-and-lease setup, this property offers location, versatility, and value in one of the most accessible Hill Country corridors between Austin and San Antonio.
Listings courtesy of Commercial Industrial Properti as distributed by MLS GRID.
Listed by: Bob Springer • (512) 217-4557 • Commercial Industrial Properti
Co-listed by: Commercial Industrial Properti
Source: Unlock MLS as distributed by MLS GRID, MLS#: 6833093
Based on info available as of Nov 13, 2026 at 1:33 AM EST.
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Affordability
$2,381/mo
- Mortgage$1,932
- Property tax$441
- HOA fee
- Homeowners insurance
Beycome estimates only. Actual amounts and terms vary by lender and location.
$7,640 Credit back
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Travel times
About Rocky Ranch Acres Sec 2
This local overview has been generated by Artur AI, for informational purposes only. Please verify all details independently before relying on it.
Flood & climate risk
FEMA Flood Zone X
Outside the high-risk Special Flood Hazard Area — flood insurance is usually optional but still worth considering.
More details
Source: FEMA National Flood Hazard Layer. Confirm on the FEMA Flood Map.
Fire
Storm
Air quality
Pollen
Disclaimer
Based on information submitted to the MLS GRID as of Nov 13, 2026 at 01:33am EST. All data is obtained from various sources and may not have been verified by broker or MLS GRID. Supplied Open House Information is subject to change without notice. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information.
Make a winning offer, and get up to
$7,640 Credit back
