About This Home

The Timms - This new single-level home features a modern and low-maintenance design. Three bedrooms can be found off the foyer, leading to an open-concept floorplan that combines the kitchen, living and dining areas. The luxe owner’s suite is tucked into a private rear corner, complete with an en-suite bathroom and walk-in closet. Estimated completion November 2025

At $175/sqft, this home is 24% below the San Marcos active market average of $229/sqft, potentially representing value relative to comparable properties currently on the market. View Austin market report →

Location

320 Navidad River Dr, San Marcos, TX 78666

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Property Details

Price $261,990

Status Active Listing

Beds 4

Full Baths 2

Half Baths ,

Living Area 1,500 sqft

Lot Size 0.12 acres (5,227.2 sqft)

Year Built 2025

Garage ,

Stories ,

Type Residential · Single Family Residence

Subdivision River Bridge Ranch

County Hays

Zip Code 78666

$/sqft $175/sqft

Days on Market ,

HOA $65/Monthly

Annual Tax Est. ,

Pool Yes

Waterfront ,

New Construction Yes

MLS # ACT206997734

List Date September 15, 2025

Elementary School Dezavala

Middle School Goodnight

High School San Marcos

School District ,

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Similar Homes on the Market in San Marcos

Comparable Listings Right Now

Homes currently for sale in San Marcos with similar bedroom count, size, and price range, giving you real-time context for how this property's asking price compares to the active market.

AddressList Price$/sqftBeds/BathsSqftDOMListed

113 El Mirage Rd
River Bridge Ranch $260,999 $138 3 bd / 2 ba 1,891 sqft , 2026-05-19

1624 Iron Truss Rd
River Bridge Ranch $260,999 $140 4 bd / 2 ba 1,859 sqft , 2026-08-03

1705 Iron Truss Rd
River Bridge Ranch $260,999 $136 4 bd / 2 ba 1,922 sqft , 2026-08-03

328 Fairfax Ave
MILLBROOK PARK $260,000 $197 3 bd / 2 ba 1,319 sqft , 2026-06-09

104 Pronghorn Cir
Whisper Mixed Use Sub Ph 1A $260,000 $145 4 bd / 2 ba 1,796 sqft , 2026-07-10

Source: ACTRIS MLS, live listings. Similar by ±1 bed, ±35% price, ±35% sqft. Contact Luke for a formal comparative market analysis.

Investment Analysis

Rental Income Potential

The numbers below use conservative Austin-market assumptions. They are estimates, not a guarantee. Actual rents vary by condition, timing, and management. Read our full Austin rental property guide →

Est. Monthly Rent

$1,258/mo

0.48% rule · conservative Austin est.

Gross Yield

5.76%

Annual rent ÷ purchase price

Cap Rate (est.)

3.46%

NOI after 40% vacancy + expenses

Down Payment

$52,398

20% conventional investment loan

Monthly Cash Flow Breakdown (20% down · 7.25% rate)

Estimated Gross Rent+$1,258

Principal + Interest−$1,430

Property Tax (~2.1% TX avg)−$458

Insurance (~0.5%)−$109

Est. Monthly Cash Flow $-739

At current rates and prices, many Austin luxury properties run neutral or slightly negative on pure cash flow, appreciation and equity paydown are the primary return drivers. BRRRR and off-market acquisitions can improve day-one cash flow. Learn about the BRRRR method in Austin →

Commute & Employment

Major Employers Near San Marcos, TX

San Marcos sits within commuting range of Austin's major tech, manufacturing, and corporate campuses. Approximate drive times from this area:

Tesla Gigafactory 15-25 min E

Apple Campus (Domain) 20-30 min N

Google / Meta / Indeed 10-15 min downtown

Dell Medical School / UT Austin 10-20 min

Samsung Austin Semiconductor 25 min N

About the Author

Luke Allen

Licensed Austin TX Realtor · TREC #788149 · Full-time since 2019

★★★★★ 5.0 on Google · 30 Reviews

Luke Allen is a full-time Austin TX Realtor with the Austin Marketing + Development Group brokerage. He works with buyers, sellers, and investors across every Austin ISD and the surrounding neighborhoods, from Downtown and East Austin to Round Rock, Cedar Park, and the Hill Country. Every page on this site is written and maintained by Luke. This page was last updated on July 27, 2026.

📞 (254) 718-2567 [email protected] More about Luke →

320 Navidad River Dr

Location

Property Details

Comparable Listings Right Now

Rental Income Potential

Major Employers Near San Marcos, TX

More Luxury Homes in San Marcos

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