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Two-Story Duplex
For Sale
$325,000

309 Avenue S, Marble Falls, TX 78654

Residential Income, Marble Falls, TX

Property Size1,848 SF
Lot Size0.10 Acres
Price / SF$175.87
Days on Market49

Property Features for 309 Avenue S

General Information

Property type Residential Multi Family
Property subtype Duplex
Appliances Dishwasher, Electric Range, Refrigerator, Washer Hookup, Electric Water Heater
Subdivision Mrbl Falls City
Elementary school district Marble Falls
Middle school district Marble Falls
High school district Marble Falls
Directions From Hwy 281, turn West on 2nd Street, left on Avenue J, go thru Johnson Park, Right on Johnson St., right on South Avenue S., OR From FM 1431, South on Avenue Q, right on Broadway, left on Avenue S, all the way to the end; Yellow bldg
Standard status Active
APN 082345
Size 1,848 SF
Lot size 0.10 Acres

Taxes and HOA fees

Tax Description Lot 11A, Block 269, City of Marble Falls, Burnet County, Texas
Legal Description Lot 11A, Block 269, City of Marble Falls, Burnet County, Texas

Utilities

Sewer type Public Sewer
Heating system Electric (Heating), Central
Cooling system Central Air
Water source Public

Building Details

Year built 1984
Number of units 2
Flooring type Tile, Laminate
Building materials Wood Siding, HardiPlank Type
Roof type Composition
Listing Agency: Hurst Realty, LLC
Listed By: Jane Marie Hurst
Added: Sep 1 Changed: Oct 7 Last Checked: Oct 19 at 12:06AM
MLS# 179293

Copyright © 2026 Highland Lakes Association of Realtors MLS. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.

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Investment Insights

Based on property information with market context.

This duplex contains 1,848 square feet on a 0.1-acre lot, with two residences offering approximately 924 square feet each. Every unit includes two bedrooms, one and a half bathrooms, a two-story arrangement, and a loft. Interior finishes include laminate and tile flooring, while central electric heating and central air serve the units. Appliances and utility features include dishwashers, electric ranges, refrigerators, washer hookups, electric water heaters, public water, and public sewer.

Built in 1984, the property has a composition roof, wood siding, and HardiPlank-type exterior materials. Recent improvements include a new roof and fresh exterior paint. The address is within walking distance of parks, hike-and-bike trails, a dog park, basketball courts, and playgrounds, with access to Lake Marble Falls nearby.

Key Highlights

  • Duplex totals 1,848 square feet on a 0.1‑acre lot
  • Each unit offers 2 bedrooms, 1.5 bathrooms, a loft, and approximately 924 square feet
  • New roof and fresh exterior paint

Financial Insights

Estimated NOI and Cap Rate

NOI / Yr
$18,207
Cap Rate
5.60%
Suggested Prices Based on Cap Rates
Cap Rate 5%
$364,140 $364.1K
Cap Rate 7%
$260,100 $260.1K
Cap Rate 9%
$202,300 $202.3K
Market Conditions
NOI Build-Up for 1,848 SF
Gross rent
$27.7K $15.00/SF
− Vacancy
−$1.7K −$0.93/SF
EGI
$26.0K $14.07/SF
− OpEx
−$7.8K −$4.22/SF
NOI
$18.2K $9.85/SF
Area
Burnet County, TX
Vacancy
6.17%
Lease Rate
$15.00 /SF/Yr
Expense Ratio
30.00%
Simulate Cap Rate and NOI
Suggested Prices Based on Cap Rates
Cap Rate 5%
$364,140
Cap Rate 7%
$260,100
Cap Rate 9%
$202,300

Alternative Uses

Best Use
Multifamily LT 5
$260.1K
$227.6K – $303.5K (±1% cap)
NOI $18,207 @ 7.0% cap · market cap 5.60%
Second Best
Apartment 5plus
$239.5K
$209.6K – $279.4K (±1% cap)
NOI $16,764 @ 7.0% cap · market cap 5.16%
Theoretical Best
Hotel Hospitality
$1.39M
$1.22M – $1.62M (±1% cap)
NOI $97,436 @ 7.0% cap · market cap 29.98%
Zoning and permitted uses should be independently verified with authorities. How Realmo checks its estimates

Property Analytics

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Current Use

Duplexes

Suggested Use

Top Pick Auto Parts Store Parking Lot & Garage Grocery & Convenience Store (Bike/Boat/Book/etc) Store Locksmith Computer & Electronic Repair

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

2
Residential units

Location Intelligence

Trade Area within ½ mile

159
Businesses Nearby

Demographics for 78654, TX

19,698
Population
9,764
Households
2
Avg Household Size
45
Median Age
33%
College-Educated
89%
High-School Grad
201.3 sq mi
ZIP Area
98
Density / Sq Mi
$72,669
Median Household Income
$37,391
Median Earnings
$1,404
Median Rent
$315,200
Median Home Value
Check the figures for this property Cap Rate, Value Estimation, Potential NOI and more
View Realmo Analytics

Market

Vacancy Rate% for Multifamily in South region

8.5% 2022
10.2% 2023
11.4% 2024
11.3% 2025

Frequently Asked Questions

What type of property is this?
Duplex - Both residences provide two-bedroom layouts with lofts, updated exteriors, and central HVAC.
Where is this duplex located?
The property is located at 309 Avenue S Marble Falls, TX.
What is the asking price?
The asking price for this property is $325,000.
What are key features of this property?
This property features: Duplex totals 1,848 square feet on a 0.1‑acre lot; Each unit offers 2 bedrooms, 1.5 bathrooms, a loft, and approximately 924 square feet; New roof and fresh exterior paint
More about this property
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