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Renovated Duplex with Fenced Yards
For Sale
$354,690

1006/1008 Haynes Street, San Marcos, TX 78666

Residential, San Marcos, TX

Property Size1,200 SF
Lot Size0.28 Acres
Price / SF$295.58
Days on Market469

Property Features for 1006/1008 Haynes Street

General Information

Property type Residential Multi Family
Property subtype Duplex
Bedrooms 4
Full bathrooms 2
Rooms Bathroom 1, Bedroom 1, Bedroom 2, Bedroom 3, Bedroom 4, Bathroom 2
Interior features CeilingFans, TubShower, GraniteCounters
Exterior features PrivateYard, Lighting
Appliances Dishwasher, ElectricRange, Refrigerator, RangeHood
Subdivision Rio Vista Terrace
Lot features City Lot, Less Than Quarter Acre
Elementary school district San Marcos Cisd
Middle school district San Marcos Cisd
High school district San Marcos Cisd
Directions Take Hopkins to Riverside. Then left on Haynes.
Standard status Active
APN R39176
Size 1,200 SF
Lot size 0.28 Acres

Taxes and HOA fees

Tax Year 2023
Tax Description RIO VISTA TERRACE 57-106 LOT 2 BLK 6 QUINCY LEE A GEO#339430746370
Tax Annual Amount 4201
Legal Description RIO VISTA TERRACE 57-106 LOT 2 BLK 6 QUINCY LEE A GEO#339430746370

Utilities

Heating system Central
Cooling system Central Air
Water source Public

Amenities

fenced back yard
storage building

Building Details

Floors in Building 1
Number of units 2
Flooring type Vinyl, Wood
Roof type Shingle, Composition
Architectural style Craftsman
Listing Agency: Monica & Company Real Estate
Listed By: Katie Molina · License #0765560
Added: May 18, 2025 Changed: Aug 20 Last Checked: Aug 29 at 4:06PM
MLS# 578454

Copyright © 2026 Central Texas Multiple Listing Service. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.

Investment Insights

Based on property information with market context.

This 1,200-square-foot duplex at 1006/1008 Haynes Street includes two residential units with four bedrooms and two bathrooms overall. Recent work includes interior and exterior paint, countertops, flooring, updated fixtures, dishwashers, a replacement roof, and a new hot water heater. Each unit has a large fenced backyard, while the property also provides off-street parking and a storage building. Central heating and air conditioning, granite counters, ceiling fans, and vinyl and wood flooring are among the existing features.

The property is in San Marcos, within a half-mile walk of the San Marcos River. Rio Vista Park, the Square, local restaurants, and nightlife are also identified as walkable destinations. The offering is one of four duplexes totaling eight units, with an owner-occupancy option referenced for a buyer seeking to live in one side while leasing the other.

Key Highlights

  • One of four duplexes offered, representing 2 units within an 8‑unit group
  • 1,200 square feet on 0.2828 acres
  • Recent improvements include paint, countertops, flooring, fixtures, roof, and hot water heater

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
$20,122
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
5.67%
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%
$402,440 $402.4K
Cap Rate 7%
$287,457 $287.5K
Cap Rate 9%
$223,578 $223.6K
Market Conditions
NOI Build-Up for 1,200 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
$30.2K $25.20/SF
− Vacancy
−$1.5K −$1.24/SF
EGI
$28.7K $23.96/SF
− OpEx
−$8.6K −$7.19/SF
NOI
$20.1K $16.77/SF
Area
Hays County, TX
Vacancy
4.94%
Lease Rate
$25.20 /SF/Yr
Expense Ratio
30.00%
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%
$402,440
Cap Rate 7%
$287,457
Cap Rate 9%
$223,578

Alternative Uses

Best Use
Multifamily LT 5
$287.5K
$251.5K – $335.4K (±1% cap)
NOI $20,122 @ 7.0% cap · market cap 5.67%
Second Best
Apartment 5plus
$262.8K
$229.9K – $306.6K (±1% cap)
NOI $18,395 @ 7.0% cap · market cap 5.19%
Theoretical Best
Office A
$501.6K
$438.9K – $585.2K (±1% cap)
NOI $35,114 @ 7.0% cap · market cap 9.90%
Zoning and permitted uses should be independently verified with authorities.

Property Analytics

Current Use

Duplexes

Suggested Use

Top Pick (Bike/Boat/Book/etc) Store Locksmith Carpet & Flooring Store Fish Market Acupuncture Daycare Center

Score = modeled unmet demand for each use within ~1 mi (higher = bigger opportunity). Zoning and permitted uses should be independently verified with local authorities.

Location Intelligence

Trade Area within ½ mile

1,255
Businesses Nearby

Demographics for 78666, TX

86,584
Population
36,354
Households
2.4
Avg Household Size
27
Median Age
35%
College-Educated
89%
High-School Grad
192.4 sq mi
ZIP Area
450
Density / Sq Mi
$55,478
Median Household Income
$25,890
Median Earnings
$1,294
Median Rent
$271,900
Median Home Value

Market

Vacancy Rate% for Multifamily in South region

8.5% 2022
10.2% 2023
11.4% 2024
11.3% 2025
Rey
Questions? Ask Rey
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Frequently Asked Questions

What type of property is this?
Duplex - Two-unit property with updated interiors, private outdoor space, and off-street parking.
Where is this duplex located?
The property is located at 1006/1008 Haynes Street San Marcos, TX.
What is the asking price?
The asking price for this property is $354,690.
What are key features of this property?
This property features: One of four duplexes offered, representing 2 units within an 8‑unit group; 1,200 square feet on 0.2828 acres; Recent improvements include paint, countertops, flooring, fixtures, roof, and hot water heater
More about this property
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