831 S  Loop St, San Marcos, TX 78666
OFF MARKET

$237,200

Trulia Estimate
  • Studio
  • 1,280 sqft (on 0.43 acres)

831 S Loop St, San Marcos, TX 78666

Southwest Hills
Est. Refi. Payment $1,703/mo*
Refinance Your Home

Home Value

Trulia Estimate
$237K
Since last month
Decreased$11K (-4.5%)
Since last year
Decreased$2K (-1%)
Learn more about this home's value by checking out its Trulia Estimate, the value of nearby homes, and how much similar homes have sold for.

Trulia Estimate

The of this home's value increased by +59% in the last 10 years
MonthEstimated value
2026
October 2026$237K
September 2026$236K
August 2026$248K
July 2026$257K
June 2026$257K
May 2026$255K
April 2026$255K
March 2026$253K
February 2026$243K
January 2026$236K
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016

Comparable sales

These are recently sold homes that have a similar location or other similar features to this home, like bedrooms, bathrooms, and square footage. Get a sense of the expected prices in the area by viewing these homes.
Address
Distance
Property Type
Sold Price
Sold Date
Bed
Bath
Sqft
0.28
Single-Family Home
-
05/27/26
3
2
1,531
0.24
Single-Family Home
-
07/13/26
5
3
3,385
0.52
Single-Family Home
-
09/25/26
-
1,861
0.40
Single-Family Home
-
10/24/25
3
2
1,175
0.50
Single-Family Home
-
01/21/26
2
1
816
0.42
Single-Family Home
-
10/06/26
3
1
1,218
0.49
Single-Family Home
-
05/08/26
3
2
1,148
0.55
Single-Family Home
-
04/29/26
5
3
2,765
0.77
Single-Family Home
-
08/20/26
2
1
1,669
0.74
Single-Family Home
-
08/12/26
3
1
908

Nearby home prices

Get a sense of expected prices in the area by checking the value of nearby homes.
Address
Distance
Price
Bed
Bath
Sqft
Status
0.02
$300,300
3
2
1,974
Off Market
0.02
$163,300
1
1
550
Off Market
0.02
$330,200
-
-
1,973
Off Market
0.02
$294,900
3
2.5
1,608
Off Market
0.03
$250,500
Studio
-
1,254
Off Market
0.03
$321,000
-
-
1,608
Off Market
0.03
-
3
3
1,605
Off Market
0.04
-
Studio
-
-
Off Market
0.04
$202,800
2
2
1,042
Off Market
0.04
$190,700
2
1
850
Off Market
0.04
-
-
-
-
Off Market
0.04
$175,700
2
1
900
Off Market
0.04
-
-
-
-
Off Market
0.05
$173,300
2
1
850
Off Market
0.05
$233,800
Studio
-
-
Off Market
0.05
$233,800
Studio
-
-
Off Market
0.05
-
-
-
-
Off Market
0.05
$240,700
Studio
-
1,462
Off Market
0.05
$170,600
2
1
800
Off Market
0.05
$168,100
2
1
800
Off Market

Local Information

  • Map ViewExplore the area around 831 S Loop St.
  • Schools1 Elementary School1 Middle School1 High School
  • Shop & Eat
-- mins to
Commute Destination

Home Highlights

Single-Family Home
0.43 acre lot
1,280 sqft
$185/sqft

About this House

This single-family home is located at 831 S Loop St, San Marcos, TX. 831 S Loop St is in the Southwest Hills neighborhood in San Marcos, TX and in ZIP code 78666. This property has approximately 1,280 sqft of floor space. This property has a lot size of 0.43 acres.
831 S Loop St, San Marcos, TX 78666 is a studio, 1,280 sqft single-family home in Southwest Hills. This property is not currently displayed as for sale or rent on Trulia. The Trulia Estimate is $237,200, with a rent estimate of $1,632/month.

Home Details for 831 S Loop St

Exterior Features

Exterior Home Features
Roof: MetalExterior: StuccoFoundation Type: Slab
Parking & Garage
Parking: Carport

Property Information

Property Type / Style
Property Type: Single Family Home

Interior Features

Heating & Cooling
Air ConditioningCooling System: Central

Community

Units in Building: 1

Lot Information

Lot Area: 0.43 acres

Price and Tax history

YearProperty taxTax assessment
2025
$1,329
$221,870
Home facts updated by county records

Market trends in San Marcos

Last updated September 2026
Buyer'sMarketSeller'sMarket
Avg. sale price
$304K
$5.83K
MoM
Sale-to-List Price
98.1%
0.1%
MoM
Price per sq ft
$185
$6
MoM
Available listings
441
21
MoM
Sourced by Trulia Market Trends

Neighborhood Overview

Neighborhood stats provided by third party data sources.

What Locals Say about Southwest Hills

This October

Trick-or-Treat Score

Built from what locals say about Southwest Hills.
  • 55% say neighbors are friendly
  • 50% say there are sidewalks
  • 38% say there's holiday spirit
Trulia Trick or TreatStart Ghost Hunt
At least 8 Trulia users voted on each feature.
  • 92 % Say it's dog friendly

  • 92 % Say parking is easy

  • 88 % Say yards are well-kept

  • 83 % Say there's wildlife

  • 77 % Say car is needed

  • 63 % Say it's quiet

  • 55 % Say neighbors are friendly

  • 50 % Say there are sidewalks

  • 50 % Say streets are well-lit

  • 50 % Say kids play outside

  • 45 % Say they plan to stay for at least 5 years

  • 40 % Say people would walk alone at night

  • 38 % Say it's walkable to grocery stores

  • 38 % Say there's holiday spirit

  • 30 % Say it's walkable to restaurants

Sourced by Trulia users. Learn more about our methodology.

LGBTQ Local Legal Protections

Frequently asked questions about 831 S Loop St

  • What is 831 S Loop St estimated to be worth?
    Trulia's estimated value for 831 S Loop St in San Marcos, TX is $237,200.
  • Is San Marcos a buyer's or seller's market?
    San Marcos is currently a buyer's market, based on recent for-sale activity.
  • What's the median sale price in San Marcos?
    The median sale price in San Marcos is $304K. That is down $5.83K from the prior month.
  • What do residents say about the Southwest Hills neighborhood?
    Residents describe the Southwest Hills neighborhood in San Marcos, TX as dog-friendly, easy to park in, and well-kept. Most residents say you need a car. See recently sold homes in Southwest Hills, San Marcos.
  • Does 831 S Loop St have air conditioning?
    Yes, 831 S Loop St in San Marcos, TX has air conditioning.
  • How big is the lot at 831 S Loop St?
    The lot at 831 S Loop St in San Marcos, TX is about 0.43 acres (18,600 sq ft).

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