78666 Homes for Sale — San Marcos, TX

646
Active listings
$332,544.5
Median list price
$114,999–$4,250,000
Price range

78666 is a ZIP code in San Marcos, Texas. This page shows the current homes for sale in 78666 — 646 active listings right now, priced from $114,999–$4,250,000 with a median list price of $332,544.5 — built from live MLS data rather than a dated report, alongside the neighborhoods that make up the ZIP. Through HomeLocating, you can turn these numbers into a plan for a specific home in 78666 or a nearby ZIP in San Marcos.

Approximate 78666 boundary (U.S. Census ZCTA) — not an exact or official ZIP line.

Homes for Sale in 78666

Showing 25 of 405 active homes in 78666.

907 Horace Howard DR
Motivated SellerEstimated by HomeLocating
$625,000

907 Horace Howard DR, San Marcos TX 78666

MLS #226704358 · Compass RE Texas, LLC · Ashley Arthur

2 bd·2 ba·1,573 sqft
109 Harborside DR #101
$323,000

109 Harborside DR #101, San Marcos TX 78666

MLS #241991206 · Compass RE Texas, LLC · Susan Degraffenried

2 bd·2.5 ba·1,742 sqft
913 Blue Oak BLVD
$325,000

913 Blue Oak BLVD, San Marcos TX 78666

MLS #242439955 · HomeCoin.com · Jonathan Minerick

3 bd·2 ba·1,667 sqft
229 Heartleaf RD
Price CutEstimated by HomeLocating
$449,000

229 Heartleaf RD, San Marcos TX 78666

MLS #244381517 · TxHome Realty · Ian Gonzalez

3 bd·2 ba·2,114 sqft
119 Horseherb WAY
Motivated SellerEstimated by HomeLocating
$348,142

119 Horseherb WAY, San Marcos TX 78666

MLS #244381524 · LPT Realty, LLC · Lloyd Vaughn

4 bd·2 ba·1,980 sqft
117 Morningside GRV
New Construction
$365,000

117 Morningside GRV, San Marcos TX 78666

MLS #244389987 · Keller Williams City-View · Christopher Marti

4 bd·3 ba·2,473 sqft
1716 Ramona CIR
$319,900

1716 Ramona CIR, San Marcos TX 78666

MLS #243826862 · Citywide Realty - Team Elite Group · Andy Patlan

3 bd·2.5 ba·1,740 sqft
209 Cascade TRL
Price CutEstimated by HomeLocating
$1,000,000

209 Cascade TRL, San Marcos TX 78666

MLS #244193004 · Centex Realty Partners · Hunter Brewton

4 bd·2 ba·2,361 sqft
212 Cogitare LN
Motivated SellerEstimated by HomeLocatingNew Construction
$339,268

212 Cogitare LN, San Marcos TX 78666

MLS #239219709 · ERA Experts · Matt Menard

4 bd·2 ba·1,977 sqft
216 Cogitare LN
Motivated SellerEstimated by HomeLocatingNew Construction
$329,990

216 Cogitare LN, San Marcos TX 78666

MLS #239972089 · ERA Experts · Matt Menard

3 bd·2 ba·1,532 sqft
112 Blackfoot Daisy PATH
Motivated SellerEstimated by HomeLocatingNew Construction
$331,090

112 Blackfoot Daisy PATH, San Marcos TX 78666

MLS #242519609 · ERA Experts · Matt Menard

3 bd·2 ba·1,734 sqft
3113 Brand Iron DR
Motivated SellerEstimated by HomeLocating
$325,000

3113 Brand Iron DR, San Marcos TX 78666

MLS #244443116 · Four22 Realty Group, Limited L · Lisa Waltke

3 bd·2 ba·1,797 sqft
634 Irvin DR
Motivated SellerEstimated by HomeLocating
$384,900

634 Irvin DR, San Marcos TX 78666

MLS #234286910 · Keller Williams Realty Lone St · Ashley Brinkoeter

4 bd·3.5 ba·2,645 sqft
336 Calming Agave Way
Motivated SellerEstimated by HomeLocating
$700,000

336 Calming Agave Way, San Marcos TX 78666

MLS #238081594 · CENTURY 21 The Hills Realty · Diane Wilson

3 bd·3.5 ba·2,360 sqft
1174 Esplanade PKWY
$224,900

1174 Esplanade PKWY, San Marcos TX 78666

MLS #244467197 · Pure Realty · Orlando Solis

3 bd·2 ba·1,102 sqft
724 Adler WAY
$240,000

724 Adler WAY, San Marcos TX 78666

MLS #244488632 · The Real Estate Central · Charles Long

4 bd·2.5 ba·1,831 sqft
105 El Mirage RD
Motivated SellerEstimated by HomeLocatingNew Construction
$265,999

105 El Mirage RD, San Marcos TX 78666

MLS #242337756 · Keller Williams City-View · Christopher Marti

4 bd·2 ba·2,014 sqft
109 El Mirage RD
Motivated SellerEstimated by HomeLocatingNew Construction
$299,999

109 El Mirage RD, San Marcos TX 78666

MLS #242338647 · Keller Williams City-View · Christopher Marti

4 bd·3 ba·2,669 sqft
116 Hazy View RD
Motivated SellerEstimated by HomeLocating
$294,990

116 Hazy View RD, San Marcos TX 78666

MLS #244078351 · DRB Group Realty, LLC · Chaquia Thomas

3 bd·2 ba·1,809 sqft
216 Skipping Cedar ST
Motivated SellerEstimated by HomeLocating
$949,000

216 Skipping Cedar ST, San Marcos TX 78666

MLS #243729654 · Realty Texas LLC · Ysolette Dailey

3 bd·3 ba·3,387 sqft
228 Cruising Oak ST
Assumable LoanEstimated by HomeLocating
$590,000

228 Cruising Oak ST, San Marcos TX 78666

MLS #243731488 · Realty Texas LLC · Ysolette Dailey

2 bd·2 ba·1,827 sqft
1058 Sand Post PL
$245,000

1058 Sand Post PL, San Marcos TX 78666

MLS #244545678 · All City Real Estate Ltd. Co · Samuel Samaniego

2 bd·2.5 ba·1,194 sqft
1633 Iron Truss RD
Motivated SellerEstimated by HomeLocatingNew Construction
$239,999

1633 Iron Truss RD, San Marcos TX 78666

MLS #244124486 · Keller Williams City-View · Christopher Marti

4 bd·2 ba·2,193 sqft
340 Navidad River DR
Motivated SellerEstimated by HomeLocatingNew Construction
$178,999

340 Navidad River DR, San Marcos TX 78666

MLS #244126082 · Keller Williams City-View · Christopher Marti

3 bd·2 ba·1,380 sqft
133 Antoinette WAY #101
Motivated SellerEstimated by HomeLocating
$418,990

133 Antoinette WAY #101, San Marcos TX 78666

MLS #226198800 · HOMEROCK REALTY · Milly Kammerdiener

2 bd·2 ba·1,372 sqft

78666 Market Trends — July 2026

Market data: Unlock MLS — Central Texas ZIP Code Scorecard, July 2026. Closed-sale figures — distinct from the live-listing numbers above.

Median sale price
$277,990-15% YoY
Sales — July 2026
87-4.4% YoY
Dominant price band
$250,000-$299,999
21 sales · avg 75 days on market
Share of sales $500K+
12.6%

Communities & Neighborhoods in 78666

78666 sits within San Marcos, Texas. Based on our real listing history, its neighborhoods and communities include Kissing Tree, River Bridge Ranch, La Cima, Blanco Vista, Cottonwood Creek, La Cima Ph 3 Sec A. The mix of neighborhoods inside a single ZIP can vary a lot in price and home type, so the median and range above are a starting point — the individual listings show what's actually available today.

  • Kissing Tree
  • River Bridge Ranch
  • La Cima
  • Blanco Vista
  • Cottonwood Creek
  • La Cima Ph 3 Sec A
  • WHISPER SOUTH
  • Whisper South
  • Thunder Rock
  • Alto
  • Castle Forest
  • Village At Springtown Condos
  • Vantage
  • Whisper Mixed Use Sub Ph 1A
  • High Branch
  • Trace
  • La Cima Ph 2 Sec A
  • Westover
  • Valley View Sub
  • La Cima Ph 2 Sec B
  • Bent Tree Condos
  • Sky Ridge
  • Millbrook Park Ph 2
  • Trace Sub Sec A Pa 1A Ph A-2
  • Summer Mountain Ranch Sec 2
  • Hills Of Hays Ph 1
  • La Cima Ph I Sec 1
  • Pecan Creek Condo
  • El Camino Real Ph 1 Sec 2
  • WHISPER

Schools

Homes in 78666 are served by SanMarcosCONSISD, HaysCONSISD, Marble Falls ISD, Navarro ISD and Wimberley ISD, based on our real listing data.

Frequently Asked Questions

What's the median home price in 78666?

The current median list price in 78666 is $332,544.5, drawn from live MLS listings — half the active homes are priced above it and half below. It reflects what's on the market now; the figure updates as listings change.

How many homes are for sale in 78666?

There are currently 646 active homes for sale in 78666, from live MLS data — priced from $114,999–$4,250,000. Inventory updates as new homes list and others go under contract.

Is 78666 a good market right now?

That depends on the signals rather than a single label: 646 homes are currently for sale in 78666, and 49% of them have cut their price — a higher price-reduction share generally points to more buyer-friendly conditions, while a lower one points to a tighter market. This page shows the current indicators so you can judge for yourself; it isn't a forecast.

What neighborhoods are in 78666?

Based on our real listing history, 78666's neighborhoods include Kissing Tree, River Bridge Ranch, La Cima, Blanco Vista, Cottonwood Creek, La Cima Ph 3 Sec A. Neighborhood boundaries can extend across ZIP lines, so this reflects what's actually listed here rather than an exhaustive map.

Keep exploring

Get alerts for homes like this in 78666

Tell us what you're looking for in 78666 and get matched with new listings as they hit the market.