78666 Real Estate Details

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78666 Zip Code Real Estate Statistics

Total Properties
364
Avg. Size in Sq. Ft.
2,190
Avg. Age in Years
0.3
Average Days on Site
126
Minimum Price
$1,150
Maximum Price
$4,250,000
Avg. Price
$528,019
Avg. Price per Sq. Ft.
$237
Recently Listed in 78666 Zip Code
$359,010
Central Texas MLS IDX Logo
-Units$-/Unit1,300sqftActive
1017/1019 Haynes Street 7, San Marcos, TX 78666
MLS #: 578104
Monica & Company Real Estate
$350,280
Central Texas MLS IDX Logo
-Units$-/Unit1,273sqftActive
1005/1007 Haynes Street 7, San Marcos, TX 78666
MLS #: 578451
Monica & Company Real Estate
$300,000
Central Texas MLS IDX Logo
3bds 2ba1,539sqftActive
324 Millbrook Boulevard, San Marcos, TX 78666
MLS #: 585720
All City Real Estate Ltd. Co
336 Calming Agave Way Property Photo 1
Price Reduced
$725,000
Central Texas MLS IDX Logo
3bds 4ba2,360sqftActive
336 Calming Agave Way, San Marcos, TX 78666
MLS #: 603259
Century 21 Integra
$2,900,000
Central Texas MLS IDX Logo
2bds 2ba804sqftActive
1920 The Low Road, San Marcos, TX 78666
MLS #: 623873
Realty Texas LLC
$424,990
Central Texas MLS IDX Logo
4bds 4ba2,458sqftActive Under Contract
2606 Deer Stand Loop, San Marcos, TX 78666
MLS #: 621349
Keller Williams City-View
$419,990
San Antonio Board of REALTORS® IDX Logo
5bds 3ba2,848sqftPending
229 Tessaria Dr, San Marcos, TX 78666
MLS #: 2003939
Escape Realty
$849,208
San Antonio Board of REALTORS® IDX Logo
4bds 4ba3,815sqftActive
141 Bigtooth Maple Ln, San Marcos, TX 78666
MLS #: 2007672
Dina Verteramo, Broker
$729,000
San Antonio Board of REALTORS® IDX Logo
4bds 4ba3,200sqftActive
121 Cherokee Sedge, San Marcos, TX 78666
MLS #: 1911096
Dina Verteramo, Broker
136 South Plains Road Property Photo 1
Price Reduced
$309,990
San Antonio Board of REALTORS® IDX Logo
4bds 2ba1,788sqftPrice Change
136 South Plains Road, San Marcos, TX 78666
MLS #: 2007033
D.R. Horton-Texas, LTD
$358,442
San Antonio Board of REALTORS® IDX Logo
3bds 2ba2,101sqftActive
216 Camino Verde, San Marcos, TX 78666
MLS #: 1967548
Basore Real Estate
$575,000
Central Texas MLS IDX Logo
4bds 3ba2,412sqftActive Under Contract
366 Arrow Hill, San Marcos, TX 78666
MLS #: 577905
House Hunters NB

Demographic Information

Guadalupe County

4,379

Populations as of 2026

1,781

Total Labor Force

$40,149

Median Household Income

$30,367

Per Capita Income

42

Median Age

3

Average Household Size

23.8%

High School Graduate

8.3%

Bachelor Degree Or Higher

Population

2026 Estimate (V2026) 4,379

Age Distribution (Years Old)

0 to 4 3.4%
5 to 17 18%
18 to 64 58%
65 and Older 20.6%

Gender

Male 58.2%
Female 41.8%

Computer and Internet Use

Households with a computer 33.1%
Households with a broadband Internet subscription 33.1%

Language

English or Second Language, Age 5+ 47%
English is First Language, Age 5+ 49.6%

Veterans

Veterans 250

Housing

Total Housing Units 2,156
Households 1,451
Average Household Size 3 people
Owner-Occupied 26%
Multi-Family 0.2%
Owner-Occupied Median Value $107,200
Median selected monthly owner costs - with a mortgage $1,530
Median selected monthly owner costs - without a mortgage $400
Median Gross Rent $515

Year at Residence

1 Year or More 10%
Less Than 1 Year 90%

Business and Employment

Private non-farm Establishments -
Private non-farm Employment -
Nonemployer Establishments 193
Number of Firms -

Business Production

Value of Shipments -
Wholesale Trade -
Retail Trade -
Retail Sales Per Capita -
Accommodation and Food Services -
The American Community Survey (ACS) is an ongoing survey that provides data every year - giving communities the current information they need to plan investments and services. The ACS covers a broad range of topics about social, economic, demographic, and housing characteristics of the U.S. population. Much of the ACS data provided on the Census Bureau's Web site are available separately by age group, race, Hispanic origin, and sex. Summary files, Subject tables, Data profiles, and Comparison Summary read more
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