78666 Real Estate Details
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78666 Zip Code
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78666 Zip Code
78666 Zip Code
78666 Zip Code Real Estate Statistics
Total Properties
161
Avg. Size in Sq. Ft.
3,277
Avg. Age in Years
0.3
Average Days on Site
101
Minimum Price
$99,999
Maximum Price
$4,000,000
Avg. Price
$623,892
Avg. Price per Sq. Ft.
$227
Recently Listed in 78666 Zip Code
$643,000
21.00 acre lot$30,619/AcreActive
2150 The Low Rd, San Marcos, TX 78666
MLS #: 1808691
Preston Granger
$600,000
2bds 2ba2,266sqftActive
120 Wild Sage Cv, San Marcos, TX 78666
MLS #: 1993130
Kuper Sotheby's Int'l Realty
$725,000
16.81 acre lot$43,129/AcreActive
1951 Camino Alto, San Marcos, TX 78666
MLS #: 1948652
Vista Realty
$4,000,000
82.31 acre lot$48,597/AcreActive
4000 Centerpoint Road, San Marcos, TX 78666
MLS #: 1731826
Kustom Real Estate
$695,000
3bds 2ba1,901sqftActive
16720 Fm 3353, San Marcos, TX 78666
MLS #: 1972616
Geronimo Creek Realty
78666 Zip Code Real Estate By Price
Demographic Information
Guadalupe County
4,379
Populations as of 20261,781
Total Labor Force$40,149
Median Household Income$30,367
Per Capita Income42
Median Age3
Average Household Size23.8%
High School Graduate8.3%
Bachelor Degree Or HigherPopulation
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
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