78670 vs 78666 — Compare ZIP Codes
Side-by-side comparison. Blue = ZIP 78670, Orange = ZIP 78666.
Quick verdict: ZIP 78670 is wealthier, more affordable rent, lower poverty rate, higher work-from-home share. ZIP 78666 is higher home values, lower unemployment, more diverse, more educated.
Quick Facts
ZIP 78670
Staples city, TX
View full profile →- Population178
- Median Income$76,591
- Median Home Value$233k
- Median Rent$1,042
- Median Age40.4 yrs
- Poverty Rate1.1%
ZIP 78666
San Marcos city, TX
View full profile →- Population87,775
- Median Income$55,478
- Median Home Value$272k
- Median Rent$1,134
- Median Age27.0 yrs
- Poverty Rate23.3%
Visual comparison (same scale)
Population
17887,775
Median Income
$76,591$55,478
Median Home Value
$233k$272k
Median Rent
$1,042$1,134
Median Age
40.4 yrs27.0 yrs
Poverty Rate
1.1%23.3%
Demographics
ZIP 78670
Staples city, TX
View full profile →- White %75.8%
- Black %3.9%
- Asian %0.0%
- Hispanic %39.3%
- Age 0–17 %40.5%
- Age 18–64 %40.5%
- Age 65+ %19.1%
- Bachelor's+ %30.2%
- Diversity Index27/100
ZIP 78666
San Marcos city, TX
View full profile →- White %63.7%
- Black %5.2%
- Asian %1.8%
- Hispanic %43.8%
- Age 0–17 %13.8%
- Age 18–64 %73.8%
- Age 65+ %12.5%
- Bachelor's+ %34.6%
- Diversity Index40/100
Visual comparison (same scale)
White %
75.8%63.7%
Black %
3.9%5.2%
Asian %
0.0%1.8%
Hispanic %
39.3%43.8%
Age 0–17 %
40.5%13.8%
Age 18–64 %
40.5%73.8%
Age 65+ %
19.1%12.5%
Bachelor's+ %
30.2%34.6%
Diversity Index
27/10040/100
Economy
ZIP 78670
Staples city, TX
View full profile →- Median Income$76,591
- Unemployment %17.5%
- IRS Net Migration+8
- Work From Home %15.4%
- Mean Commute (min)44 min
ZIP 78666
San Marcos city, TX
View full profile →- Median Income$55,478
- Unemployment %5.6%
- IRS Net Migration+4,140
- Work From Home %9.4%
- Mean Commute (min)—
Visual comparison (same scale)
Median Income
$76,591$55,478
Unemployment %
17.5%5.6%
IRS Net Migration
+8+4,140
Work From Home %
15.4%9.4%
Mean Commute (min)
44 min—
Housing
ZIP 78670
Staples city, TX
View full profile →- Median Home Value$233k
- Median Rent$1,042
- Owner Occupied %64.7%
- Broadband %92.7%
- Vacant %8.1%
- Median Year Built1982
ZIP 78666
San Marcos city, TX
View full profile →- Median Home Value$272k
- Median Rent$1,134
- Owner Occupied %38.4%
- Broadband %85.0%
- Vacant %6.9%
- Median Year Built1997
Visual comparison (same scale)
Median Home Value
$233k$272k
Median Rent
$1,042$1,134
Owner Occupied %
64.7%38.4%
Broadband %
92.7%85.0%
Vacant %
8.1%6.9%
Median Year Built
19821997
Climate & Location
ZIP 78670
Staples city, TX
View full profile →- Snow Days/Year0 days
- Elevation (ft)665 ft
- Nearest Airport30.6 miles (49.3 km)
- Distance to Coast87.3 miles (140.5 km)
ZIP 78666
San Marcos city, TX
View full profile →- Snow Days/Year0 days
- Elevation (ft)665 ft
- Nearest Airport28.5 miles (45.9 km)
- Distance to Coast98.4 miles (158.3 km)
Visual comparison (same scale)
Snow Days/Year
0 days0 days
Elevation (ft)
665 ft665 ft
Nearest Airport
30.6 miles (49.3 km)28.5 miles (45.9 km)
Distance to Coast
87.3 miles (140.5 km)98.4 miles (158.3 km)
Infrastructure
ZIP 78670
Staples city, TX
View full profile →- Mean Commute (min)44 min
- Work From Home %15.4%
- Walkability (0–100)17
- Broadband %92.7%
ZIP 78666
San Marcos city, TX
View full profile →- Mean Commute (min)—
- Work From Home %9.4%
- Walkability (0–100)36
- Broadband %85.0%
Visual comparison (same scale)
Mean Commute (min)
44 min—
Work From Home %
15.4%9.4%
Walkability (0–100)
1736
Broadband %
92.7%85.0%
Frequently Asked Questions
How do ZIP 78670 and 78666 compare?
ZIP 78670 is wealthier, more affordable rent, lower poverty rate, higher work-from-home share. ZIP 78666 is higher home values, lower unemployment, more diverse, more educated.
What do the blue and orange colors mean?
Blue represents the first ZIP (78670), orange the second (78666). The same colors are used in the map markers and comparison bars.
Where does this data come from?
Data is from the U.S. Census Bureau and other federal sources. See our Methodology page for details.
How can I compare other ZIP codes?
From any ZIP page, use the "Compare with Another ZIP" tool, or go to /compare/XXXXX-vs-YYYYY (replace with two 5-digit ZIP codes).
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