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ZIP Code 78066
Castroville, TX, Medina County
Population
259
Land area
22.2sq mi
People per sq mi
12
City
Castroville
ZIP 78066 and nearby ZIP codes
ZIP 78066 at a glance
- ZIP 78066 (Castroville) is 90% less dense than Texas as a whole.
Local data for ZIP 78066
Counts from official public data
Economy and federal money
Businesses, pandemic loans and political donations
Business establishments
12
ZIP Business Patterns 2023
Employees
41
$1.6M annual payroll
PPP loans
$232K
12 loans
Campaign donations
$12.3K
15% D, 52% R, 2026 cycle
Environment and hazard risk
ZIP 78066, from FEMA, NOAA and EPA
Natural hazard risk
Relatively Low
Top: drought
Storm events since 1996
471
Countywide, mostly drought
Flood insurance policies
357
1.9% of homes, county
July high / Jan low
97° / 43°F
31.6 inches of rain a year
Health statistics
Share of adults in ZIP 78066, CDC PLACES estimates
Obesity
35.5%
U.S. 33.3% +2.2 pts
Diabetes
12.3%
U.S. 12.1% about the same
Smoking
10.5%
U.S. 12.8% -2.3 pts
Uninsured (18-64)
11.5%
U.S. 11.1% about the same
Frequently asked questions
- What city is ZIP code 78066?
- ZIP code 78066 is in Castroville, TX (Medina County).
- What county is ZIP code 78066 in?
- ZIP code 78066 is mostly in Medina County, Texas.
- How many people live in ZIP code 78066?
- About 259 people live in the 78066 ZIP Code Tabulation Area, based on American Community Survey 5-year estimates.
Source: U.S. Census Bureau (ZIP Code Tabulation Areas, American Community Survey) · Data as of 12/31/2023. ZIP Code Tabulation Areas closely match, but are not identical to, USPS ZIP code delivery areas.