📍 View location on OpenStreetMap (30.415820, -98.311440)
| Data Metric | Local Statistic |
|---|---|
| Postal / Zip Code | 78663 |
| Primary City | Round Mountain |
| State / Province | TX |
| County | Blanco |
| Total Population | 503 |
| Population Density | 1.8 people/sq mi |
| Timezone | America/Chicago |
| Metric | ZIP 78663 | Blanco County records | TX records |
|---|---|---|---|
| Population estimate | 503 | 12,001 (sum) | 30,188,035 (sum) |
| Population Density | 1.8 /sq mi | -- | -- |
| County population rank | #3 of 4 | -- | -- |
| State population rank | #1601 of 1,924 | -- | -- |
Regional sums combine the population estimates in the listed ZIP records; they are not official county or state population totals.
| ZIP Code | City | Distance | Population estimate |
|---|---|---|---|
| ZIP 78657 | Horseshoe Bay | 9.1 mi | 7,591 |
| ZIP 78636 | Johnson City | 9.6 mi | 4,134 |
| ZIP 78669 | Spicewood | 10.8 mi | 12,592 |
| ZIP 78654 | Marble Falls | 12.3 mi | 20,650 |
| ZIP 78620 | Dripping Springs | 17.0 mi | 22,860 |
Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →