Austin radius map at a glance
A 10 mile circle centered on the Texas State Capitol is 20 miles across and covers about 314 sq mi (814 km²). It contains 1 towns, cities, and city districts with at least 15,000 residents. The nearest separately listed town is Pflugerville, 13 mi away.
Lady Bird Lake and the Colorado River run just south of the Capitol, and growth along I-35 makes Round Rock and Pflugerville part of everyday Austin trips. Both sit 13 to 17 miles from the Capitol, so they need a 20 mile circle.
How far each radius reaches from central Austin
Each row counts the places with 15,000+ residents inside a circle of that size, and names the largest towns that first appear in that ring. Use it to choose a starting radius before you adjust the map.
| Radius | Area | Places inside | Largest new places in this ring |
|---|---|---|---|
| 5 mi (8.0 km) | 79 sq mi | 1 | — |
| 10 mi (16 km) | 314 sq mi | 1 | — |
| 25 mi (40 km) | 1,963 sq mi | 9 | Round Rock (17 mi N), Cedar Park (17 mi N), Leander (22 mi N) |
| 50 mi (80 km) | 7,854 sq mi | 14 | New Braunfels (46 mi SW), Georgetown (25 mi N), San Marcos (30 mi SW) |
Counts include city districts that GeoNames lists separately. Straight-line distances from 30.2747, -97.7404.
Towns and cities within 25 miles of Austin
The 7 largest of the 7 towns and cities with at least 15,000 residents within 25 miles of the Texas State Capitol. To list every place for your own center and radius, draw the circle above and open Towns and cities inside the circle.
| Place | Region | Distance | Population |
|---|---|---|---|
| Round Rock | Texas | 17 mi N | 115,997 |
| Cedar Park | Texas | 17 mi N | 65,945 |
| Leander | Texas | 22 mi N | 59,202 |
| Pflugerville | Texas | 13 mi NE | 57,122 |
| Kyle | Texas | 21 mi SW | 35,733 |
| Hutto | Texas | 22 mi NE | 22,722 |
| Brushy Creek | Texas | 16 mi N | 21,764 |
Population figures from GeoNames; census years and boundary definitions vary.
ZIP codes around Austin
How many US ZIP codes have their center point inside each radius from the Texas State Capitol, and the counties that hold most of them. The map lists every ZIP inside your own circle under ZIP codes inside the circle, ready to copy or download; see the ZIP code radius map guide for how ZIP edges are handled.
| Radius | ZIP codes | Counties | Most ZIP codes in |
|---|---|---|---|
| 5 mi | 42 | 1 | Travis County (42) |
| 10 mi | 60 | 1 | Travis County (60) |
| 25 mi | 98 | 5 | Travis County (80), Williamson County (10), Hays County (5) |
Includes PO box and single-building ZIP codes. ZIP data from GeoNames (CC BY 4.0).
Distances to nearby major cities
The closest cities with more than 500,000 residents, measured in a straight line from the Texas State Capitol. Road distances are longer.
| City | Direction | Miles | Kilometers |
|---|---|---|---|
| San Antonio | SW | 74 mi | 119 km |
| Houston | E | 147 mi | 236 km |
| Fort Worth | N | 171 mi | 275 km |
| Dallas | N | 182 mi | 293 km |
| Reynosa, Mexico | S | 292 mi | 469 km |
| Heroica Matamoros, Mexico | S | 304 mi | 489 km |
A comparison to try
Compare a downtown office with The Domain and Round Rock using equal radii to see where north-side commutes overlap.
- Choose one of the place shortcuts above, then select a search result to move your circle.
- Set a distance in miles, or switch units without changing the circle’s size.
- Choose Add circle, then search the next location to move the new circle there.
- Give the circles different labels and colors, then choose Fit all circles to see their overlap.
Choose the right center
The map starts at the Texas State Capitol (30.2747, -97.7404). Highway access along I-35 and MoPac matters more than straight-line distance at rush hour.
The place shortcuts run a search; they are not neighborhood outlines or claims that a whole neighborhood is inside your circle.
Keep your Austin map
Your draft saves in this browser. Share creates a snapshot link. Export a map project to reopen your circles on another device, KML for Google Earth, GeoJSON for GIS software, CSV for a spreadsheet, or a PNG image for a report.
Frequently asked questions
How big is a 10 mile radius around Austin?
A 10 mile radius is 20 miles across and covers about 314 sq mi (814 km²), including any water inside the circle. Measured from the Texas State Capitol, it contains 1 listed towns, cities, and city districts with at least 15,000 residents.
How many towns and cities are within 25 miles of Austin?
7 towns and cities with at least 15,000 residents lie within 25 straight-line miles of the Texas State Capitol. The largest are Round Rock, Cedar Park, Leander. City districts listed separately in the data are not counted here.
What is the nearest large city to Austin?
San Antonio is the nearest city with more than 500,000 residents (outside Austin itself), about 74 mi (119 km) to the SW in a straight line.
How many ZIP codes are within 10 miles of Austin?
60 ZIP codes have their center point within 10 miles of the Texas State Capitol, in Travis County. Scroll to ZIP codes inside the circle under the map to list, copy, or download them for any center and radius.
Does a radius around Austin follow roads?
No. The circle shows straight-line distance from the center in every direction. Highway access along I-35 and MoPac matters more than straight-line distance at rush hour.
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