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78731 ZIP Code

ZIP Code: 78731 Austin

Extra Details of ZIP Code 78731

ZIP Code 78731
Zip Code Type Standard
State Texas - TX
Official Zip Code Name Austin
Primary County Travis
Area Code (s) 512
Racial Majority 76.74%
Elevation Range 682 - 814 ft.

Data: State Statistics Office | Updated on: May 04, 2026

How to write a U.S. envelope?

The first step is to write the recipient address:
First, you need to fill in the recipient's mailing information in the center of the envelope. The first line is also the recipient's name. When writing the recipient's name, pay attention to the title, and write the person's title and name in the middle of the envelope. On the second line, write the recipient's full address, including any associated apartment or suite numbers. The more detailed the better. The third line writes the recipient's city, state, and zip code, this information is the last line of the address.

The second step is to write the reply address:
The return address is three lines, the first line will be the sender's name. The second line writes the sender's detailed address, including the street address, please remember to write the house number. On the third line write your city, state abbr, and zip code.

Finally, don't forget to stick the stamp on the right top corner. Otherwise, the letter will not go into the delivery process.

How to Read Zip Code

Population and Employment

population

27,664

Unemployment Rate
2.8%
Poverty Rate
8.8%
Non-Citizens
8.3%

Location of Zip Code 78731

On this map you can see exactly where postcodes are located within Germany.

Gender & Age Statistics

Gender

  • Male
    51%
  • Female
    49%

Age

  • <10 years
    10%
  • 10-17 years
    7%
  • 18-34 years
    27%
  • 35-64 years
    38%
  • 65+ years
    18%

78731 Demographics

Racial Diversity

  • White
    76%
  • African American
    1%
  • Hispanic
    12%
  • American Indian or Alaska native
    0%
  • Asian & Other race
    9%

Education Levels

  • Master's degree or above
    41%
  • Bachelor's degree
    39%
  • Some college or associate degree
    15%
  • High school diploma or vocational degree
    5%
  • Less than high school diploma
    1%

78731 Income

Median Household Income

$85,586

National $64,994

Household Income Brackets

  • <$30k
    11%
  • $30-$44k
    18%
  • $45-$84k
    18%
  • $85-$149k
    23%
  • $150k+
    30%

Median Individual Income

$50,399

National $32,197

Individual Income Brackets

  • <$20k
    16%
  • $20-$34k
    18%
  • $35-$74k
    41%
  • $75k+
    25%

Online Business Directory

Whether you're looking for hotels, hairdressers, doctors or lawyers in Austin, TX. You can find these phone numbers in our phone book. With us, you can easily book a restaurant or hotel in your location. You can also find reputable real estate agents and insurance agents. Everything you need is easily accessible here!

Esketchers
1111 W Mockingbird Ln Ste 930, Dallas, TX, 75247

Import Key
, Houston, 77001

360 Attic Insulation Houston
440 Louisiana St #32, Houston, 77002

Towing Riders Dallas
4100 Spring Valley Rd #140, Dallas, 75244

X-Byte Enterprise Solutions
10685-B Hazelhurst Dr. #23604 Houston, TX 77043, USA, Houston, 77043

H-Town Epoxy Floors
9311 Farm to Market Rd 1488, Magnolia, 77354

Raven Mechanical, LP
1618 Buschong, Houston, 77039

Air Duct Cleaning The Woodlands TX
3335 College Park Dr Ste, The Woodlands, TX, USA, 77384

Schools Serving Austin

Doss El
7005 Northledge Dr Austin, TX 78731

Library Austin

Howson Branch Library
2500 Exposition Blvd Austin, TX 78703

Wells Branch Community Library
15001 Wells Port Dr Austin, TX 78728

Terrazas Branch Library
1105 E Cesar Chavez St Austin, TX 78702

North Village Branch Library
2505 Steck Ave Austin, TX 78757

Austin Public Library
323 Fourth Ave Ne Austin, MN 55912

Milwood Branch Library
12500 Amherst Dr Austin, TX 78727

Museum Austin

Austin Children's Museum
201 Colorado St Austin, TX 78701-3922

Texas Drag Racing Hall Of Fame
301 Blackberry Dr Austin, TX 78745-6501

Digital Story Lab
111 West Anderson Lane Suite E310 Austin, TX 78752-1119

Museum Of Weird
412 E 6th St Austin, TX 78701

Texas Folklife Resources
1317 S Congress Ave Austin, TX 78704-2432

George Washington Carver Museum
1165 Angelina St Austin, TX 78702

Hospital Austin

North Austin Medical Center
12221 Mopac Expressway North Austin, TX 78758

Ascension Seton Medical Center Austin
1201 W 38th St Austin, TX 78705

Cross Creek Hospital
8402 Cross Park Drive Austin, TX 78754

The Hospital At Westlake Medical Center
5656 Bee Caves Road, Suite M-302 Austin, TX 78746

Dell Seton Med Center At The University Of Tx
601 E 15th Street Austin, TX 78701

Austin State Hospital
4110 Guadalupe Austin, TX 78751

University Austin

The Art Institute Of Austin
101 W. Louis Henna Blvd, Suite 100 Austin, TX 78728

Austin Presbyterian Theological Seminary
100 E 27th St Austin, TX 78705-5711

Baldwin Beauty School-north Austin
8440 Burnet Rd., Ste 140 Austin, TX 78757-7068

Austin Career Institute
8711 Burnet Road Suite H-98 Austin, TX 78757-7066

Gemini School Of Visual Arts & Communication
12325 Hymeadow Drive, Suite 3-100 Austin, TX 78750-1861

Mediatech Institute-austin
4719 S. Congress Ave Austin, TX 78745