Town Chart.

← Look up another ZIP code · All towns in Texas

ZIP code 78621

Elgin, TX · Bastrop County

About ZIP code 78621

  • ZIP code 78621 is in Elgin, Bastrop County, Texas.
  • About 30,411 people live in it, which is 66.1 people per square mile.
  • It also reaches into Travis County, Williamson County and Lee County.
  • Time zone: Central Standard Time.
  • The middle of the ZIP code is at 30.337, -97.361.

A ZIP code is a mail delivery area, not a town border, and one ZIP code can cover parts of several towns. To check a single address, use the US Postal Service lookup.

Elgin, TX

ZIP code 78621 is the post office name for Elgin, TX. 11,563 people live in Elgin. Typical household income is $91,114. A typical home costs $326,400.

  • Stronger than most towns on: Diversity & community, Airport access and Public transit.
  • Weaker than most towns on: Property taxes, Short commute and Health and medical care.

See all figures for Elgin

Nearby ZIP codes

ZIP code list from SimpleMaps US Zips. Population is a US Census Bureau estimate. These are estimates, so check official sources before you decide.