Viewpoint · Austin

Congress Avenue Bridge

Congress Avenue Bridge
Photo: LoneStarMike, CC BY-SA 3.0 via Wikimedia Commons

The bridge crosses Lady Bird Lake in downtown Austin. Visitors watch Mexican free-tailed bats emerge from beneath the structure at dusk. The colony grows to over one million bats from spring through fall.

Updated October 18, 2026On day 2 of Austin, San Antonio and Houston in 7 Days

Visiting Congress Avenue Bridge: what to know

Tickets
Free
Time needed
30 minutes
Best time
Dusk from March to October
Getting there
Walk or drive to downtown Austin

Austin itineraries with Congress Avenue Bridge

Day 2 of Austin, San Antonio and Houston in 7 Days

Austin outdoors

How Congress Avenue Bridge fits into a day.
  1. 9:00Barton Springs PoolAustin
  2. 12:00Umlauf Sculpture GardenAustin
  3. 15:00Lady Bird LakeAustin
  4. 20:00Congress Avenue Bridge batsAustin
See all 7 days
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Congress Avenue Bridge FAQs

When do the bats emerge?

Bats leave the bridge at sunset. Timing varies with weather and season.

How many bats live under the bridge?

The colony reaches over one million Mexican free-tailed bats in summer.

Can you walk across the bridge?

Yes. Pedestrians use the sidewalks on either side for viewing.

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