When do the bats fly in austin?

About Austin’s Bats. As Katy and I floated underneath South Congress, we could hear the chirping sound of the bats known as “colony chatter,” which they do all day, every day. This high-pitched, but rather pleasant noise is the first indication they have returned from their migration to Mexico. read more

Austin Bats Parking The most convenient parking lot is right next to the bridge near the Austin American-Statesman office at 305 South Congress Avenue. The fee is $7 for up to four hours. read more

The Congress Avenue bridge spans Lady Bird Lake in downtown Austin and is home to the largest urban bat colony in North America known as the Congress Bridge Bats. This colony is estimated at 1.5 million Mexican free-tail bats. read more

These times may vary due to changes in weather conditions. Emergence times are updated weekly. The physical address to the bridge is; 305 South Congress Avenue, Austin TX 78704. read more

When our bats migrate back to Austin, the original population will total about 750,000 bats. They are all pregnant females, making this a maternity colony. During their stay under the South Congress Bridge, they each give birth to one pup that is 1/3 their size, with a 50/50 split of gender ratio. read more