Old Tunnel State Park
- Status
- Open (per official listing)
- Entrance fee
- Free entryAnnual pass available
- Day-use reservations
- None mentioned
- Dogs
- Statewide rule — see below
- Camping
- None listed
- Official site
- tpwd.texas.gov(866) 978-2287
Official page last checked Oct 29, 2026. Details last changed Oct 29, 2026. How we keep this current
Current alerts 1
Alert Screwworm AlertJune 13, 2026 - New world screwworm has been found in parts of Texas. Check your pets and livestock often. If you see unusual wounds or maggots, do… (more)
June 13, 2026 - New world screwworm has been found in parts of Texas. Check your pets and livestock often. If you see unusual wounds or maggots, do not move the animal. Call the Texas Animal Health Commission at (800) 550‑8242 or contact a private veterinarian. For wildlife with suspicious wounds or maggots, notify park staff or call (512) 389‑4505.
Posted by the park. Official alert
Overview
Old Tunnel State Park is a park in Kendall County, about 12 miles south of Fredericksburg.
Popular activities here are hiking and picnicking.
Hours
Park, gate, office and facility hours are listed separately because they often differ. Alerts above override normal hours.
| Facility | Days | Hours | Season |
|---|---|---|---|
| Trails | Daily | sunrise – 5 p.m. | — |
| Other | Bat Season: You must have a bat-viewing ticket to stay in the park after 5 p.m. May 1 through Oct. 31. Buy tickets in advance online or by calling the Customer Service Center. We do not sell tickets on-site. Bring printed tickets or a phone with email confirmation to show at gate. Consider taking a screenshot of your ticket, as cell service is spotty. Space is limited, so purchase your ticket early. We do not allow children under 4 years old at the lower area. The bat viewing areas and the trail to them meet ADA guidelines. We do not issue refunds if bats are not visible. For up-to-date bat emergence information, check Facebook or call the toll-free line at (866) 978-2287 (recorded message only). To contact us, email the park. Plan to arrive an hour earlier than recent emergence times. To protect the bats, we do not allow camping, pets or smoking. | ||
Official wording
Trail is open year-round from sunrise to 5 p.m.
Bat Season: You must have a bat-viewing ticket to stay in the park after 5 p.m. May 1 through Oct. 31. Buy tickets in advance online or by calling the Customer Service Center. We do not sell tickets on-site. Bring printed tickets or a phone with email confirmation to show at gate. Consider taking a screenshot of your ticket, as cell service is spotty. Space is limited, so purchase your ticket early. We do not allow children under 4 years old at the lower area. The bat viewing areas and the trail to them meet ADA guidelines. We do not issue refunds if bats are not visible. For up-to-date bat emergence information, check Facebook or call the toll-free line at (866) 978-2287 (recorded message only). To contact us, email the park. Plan to arrive an hour earlier than recent emergence times. To protect the bats, we do not allow camping, pets or smoking.
Source: official park page, checked Oct 29, 2026. Times are local to the park (America/Chicago).
Pets
Pets must be on a leash no longer than 6 feet at all times and are not permitted in any buildings at Texas State Parks. Some parks restrict pets on certain trails.
Statewide rule from Texas's park system (source). This park’s page doesn’t state its own pet rules, so check for local restrictions.
Fees and passes
| Item | Amount |
|---|---|
| No Entrance Fee | Free |
Official wording
• No Entrance Fee: Free
Texas park passes
- Texas State Parks Pass — $70 per year. Free entry for the holder and guests at the state parks it covers, plus camping and store discounts; a second pass for someone at the same address is $25 Details
- Texas Parklands Passport. Discounted or free entry for qualifying seniors, people with disabilities, veterans and Gold Star family members Details
From the Texas state guide. Confirm which passes this park accepts.
Reservations
- Day use
- No day-use reservation requirement mentioned
- Booking system
- Texas State Parks reservation system (ReserveAmerica)
- Phone
- (512) 389-8900
We link to the official booking system rather than showing live availability, which changes minute to minute.
Things to do
HikingPicnicking
Amenities
Facilities
- Restrooms
- Picnic areas
✓ listed by the park · ✕ the park says it is not available. Anything not shown here isn’t mentioned by the official source — that means unknown, not unavailable.
Getting there
- Address
- 10619 Old San Antonio Road
Fredericksburg, TX 78624 - Nearest town
- Fredericksburg — about 12 mi south (straight line)
- Coordinates
- 30.1011, -98.8207
- Phone
- (866) 978-2287
- Old.Tunnel@tpwd.texas.gov
Nearby state parks
Sources and freshness
- Texas State Parks — park page — last checked Oct 29, 2026
- TPWD state parks map (embedded park data)
- Wikidata
“Last checked” is when our system last read the official source. “Last changed” (Oct 29, 2026) is when the information shown here last differed from the previous check. Hours, fees and rules can change without notice — confirm with the park before you go. Methodology