Castroville -Sonic

Castroville -Sonic Sonic Drive in Castroville! Serving smiles, slushes, and the best corn dogs in town! 💙🌭
Check in for daily specials, crew fun, and all the flavor you love.

🍂🥤 NEW ITEMS HAVE ARRIVED AT SONIC! 🍔✨Big deals + fall flavors = the perfect combo. 😍💙 $7 Big Deal Meal🍔 SONIC Cheesebur...
08/27/2026

🍂🥤 NEW ITEMS HAVE ARRIVED AT SONIC! 🍔✨

Big deals + fall flavors = the perfect combo. 😍

💙 $7 Big Deal Meal
🍔 SONIC Cheeseburger
🍟 Medium Tots or Fries
🥤 Medium Drink
🍨 Sundae

❤️ $9 Big Deal Meal
🍔 SONIC Cheeseburger
🍟 Medium Tots or Fries
🥤 Medium Drink
🍦 Mini Blast

🍁 HOTUMN DRINKS ARE HERE!
🫐 Harvest Berry made with Sprite®
🥧 Blueberry Pie made with Dr Pepper®
🍒 Cranberry Orchard Sweet Tea
🥤 Cherry Pie made with Coke®

Which one are you trying first?! 👀👇

📍 Stop by SONIC in Castroville and grab your favorites! 💙❤️

🎒✏️ FIRST DAY OF SCHOOL + WACKY WEDNESDAY?! 🌭💙We’re kicking off the new school year the SONIC way! 🎉 Stop by SONIC Castr...
08/12/2026

🎒✏️ FIRST DAY OF SCHOOL + WACKY WEDNESDAY?! 🌭💙

We’re kicking off the new school year the SONIC way! 🎉 Stop by SONIC Castroville TODAY and celebrate the first day of school with $1.99 Wacky Packs ALL DAY! 🤩

🍔 Your choice of entrée
🍟 Tots or fries
🧃 Your choice of drink
🧸 Plus a toy!

Whether you’re celebrating a great first day or just happy you survived the morning drop-off 😂, come see us and grab the kiddos a Wacky Pack for only $1.99!

📚 New year. New friends. BIG FUN!
💙 Live Free. Eat SONIC.

🌭 99¢ Corn Dog Alert! 🌭Today’s the day! Stop by Castroville SONIC on Thursday, 7/16 and grab our famous Corn Dogs for ju...
07/16/2026

🌭 99¢ Corn Dog Alert! 🌭

Today’s the day! Stop by Castroville SONIC on Thursday, 7/16 and grab our famous Corn Dogs for just 99¢ ALL DAY! 🤩

Whether you’re grabbing lunch, an afternoon snack, or dinner on the go, you can’t beat this deal!

📍 Castroville SONIC
📅 Thursday, 7/16
🌭 99¢ Corn Dogs • All Day

Tag your corndog buddy and we’ll see you soon! ❤️💙

🚨 BIG DEALS are here at Castroville Sonic! 🚨Whether you’re grabbing lunch, treating the kids, or making a late-night dri...
06/08/2026

🚨 BIG DEALS are here at Castroville Sonic! 🚨

Whether you’re grabbing lunch, treating the kids, or making a late-night drink run, we’ve got something for everyone! 😎

🍔 $7 Big Deal Meal
Includes a Sonic Cheeseburger, Medium Tots, Small Popcorn Chicken & Medium Drink

🧸 $1.99 Wacky Packs
Everyday from 2PM–5PM

🌭 Wacky Pack Wednesday
$1.99 Wacky Packs ALL DAY!

🌙 New Hours!
We’re now open until MIDNIGHT every day!

🥤 Late Night Drink Stop
99¢ Drinks from 10PM–Close

Stop by, grab your favorites, and make Castroville Sonic your go-to spot all summer long! ☀️💙💛

📍 Castroville Sonic
Offers available at Castroville Sonic only.

🏡🛍️ Community Garage Sale Day!Hopefully you find all the treasures you’re looking for today! ✨We wanted to join in on th...
06/06/2026

🏡🛍️ Community Garage Sale Day!

Hopefully you find all the treasures you’re looking for today! ✨

We wanted to join in on the fun with a special deal of our own! 🍔🍟🧃

Stop by Sonic Castroville and grab a $1.99 Wacky Pack from 2 PM–5 PM all month long in June.

And while you’re treasure hunting, don’t forget to swing by during Happy Hour for ½-price drinks and slushes! 🥤

Good luck, happy shopping, and may all your garage sale dreams come true! 💙

📍 On the lot only
📱 Not available in the app

🚨BIG DEAL ALERT 🚨 Your wallet called... it said "THANK YOU."For just $7, you can burger your cravings, tot your appetite...
06/03/2026

🚨BIG DEAL ALERT 🚨
Your wallet called... it said "THANK YOU."

For just $7, you can burger your cravings, tot your appetite, and pop into flavor town with our NEW Big Deal Meal!

✅Sonic Cheeseburger
✅Medium Drink
✅Regular Tots or Groovy Fries
✅Small Popcorn Chicken
That's a whole lotta munch for not a whole lotta money.

Tag the friend who says "I'II just have a bite" and then disappears with half your popcorn chicken.

Limited time only at participating SONIC Drive-Ins!

🧊 Need ice for the cooler, lake day, party, or weekend BBQ? We’ve got you covered 😎Grab our famous SONIC ice bags — now ...
05/08/2026

🧊 Need ice for the cooler, lake day, party, or weekend BBQ? We’ve got you covered 😎

Grab our famous SONIC ice bags — now 2 for just $4!

❄️ Crunchy. Refreshing. Perfect for any occasion.
📍 Only at SONIC in Castroville

Swing by and stock up before the Texas heat wins 🌞

💙 Teacher Appreciation Week continues! 💙We were so excited to donate 80+ drinks to the incredible staff at Castroville E...
05/07/2026

💙 Teacher Appreciation Week continues! 💙

We were so excited to donate 80+ drinks to the incredible staff at Castroville Elementary as a small thank you for everything they do for their students every single day. 🍎✨

Thank you for all the long hours, patience, kindness, and love you pour into your classrooms. We appreciate you more than you know!

✨ Hello Kitty & Friends toys are HERE ✨And you already know the deal…💥 $1.99 Wacky Packs ALL DAY every Wednesday 💥Kids g...
05/06/2026

✨ Hello Kitty & Friends toys are HERE ✨
And you already know the deal…

💥 $1.99 Wacky Packs ALL DAY every Wednesday 💥

Kids get the cutest toys…
You get a break on dinner… everybody wins 😌

🎀 Collect them all before they’re gone!

📍 Castroville Sonic only
🚗 On the lot only (not available for delivery or order ahead)

❤️❤️❤️
05/05/2026

❤️❤️❤️

Address

955 Highway 90 E
Castroville, TX
78009

Opening Hours

Monday 7am - 11pm
Tuesday 7am - 11pm
Wednesday 7am - 11pm
Thursday 7am - 11pm
Friday 7am - 12am
Saturday 8am - 12am
Sunday 8am - 11pm

Telephone

+18309316363

Website

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