Recent social media posts
09/09/2026
Straight from the ocean to our counter 🐟🌊
We’ve got some absolute monsters in store! 👀
🐟 12kg+ Monster Flathead
🐠 Extra Large Coral Trout
Fresh, big and ready for your next seafood feast! 🔥
Come in and check them out at Costi’s Fresh Seafood 🦐🦀🐟
FreshFromTheOcean SeafoodLovers SydneyFoodies
07/09/2026
🎉 Our $250 Week 1 Giveaway Winner! 🎉
Our lucky winner came in today to collect her $250 Costi’s Fresh Seafood voucher! 🐟🦐🎁
Congratulations, and we hope you enjoy some of the best fresh seafood from Costi’s! ❤️
A huge thank you to everyone who entered our giveaway.
👀 This week’s giveaway is LIVE! 🔥
👉 Check the link in our bio to enter! 🎉
06/09/2026
This Father’s Day, treat Dad to something fresh! 🐟💙
Bring the family together with the finest fresh seafood — perfect for a Father’s Day feast. 🦐🦞🐠
Don’t forget Dad this Father’s Day — come in and grab your fresh seafood! ❤️
📍 Come visit us at Costi’s Fresh
31/08/2026
🎉 WE’RE BACK WITH OUR WEEKLY GIVEAWAY! 🎉
Just in time for Father’s Day this week, you could win a $250 Costi’s Fresh Seafood voucher! 🐟🦐🦪
Every week, we’re giving ONE lucky winner a $250 voucher to enjoy some of our fresh seafood. 💙
🎁 $250 VOUCHER — EVERY WEEK!
👉 Click the link to enter - https://gleam.io/ZmnuL/costis-fresh-weekly-giveaway-250-voucher
🏆 A new winner every week
📩 Winner will be contacted via Insta DM/Email
Give Dad something he’ll actually love this Father’s Day! 😍
Good luck! 💙
SydneyGiveaway CastleHill FreshSeafood Seafood Win250 Giveaway
27/03/2026
🐣🐰 Easter weekend is here!
Fresh Seafood & Hot food ready for your Good Friday feast 🐟🍣🍤
⏰ Get in early - it’s going to be busy
*Note - Easter Sunday closed.
05/06/2025
7kg King Crab 🦀
10/04/2025
EASTER TRADING
09/03/2025
NEW❗️ our delicious lobster rolls. Made with lobster meat, avocado, shallots, premium Japanese mayo, melted cheese and topped with caviar. Yum 😋
31/12/2024
NYE - after a busy day there’s nothing like enjoying fresh seafood with the family. Wishing you all a Happy New Year. Thank you for your continued support
26/12/2024
15/12/2024
🎄The countdown is on and don’t stress because we’ve got your seafood needs covered! We’ll be working around the clock, offering the best quality seafood to our wonderful customers. We look forward to seeing you in store! Please note, there will be ample stock of prawns, oysters, bugs, lobsters, fillets, etc - orders are not required.
Wishing you all a Merry Christmas from George, Christos, Nick and the team at Costi’s Castle Hill!
10/09/2024
NEW SEASON JUMBO WILD TIGERS IN STORE TODAY
SPECIAL!! 39.99KG
18/08/2024
NEW‼️Our delectable range of
DM us to enquire or ☎️ us on 7807 6828
Address
Shop 1214, Level 1 Castle Towers, Castle Hill
Sydney, NSW
2154
Public Transport:
- Take the train to Castle Hill Station.
- From the station, walk south on Old Northern Road towards Castle Street.
- Turn left onto Castle Street and continue until you reach the destination.
Driving/Parking:
- Head northwest on Showground Road towards Carrington Road.
- Turn left onto Carrington Road and continue straight.
- Turn right onto Old Northern Road and then turn left onto Castle Street.
- The destination will be on your right.
- There is parking available nearby.
Opening Hours
| Monday |
9am - 6pm |
| Tuesday |
9am - 6pm |
| Wednesday |
9am - 6pm |
| Thursday |
9am - 9pm |
| Friday |
9am - 6pm |
| Saturday |
8am - 6pm |
| Sunday |
9am - 5pm |
Alerts
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Contact The Business
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What people say
Costis Fresh Seafood in Castle Hill, Sydney, is a true gem for seafood lovers. Established by the Costi's family in 1980, this establishment prides itself on its commitment to freshness and customer satisfaction.
What sets Costis Fresh Seafood apart is their dedication to serving the needs of their customers and their families. As an independent operator, they have tight controls in place to ensure that only the freshest and premium seafood reaches their valued customers.
Whether you prefer to pick up your seafood from their Castle Hill store or opt for the convenience of home delivery, Costis Fresh Seafood has you covered. Their online ordering system makes it easy to enjoy fresh seafood from the comfort of your own home.
Located at Castle Towers, Costis Fresh Seafood is a must-visit destination for anyone craving high-quality seafood. With a focus on customer service and top-notch products, Costis Fresh Seafood is sure to leave you satisfied with every bite.
For a delightful seafood experience that prioritizes freshness and customer satisfaction, look no further than Costis Fresh Seafood in Castle Hill.
