On this page
Why the name is confusing
Octagon appears in sources under two closely related identities. OpenStreetMap records Octagon @ Sea as a restaurant at 12.8855843, 100.878688 on Jomtien First Road. A 2019 guest review of Grand Jomtien Palace also referred to an Octagon restaurant attached to the hotel. Those records establish a real historical connection between the venue name, dining, and the seafront hotel property.
Current hotel directories use a slightly different label: both Expedia and Hotels.com include Octagon Bar among the hotel’s on-site facilities. In contrast, Restaurant Guru marks its dedicated OCTAGON listing as permanently closed. These statements cannot be cleanly combined into a single confident status. The former restaurant may have closed while a hotel bar retained the name, the concept may have changed, or one directory may be stale.
Location and access
The map coordinate is on Jomtien First Road, at the Grand Jomtien Palace site near the beach. That is more specific than searching Pattaya for Octagon, a generic name that can appear in unrelated hospitality listings. Use the hotel as the destination and ask reception for the current Octagon venue rather than navigating only to an old restaurant pin.
The sources do not confirm whether outside guests can enter, whether food is served throughout the day, or whether the space operates only for selected hotel periods. Resort facilities can also be affected by private events or seasonal schedules. A same-day call to the hotel is the most efficient way to avoid arriving at a closed outlet.
Interpreting the status conflict
The difference between restaurant and bar matters. A directory that lists a hotel amenity may be accurately describing a bar even if a former standalone restaurant listing is closed. Conversely, a hotel page can retain a facility name after operations have paused. Neither source type deserves to overrule the other without an operator confirmation.
For that reason, this guide does not publish inferred opening hours, menu categories, a phone number for the outlet, or a definitive open-or-closed label. Ask the hotel whether Octagon is serving on your intended date, whether it offers full meals, and whether non-residents are welcome.
When the listing is still useful
Octagon can still be a practical option to investigate for guests already staying at Grand Jomtien Palace or walking this part of Jomtien Beach. The venue is less suitable as the sole destination of a cross-town journey until its status is confirmed. If you need a guaranteed meal, obtain a clear answer from reception and have another restaurant nearby in reserve.
This approach preserves both sides of the available evidence. It identifies the historical restaurant accurately, acknowledges the current hotel-bar listings, and surfaces the closure flag instead of hiding it.
Detailed facts, cautions, facilities & reviews
More at-a-glance details
- Status
- Conflicting public records
More planning notes
- The bar and restaurant records may represent different operating periods.
- Use Grand Jomtien Palace as the destination rather than an old restaurant pin alone.
- Ask whether non-hotel guests are welcome and whether full meals are served.
The details
Identity and location
Octagon @ Sea restaurant
12.8855843, 100.878688
A 2019 review describes Octagon attached to Grand Jomtien Palace
Current directory evidence
Lists Octagon Bar as an on-site hotel facility
Lists Octagon Bar as an on-site hotel facility
Current pages say bar rather than the older restaurant wording
Conflicting closure signal
Labels its dedicated OCTAGON listing permanently closed
Confirm the present concept and opening directly with the hotel
Listing details
- Area
- jomtien
- Cuisine
- Thai
- Hours
- Current service must be confirmed with Grand Jomtien Palace
- Updated
- July 2026
Check recent reviews
Compare current visitor feedback on independent platforms.
Record highlights
- The venue is tied to a well-defined Jomtien hotel location
- Current hotel directories still list an Octagon Bar
Check before relying
- A dedicated restaurant directory labels OCTAGON permanently closed
- Current food service, access and hours are not confirmed
Sources checked · 6
These are the pages used to check this guide. Opening hours, prices and other details can change after the recorded access date.
- OpenStreetMap node 3523578654 · accessed
- Nominatim reverse geocoding · accessed
- Grand Jomtien Palace listing on Expedia · accessed
- Grand Jomtien Palace listing on Hotels.com · accessed
- Octagon listing on Restaurant Guru · accessed
- Grand Jomtien Palace guest review on Tripadvisor · accessed
Frequently asked questions
Is Octagon at Grand Jomtien Palace open?
The evidence conflicts. Current hotel directories list Octagon Bar as an on-site facility, while Restaurant Guru marks a dedicated OCTAGON listing permanently closed. The safest approach is to ask Grand Jomtien Palace whether Octagon is operating and what service it currently provides.
Is Octagon a restaurant or a bar?
Older map and review evidence describes a restaurant called Octagon @ Sea or Octagon, while current hotel listings use Octagon Bar. That change in wording may signal a revised concept. Confirm whether meals are served rather than assuming full restaurant service.
Where is Octagon located?
The supported location is at or attached to Grand Jomtien Palace Hotel on Jomtien First Road. OpenStreetMap places the older restaurant point at approximately 12.8855843, 100.878688, close to the seafront hotel property. Ask reception for its present location.
Can non-hotel guests use Octagon?
Public access is not confirmed by the sources reviewed. Hotel bars are often available to outside visitors, but events, renovations, or operating policies can change that. Contact the hotel before travelling specifically for Octagon, particularly if you are not staying there.