Skip to main content
Global Beach MapBlog
Sign In
Traveler Sign InGovernment Portal Sign InBusiness Portal Sign In
Germany
Hesse

Certified Beach Town

Mainz-Kostheim

See Mainz-Kostheim on the map
1
Beaches mapped
1
Certified 2026

Mainz-Kostheim's beaches

Is this your town?

Town officialsRun this town?

Claim Mainz-Kostheim's pages and publish the official record: daily safety flags, water quality, and the beach lineup, straight from the municipality.

Open the Government Portal
Local businessesRun a business in Mainz-Kostheim?

Get listed on the beach pages your customers already search. Direct bookings, commission-free, with specials and coupons when you want them.

Get listed

Field notes — quick answers

Does Mainz-Kostheim have Blue Flag beaches?

Yes — we map 1 beach in Mainz-Kostheim holding Blue Flag certification for the seasons we track, each listed with its certification year. Certification is seasonal and re-awarded every year.

Where is Mainz-Kostheim?

Mainz-Kostheim is a beach town in Hesse, Germany. Its beaches are on the interactive map alongside every other town we track.