Let KAYAK do the searching
Based on KAYAK hotel searches, the most popular destination is Hamburg (93% of total searches to North Sea Coast). The next most popular destinations are Bremerhaven (5%) and Freiburg (2%).
KAYAK users have found double rooms in North Sea Coast for as cheap as 358 ﷼ (Hamburg) in the last 3 days. The average price is 532 ﷼.