For that week away from it all - try Haven Cottages Northumberland. We have a lovely cottage in the centre of Seahouses, minutes away from harbour sleeping up to 6.
Our cottage comes fully equipped and include heating, bedding, towels and 2/ 3 minutes from the nearest beach/harbour.
Dog friendly/free WiFi - cost £95 per night for cottage so based on 6 approx £15 pppn. Minimum 3 nights.