A celebrated Grade I listed landscape garden, laid out in the early 18th century, covering about 50 acres. Long avenues lead to temples, statues, lake and ponds. Childhood home of the Queen Mother. Flower gardens bloom in spring and summer, with beautiful displays of magnolias, rhododendrons, irises, lilies. Wild flowers are encouraged, especially cowslips, bluebells, spotted orchids.

The surrounding St Paul's Walden Bury Estate, with its arable and livestock farm and its ancient woodland, is a traditional country estate set in the heart of the beautiful Hertfordshire countryside.

The front of the house dates from 1720, notable for its charming plaster work decoration. There is a substantial Victorian addition to the back.