Whilst briefly in England, Valder married Ellen (Nellie) Green on 17 January 1901 at Edingthorpe.
Later that year they sailed back to live in Auckland, before moving to Hamilton three years later.
They had three daughters, Ellen Mary (Mollie), Norah Winifred and Lilian.

Valder's youngest daughter, Lilian, died on 5 August 2001, aged 90.
She went to Sonning School and St. Cuthbert's College, was a secretary and, from 1930 to 1963, developed a farm from bush below Mt Pirongia with her sister Mollie.
Lilian retired to Waihi Beach in 1963, where she volunteered for St. John in their beach first aid caravan, meals on wheels and driving patients to Thames, Waikato and Tauranga Hospitals.
In 1989 she set up the Valder Ohinemuri Charitable Trust for youth, people at risk and the elderly.
In the 1993 New Year Honours, she was appointed a Member of the Order of the British Empire, for services to the community.
Her sister, Norah Winifred Howell, had earlier set up a charitable trust in 1984.

Henry Valder planted many native trees in the grounds of his Hamilton riverside home, Edingthorpe.
He was a keen follower of cricket and enjoyed social tennis.
Although not a religious man he attended the Anglican church because of the commitment of his wife, Ellen.
She died on 2 June 1931.

Valder married a widow, Marie (Daisy) Herbert (formerly Quelch) in Thames on 11 April 1934.
He died suddenly at home on 12 February 1950, survived by his three daughters and second wife.
Whilst briefly in England, Valder married Ellen (Nellie) Green on 17 January 1901 at Edingthorpe. Later that year they sailed back to live in Auckland, before moving to Hamilton three years later. They had three daughters, Ellen Mary (Mollie), Norah Winifred and Lilian.
Valder's youngest daughter, Lilian, died on 5 August 2001, aged 90. She went to Sonning School and St. Cuthbert's College, was a secretary and, from 1930 to 1963, developed a farm from bush below Mt Pirongia with her sister Mollie. Lilian retired to Waihi Beach in 1963, where she volunteered for St. John in their beach first aid caravan, meals on wheels and driving patients to Thames, Waikato and Tauranga Hospitals. In 1989 she set up the Valder Ohinemuri Charitable Trust for youth, people at risk and the elderly. In the 1993 New Year Honours, she was appointed a Member of the Order of the British Empire, for services to the community. Her sister, Norah Winifred Howell, had earlier set up a charitable trust in 1984.
Henry Valder planted many native trees in the grounds of his Hamilton riverside home, Edingthorpe. He was a keen follower of cricket and enjoyed social tennis. Although not a religious man he attended the Anglican church because of the commitment of his wife, Ellen. She died on 2 June 1931.
Valder married a widow, Marie (Daisy) Herbert (formerly Quelch) in Thames on 11 April 1934. He died suddenly at home on 12 February 1950, survived by his three daughters and second wife.
Henry Valder