Joel married Caroline Sweetapple on 31 Dec 1829 in Andover, Hampshire, England. Caroline (daughter of John Sweetapple and Mary Blatch) was born on 16 Sep 1807 in North Tidworth, Wiltshire, England; died in 1881 in Pewsey, Wiltshire, England. [Group Sheet]

1. Louisa Mary Rowden was born in 1831 in Upavon, Wiltshire, England; died in 1834.
2. Alfred Joel Rowden was born in 1832 in Upavon, Wiltshire, England; died in 1882.
3. Edwin Arthur Rowden was born in 1834 in Upavon, Wiltshire, England; died in 1877.
4. Katherine Louisa Rowden was born in 1835 in Upavon, Wiltshire, England; died in 1899.
5. William James Rowden was born in 1837 in Upavon, Wiltshire, England; died in 1905.
6. Ernest Henry Rowden was born in 1839 in Upavon, Wiltshire, England; died in 1901.
7. John Rowden was born in 1845 in Upavon, Wiltshire, England; died in 1894.
8. Mary Rowden was born in 1849 in Upavon, Wiltshire, England; died in 1850.