Charringtons Brewery ( who had taken over Dunmow Brewery ) closed the pub in 1970. In 2017, a private residence called the Taverners.

Onslow Tavern, Onslow Green, Dunmow and my grandfather, Robert John Taylor outside
Kindly provided by Edward John Taylor
Residents at this address
1841/John Hayden/Beer & Grocers Shop/../../Census*
1848/John Haydon/Beerhouse Keeper/../../White's
1874/John Hayden/Beer Retailer & Shopkeeper/../../Post Office
1878/Aaron Hayden/Beer Retailer & Shopkeeper/../../Post Office
1881/Aaron Hayden/Beerhouse Keeper/61/Barnston, Essex/Census
1881/Harriett Hayden/Wife/53/High Easter, Essex/Census
1881/Charlotte Hayden/Daughter/13/Gt Dunmow, Essex/Census
1881/Henry Hayden/Son/11/Gt Dunmow, Essex/Census
1881/Kate Hayden/Daughter/8/Gt Dunmow, Essex/Census
1881/William Poulter/Lodger, Agricultural Labourer/40/Gt Waltham, Essex/Census
1882/Aaron Haydon/Beer Retailer/../../Kelly's
1886/Aaron Haydon/Beer Retailer/../../Kelly's
1890/Aaron Haydon/Beer Retailer & Shopkeeper/../../Kelly's
1895/John Johnson/Beer Retailer & Shopkeeper/../../Kelly's
1899/Thomas Lewin/Beer Retailer & Shopkeeper/../../Kelly's
1902/Thomas Lewin/Beer Retailer & Shopkeeper/../../Kelly's
1906/George Short/Beer Retailer & Shopkeeper/../../Kelly's
1908/George Short/Beer Retailer & Shopkeeper/../../Kelly's
1910/George Short/Beer Retailer & Shopkeeper/../../Kelly's
1912/Robert Short/Beer Retailer & Shopkeeper/../../Kelly's
1914/Robert Short/Beer Retailer & Shopkeeper/../../Kelly's
1929/Robert John Taylor/Beer Retailer/../../Kelly's
1933/Robert John Taylor/Beer Retailer/../../Kelly's
1937/Robert John Taylor/Beer Retailer/../../Kelly's
My parents were the landlords of the Onslow Tavern from 1955 until Charringtons Brewery ( who had taken over Dunmow Brewery ) closed the pub in 1970, they were William John Tyler and Marjorie Ellen Tyler .
* Provided by Mike Thomas, the Great, great grandson of
John Hayden
** Provided by Nik Tyler