I`ve think I`ve got it in 1911. Try this.
For street = Forden
County = Montgomeryshire.
Residential Place = Union Workhouse.
This gave the following
1 results found. You searched for:
Address FORDEN
County Montgomeryshire
Residence UNION WORKHOUSE
Residential place
This field draws matches from a number of other search fields: address, locality name, institution name, vessel name, parish name, street name, registration sub-district name, registration district name, and registration county name.