a million billion trillion dollars
Because more things got invented, therefore people had more things to build a house with.
It would depend on how much was the front yard.
Shockerwick House was created in 1750.
Gatcombe House was created in 1750.
Boehm House was created in 1750.
Shippen House was created in 1750.
Wythe House was created in 1750.
Llanharan House was created in 1750.
Bellinter House was created in 1750.
Philip Erpff House was created in 1750.
Abraham Watson House was created in 1750.
Ezekiel Kelsey House was created in 1750.