Where I live, 200 - 300 years is fine for a wood frame house on a good foundation. You just keep maintaining it and upgrading the systems. They built them bet

Where I live, 200 - 300 years is fine for a wood frame house on a good foundation. You just keep maintaining it and upgrading the systems. They built them better in those days, prior to stick construction. They have a post and beam frame with non-structural walls which can be upgraded to improve insulation.