It’s better to have somewhere for your White House, so make more places for the White House, probably 55x70. But you can decide how big is your White House.
Shop/Market/Supermarket Restaurant/Cafe/Pub Village Government Building/Town/City Hall Village/Town/City Courts TV/Radio stations Bank/Tax Court Preschool/Elementary/High School/Collage/University Churches/Cathedrals/Mosques/Buddhist Temples Jails/Police/Fire Stations/Hospitals Wind/Solar/Oil/Nuclear/Coal Power Plant Water Tower/Pumping Stations Sewage Outflow Pipe/Treatment Plant Garbage Dumps/Incinerators/Recycling Centers
Be creative! You can also try building some cool skyscraper houses!
