Not so sure. Molten Salt nuclear can pump out even more energy per unit acreage, and if you consider that a Nuke Power Plant can service the community for up to 80 yrs, the energy density of Nukes go even higher.
To make this statement, you'd also have to ignore Fossil Fuel distribution infrastructure, like Gas stations which more-or-less completely cover the landscape of this country. Also consider Pipelines, maybe even giant Super Tankers and Trucks, also Trains which transport coal also cunsumes land area.
You need to factor these things because they are essential for use of FFs as opposed to electricity.