The developer behind what could become West Marin’s largest housing development has doubled down on his plans, asking county officials to approve more than twice as many homes as initially proposed.

In April, Yan Cui, a San Diego businessman, submitted a proposal to subdivide an 82-acre property on the edge of Point Reyes Station into 37 lots, five of them earmarked for affordable housing and 32 for market-rate homes.

But in a revised application filed…