The Duboce, at 181 Sanchez Street in San Francisco’s popular Duboce Triangle neighborhood, offers a brand-new development loaded with amenities. Ten of the units were on-site affordable housing, per the City of San Francisco’s mandate. At $1,133 for a one-bedroom and $1,264 for a two-bedroom, these below-market-rate (BMR) apartments rented for a fraction of the…