Downtown Sonoma Commercial Spaces for Lease Prime locations just steps from Sonoma Plaza. Recently renovated with high-end finishes, ADA access, and excellent street frontage. Versatile for retail, office, medical, fitness, or hospitality. 190 W Napa Street – 1,026 sq. ft. | $3,500/month 369W Napa Street – 235 sq. ft. | $1,500/month