Coughlin Road Twenty PH/RL acres in Phelan corridor - family compound, weekend ranch, or path-of-progress hold under California's new ADU yield framework. Phelan Rural Living zoning (APN 3097-141-03 = S 1/2 SE 1/4 NE 1/4 Sec 27, T5N R6W) per SBC Development Code S 82.04.050 Table 82-8C, 2.5-AC minimum. SBC Chapter 84.36 (Ord. 4504, effective Jan 13, 2026) supports primary residence + 3 ADUs + 1 JADU on any 5+ AC RL lot - full ADU yield framework applies to this 20 AC. Public unpaved access from Caughlin Rd, 1.7 mi to paved Palmdale Rd, 4.8 mi to Phelan Rd. Well drilling typical for area at 300-550 ft depth; septic required; propane area. Power confirmed along Middleton Rd to the west; buyer to verify on-site availability. Phelan corridor sits between Brightline West (LA-Vegas HSR), BNSF Barstow International Gateway, and Silverwood master plan. FEMA Zone X. Comprehensive Listing Supplement available covering title, ADU yield, environmental, utilities, and comps. Buyer to verify uses with SBC Land Use Services.