
The landmark Morro Rock stands as a prominent sentinel at the entrance to Estero Bay, marking a coastal landscape defined by shifting sands and quiet estuaries. By the mid-1960s, the residential expansion of Morro Bay and the street grids of Baywood Park and Cuesta-by-the-Sea were firmly established around the Morro Estuary Natural Preserve. The map documents the vital transition from the suburbanized Los Osos Valley, containing local landmarks like the Los Osos Jr High Sch and Sunnyside Sch, to the steep, undeveloped terrain of the Irish Hills. Inland, the economy is hinted at through several quarries and gravel pits near Cerro Cabrillo, while the southern coastline remains preserved within the bounds of Montana De Oro State Park, including the heights of Valencia Peak.
40 named features on this map. Tap any name to fly to it.
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5 editions found
1897 · Port Harford
USGS Topo · 1:62,500
1897 · San Luis Obispo
USGS Topo · 1:62,500
1897 · Cayucos
USGS Topo · 1:62,500
1897 · Arroyo Grande
USGS Topo · 1:62,500
1900 · San Luis
USGS Topo · 1:125,000
1937 · Cayucos
USGS Topo · 1:62,500
1941 · Port San Luis
USGS Topo · 1:62,500
1942 · San Luis Obispo
USGS Topo · 1:62,500
1942 · Arroyo Grande
USGS Topo · 1:62,500
1943 · Cayucos
USGS Topo · 1:62,500