Miles Kms | Item | Summary |
---|---|---|
0.0 0.0 33 ft. |
California State Highway 37 |
Junction of California State Route #121 with California State Route #37, at Sears Point, California, where San Pablo Bay National Wildlife Refuge is located. This is where State Highway #121 starts its northerly journey, traversing the Wine Country, to terminate at a junction with State Highway #128 near Lake Berryessa. CA State Highway 37 proceeds east to San Pablo Bay National Wildlife Refuge (7715 Lakeville Highway, Petaluma, CA). Activities: fishing, wildlife observation, hunting, interpretive activities, photography. South to the community of Black Point-Green Point, CA. Limited services. |
0.5 0.8 13 ft. |
De Mattos Road |
North to Infineon Raceway, formerly Sears Point Raceway, a road course and drag strip on Sears Point, southern Sonoma Mountains, Sonoma, California. |
2.1 3.4 36 ft. |
Mangel Ranch Road: Lake |
Northwest to Tolay Lake, a shallow freshwater body. Tolay Lake Regional Park, near Lakeville, California. |
2.5 4.0 49 ft. |
Noble Road |
|
5.7 9.1 16 ft. |
Airport |
East of highway. Sonoma Valley Airport, a public-use airstrip in Schellville, Sonoma, California. |
6.0 9.7 16 ft. |
Wagner Road |
Cornerstone Gardens on Wagner Road. |
6.5 10.5 23 ft. |
California State Highway 116 |
North to the community of Temelec, California (limited services). |
7.4 11.9 13 ft. |
California State Highway 12 |
North to Sonoma, California, a historically significant city in Sonoma Valley, California. Sonoma today is a center of wine industry for the Sonoma Valley AVA Appellation. Sonoma Plaza, the central plaza in the former El Pueblo de Sonoma. The town is centered around this plaza, the largest plaza in California. Sonoma State Historic Park (birthplace of the California State Bear Flag). Features historical attractions scattered near and around the plaza, such as the Toscano Hotel, Vallejo's Home, Mission San Franciso Solano, Sonoma Barracks, the Servants Quarters, and the Blue Wing Inn. Merges with CA State Highway 121 to the east. |
8.0 12.9 16 ft. |
8th Street E/Schellville, CA |
Community of Schellville, CA (limited services). 8th Street E travels north to Sonoma Skypark, a public-use airport southeast of Sonama, CA; and the community of Vineburg, CA (limited services). |
9.4 15.2 56 ft. |
Ramal Road |
South-east to the community of Merazo, California (limited services); Hudeman Slough; and the community of Buchli, CA. Limited services. |
10.7 17.2 184 ft. |
Napa Road |
North-west to the community of Vineburg, CA. Gundlach Bundschu, second oldest winery in California, along the Maycamas Mountains, at the crossroads of the Sonoma Valley, Los Carneros AVA and Napa Valley AVA. |
13.7 22.0 108 ft. |
Old Sonoma Road |
Northeast to the city of Napa, California. Annual Napa Truffle Festival (January); Festival Del Sole (July) Napa 43 parks, to include Trancas Crossing Park (Trancas St), John F. Kennedy Memorial Park, Fuller Park (560 Jefferson St), and Westwood Hills Park (Thompson Ave). |
15.9 25.6 7 ft. |
California State Highway 29 |
South-west-south route to the communities of Stanley, CA; Suscol, CA; Thompson, CA; and Napa County Airport, a public airport located south of Napa, California. To the north, overlaps CA State Highway 121. |
17.6 28.4 26 ft. |
California State Highway 29 |
End of overlap with CA State Highway 121. North to the city of Napa, California. |
19.0 30.6 26 ft. |
California State Highway 221 |
South to Napa County Airport, communities of Middleton, CA; Squab, CA; Lombard, CA; Lowell, cA; and American Canyon, CA. Joins CA State Highway 121 to the north. |
19.6 31.5 20 ft. |
Soscol Avenue |
North to the city of Napa, California. The Napa Valley Wine Train, a privately operated excursion train that runs between Napa and St. Helena, California. The train route traverses many of the region's notable vineyards and wineries located in the picturesque Napa Valley. The Napa Valley Opera House, a theatre in Napa, California, COPIA: The American Center for Wine, Food and the Arts was a cultural museum and education center dedicated to the discovery, understanding, and celebration of wine, food and the arts in American culture, located in the Napa Valley in the town of Napa, California, along State Route #121. |
20.1 32.4 20 ft. |
Fairview Drive: Fairgrounds |
Fairview Drive, Napa County Fairgrounds, |
21.2 34.1 46 ft. |
Lincoln Avenue |
West to the city of Napa, California. Napa Retail Center Shopping Center. |
21.9 35.3 30 ft. |
Hagen Road |
East to East Side Reservoir, Creekside Community Church, Napa Valley Country Club. |
22.4 36.0 16 ft. |
Trancas Street |
West to Trancas Crossing Park, Queen of the Valley Medical Center, and ends at US Highway 29. |
23.6 37.9 92 ft. |
Vichy Springs, CA/Silverado Resort, CA |
Community of Vichy Springs, CA (limited services). Community of Silverado Resort, CA. The Silverado Country Club (Atlas Peak Rd), a tennis, golf and spa resort located on the north along the State Route #121. |
27.2 43.7 1270 ft. |
Wild Horse Valley Road: Lake |
South to Leoma Lake, Lake Madigan and Lake Frey. |
29.1 46.9 715 ft. |
Wooden Valley Road |
To the south, this road connects with Suisun Valley Road, which heads to the community of Rockville, CA. Rockville Hills Regional Park, Green Valley Lake Park. |
31.4 50.6 942 ft. |
Circle Oaks, CA |
Community of Circle Oaks, CA. Limited services. |
33.0 53.1 833 ft. |
Atlas, CA |
West of highway. Community of Atlas, CA. Limited services. |
34.6 55.7 833 ft. |
California State Highway 128 |
Junction with California State Route #128, south of Lake Berryessa, is where California State Highway #121 ends. Community of Moskowite Center, CA (limited service). CA State Highway 128 goes north-west to Lake Hennessey City Recreation Area (boating, fishing, hiking, Lake Hennessey, picnic grounds, boat launch, photography), located 5 miles east of Rutherford, CA. East-northeast to Putah Creek State Wildlife Area (10 miles west of Winter, CA). Bird-watching, fishing, wildlife viewing, hiking. Monticello Dam. |