Downtown, San Luis Obispo Thursday 6 – 9 p.m. The Thursday night SLO County Farmers' Market thrives year-round nestled in the heart of the charming San Luis Obispo downtown center. Every week this market draws over 10,000 market-goers and is one of the largest Farmers' Markets in the state of California. Approximately 70 farmers from all over the Central Coast and the San Joaquin Valley come out, week-after-week, to sell their fresh California seasonal produce to locals marketgoers and tourists alike. This market is very well publicized as it runs in conjunction with the SLO Downtown Association and includes live music, food and children's activities. The farmers' booths span over three city blocks on Higuera Street, the main street through downtown SLO. Once the market manager blows the whistle at 6:00 pm, and then the market is open for business. Click here to view a map of the location.