Believe it or not the first Lassen County Fair was held in the third week of October in 1878. It was sponsored by the Lassen County Agricultural Society as a venue to promote a fair to showcase livestock and farm commodities. It was an impressive five-day exposition. It was considered a success, with $2,750 in premiums paid out and receipts that totaled $3,728. The first fairgrounds was located in the vicinity of Grand Avenue and First Streets.