The Tri-Valley has deep Irish roots, with early Irish settlers shaping the region’s cultural and economic landscape. From winemaking and hospitality to building thriving communities, these pioneers left a lasting legacy that can still be seen today. Take a look at some of the key figures and communities that helped shape the Tri-Valley.
When he was just 18 years old, James Concannon sailed to America in search of opportunity. Eighteen years later, he founded one of the first wineries in the Livermore Valley, recognizing the region’s potential for viticulture.
James would go on to pioneer California winemaking, working to successfully propagate both red and white Bordeaux-style wines in this new wine region. He imported Cabernet Sauvignon & Sauvignon Blanc vine cuttings from esteemed Bordeaux vineyards, forever changing the landscape of California wines. Today, its estimated that 80% of California’s Cabernet Sauvignon comes from clones propagated from those original imports.
James’ viticultural legacy lived on as his progeny continued to push California wines to the forefront. Captain Joe Concannon, James’ son, became one of the first in the world to bottle Cabernet as a single varietal in the early 1930’s. More importantly though, he prevented the destruction of those historic Bordeaux vines by making and selling sacramental wines during Prohibition. This strategic move allowed Joe to continue operations at Concannon Vineyard while other wineries were forced to shut down.
Taking over as head winemaker in 1960, James’ grandson, Jim Concannon, followed in his fathers’ and grandfather’s footsteps. In 1961, he became the first to bottle Petite Sirah as a standalone varietal, which was historically thought of as a blending grape. Today, he’s known as the “Father of Petite Sirah”.
Concannon Vineyard is a California Registered Historical Landmark and a fully operational winery. Visitors are met with sprawling lawns and gorgeous landscaping at this preserved historic estate. More Info →
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The town of Dublin, California, owes much of its foundation to Irish immigrants who arrived in the 19th century. Taken aback by its likeness to their motherland, early settlers decided to name their new home after Ireland’s capital. These immigrants established essential community structures, including churches, schools, and businesses, laying the groundwork for the town’s development.
To delve deeper into Dublin’s rich history, visitors can explore the Dublin Heritage Park & Museums, which offer insights into the lives and contributions of these early pioneering families. Expect to see:
The McCauley family, Irish immigrants who settled in the Tri-Valley in 1868, made significant contributions to Danville’s hospitality scene while launching its tourism industry. In 1891, they constructed the Danville Hotel, initially known as the Railroad Hotel, to accommodate travelers arriving by train. The hotel featured 18 rooms and a dining area serving 24 guests, with Mary Bridget McCauley’s renowned pies becoming a local favorite.
Over the years, the hotel underwent several transformations, including a relocation in 1927 to face Hartz Avenue. This move reflects the shift of commercial dependence from railroads to automobiles. Today, the restored Danville Hotel and the adjacent McCauley House, built in 1892, stand as testaments to the family’s enduring legacy and are recognized as heritage resources.
Want to explore more of Danville? Check out our Danville Guide to the best things to see, eat, and do—from scenic outdoor adventures to arts, culture, and must-visit local spots!
Every year, thousands of visitors pour into the Tri-Valley to celebrate St. Patrick’s Day, from lively festivals and parades to pub crawls and fun runs. View a full listing of this year’s St. Patrick’s Day Celebrations.