California Historic Landmark
Tapia Adobe was the home of Tiburcio Tapia (1789–1845). Tiburcio Tapia was a Mexican soldier, politician, then became a merchant, winery owner and ranch owner, in what is now Cucamonga, California. The place of Tapia Adobe (home) was designated a California Historic Landmark (No.360) on October 9, 1939. Tiburcio Tapía received the land to build his Adobe and Rancho Cucamonga from a 1839 Mexican land grant in present-day San Bernardino County, California The land grant was from Mexican governor Juan Bautista Alvarado. The grant formed parts of present-day Rancho Cucamonga and Upland. It extended easterly from San Antonio Creek to what is now Hermosa Avenue, and from today's Eighth Street to the mountains.
Rancho Cucamonga.
Tiburcio Tapía started a winery the first in California and the second oldest in the United States. Tapía heirs sold Rancho de Cucamonga in 1858, and the large Adobe home was abandoned. The original home was built with sun-dried adobe bricks. Without a good roof adobe structures can be damaged quickly. With a good roof adobe structures still need constant maintenance. Tapia Adobe return to the earth. John Rains purchased Rancho Cucamonga. John Rains with his wife built in 1860, a new home and called it Casa de Rancho Cucamonga. Casa de Rancho Cucamonga was restored and is now a National Register of Historic Places.Isaias W. Hellman, a Los Angeles banker, and a San Francisco business syndicate acquired the Rancho Cucamonga at a sheriff's sale in 1871. Hellman and his partners, which included former Governor John Downey, subdivided the land. Hellman continued to make port and sweet Angelica wine from Cucamonga's fabled vineyard. Tapia had first planted grapes in 1839 and Rains had increased the vineyard to in 1859. Train service started in the area in 1887. Later the land was subdivided into the towns of Cucamonga, Etiwanda, and Alta Loma. The city of Rancho Cucamonga incorporate in 1977 from the three towns. The northern part of Chaffey's Ontario colony became the city of Upland, incorporated in 1906.
Markers.
Marker at the Tapia Adobe reads:
Marker at Cucamonga Winery site reads: 
References.
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