Rancho Cabeza de Santa Rosa
Introduction María Ygnacia López de Carrillo, founder of Santa Rosa and grantee of Rancho Cabeza de Santa Rosa. '''Rancho Cabeza de Santa Rosa''' was an  Mexican land grant in present-day Sonoma County, California  given in 1841 by Governor pro tem  Manuel Jimeno to María Ygnacia López. The grant was along Santa Rosa Creek, and encompassed present-day Santa Rosa, California.
History María Ygnacia de la Candelaria López (1793–1849) married Joaquin Victor Carrillo (1793–1835) in San Diego in 1809.When Carrillo died in 1835, three of their twelve children were already married:  Maria Antonia (known as Josefa) to Henry D. Fitch,  Maria Ramona to José Antonio Romualdo Pacheco, and Francisca Benicia to Mariano Guadalupe Vallejo. María Ygnacia Lopez de Carrillo and her 9 unmarried children left San Diego in 1837 and moved to Sonoma, California where her daughter Francisca Benicia Carrillo (1815-1891) lived with her husband General Vallejo. General Vallejo was a critical factor in obtaining the two square league grant in 1841.Eldest son, Joaquin Carrillo (1820–1899), was granted Rancho Llano de Santa Rosa just west of his mother's property by Governor Manuel Micheltorena in 1844.Son Juan Bautista (1825–1841) died of poisoning. Daughter María de la Luz Esquatuia Carrillo (1814–1893) married her brother-in-law Salvador Vallejo and set up her home in Sonoma. María López Carrillo died in 1849 and was buried at Mission San Francisco Solano in Sonoma.Seven claims for Rancho Cabeza de Santa Rosa were filed with the Public Land Commission in 1852.Land Case No. (Northern District ND) Claimant Notes Patented area PatentDate Land Case 124 NDJulio Maria Tomas Carrillo1866 Land Case 125 NDJuana de Jesús Mallagh1879 Land Case 126 NDJames EldridgeEldridge, California is named after James Eldridge|1880 Land Case 127 NDFelicidad Carrillo de Castro1881 Land Case 128 NDJacob R. Mayer and J. G. Isham1879 Land Case 235 NDJohn HendleyDr. John Hendley (1820–1875) was born in Lexington, Kentucky, had been assistant surgeon in a Missouri volunteer regiment, and came to California in 1850, settling first in Sonoma but moving to Santa Rosa when it became the county seat in 1854.He moved to his farm in 1863, where he died in 1875.He was Sonoma County's first treasurer and clerk, and claimed one square mile ().1879 Land Case 258 NDOliver BeaulieuOliver Beaulieu, a French-Canadian fur trapper, bought  on the north side of  Santa Rosa Creek from Julio Carrillo in 1850.Beaulieu laid out a town named Franklin in 1853, which preceded the founding of Santa Rosa. But Franklin did not survive, when Santa Rosa became the county seat in 1854, and the residents moved the mile and a half to Santa Rosa. rejectedSon José Ramon Carrillo (1821–1864) was killed in 1864.Daughter Maria Marta Juana Carrillo (1826–1905) married Jose de Cruz Pilar Carrillo.
Historic sites of the Rancho * Carrillo Adobe. The home of the Carrillo family.
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