The needs of family caregivers in Nevada County will grow significantly in coming decades, and there is already a growing gap between local needs and available resources. Renee Chevraux, MSW, of Sierra Nevada Home Care offers these numbers to illustrate the point: Thirteen percent of the U.S. population now is older than 65. But in Nevada County, that figure is 18.6 percent, and according to the 2000 census, about one-third of the over-65s had some type of disability. During the next 40 years, Nevada County will see an estimated 139 percent growth in people over 60, according to Area 4 …