Manage capital gains tax when selling a home in Alameda with guidance from The Gunderman Group. Learn about capital gains tax when selling a home in Alameda.The Gunderman Group helps you navigate key considerations to maximize your profit. We conform to the IRS rules and allow you to exclude, up to a certain amount, the gain you make on the sale of your home. The state offers several exemptions that can reduce or eliminate your capital gains tax liability when selling your primary residence. Your basis carries over to the child (capital gains tax), "Basis" is purchase price, plus improvements, minus depreciation. Calculate how much you can expect to pay in property taxes on your home in Alameda County, California. Compare your rate to the state and national average. A decline in value occurs when the current market value of your property is less than the assessed value as of lien date, January 1 of each year. In California, property tax base transfer refers to the ability of a property owner to transfer the assessed value of their current property to a new property.