Capital Gains Tax for California Real Estate: 2025 Guide

An illustration of a rental property being sold wi

Navigating the complexities of capital gains tax in California real estate can be challenging, but this comprehensive guide will help property owners understand, manage, and minimize their tax burden.

Understanding Capital Gains Tax in California Real Estate

Capital gains tax can significantly impact your bottom line when selling a rental property, especially in California where both state and federal taxes apply to your profits. Since California treats capital gains as regular income, your tax burden can easily exceed 30% depending on your income and property gains.

Understanding how this tax works is essential for landlords, investors, and everyday property owners looking to maximize returns and avoid costly surprises. This section will break down how capital gains tax is calculated in California, how rental property sales are treated, and what strategies you can use to reduce what you owe.

How to Calculate Capital Gains Tax on Rental Property

To figure out how much capital gains tax you’ll owe when selling a rental property in California, you’ll need to calculate your adjusted cost basis, factor in any depreciation recapture, and subtract that from your sale price.

Here’s what goes into your adjusted cost basis: Purchase price (what you originally paid for the property), Improvements (upgrades or renovations that add long-term value), Selling costs (agent commissions, closing costs, legal fees, etc.), Depreciation claimed (the amount you’ve written off over time, which is subject to recapture). Once you subtract your adjusted cost basis and selling costs from the sale price, you’re left with your capital gain.

Strategies to Minimize Your Capital Gains Tax Burden

Minimizing capital gains tax when selling a rental property requires careful planning and strategy. Some tactics include holding the property for over one year to benefit from lower long-term capital gains rates, selling in a low-income year to fall into a lower tax bracket, increasing your cost basis by documenting and deducting qualifying improvements and fees, and offsetting gains with losses through tax-loss harvesting.

Using a 1031 Exchange to Defer Capital Gains Tax

One of the most effective ways to defer capital gains tax when selling a rental property in California is by completing a 1031 exchange. This IRS-approved strategy lets you reinvest your profits into another investment property without paying taxes on your gain at the time of sale.

To qualify for a 1031 exchange, you must reinvest in a like-kind property, identify the new property within 45 days of selling your current one, close on the replacement property within 180 days, and use a qualified intermediary to hold the proceeds. When done correctly, a 1031 exchange allows you to postpone capital gains tax indefinitely, preserving equity and enabling more efficient growth of your real estate portfolio.

Frequently Asked Questions About Capital Gains Tax

Here are some common questions to help you make informed decisions about capital gains on rental property:

Do I Have to Pay Taxes on Gains From Selling My House in California? Yes. If it’s your primary residence, you may qualify for an exclusion of up to $250,000 (or $500,000 if married filing jointly), as long as you meet ownership and use requirements. Rental properties generally don’t qualify unless they’ve been converted into your primary home.

How Do I Avoid Capital Gains Tax in California? While you can’t eliminate it entirely, you can reduce or defer it by using strategies like 1031 exchanges, selling in a low-income year, increasing your cost basis with documented improvements, and converting a rental to a primary residence if eligible.

Are There Penalties for Incorrectly Reporting Capital Gains? Yes. Both the IRS and California Franchise Tax Board can assess penalties and interest for underreporting or failing to report capital gains. Keeping detailed, accurate records is the best way to stay compliant.

Can I Deduct Losses Against Capital Gains? Yes. Capital losses offset gains on a dollar-for-dollar basis. If your losses exceed your gains, you can apply up to $3,000 of the excess to reduce ordinary income per year and carry the rest forward.

Do I Have to Pay Capital Gains Tax If I Inherit Property? Not immediately. Inherited property receives a stepped-up basis to its fair market value at the time of inheritance. You only pay capital gains tax on the appreciation that occurs after you inherit and later sell the property.

How Much Capital Gains Tax Will I Pay on $250,000? It depends on your income and filing status. Combined federal and California tax rates can range from around 15% to over 35%, meaning you could owe between $37,500 and $87,500 on a $250,000 gain.

Who Pays 20% Capital Gain Tax? A 20% long-term capital gains tax rate applies to the portion of your gain that exceeds the threshold for the 15% bracket: $553,400+ for single filers, $600,050+ for married filing jointly, and $566,700+ for heads of household. The 20% rate only kicks in on the excess over the threshold.

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