Do You Pay Capital Gains Tax When You Sell a House in South Dakota?

You almost certainly won’t pay any state capital gains tax when you sell a house in South Dakota, because South Dakota has no state income tax at all. At the federal level, most Sioux Falls home sales are fully covered by the IRS primary-residence exclusion — so the typical seller owes nothing there either.

Quick Answer: South Dakota charges no state capital gains tax on a home sale because it has no state income tax. Federally, single sellers can exclude up to $250,000 of gain and married couples up to $500,000 under IRS Section 121, as long as they owned and lived in the home for two of the last five years. Most Sioux Falls sellers owe $0.

Does South Dakota tax the profit on your home sale?

No. South Dakota is one of a handful of states with no personal income tax, and that includes no tax on investment gains — so there’s no state capital gains tax when you sell your home. The South Dakota Department of Revenue funds the state through sales, property, and business taxes rather than a tax on personal income. Sell a home in Sioux Falls, Brandon, Harrisburg, or Tea, and the state takes nothing out of your gain.

That’s a real advantage over most of the country. In a state with an income tax, the same sale could cost you thousands more at the state level alone.

One thing South Dakota does charge is a small real estate transfer fee — not a capital gains tax, but worth knowing. Under SDCL 43-4-21, the fee is $0.50 for every $500 of the sale price and is paid by the seller. On a home at the July 2026 Sioux Falls median of about $344,900 (per the Realtor Association of the Sioux Empire), that’s roughly $345. It’s part of your closing costs, and I break down the rest of what comes out of your proceeds in how much you’ll actually net selling your home in Sioux Falls.

The federal exclusion that covers most Sioux Falls sellers

The tax that actually matters for home sellers is federal — and even that gets wiped out for most people by the primary-residence exclusion.

Under IRS Section 121, if the home was your main residence, you can exclude:

Up to $250,000 of gain if you’re single
Up to $500,000 of gain if you’re married filing jointly

To qualify, you need to have owned the home and lived in it as your main home for at least two of the five years before the sale, according to IRS Publication 523. Those two years don’t have to be continuous, and you generally can’t have used the exclusion on another home sale in the past two years.

Here’s why that matters locally: Sioux Falls prices have climbed, but they haven’t climbed by a quarter-million dollars for a typical owner. A couple who bought at $250,000 and sells near today’s median has nowhere near $500,000 of gain — so the entire profit is federally tax-free.

How to figure your actual gain (it’s not your sale price)

This is where a lot of sellers scare themselves unnecessarily. Your capital gain is not your sale price, and it’s not the whole increase in your home’s value either. It’s your profit after subtracting what the home actually cost you.

The rough formula:

Sale price − selling costs − your cost basis = your gain

Your cost basis is more than what you paid. It includes:

The original purchase price
Capital improvements — a new roof, a finished basement, a kitchen remodel, an added bathroom, new windows (routine repairs and maintenance don’t count)
Selling costs like the real estate commission and title fees

A quick Sioux Falls example. Say you bought in 2016 for $250,000, put $30,000 into a finished basement and new roof over the years, and sell now for $360,000 with about $24,000 in commission and closing costs:

Sale price: $360,000
Minus selling costs: $24,000
Minus basis ($250,000 + $30,000 improvements): $280,000
Gain: about $56,000

That $56,000 is comfortably under the $250,000 single exclusion — so you owe $0 in federal capital gains tax and nothing to the state. This is exactly why keeping receipts for every improvement pays off: each dollar of documented improvement lowers your taxable gain.

When you might actually owe federal capital gains

The exclusion covers most primary-home sellers, but not everyone. You could owe federal capital gains tax if:

Your gain exceeds the exclusion. Long-time owners of a highly appreciated or luxury home — think decades of ownership near the top of the $600,000-plus range — can clear the $250,000 or $500,000 cap on the portion above the limit.
It’s not your primary residence. A rental, a second home, raw land, or an investment property doesn’t qualify for the Section 121 exclusion, and the gain is fully taxable at the federal level (rentals also face depreciation recapture).
You owned or lived there less than two years. If you sell early, you generally lose the exclusion — though a partial exclusion may apply if you moved for a qualifying reason like a job change, health, or an unforeseen circumstance.

When gain is taxable, the federal long-term rate for a home held over a year is 0%, 15%, or 20%, depending on your total taxable income. For 2026, the 0% bracket runs up to $49,450 for single filers and $98,900 for married couples filing jointly, per Kiplinger’s breakdown of the IRS 2026 thresholds. Most sellers who owe anything land in the 15% band.

Because there’s no state layer on top, South Dakota sellers who do owe still pay less overall than sellers in most other states.

What sellers should do before listing

Pull your records together. Find your closing statement from when you bought, plus receipts for improvements. This is what sets your basis and shrinks your gain.
Know your timeline. If you’re close to the two-year ownership-and-use mark, a few weeks can be the difference between a full exclusion and a taxable sale.
Loop in a CPA for anything unusual — a rental conversion, an inherited home, a sale during divorce, or a gain that might top the exclusion.

The timing of your sale also affects your bottom line in other ways — I walk through the trade-offs in whether to sell this fall or wait for spring, and how your county affects your carrying costs in Sioux Falls property taxes by county.

This is exactly the kind of question I run through with sellers before we ever set a price — so you know your real net, not just the headline sale number.

This article is general information, not tax advice. Confirm your specific situation with a qualified CPA or tax professional.

Frequently Asked Questions

Do I have to report my home sale to the IRS if it’s tax-free?

Sometimes. If the title company issues a Form 1099-S at closing, or if your gain is larger than the exclusion, you’ll report the sale on your federal return even when no tax is due. If your gain is fully excluded and you don’t get a 1099-S, you generally don’t have to report it — but keep your records anyway.

Does South Dakota have a real estate transfer tax?

South Dakota charges a real estate transfer fee, not a transfer tax in the usual sense. Under SDCL 43-4-21 it’s $0.50 per $500 of the sale price — about $345 on a median Sioux Falls home — and the seller pays it at closing. It’s separate from, and much smaller than, capital gains tax.

Do I pay capital gains if I sell a rental or investment property in South Dakota?

There’s still no state capital gains tax, but federal tax applies. Investment and rental properties don’t qualify for the primary-residence exclusion, and rentals can also trigger depreciation recapture. A 1031 exchange is one common way investors defer the federal bill — talk to a tax professional before you sell.

What if I lived in the home less than two years?

You may lose the full exclusion, but a partial exclusion is often available if you sold for a qualifying reason — a job relocation, a health issue, or another unforeseen circumstance. The partial amount is prorated based on how long you actually owned and lived in the home.

Ready to run your real numbers?

Bottom line: South Dakota takes nothing in state capital gains tax, and the federal exclusion covers the vast majority of Sioux Falls home sellers — so most people sell their primary home and owe $0. The details that change that answer are your cost basis, how long you’ve owned the home, and whether it’s your primary residence.

If you’re thinking through a sale and want to see your real net — after the transfer fee, commissions, and any tax questions — I’m happy to walk you through the numbers for your specific home. Reach out anytime.

About Tyce Ortman

Tyce Ortman is a residential real estate agent with the Jeff Merrill Team at eXp Realty, serving Sioux Falls, South Dakota and surrounding communities including Brandon, Harrisburg, and Tea. He works with both buyers and sellers, guiding them from first search or listing all the way through closing.