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Homes Under $300K in Keystone, SD

Start here

Homes for sale by state
Home buying tips
Before you start looking
The buying timeline

Afford it

Today's mortgage rates
Mortgage calculator
How much can I afford?
Get pre-approved

Make the deal

Writing a winning offer
Inspections & appraisals
Closing costs, itemized
Find a buyer's agent

Save search Advertise Sign In

Saved homes Saved searches Your tours Your inquiries Recently viewed Account settings

Commercial

Safety & registry resources

Review official public-safety information for any area from these government sources:

U.S. Dept. of Justice National Sex Offender Public Website (NSOPW)
FBI: state sex-offender registry directory

1 listing

Selling Options

What's my home worth?
Compare selling options
Get an instant cash offer
Buy before you sell

Resources

How selling works
When should I sell?
Home selling tips
Pricing your home
What's worth fixing first
Find a seller's agent

New construction

Homes Under $300K in Keystone, SD

Homes Under $300K in Keystone, SD

1 Listing

Homes Under $300K in Keystone, SD

1 Listing

Your local team in Keystone

TO

Thomas O'Leary

Realty.com

Lic. #16638

AD

Angelia Dale

Gateway Mortgage

NMLS #175544

Angelia Dale

9Active
$232,000
— bd · — ba · 1,144 sqft
13793 Thomas Pl, Keystone, SD
SAM KOEDAM · EXP REALTY
Your local team in Keystone
Thomas O'Leary
Realty.com
Lic. #16638
Call Thomas
Angelia Dale
Gateway Mortgage
NMLS #175544
Call Angelia

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L. Custen Realty, Inc. d/b/a Realty.com/L. Custen Realty CT, LLC d/b/a Realty.com (Tom O’Leary-Broker)(CT properties only), 8323 Southwest Freeway, Suite 900, Houston, Texas 77074

The information provided by this website is for the personal, non-commercial use of consumers and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Listing data is derived from various Multiple Listing Services; each source MLS and its required disclaimer are shown with the listings on the applicable page. Realty.com is an independently owned and operated brokerage.

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New construction
With a pool

Listing data & MLS disclosures

Black Hills Association of REALTORS: The data relating to real estate for sale on this website comes in part from the Internet Data exchange (IDX) program of the Black Hills Association of REALTORS®. IDX information is provided exclusively for consumers' personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Information deemed reliable but not guaranteed. Copyright ©2026 Black Hills Association of REALTORS®. All rights reserved.

Keystone, SD community profile

Population: 251
Median income: $90,000
Housing units: 193
People per sq. mi.: 3.7
Area: 67 sq. mi.

Source: HJN community data