Open
Local agent spot
This featured-agent spot is open for a licensed local real estate professional in South Dakota.
Advertise here →Gann Valley, SD · Census-designated place
Gann Valley, South Dakota houses and real estate market data.
Houses in Gann Valley, SD (Buffalo County) — market data for Gann Valley houses and the whole local market.
Census-designated place · Census GEOID 4623421
FEATURED LISTING: WATERFRONT LAKE HOME FOR SALE
Clearlake Oaks Canal-Front Oasis
$425,000 • 3 Beds • 2 Baths • 1,204 Sq Ft
554 Keys, Clearlake Oaks, CA 95423
Luxury Living Lake Lifestyle – Deep Water Access to Clear Lake: PAID-OFF SOLAR • 10-Ft Concrete Seawall • Double Boat Lifts & Private Dock • Hot Tub • Mini-Split HVAC • Close to SF Bay / Wine Country • Cleanest Air in America (Lake County CA) • Spacious Patio and Deck • Open Floor Plan • RV/Boat Parking • Want the Boats? • Make Offer ASAP This Lake Home For Sale in California won't last!
*Listed by Scott Brown, eXp Realty of California, Inc. DRE #01956840. Inquiries delivered directly to listing agent. Search.USAHouses.com*
Contact Agent Direct:
Scott Brown - eXp Realty
Scott@USAHouses.com
Call/Text (707) 474-8855
Click Anywhere on Ad for More Info / Listing Page
Gann Valley, SD is a Census-designated place in Buffalo County, South Dakota — this guide covers houses in Gann Valley and the whole local market: resale homes, condos, land, and new construction.
Info from government sites and builders may have provided source info.
Open map pin ↗ · 44.033506, -98.988421
At a glance
Gann Valley market snapshot
Place type
Census-designated place
County
Buffalo County
Map pin
44.033506, -98.988421
Census GEOID
4623421
Land area
0.08 sq mi
Market data compiled from public sources; deemed reliable but not guaranteed; verify independently. Full source list ↗
Local resources
Get help buying or selling in Gann Valley
What can I afford?
Estimate a comfortable price range in under a minute, then connect with a lender for real numbers.
Rough estimate only (28% of income toward housing, ~6.5% illustrative rate, 30-year term) — not a loan offer or pre-qualification. Connect with a lender for real numbers →
Open
Advertise to local buyers
Lenders, inspectors, movers, and other local pros — this spot is open.
Advertise here →Why Gann Valley
What makes Gann Valley different
Census-designated place
The U.S. Census Bureau lists Gann Valley as a Census-designated place in Buffalo County, South Dakota — a settled community that is not an incorporated city, town, or village. This page uses the same /south-dakota/gann-valley/ guide pattern as incorporated places.
Nearby
Places around Gann Valley
County guide: Buffalo County — cities, market context, and local resources for the county that includes Gann Valley.
USAHouses.com also lists other Buffalo County places in South Dakota. Each linked guide uses the same Census place geography.
Nearby communities include Fort Thompson.
Reach Gann Valley buyers
Builders: feature your communities in front of Gann Valley buyers — learn about advertising ↗
Want to own this market? Ask about our Gann Valley domains — see available domains ↗
Common questions
Gann Valley FAQ
What kind of place is Gann Valley, SD?
The U.S. Census Bureau lists Gann Valley as a Census-designated place in Buffalo County, South Dakota — a settled community that is not an incorporated city, town, or village.
Search Gann Valley homes
Look up homes in Gann Valley
Search new construction and resale homes in Gann Valley — the same live MLS data agents use, not just what's summarized on this page.
Search Gann Valley homes ↗Get connected
Find your Gann Valley new home
Prices, availability, and incentives change weekly and don't always make it onto this page. Tell us your area, budget, and timeline and we'll point you to communities that fit — including options we track but haven't published here yet.
Get connected in Gann ValleyGet the Gann Valley market guide
Tell us what you're looking for — buy, sell, both, invest, rent, or you're an agent, builder, vendor, or advertiser. Include where you want to buy or sell and your address if relevant, and we'll route you to the right resource.
Buyer · Seller · Both · Investor · Renter · Agent/Broker · New Home Builder · Vendor/Service Pro · Advertiser · Other
🔥 Paid Advertisement: NEW HOME FOR SALE BY OWNER (Builder)
Northern California Luxury Home
3+ Beds • 4 Baths • 2,964 Sq Ft
17867 Deer Hill Rd, Hidden Valley Lake, CA 95467
Brand New 2026 Construction with LAKE VIEWS:
SPACIOUS LOT • Open Floor plan • Chef's kitchen • Interior aquarium • Dual fireplaces • Solar • EV-ready 3-car garage • Waterfall fountain • Great Views • Gated & Guarded Community • Golf Course • Driving Range • Community Pool • Private Lake
📩 Contact Owner Direct
Michael@Fonestream.net
*USA Houses LLC provides paid advertising space only. Property is listed with an outside MLS brokerage. Inquiries are delivered directly to the advertiser.*