Union Center Gas Prices - Find the Lowest Gas Prices in Union Center, SD

Search for the lowest gasoline prices in Union Center, SD. Find local Union Center gas prices and Union Center gas stations with the best prices to fill up at the pump today

National and South Dakota Gas Price Averages

National Avg.	SD Reg. Avg.	SD Plus Avg.	SD Prem. Avg.	SD Diesel Avg.
$3.160 12/18/2025	$2.986 12/18/2025	$3.195 12/18/2025	$3.638 12/18/2025	$3.399 12/18/2025

Today's lowest gas prices in South Dakota and around Union Center

Station	Regular	Plus	Premium	Diesel
Freedom 615 9th St SE, Watertown, SD	$2.32 12/18/2025	12/18/2025	12/18/2025	12/18/2025
Freedom 220 10th St SW, Watertown, SD	$2.32 12/18/2025	12/18/2025	12/18/2025	12/18/2025

Find all gas prices in and around Union Center, SD.

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In and Around Union Center, SD

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Nr	Query	Num. rows	Took (ms)
1	db.towns.find( {"sef_url":"ewan-nj"}, [] ).sort( [] ).limit( 1 ).skip( 0 )	1	4
2	db.sites.find( {"hostname":{"$in":["americantowns.com","localword"]}}, [] ).sort( [] ).limit( 1 ).skip( 0 )	1	1
3	db.towns.find( {"sef_url":"union-center-sd"}, [] ).sort( [] ).limit( 1 ).skip( 0 )	1	1
4	db.pages.find( {"type":"town","slug":{"$in":["gas-prices"]},"site.hostname":"americantowns.com"}, [] ).sort( [] ).limit( 1 ).skip( 0 )	1	2
5	db.modules.find( {"name":{"$in":["Header Menu Main","header script","footer menu","footer script"]}}, [] ).sort( [] ).limit( 0 ).skip( 0 )	4	1
6	db.events_cache.find( {"_id":"0ee9501f5883a4e3942ffe5a74e49651"}, [] ).sort( [] ).limit( 1 ).skip( 0 )	0	1
7	db.events_radius_cache.find( {"_id":"1e02f88ef5f80f9de054ddf61b2f72db"}, [] ).sort( [] ).limit( 1 ).skip( 0 )	1	1
8	db.events.find( {"start":{"$gte":"MongoDate(0.00000000 1766037600)"},"geo":{"$geoWithin":{"$center":[[-97.10970306396484,43.5442008972168],0.36231884057971014]}}}, ["location_string","event_id","partner_id","address","sef_tail","tags","title","start","end","date_string","time_string","image_url","group_id","group_name","group_sef_tail","venue_name"] ).sort( {"start":1} ).limit( 11 ).skip( 0 )	11	300
9	db.events_cache.count( {"_id":"0ee9501f5883a4e3942ffe5a74e49651"} )	0	3
10	db.events_cache.count( {"_id":"0ee9501f5883a4e3942ffe5a74e49651"} )	0	1
11	db.events_cache.insert( {"_id":"0ee9501f5883a4e3942ffe5a74e49651","town_sef_url":"union-center-sd","data_key":["68ad1aa9c3af739f25f0a84a","68ad1aa9c3af739f25f0a893","68ad1aa9c3af739f25f0a94d","68dde220c3af739f25c56e57","68d4a7a4c3af739f254516b1","68ad1aaac3af739f25f0aa11","68dde220c3af739f25c57119","68ad1aaac3af739f25f0aaf2","68ad1aaac3af739f25f0ab3a","68dde221c3af739f25c571d6"],"sort_order":{"start":1},"params":"{\"show\":10,\"title\":\"Local Events\",\"images\":false,\"empty-message\":\"no\",\"keyword\":\"\",\"radius\":25,\"limit\":15,\"page\":1,\"sef\":\"\",\"tags\":\"\",\"tags_logical\":\"\",\"terms\":\"\",\"show_limit\":3,\"sort\":\"\",\"days\":\"\",\"max-days\":365,\"max-miles\":45,\"message\":\"[message to follow]\",\"min\":50,\"prompt\":\"\",\"height\":\"\",\"width\":\"\",\"data_id\":\"\",\"more\":true,\"type\":\"\",\"autoshowmore\":false,\"link\":\"\",\"showdesc\":\"\",\"rankby\":\"\",\"ad_slots\":\"\",\"see-more-title\":\"\",\"searchdate\":\"\",\"searchenddate\":\"\",\"lat\":43.5442008972168,\"lng\":-97.10970306396484,\"latlng\":\"43.544200897217,-97.109703063965\",\"city\":\"Union Center\",\"state\":\"SD\",\"theme\":\"\",\"page_type\":\"town\",\"grouped\":false,\"has_next_page\":true}","modified":"MongoDate(0.11000000 1766078904)","created":"MongoDate(0.11000000 1766078904)"} , true)	0	2
12	db.towns.find( {"sef_url":"union-center-sd"}, [] ).sort( [] ).limit( 1 ).skip( 0 )	1	1
13	db.tokens.find( {"sef_url":{"$in":["usa","sd","meade-county-sd","union-center-sd"]}}, [] ).sort( [] ).limit( 0 ).skip( 0 )	4	1
14	db.modules.find( {"name":"AT - Header Script"}, [] ).sort( [] ).limit( 1 ).skip( 0 )	1	1
15	db.modules.find( {"name":"AT - Header Section"}, [] ).sort( [] ).limit( 1 ).skip( 0 )	1	1
16	db.modules.find( {"name":"AT - Nearby Towns"}, [] ).sort( [] ).limit( 1 ).skip( 0 )	1	1
17	db.modules.find( {"name":"AT - Nav Bar"}, [] ).sort( [] ).limit( 1 ).skip( 0 )	1	1
18	db.modules.find( {"name":"CV Cancel"}, [] ).sort( [] ).limit( 1 ).skip( 0 )	1	1
19	db.modules.find( {"name":"AT - Footer Section"}, [] ).sort( [] ).limit( 1 ).skip( 0 )	1	1
20	db.modules.find( {"name":"AT - Footer Script"}, [] ).sort( [] ).limit( 1 ).skip( 0 )	1	1