These are a few of our latest listings!
  • Whirlpool Dishwasher for sale in West End NC by Garage Sale Showcase member Saloysks, posted 11/10/2020
  • SOGA 2X 45cm Luxurious Black Velvet Polyester Throw Pillow Cover for sale in Dover DE by Garage Sale Showcase member SogaUS, posted 08/29/2025
  • Dining room set for sale in Woodstock IL by Garage Sale Showcase member Cyndi847, posted 01/29/2020
  • Up Pasties Car Hop for sale in Monroe MI by Garage Sale Showcase member Tucker4277, posted 02/03/2019
  • Antler rings . custom for and style. for sale in Hitchcock County NE by Garage Sale Showcase member Mtemoke, posted 08/21/2019
  • 2 Wood bar stools for sale in Franklin Lakes NJ by Garage Sale Showcase member Mayoub, posted 06/13/2021
  • PULL OUT COUCH SOFA BED for sale in Maquoketa IA by Garage Sale Showcase member americinn.maquoketaiowa@, posted 01/25/2020
  • Pittsburgh Super Bowl Mug Set for sale in Beaver PA by Garage Sale Showcase member Doowopper, posted 07/17/2020
  • Broyhill for sale in New Baden IL by Garage Sale Showcase member Tjkeen, posted 07/17/2019
  • Solid wood desk for sale in Saint Marys PA by Garage Sale Showcase member 3goodbusiness, posted 06/02/2019
  • Dining set for sale in Plains MT by Garage Sale Showcase member Mina Ziai, posted 07/08/2019
  • Crosley Gas Dryer for sale in Breese IL by Garage Sale Showcase member rdping96, posted 08/19/2020
GarageSaleShowcase.com - Free listings of used, second-hand and out-of-the-box items for sale across the USA!

Buy & Sell Used Items In Contra Costa County CA!
  • Whirlpool Dishwasher for sale in West End NC by Garage Sale Showcase member Saloysks, posted 11/10/2020
  • SOGA 2X 45cm Luxurious Black Velvet Polyester Throw Pillow Cover for sale in Dover DE by Garage Sale Showcase member SogaUS, posted 08/29/2025
  • Dining room set for sale in Woodstock IL by Garage Sale Showcase member Cyndi847, posted 01/29/2020
  • Up Pasties Car Hop for sale in Monroe MI by Garage Sale Showcase member Tucker4277, posted 02/03/2019
  • Antler rings . custom for and style. for sale in Hitchcock County NE by Garage Sale Showcase member Mtemoke, posted 08/21/2019
  • 2 Wood bar stools for sale in Franklin Lakes NJ by Garage Sale Showcase member Mayoub, posted 06/13/2021
  • PULL OUT COUCH SOFA BED for sale in Maquoketa IA by Garage Sale Showcase member americinn.maquoketaiowa@, posted 01/25/2020
  • Pittsburgh Super Bowl Mug Set for sale in Beaver PA by Garage Sale Showcase member Doowopper, posted 07/17/2020
  • Broyhill for sale in New Baden IL by Garage Sale Showcase member Tjkeen, posted 07/17/2019
  • Solid wood desk for sale in Saint Marys PA by Garage Sale Showcase member 3goodbusiness, posted 06/02/2019
  • Dining set for sale in Plains MT by Garage Sale Showcase member Mina Ziai, posted 07/08/2019
  • Crosley Gas Dryer for sale in Breese IL by Garage Sale Showcase member rdping96, posted 08/19/2020
Garage Sale Showcase features online garage sales of items listed by our Members in California. Become a GarageSaleShowcase.com member today to sell used items online in California.

Contra Costa County CA
Online Garage Sale Listings

Select Your Contra Costa County CA City Below!
... Or Browse Item Categories in Contra Costa County CA!
antiques for sale in Contra Costa County, CA - sell used antiques in Contra Costa County, CA Antiques
appliances for sale in Contra Costa County, CA - sell used appliances in Contra Costa County, CA Appliances
art and décor for sale in Contra Costa County, CA - sell used art and décor in Contra Costa County, CA Art & Décor
arts and crafts supplies for sale in Contra Costa County, CA - sell used arts and crafts supplies in Contra Costa County, CA Arts & Crafts Supplies
bikes and bicycle accessories for sale in Contra Costa County, CA - sell used bikes and bicycle accessories in Contra Costa County, CA Bicycles & Accessories
boats, watercraft and boating accessories for sale in Contra Costa County, CA - sell used boats, watercraft and boating accessories in Contra Costa County, CA Boats & Watercraft
books and magazines for sale in Contra Costa County, CA - sell used books and magazines in Contra Costa County, CA Books & Magazines
office supplies for sale in Contra Costa County, CA - sell used office supplies in Contra Costa County, CA Business & Office Supplies
cameras, camera accessories and photography equipment for sale in Contra Costa County, CA - sell used cameras, camera accessories and photography equipment in Contra Costa County, CA Cameras & Photography Equipment
campers, RVs, ATVs and camping supplies for sale in Contra Costa County, CA - sell used campers, RVs, ATVs and camping supplies in Contra Costa County, CA Campers, RVs, ATVs & Camping Supplies
cleaning supplies and equipment for sale in Contra Costa County, CA - sell used cleaning supplies and equipment in Contra Costa County, CA Cleaning Supplies & Equipment
cars, trucks, motorcycles and automotive items for sale in Contra Costa County, CA - sell used cars, trucks, motorcycles and automotive items in Contra Costa County, CA Cars, Trucks, Motorcycles & Automotive
clothing, shoes and fashion accessories for sale in Contra Costa County, CA - sell used clothing, shoes and fashion accessories in Contra Costa County, CA Clothing, Shoes & Fashion Accessories
computers, computer parts and computer accessories for sale in Contra Costa County, CA - sell used computers, computer parts and computer accessories in Contra Costa County, CA Computers, Laptops & Accessories
cookware and kitchen accessories for sale in Contra Costa County, CA - sell used cookware and kitchen accessories in Contra Costa County, CA Cookware & Kitchen Accessories
cosmetics and beauty supplies for sale in Contra Costa County, CA - sell used cosmetics and beauty supplies in Contra Costa County, CA Cosmetics & Beauty Supplies
dishes, dinnerware and glassware for sale in Contra Costa County, CA - sell used dishes, dinnerware and glassware in Contra Costa County, CA Dishes, Dinnerware & Glassware
televisions, electronics and gaming accessories for sale in Contra Costa County, CA - sell used televisions, electronics and gaming accessories in Contra Costa County, CA Electronics, Televisions & Accessories
furniture and fixtures for sale in Contra Costa County, CA - sell used furniture and fixtures in Contra Costa County, CA Furniture & Fixtures
groceries, produce and dry goods for sale in Contra Costa County, CA - sell used groceries, produce and dry goods in Contra Costa County, CA Groceries, Produce & Dry Goods
health and fitness equipment for sale in Contra Costa County, CA - sell used health and fitness equipment in Contra Costa County, CA Health & Fitness Equipment
home, patio, lawn and garden items for sale in Contra Costa County, CA - sell used home, patio, lawn and garden items in Contra Costa County, CA Home, Patio, Lawn & Garden Items
jewelry and watches for sale in Contra Costa County, CA - sell used jewelry and watches in Contra Costa County, CA Jewelry & Watches
industrial and heavy equipment for sale in Contra Costa County, CA - sell used industrial and heavy equipment in Contra Costa County, CA Industrial & Heavy Equipment
lab and scientific equipment for sale in Contra Costa County, CA - sell used lab and scientific equipment in Contra Costa County, CA Lab & Scientific Equipment
building materials and supplies for sale in Contra Costa County, CA - sell used building materials and supplies in Contra Costa County, CA Materials & Building Supplies
maternity and baby items for sale in Contra Costa County, CA - sell used maternity and baby items in Contra Costa County, CA Maternity and Baby Items
medical supplies and therapy equipment for sale in Contra Costa County, CA - sell used medical supplies and therapy equipment in Contra Costa County, CA Medical & Therapy Supplies
music and video CDs, DVDs, Blu Ray discs and accessories for sale in Contra Costa County, CA - sell used music and video CDs, DVDs, Blu Ray discs and accessories in Contra Costa County, CA Music & Video
musical instruments and accessories for sale in Contra Costa County, CA - sell used musical instruments and accessories in Contra Costa County, CA Musical Instruments & Accessories
novelties and collectibles for sale in Contra Costa County, CA - sell used novelties and collectibles in Contra Costa County, CA Novelties & Collectibles
pets and pet supplies for sale in Contra Costa County, CA - sell used pets and pet supplies in Contra Costa County, CA Pets and Pet Supplies
religious items and supplies for sale in Contra Costa County, CA - sell used religious items and supplies in Contra Costa County, CA Religious Items & Artifacts
school supplies for sale in Contra Costa County, CA - sell used school supplies in Contra Costa County, CA School Supplies
Christmas and Holiday decorations for sale in Contra Costa County, CA - sell used Christmas and Holiday decorations in Contra Costa County, CA Seasonal & Holiday Decorations
sporting goods and hunting and fishing equipment for sale in Contra Costa County, CA - sell used sporting goods and hunting and fishing equipment in Contra Costa County, CA Sporting Goods, Hunting & Fishing
phones and accessories for sale in Contra Costa County, CA - sell used phones and accessories in Contra Costa County, CA Telephones & Accessories
tools and hardware for sale in Contra Costa County, CA - sell used tools and hardware in Contra Costa County, CA Tools & Hardware
toys, games and hobbies for sale in Contra Costa County, CA - sell used toys, games and hobbies in Contra Costa County, CA Toys, Games & Hobbies
lots, groups of items and miscellaneous items for sale in Contra Costa County, CA - sell used lots, groups of items and miscellaneous items in Contra Costa County, CA Miscellaneous, Lots, Groups of Items & Everything Else!
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