Facebook Marketplace

One of the largest peer-to-peer and local commerce marketplaces globally, embedded within Meta's dominant social media platform

Facebook Marketplace is a commerce platform launched by Meta (formerly Facebook) in October 2016, designed to allow users to buy, sell, and trade goods locally and nationally within the Facebook ecosystem. It leverages Facebook's enormous user base of over 2 billion monthly active users to create a frictionless discovery and transaction experience, with listings surfaced directly in the Facebook app and website. Sellers can list items for free, and buyers can browse by category, location, and price, with direct messaging facilitated through Facebook Messenger. From an AdTech perspective, Facebook Marketplace is deeply integrated with Meta's advertising infrastructure. Businesses and individual sellers can boost listings through paid promotions, and Meta serves targeted ads within the Marketplace feed, making it a significant revenue-generating surface within Meta's broader advertising business. The platform supports both consumer-to-consumer (C2C) and business-to-consumer (B2C) transactions, with features like Facebook Shops allowing merchants to list inventory directly on Marketplace. Facebook Marketplace competes directly with Craigslist, OfferUp, eBay, and Amazon Marketplace, and has rapidly grown to become one of the most visited commerce destinations in the United States and globally. Its competitive moat lies in the social graph — buyers and sellers can view mutual friends, profile history, and ratings, reducing friction and increasing trust. For advertisers, Marketplace represents a high-intent audience actively browsing products, making it a premium placement within Meta's ad network.