Side hustle ideas from people who actually run them

651 side hustles, each one described by the person running it, in a podcast, a YouTube interview or a Hacker News thread. Every idea links to its source. Filter by what it costs to start, how much time it takes, and how it earns.

AllDigital products 67Software and apps 205Content and media 105Physical products 105Services and freelancing 103Rentals and assets 36Directories and marketplaces 11Teaching and coaching 19
Clear filters

36 ideas

  • Renting out a former church space in a strip mall for parties and events, run alongside a full-time job. Renting the space to churches covers the monthly rent.
    Rentals and assets
    The Koerner Office, 2026
  • Renting out utility trailers with an almost fully automated booking process, alongside a full-time job. Customers come from Google and Facebook Marketplace.
    Rentals and assetsOver $10k
    The Koerner Office, 2026
  • Renting kid-sized tables and chairs, ball pits, bounce houses and party stations for children's events. It started from a basement and an Instagram page and runs alongside a full-time job.
    Rentals and assetsPart-time
    Side Hustle Nation, 2026
  • Rents out tables to vendors at local comic conventions.
    Rentals and assets
    Hacker News, 2026
  • Buying ATMs and placing them in local businesses, earning income from transaction fees with about an hour of work a week. The hardest step is finding and pitching good locations.
    Rentals and assetsHands-off
    Side Hustle Nation, 2026
  • Setting up themed tents and bedding for kids' slumber parties as a weekend rental service. A married couple runs it as a side hustle alongside full-time jobs.
    Side Hustle Nation, 2026
  • The operator holds stakes in RV and mobile home parks and collects rent from the lot and site tenants. Parks can also be bought and resold.
    Rentals and assetsOver $10k
    Diary of a CEO, 2025
  • Built an escape room game with colleagues in a rented warehouse after trying local ones.
    Over $10k
    Hacker News, 2022
  • Began hosting game servers for friends, grew into renting servers including scientific computing to universities.
    Over $10kHands-off
    Hacker News, 2022
  • Built a compression tool that was slow to compress but fast to decompress and licensed it to big software vendors who shipped floppy disks.
    Hands-off
    Hacker News, 2022
  • Owns a number of rental properties across the US that produce monthly income after mortgages and expenses.
    Rentals and assetsOver $10k
    Hacker News, 2022
  • Rents out a couple of cheap units and built an app to manage rental administration, contracts and invoices, with the aim to offer it to others.
    Rentals and assetsOver $10k
    Hacker News, 2019
  • Owns a franchise hair salon that is managed day to day by someone else.
    Services and freelancingOver $10kHands-off
    Hacker News, 2019
  • Earns semi-passive rental income from one property unit and plans to buy more.
    Rentals and assetsOver $10kHands-off
    Hacker News, 2019
  • Owns rental property, which needs little ongoing effort once it is running.
    Rentals and assetsOver $10kHands-off
    Hacker News, 2019
  • Rents out spare bedrooms to short-term guests through Airbnb.
    Rentals and assets
    Hacker News, 2019
  • Owns a small rental property that covers its mortgage plus a little extra each month.
    Over $10k
    Hacker News, 2019
  • Rents out inherited properties, uses a management company for maintenance and screens tenants personally. Income is monthly rent.
    Rentals and assetsOver $10kHands-off
    Hacker News, 2019
  • Owns apartments rented to students and managed entirely by an agency that finds tenants and handles upkeep, paying a fixed guaranteed income.
    Rentals and assetsOver $10kHands-off
    Hacker News, 2018
  • Rents out the downstairs unit of a multifamily house bought with an owner-occupant loan, collecting monthly rent with little work.
    Rentals and assetsOver $10kHands-off
    Hacker News, 2018
  • Bought a VR headset and set up a site where people could rent it. Ranked well on Google for rental searches, then shut it down.
    Rentals and assets
    Hacker News, 2016
  • Bought a commercial property with a fixed rate mortgage and leases it out. Takes little time each month and pays rental income after tax.
    Rentals and assetsOver $10kHands-off
    Hacker News, 2016
  • Bought several apartments in a new building while it was still under construction at a good price, then rented them out unfurnished to tenants.
    Rentals and assetsOver $10kHands-off
    Hacker News, 2016
  • Rents a property out by the night and has automated guest notifications, door code programming and cleaner scheduling to keep the work low.
    Rentals and assetsOver $10kHands-off
    Hacker News, 2016
  • Owns several low-priced rental homes, using a property manager to keep it hands-off.
    Rentals and assetsOver $10kHands-off
    Hacker News, 2014
  • Put an idle motorcycle up for rent on a quickly built site, earning from renters.
    Rentals and assets
    Hacker News, 2014
  • Owns a house rented to family members, who pay reliably.
    Rentals and assetsOver $10kHands-off
    Hacker News, 2014
  • Bought a house with an existing tenant and collects rent with very little work.
    Rentals and assetsOver $10kHands-off
    Hacker News, 2014
  • Rents out spare rooms and then whole properties previously lived in, so rent covers the mortgages.
    Rentals and assetsOver $10k
    Hacker News, 2014
  • Bought a vacation rental that earns nightly rental income.
    Rentals and assetsOver $10k
    Hacker News, 2014
  • Runs hardware that mines cryptocurrencies.
    Rentals and assets$1k to $10kHands-off
    Hacker News, 2014
  • Rents out a spare room for up to a week each month, needing little work beyond laundry.
    Rentals and assetsUnder $100Hands-off
    Hacker News, 2014
  • Bought discounted condos, fixed them up and rents them out through a property manager, keeping most of the rent after fees and taxes.
    Rentals and assetsOver $10kHands-off
    Hacker News, 2014
  • Builds trading models and financial tools and licenses them to others.
    Software and appsHands-off
    Hacker News, 2011
  • The operator leases large trailers and sub-rents them to customers who need storage or transport space, earning the difference. It was run mostly from a phone.
    Rentals and assets$1k to $10k
    The Koerner Office
  • The operator rents washers and dryers to tenants and finds customers through Facebook Marketplace. Income is monthly rental fees.
    Rentals and assetsOver $10k
    The Koerner Office