An automatic chicken feeder DIY build stores feed in a hopper and dispenses it on demand, saving time and cutting waste.
Building your own automatic chicken feeder is a weekend project that frees you from daily refills and stops rodents from raiding open dishes. Whether you keep three backyard hens or a flock of twenty, the design principles stay the same: store feed in a sealed container, let gravity do the work, and give your birds just enough access to eat without spilling. The three proven approaches are a bucket gravity feeder, a wooden trough with a treadle pedal, and a PVC pipe feeder — each with a different cost, difficulty, and durability profile.
Why Build A Feeder Instead Of Buying One?
Commercial automatic feeders run anywhere from $40 to over $150, and the cheapest models are often flimsy plastic that cracks in winter. A DIY version costs a fraction of that — a basic bucket feeder runs about $6 in materials — and you control the quality of every component. You also get the satisfaction of knowing exactly how your birds’ food system works, which makes troubleshooting far easier when something jams or leaks.
The other advantage is customization. Your flock size, coop layout, and local weather all influence the ideal design. Building your own lets you match the feeder to your exact situation instead of adapting your setup to a one-size-fits-all product.
Three DIY Designs That Actually Work
The bucket gravity feeder is the most popular starting point. You take a 5-gallon bucket with a lid, cut access holes near the bottom, and mount it on a base that catches the feed as it falls. The feed flows down by gravity, and the birds eat from the tray around the base. You can compare tested automatic chook feeders if you’d rather buy one, but the DIY route works well for most backyard flocks.
The treadle pedal feeder is the gold standard for waste reduction. Birds step on a pedal, which raises a door and exposes the feed; when they step off, the door closes. This design keeps feed dry and rodents out, but it’s more complex — you’ll need hinges, a light chain, and careful counterweight tuning so a hen can open it easily.
The PVC pipe feeder is the simplest of all. Cut a length of 4-inch pipe vertically, cap one end, and add a T-junction near the bottom. Feed pours down from the top, and birds eat from the horizontal outlet. It’s cheap and works, but it has no weather protection, so it suits covered coops only.
Key Design Rules For A Feeder That Lasts
Several build details separate a feeder that works for years from one that fails in a season. First, cut access holes with a window shape rather than a plain round hole — a window lets birds see the feed level and reduces how much they fling out. Sand the cut edges smooth to prevent feather damage and injuries.
Moisture control is the biggest killer of homemade feeders. Caulk every seam where two parts meet, use a tight-fitting lid, and consider adding a rain shield if the feeder sits outdoors. Damp feed grows mold that can sicken your flock, so this step isn’t optional.
Hole sizing depends on your feed type. Crumble and mash need smaller openings than whole grains or pellets. A good approach is to start with a smaller drill bit than you think you need, test it, and enlarge if the birds struggle.
| Design | Materials Cost | Best For |
|---|---|---|
| Bucket gravity feeder | ~$6 | Large flocks, easy refills |
| Treadle pedal feeder | ~$25–$40 | Rodent control, waste reduction |
| PVC pipe feeder | ~$10–$15 | Small flocks, covered coops |
One more number matters: If you’re building the wooden troth style,
When The Wi-Fi Version Makes Sense
For tech-minded keepers, a smartphone-controlled feeder is possible using a Raspberry Pi and a servo motor. You program feeding times, get notifications on your phone, and control portions remotely through a web browser on your local network. This approach adds real convenience — you can top up feed or check levels without visiting the coop — but it requires basic electronics skills and a reliable Wi-Fi signal reach.
The honest tradeoff is complexity. A Raspberry Pi setup costs $50–$80 in parts and demands ongoing maintenance. If your goal is simply fewer refills, the bucket feeder wins on every axis. Choose the smart version only if you genuinely enjoy tinkering and want remote visibility into your flock’s feeding patterns.
Whichever design you pick, start with quality materials. Galvanized hardware resists rust in humid coops, and food-grade plastics keep feed safe. Seal every gap, test with a small batch of feed before trusting it with your whole flock, and adjust hole sizes based on what you see your birds doing.
FAQs
How often do I need to refill a gravity feeder?
The exact duration depends on how many birds you have and how much each eats daily — Check the feed level visually every few days and refill before it drops below the access holes to keep feed flowing steadily.
Will a homemade feeder attract rodents?
Any feeder with open access can attract mice and rats, but a treadle pedal design minimizes the problem because the feed is covered whenever a bird isn’t standing on the pedal. For bucket and PVC designs, elevate the feeder and keep the area around it clear of spilled grain. A sealed lid on the hopper also keeps pests from nesting in the feed supply itself.
What’s the best material for outdoor use?
Galvanized steel and food-grade plastic both handle outdoor conditions well. Wood works if you seal it thoroughly with a non-toxic exterior finish, but it eventually warps and cracks in wet climates. PVC pipe is lightweight and rot-proof, making it a solid choice for covered locations. Avoid untreated metal that rusts and any material that can’t handle direct sun without degrading.
References & Sources
- Mother Earth News. “Build Your Own Chicken Feeder.” Covers the wooden treadle feeder plan and materials list.