Chicken Coop Plans

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3-Box Chicken Nesting Box Plans for up to 12 Hens (Free PDF)

3-Box Nesting Box Bank with Roll-Out Option: 3 nesting compartments for flocks up to 12 hens. Dimensioned drawings, a complete material list, and every cut length across 8 assembly steps. Beginner build, one afternoon (3-5 hrs).

Every dimension, spec table and cut list below is free on this page.

3-box chicken nesting box bank mounted on a coop wall — nesting for up to 12 hens

Isometric Overview

The cover sheet from the plan book — the accurate geometry behind the image above. Every dimension, spec and cut length on this page is computed from this same model, so the drawing and the tables cannot disagree.

3-Box Nesting Box Bank with Roll-Out Option plans — cover sheet with isometric view

Specifications

Capacity 3 boxes — nesting for up to 12 hens
Nest boxes 3 compartments — roll-out option included
Build time One afternoon (3-5 hrs)
Difficulty Beginner
Materials cost $240–$330 at 2026 prices

What's Inside the Plans

Sample sheets from the complete 8-page plan book — dimensioned drawings, cut tables and build references drawn at print quality. The previews below are watermarked; the book is not. Everything published on this page stays free.

3-Box Nesting Box Bank with Roll-Out Option plans — will-it-fit sizing sheet page
Will-it-fit sizing sheet
3-Box Nesting Box Bank with Roll-Out Option plans — dimensioned plan view page
Dimensioned plan view
3-Box Nesting Box Bank with Roll-Out Option plans — carcass assembly sheet page
Carcass assembly sheet
3-Box Nesting Box Bank with Roll-Out Option plans — wall framing sheet page
Wall framing sheet
3-Box Nesting Box Bank with Roll-Out Option plans — lid build sheet page
Lid build sheet
3-Box Nesting Box Bank with Roll-Out Option plans — roll-out tray sheet page
Roll-out tray sheet
3-Box Nesting Box Bank with Roll-Out Option plans — wall-mounting sheet page
Wall-mounting sheet

Material List

The complete bill of materials. Quantities carry no waste allowance — add two or three extra boards if you are new to framing.

Material Size Quantity
3/4" exterior plywood (carcass) 4' x 8' 2 sheets
1/2" plywood (roll-out option only) 4' x 8' 1 sheet — skip it if you build the bedded floor
2x4, 8 ft (cleats, spacer, roll-out risers) 8 ft 2 pc
2x2, 8 ft (landing rail) 8 ft 1 pc
1-1/4" exterior screws (panel to panel) 1 lb box 1 box
3" structural screws (cleat to STUDS) 4 minimum, into 2 studs
Exterior wood glue 8 oz 1
Hinges — loose-pin, so the lid lifts off to clean 2in 4 (lid + trough hood)
Lid stay or a prop stick 1 (holds the lid open)
Hook-and-eye or barrel bolt, to hold the lid SHUT 1
Nest pad, rubber mat or artificial turf 12" x 16" 3 (MANDATORY on the roll-out floor — never wire)
Pine shavings (bedded version only) 2" deep 1 bale
Exterior primer + paint, light colour 1 qt each 1 + 1

Nominal vs actual: the list uses nominal sizes (2×4), the drawings use finished sizes (1-1/2" × 3-1/2"). Check your own stock before cutting.

The 8 Assembly Steps

Every step, with the cut list it needs. The summaries here are the short version — the complete 8-page book carries the full written instruction for each one, plus the stop-and-measure checkpoints.

Every cut length below is computed from the same geometry that draws the PDF, so the numbers on this page and the numbers in the plan set cannot disagree.

1

Cut the panels

The carcass comes off 2 sheets of 3/4in exterior plywood, and page 3 shows exactly where every piece lands on them.

Part Qty Length Stock Note
Floor 1 39" x 16" 3/4" plywood
Back 1 39" x 30-3/4" 3/4" plywood
Side / divider 4 16" x 30" 3/4" plywood 14" front, 30" back
Front rail (lip) 1 39" x 4" 3/4" plywood
Lid 1 39" x 23-3/8" 3/4" plywood 0.75in front overhang
Bracket blank 2 5-1/2" x 5-1/2" 3/4" plywood cut corner to corner — 2 brackets each
2

Floor and dividers

Stand the 4 side panels ON the floor panel, not beside it, front and back edges flush with the floor's.

3

Back panel

The back goes on the OUTSIDE of the side panels and covers the back edge of the floor, so it runs the full 30-3/4".

4

Front rail, the way in, and the landing rail

The front rail is the lip that holds bedding and eggs in. It lands on the FRONT FACES of the side panels and on the front edge of the floor, 4" tall, running the full 39".

Part Qty Length Stock Note
Landing rail 1 39" 2x2 ease the top edges
Landing bracket 4 5-1/2" 3/4" plywood half a blank, cut corner to corner
5

The sloped lid

One piece, 39" x 23-3/8", hinged along its BACK edge at the top of the back panel.

6

Roll-out floor — optional

Skip this step and you have a conventional bedded nest box. Build it and the egg leaves the box the moment it is laid, which is how you stop egg eating and stop eggs being cracked or fouled under a sitting hen.

Part Qty Length Stock Note
Roll floor 3 11-7/8" x 12-9/16" 1/2" plywood nest pad glued on top
Roll floor riser 3 11-7/8" 2x4 laid FLAT — 1-1/2in tall, not on edge
Trough hood 1 37-1/2" x 4-1/4" 1/2" plywood hinged
7

Hang it on the wall

A French cleat. Rip one 2x4 corner to corner down its length at 45 degrees and you have both halves: one screws to the wall, one to the back of the bank, bevels facing each other, and the bank drops on and locks itself down.

Part Qty Length Stock Note
French cleat 2 37-1/2" 2x4 ONE 2x4 ripped at 45 deg gives both halves
Bottom spacer 1 37-1/2" 2x4 laid flat — packs the bank plumb
8

Bedding, and the first week

Bedded boxes: about 2" of pine shavings or chopped straw. Not cedar, and not hay, which moulds.

Frequently Asked Questions

Are these nesting box plans really free?

The 5-page preview PDF is a free download with no email required, and everything published on this page stays free — every dimension, the spec table, the complete material list and all 8 assembly steps with their cut tables. The complete 8-page plan book — every wall on its own sheet with its own cut table, a board-by-board cut plan and a material buy list — is $4.99 on Etsy.

How many hens can share 3 nesting boxes?

Up to 12. The extension-service rule of thumb is one box per three to four hens — extra boxes beyond that just become sleeping and fouling spots. The roll-out option moves each egg out of reach as it is laid, which keeps eggs clean and breaks egg-eating habits.

What's in the full 8-page plan book?

Everything on this page — dimensioned plan and elevation drawings, the complete bill of materials (13 line items) and all 8 assembly steps with per-step cut tables — plus what a web page can't carry: the full written instruction for every step rather than the summary shown here, every wall framed on its own sheet, a board-by-board cut plan, a buy list you can hand to the lumber yard, and stop-and-measure checkpoints at each stage. The free 5-page preview PDF shows the design overview and main dimensions. On-page specs are computed from the same geometry that draws the PDFs, so the numbers can never disagree.

Related Plans

Get the full 8-page plans — $4.99 on Etsy

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