Codex: Space Marines 11th Edition (48-01) | Warhammer 40,000

Command the Adeptus Astartes in Warhammer 40,000 11th Edition

Codex: Space Marines is the essential rules book for anyone fielding Space Marines, the Adeptus Astartes, in Warhammer 40,000 11th Edition. Whether you are building your first Intercessor squad or refreshing a Chapter army you have collected for years, this Games Workshop codex gives you the army rules, datasheets and detachments you need to lead a Space Marine strike force on the tabletop.

Space Marines are humanity's genetically enhanced super-soldiers, organised into proud Chapters and known throughout the Imperium as the Angels of Death. This codex covers their organisation, history and culture, alongside the rules to play them.

What is inside Codex: Space Marines (48-01)

• 232 pages of army background, artwork, photography, collecting guides and rules
• 15 detachments offering a range of playstyles for your Space Marines army
• 85 datasheets covering the units available to Space Marines armies, with updated 11th Edition profiles
• Complete Space Marines army rules, including faction special rules
• Hobby guidance for building a thematic force, planning detachments, painting your collection and creating a matching battlefield
• Fortress monastery feature with foldout front and back covers showing the restoration of the Ultramarines' fortress monastery
• Warhammer 40,000 app code printed inside the back cover, which unlocks the Space Marines faction in the app, with ongoing access to more free Space Marines content over time

Compact, table-ready format

This standard edition is a softback book measuring 185mm x 250mm, supplied with a removable slipcase. It is easy to carry to your local store or gaming club, and it looks good on the shelf between games.

Who is this Warhammer 40k codex for?

• Space Marine players who need the current 11th Edition rules for their army
• Ultramarines, Imperial Fists, Iron Hands, Raven Guard, Salamanders, White Scars and other Chapter collectors who want army lore, detachment options and hobby inspiration in one book
• Returning players moving from the 10th Edition Space Marines codex to 11th Edition
• New Warhammer 40,000 players who have picked a Space Marines army and want the full rules for it
• Collectors who want the official Games Workshop reference for the Adeptus Astartes

Updating from the 10th Edition codex

The 11th Edition Codex: Space Marines replaces the earlier 10th Edition book (216 pages, 7 detachments, 93 datasheets) for 11th Edition games. The new codex has 15 detachments and 85 datasheets. Some older Firstborn units, such as Centurions, Razorbacks and Predators, have been moved to Legends, so check the datasheet list against the models in your collection.

Pair it with new Space Marines models

Games Workshop is releasing the codex alongside refreshed Space Marines kits, including the Intercessor Squad, Outrider Squad, Vanguard Veteran Squad with Jump Packs and a new Captain on Bike, plus the character Kaius Konorius. Ask in store about availability for any models you want to collect alongside your codex.

Order from Snaps Games

Snaps Games is a games store with shops in Axminster and Bridport, Dorset. Pre-order Codex: Space Marines (48-01) today and it will be sent out or made available as soon as stock arrives after the 3 October 2026 release. Look for our other Warhammer 40,000 books, paints and hobby supplies while you are here.

Specification table

FAQs

Is this the 11th Edition Codex: Space Marines? Yes. This listing is the 11th Edition Codex: Space Marines from Games Workshop, a 232-page softback with a removable slipcase. The previous 10th Edition book also carried product code 48-01, so check the edition and page count when comparing listings.

When is Codex: Space Marines released? Games Workshop's street date is Saturday 3 October 2026. Pre-orders opened on Saturday 19 September 2026.

How many pages, datasheets and detachments does it have? The book has 232 pages, 85 datasheets and 15 detachments.

Does it come with access to the Warhammer 40,000 app? Yes. A unique code inside the back cover unlocks the Space Marines faction in the Warhammer 40,000 app, with ongoing access to more free Space Marines content as it becomes available.

Do I need this codex to play Space Marines in 11th Edition? The codex contains the full Space Marines army rules, detachments and datasheets for 11th Edition, so it is the complete reference for your army. The app code also unlocks the faction digitally.

Is this the hardback Collector's Edition or the Limited Edition? No. This is the standard softback edition. The Collector's Edition and Limited Edition are sold separately by Games Workshop while stocks last.

Does it include Chapter rules for Ultramarines, Blood Angels, Dark Angels and other Chapters? The book includes 15 detachments and rules for Space Marines armies, with lore covering the Chapters. Chapter supplements for Blood Angels, Dark Angels, Space Wolves and Black Templars are separate releases, so check Games Workshop's announcements for those.

Are any older Space Marines units missing from the new codex? Some older Firstborn units, including Centurions, Razorbacks and Predators, have been moved to Legends. Check the 85 datasheets against your collection before you buy new models.

Where can I buy Codex: Space Marines in Dorset? Snaps Games has shops in Axminster and Bridport, Dorset. Contact us to check stock and pre-order availability.