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Oct 27 · 42.22 pre-release: ladders and crowbar break-insOct 23 · First-person mods are not officially supportedOct 21 · The Indie Stone on Java mods: download responsiblySep 28 · Build 42.21 Stable: zombie duplication fixesAug 26 · Security fixes on every branchAug 17 · Servers now handle up to 254 playersJul 29 · Build 42 goes Stable

Zombie types in Project Zomboid

Project Zomboid has one kind of infection but many kinds of zombie encounter. This page covers walkers, crawlers, zombies that play dead, uniformed zombies, hidden zombies and rotting zombies in Build 42, with how to spot each one and what to do about it. Written for Build 42 (42.22), November 2026.

A horde of zombies in a town street
A shambler, a crawler and a uniformed zombie can all be on the same street.
01Part

Every zombie type at a glance

All zombies in Project Zomboid carry the same infection, which is covered on the zombies page. What changes from one zombie to the next is how it moves, where it waits for you and what it wears. Use this table to identify a threat quickly, then read the section below it.

Zombie typeHow to spot itHow to deal with it
Shambler (walker)Slow, lurching walk, arms forwardPush, then strike; fight one or two at a time
SprinterWalks when idle, runs flat out once it sees youAvoid open ground; see sprinters
CrawlerOn its belly, dragging itself, low to the floorStomp or downward strike before it reaches your feet
Fake deadLying still among corpses; chest may rise and fallStomp or strike every body you walk past
Sitting zombieSlumped against a wallKill it before it stands, or walk wide
Uniformed (police, riot, military, firefighter)Distinct clothing and headgearExpect more hits needed; loot it after
Hidden zombieBanging or groaning behind a closed doorOpen doors with your weapon ready and room to back off
Rotted zombieThin, dark, decayed body later in the gameTreat as normal; decay does not weaken it
02Part

Shamblers, fast shamblers and sprinters

With default settings, almost every zombie is a shambler, a slow walker in the style of classic Romero films. Speed, strength, toughness and senses are all set in the zombie lore part of sandbox settings, so a server can use fast shamblers, sprinters, or a random mix.

Shamblers are dangerous in numbers rather than alone. One shambler is easy to push over and finish. Five around a corner can trap you, and a bite is often fatal. Opinion Keep fights to one or two zombies at a time, back away to break up groups, and use the tips on the combat page to manage stamina.

Sprinters walk while idle but run as soon as they notice you, and they easily catch a walking survivor. They are a sandbox option and appear in some challenge modes. They get their own page: sprinters.

03Part

Crawlers, fake-dead and sitting zombies

A crawler is a zombie that stays on the ground and drags itself toward you instead of standing up. Some zombies become crawlers after being knocked down, and others start out that way. Crawlers move at roughly a fifth of standing speed (one source), cannot break doors or windows and cannot climb fences.

They are still dangerous for three reasons. They are low and easy to miss in tall grass, dark rooms or a pile of bodies. They grab at your feet while you are busy with standing zombies. And because they stay down, many players forget about them after a fight and walk straight over one.

Fake-dead zombies lie still like corpses and get up when they hear or see you. They are common at car crash scenes and among bodies left after a fight. In Build 42 (since update 42.7) lying zombies show visible chest movement, which makes a fake-dead zombie easier to tell apart from a real corpse if you look closely.

Sitting zombies slump against walls. They have to stand before they can attack, which gives you a moment to strike first or walk around them.

Opinion Make stomping every body you pass a habit, especially in narrow spaces. A stomp is cheaper than a bite. Real corpses that pile up also need handling, covered on the corpses page.

04Part

Riot police, military and firefighter zombies

Many zombies wear the uniform of whoever they were before the outbreak. Police officers, riot police, soldiers, firefighters, prisoners, doctors and construction workers all appear, usually near their workplace. Expect clusters of soldiers at military bases and police around stations.

These zombies often wear helmets, vests or heavy jackets. Whether that gear reduces the damage you deal to them in Build 42 is not something we could confirm from current sources. The pages we checked describe armor only as protection for the player, and the official patch notes we read do not mention zombie armor. Treat claims about exact damage reduction with suspicion until they are confirmed in game.

Opinion Plan as though a helmeted zombie may take extra hits. Fight it alone, keep your stamina topped up, and pick a weapon from the best weapons list that does solid damage. The upside is the gear itself: once the zombie is down, its helmet, vest or jacket can be worth taking. See best clothing for what is worth wearing.

05Part

Zombies behind doors and around cars

Zombies spawn inside buildings as well as on streets, including small rooms such as bathrooms and closets. A zombie shut in a room will bash at the door, and that noise draws others nearby. Given enough time or enough zombies, doors break.

Listen before you open anything. Groaning or banging behind a door means at least one zombie is inside. Open the door with your weapon ready and a clear path behind you, and fight in the doorway so only one can reach you at a time. Before you sleep in a house, check every room; the barricades page covers sealing a building once it is clear.

Wrecked cars are a classic ambush spot. Crash scenes often have fake-dead crawlers lying around them, so stomp the bodies near a wreck before looting it. Running vehicles also attract zombies, so a car left with its engine on draws a crowd. Whether zombies can spawn sealed inside vehicles in Build 42 is something we could not confirm; check a car's windows before opening a door. The stealth page explains how noise spreads.

06Part

Rotted zombies over time

Zombies decay as the months pass. Their bodies putrefy and lose mass, and the rate differs from one zombie to the next, so a late-game crowd looks noticeably thinner and darker than the fresh dead of the first week.

Sources we found say this decay is cosmetic: a rotted zombie does not move slower, hit softer or die on its own. That statement was written for Build 41 and we found nothing saying Build 42 changed it. We also could not confirm whether zombies ever reach a fully skeletal look during a normal game. Do not wait for the dead to rot away; plan around zombie respawn and migrating hordes instead.

07Part

Special outfits and what they carry

A zombie's outfit hints at its loot. Most carry little beyond worn clothing, but some uniforms are worth a closer look. Each corpse is a small container you can open from the loot panel; the looting guide covers the routine.

OutfitWhere you find itWhat it may carry
Police, detectivePolice stations, town streetsPistols, holsters, knives; detectives are a good holster source
Riot policePolice and prison areasRiot helmet and protective gear
MilitaryMilitary bases and checkpointsMilitary clothing, gear; gas masks spawn on fitting zombies
FirefighterFire stationsHeavy firefighter clothing and helmet
FarmerFarmlandSeeds
SurvivorAnywhere, often aloneLarge backpack with food and maps
Any zombieAnywhereCar keys, house keys, cigarettes, jewelry, watches

Keys found on zombies can open locked homes and vehicles, and police zombies are one of the safer ways to pick up a first handgun. Zombies can also wander around with a weapon stuck in them, such as a knife or axe early on and spears or machetes later, which you can pull out. See gun locations for other places to find firearms.

08Part

Quick answers

Are there different zombie types in Project Zomboid?

All zombies carry the same infection, but they differ in movement and behavior. You meet shamblers, crawlers, fake-dead and sitting zombies, and sandbox settings can add sprinters or fast shamblers.

How do I tell a fake-dead zombie from a corpse?

Since update 42.7, lying zombies show visible chest movement. The safest habit is still to stomp or strike any body you walk past.

Why are crawlers so dangerous?

They are low, slow and easy to forget. They hide in grass, dark rooms and piles of bodies, then grab you while you are fighting standing zombies.

Does a zombie's helmet protect it in Build 42?

We could not confirm this from current sources. Plan as if helmeted zombies may take extra hits, and check in game.

Which zombies have the best loot?

Police and detective zombies can carry pistols and holsters, survivor zombies carry backpacks with food and maps, and farm zombies often carry seeds. Any zombie can carry keys.

Do zombies get weaker as they rot?

Sources say decay is cosmetic and rotted zombies do not die or weaken on their own. That was written for Build 41 and we found no Build 42 change.

Behavior and loot details come from the community wiki and patch notes, some written for Build 41. The crawler speed figure has one source, and zombie armor in Build 42 could not be confirmed. Sources: PZwiki: Zombie · Gamepressure: update 42.7 · Build 42 patch notes (SteamDB) · Gamer Empire: looting zombies · Build 42 Guide: combat. Your game is the final word: if it disagrees with us, tell us and we will fix the page.