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Military bases and secret locations in Project Zomboid

This page lists the military sites you can actually visit in Build 42: the secret base west of Rosewood, the army line south of Louisville, military storage rooms and army surplus stores. It covers how to reach each one, what loot to expect, the dangers, and which places exist only in lore or mods. Written for Build 42 (42.22), November 2026.

A warehouse at night in Project Zomboid
Army tents and a fence line mark the old quarantine boundary south of Louisville.
01Part

Military sites on the Build 42 map

Knox Country has no living soldiers in Build 42. The army appears only as zombies, corpses, tents, fences and radio or newspaper text. What you can visit falls into four groups: the hidden research base west of Rosewood, the army line along the south edge of Louisville, small military storage rooms scattered through the towns, and army surplus shops.

Coordinates are world coordinates as shown on the online map, and most come from a single guide.

LocationTown or regionWhat is thereHow sure
Secret base and labWoods west of RosewoodSurface compound plus a deep underground lab, army and hazard-suit zombies, an armoryLocation and underground levels: several sources. Depth and coordinates: thin
Louisville Road checkpointSouth edge of Louisville, above Valley StationFence line, three army tents, military lockersTwo sources agree on position
Ernest Cooper Road checkpointSouth-east edge of LouisvilleSame fence and three-tent layoutTwo sources agree on position
Dixie Highway campMain southern road into LouisvilleLarge army and refugee camp, towers, mess hall, very dense zombiesExistence: several sources. Loot detail: weak
Louisville military outpostSouth-west LouisvilleArmy storage in a dense zombie areaOne source
Brandenburg military blockadeNorth of Brandenburg, far westArmy storage, army zombies, a generator spawnTwo sources, little detail
Military storage roomsMuldraugh, West Point, Valley Station, Echo Creek, March RidgeMilitary lockers and cratesOne source
Army surplus storesLouisville, Muldraugh, Irvington, Echo Creek, near Fallas LakeSurplus clothing, packs, ammo, some long gunsOne source for the full list
Fort KnoxLore onlyNot on the vanilla mapSeveral sources
02Part

The secret base west of Rosewood

The base sits in forest west of Rosewood and is left off the in-game Rosewood map. One guide places it near 5534, 12437 (one source). Guides describe the approach differently: one says to drive west from town and take a southern road into the woods, another says to take the highway north of Rosewood and turn onto a dirt road about halfway along. Both agree the last stretch is dirt road through dense trees with dead ends, so plan the route on the online map before leaving.

In Build 41 this was a single surface building with light loot. Build 42 added a large underground complex below it. Above ground there are checkpoints, security buildings, a communications building and a helipad. Below, one guide counts 17 floors and another lists lab levels from -1 to -17. The first guide's level-by-level account only covers barracks, a cafeteria level with the heaviest crowd, labs and medical rooms with the armory, and a maze-like bottom floor, so the exact depth should be checked in game. See basements for how underground levels work.

Expect army camo zombies in larger numbers than at any roadblock, plus instructors, doctors, office staff, agents and hazard-suit zombies. Reported loot includes M16 rifles, shotguns, ammunition, military backpacks, hazmat suits and skill books. Two guides call the loot modest for the effort.

  • Bring a vehicle that handles rough ground and park it facing out. See vehicles.
  • Carry more than one light source. The lower levels are dark. See lighting.
  • Fight with melee indoors where you can. Gunfire pulls every floor toward the stairwell.
  • Watch the barracks level. It has two staircases, so zombies can come in behind you.
03Part

Louisville checkpoints and the fence

The army sealed Louisville from the south, and that line is still on the map as a fence with camps at the road crossings. In lore the boundary failed on July 15 to 16, 1993. See lore for the timeline.

The two small crossings are the easiest military loot in the game to reach. The Louisville Road checkpoint is near 13425, 4073 and the Ernest Cooper Road checkpoint near 14525, 4017. In the 42.20 builds the fence is closed on the southern side and has a gate on the city side. Coming from Valley Station you have to destroy a fence section with a sledgehammer or cut it with a welding torch (one source).

Each small checkpoint uses the same three tents (one source):

  • Barracks tent: military clothing, knives, holsters, sometimes a firearm or ammo.
  • Firearms tent: can hold guns, but it is a random roll.
  • Communications tent: radios, electronics, ammo, sometimes a gun.

The Dixie Highway camp on the main road is a different scale. It is a large army and refugee camp, and players report zombies in the thousands on busy population settings. A fourth site on the eastern fence near the airport is described in community guides as a bigger post with barracks, supply and a tower, but details are thin.

04Part

Army surplus stores and military storage

Surplus stores are shops, not army sites, but they are the safest source of military clothing and packs. One guide written for 42.20.4 lists seven of them and 16 military storage pins (one source).

TypeTownCoordinates
Army surplusLouisville12223, 1322 and 13557, 1272
Army surplusMuldraugh10757, 10350
Army surplusIrvington2236, 14227 (basement level) and 1775, 14787
Army surplusEcho Creek2595, 10896
Army surplusDoe Valley, near Fallas Lake5465, 9511
Military storageMuldraugh10993, 9454
Military storageWest Point9506, 6608
Military storageValley Station14335, 4951
Military storageBrandenburg1503, 5524 and 1515, 5621
Military storageEcho Creek2618, 10928

On surplus shelves, one guide gives rough per-roll chances of about 7% for a green military backpack and about 21% each for the military duffel and satchel, before loot settings (one source). Compare packs on the bags page.

05Part

Fort Knox and other lore-only places

Fort Knox is named in newspapers, broadcasts and other in-game text, and the lore treats it as where army units came from. It is not a playable base on the vanilla Build 42 map. Guides that show barracks, motor pools and a gold depository south of Muldraugh are describing a map mod. Fort Redstone is also a mod. See mods if you want one.

The Air National Guard base mentioned on survivor radio is tied to Nashville and cannot be reached. Vehicles such as Humvees, APCs and helicopters, and weapons such as the M4A1, suppressors and grenade launchers, are not in the vanilla game (one source). The M16 is.

For sites that are new in Build 42, the sources support two: the underground lab under the secret base, and the Brandenburg blockade in the new western map area. No source consulted confirmed any other new vanilla military base.

06Part

Loot, dangers and whether to go

Military containers follow the same rule everywhere: lockers and crates carry the better chance of rifles, pistols and ammo, while plain shelves in army storage lean toward medical items, clothing and electronics (one source). About 30% of camo outfits carry a bag (one source).

Site typeBest forMain dangerVerdict
Secret baseM16s, hazmat suits, army zombie dropsDark, tight corridors, crowds on every level, long driveLate game only
Small Louisville checkpointsMilitary clothing, holsters, some guns and ammoFence blocks retreat, noise draws city zombiesGood mid-game run
Dixie Highway campLargest tent and locker countVery large hordeOnly with a plan and ammo
Military storage roomsA few lockers or cratesDepends on the townCheck when passing
Army surplus storesClothing, packs, ammo boxesOrdinary street zombiesWorth it early

Build 42 can also leave buildings partly looted before you arrive, depending on sandbox settings, so an armory may be close to empty.

Opinion For most players a gun store or police station gives more weapons per hour than any army site. Go to the surplus stores for clothing and packs, the small checkpoints for a first M16 chance, and the secret base only once you have spare ammo and want the challenge. More options are on loot locations and firearms.

07Part

Quick answers

Where is the secret military base in Project Zomboid?

It is hidden in the forest west of Rosewood at the end of dirt roads and is not shown on the in-game Rosewood map. One guide puts it near world coordinates 5534, 12437.

Is Fort Knox in Project Zomboid?

Not on the vanilla map. Fort Knox is named in newspapers, radio and other lore text, and playable versions come from map mods.

Did Build 42 change the secret base?

Yes. Build 41 had only a surface building, and Build 42 added a deep underground lab complex below it. Sources describe up to 17 underground levels, which is worth checking in game.

How do I get through the Louisville checkpoint fence?

In the 42.20 builds the southern side is reported as closed, so from Valley Station you destroy a section with a sledgehammer or cut it with a welding torch. From the city side there is a gate.

Is the secret base worth looting?

Mostly as a late-game challenge. It can hold M16s, hazmat suits and many army zombies with packs, but two guides rate the loot as modest for the risk.

Where can I find military clothing and backpacks safely?

Army surplus stores are the lowest-risk source. One guide lists them in Louisville, Muldraugh, Irvington, Echo Creek and near Fallas Lake.

Locations and coordinates come from community guides written for Builds 42.19 and 42.20, and most coordinates and all loot chances rest on a single guide. Nothing here was measured in game for 42.22, so treat positions as approximate and loot as random. Sources: projectzomboid.wiki: military checkpoints · PZfans: places to find guns and ammo · PZfans: the National Guard in lore · BisectHosting: secret research facility guide · PZfans: military backpack locations. Your game is the final word: if it disagrees with us, tell us and we will fix the page.