DayZ Deer Isle Map Guide — Every POI, The Lab and the Endgame Questline

Deer Isle is the most popular community map for DayZ: a ~256 km² archipelago inspired by the coast of Maine, larger than Chernarus, with a built-in endgame questline, underwater diving loot, and keycard-secured bunkers that no vanilla map has. You spawn along the southern coast, work north through mid-tier zones, and the real content lives in the remote islands — a bio lab, a toxic crater, an AI-guarded prison, and a multi-stage quest that sends you across the entire map.

Because it is a Steam Workshop map (ID 1602372402), Deer Isle runs on community servers only — you will not find it in the official server browser on consoles, and PC players need to subscribe and let the server's mod set download.

Deer Isle is distributed free through the official Steam Workshop listing, where the map's description, screenshots and update history are maintained by its creator — the same Workshop channel servers use to distribute the mod to players.

This guide covers the map's layout, every major POI with what it drops, the diving and boating systems, the questline, and the "The Lab" question people keep searching.

Official resources: DayZ on Steam · Deer Isle on Steam Workshop · Nitrado Deer Isle guide · BisectHosting Deer Isle guide · iZurvive map

Deer Isle at a Glance: Size, Layout and Loot Progression

Deer Isle spans roughly 256 km² — both Nitrado and BisectHosting agree on the number, which makes it larger than Chernarus (~225–230 km²) and more than three times the size of Sakhal. The map is a heavily forested archipelago: multiple islands of varying size separated by water, with dense pine woods, rocky coasts and small settlements inspired by the Maine coastline.

The loot progression follows latitude, same as Chernarus but cleaner:

• Southern coast (spawn area): low-tier civilian loot, basic tools, starter supplies.
• Central region: mid-tier military gear, medical centers, basic firearms.
• Northern reaches and remote islands: high-tier assault rifles, rare armor, and the questline items that gate the endgame.

The two mechanics that define Deer Isle are boating and diving. Because the map is split across islands, boats and jet skis are essential transport — spawn along coastlines and marinas. Underwater POIs hold high-value loot, and you need air tanks, compressors and diving gear (found near diving shacks and coastal buildings) to reach them.

Every Major POI on Deer Isle

Stonington (southeast — spawn hub)

The biggest town and the map's de facto starting point. It has a hospital, a school, and an extensive network of pitch-black underground tunnels holding some of the town's best loot. Bring torches — NVGs are high-tier military finds and unlikely to be in Stonington's tunnel loot. Expect fights here constantly; it is where most of the early-game population lives.

Devil's Eye (southern shore — early military)

A hazardous cave system along the southern shoreline offering early access to mid-tier military equipment. Navigating the steep stone ledges is the risk — falls are fatal. Good first military stop after Stonington.

Paris Island (far west — Bio Lab and S.T.A.G. gear)

The most remote major island. Paris Island houses a Bio Lab and an underground bunker, and it is famous for spawning exclusive S.T.A.G. equipment: specialized NBC suits, crossbows, and high-tier military rifles. This is the "lab" most Deer Isle players mean when they talk about lab locations — see below.

The Crater (southwest island center — toxic zone)

A massive toxic gas zone at the center of the southwestern island. Requires a full NBC suit and gas mask to traverse; the payoff is high-tier rewards and quest items. Treat it exactly like the PO-X zones on Livonia — our Livonia map guide explains the NBC and gas-filter rules that apply here too.

Alcatraz (far southeast — endgame)

The pinnacle of high-risk, high-reward on Deer Isle: packed with top-tier gear and defended by lethal AI bandit patrols. Clearing it solo is a challenge; on public servers you also have to deal with rival players third-partying the fight. This is the map's traditional "final exam."

K.M.U.C. and the Keycard Bunkers

Beyond the named POIs, Deer Isle scatters keycard-secured subterranean bunkers (the K.M.U.C. complex is the best known) that require colored keycards found through the questline or in high-tier locations. These hold the map's best loot and are the destination for late-game runs.

"The Lab" on Deer Isle: What Players Actually Mean

The search "dayz deerisle the lab location" points at two related things, and both are worth knowing:

1. The Bio Lab on Paris Island — the in-game "lab" POI, an underground research facility with S.T.A.G. gear. Reach it by boat to the far west island, gear up with NBC equipment, and clear the facility for the map's unique loot.
2. "The Lab" DayZ servers — a popular community server network (dayzthelab.com) that runs Deer Isle maps with modded content (keycards, markets, PvP arenas). Its US1/US3 servers appear high on DayZ server trackers like BattleMetrics and GameTracker. If you are searching for "The Lab location," you may actually be looking for how to join these servers — search "The Lab" in the DayZ community server browser, or check the network's site for the current server list.

The Questline, Teleporters and Hidden Mysteries

Deer Isle's signature feature is a built-in endgame questline — the map author baked a story into the terrain, and completing it takes you across every region:

• Keycard security: colored keycards unlock high-tech subterranean bunkers (K.M.U.C. and others).
• Ancient teleporters: hidden stone altars that activate under specific conditions — at night, or via ritual braziers — and transport you across the map (or between dimensions, per the map's lore).
• Artifacts and boss gauntlets: collect sacred items, navigate invisible-floor mazes, and survive zombie gauntlets to unlock the final secrets and the best loot in the game.

The questline is the reason long-term Deer Isle players exist: once you have beaten Chernarus PvP, Deer Isle gives you an actual PvE goal with a reward at the end.

How to Get Around: Boats, Diving and Navigation

• Boats and jet skis spawn along coastlines and marinas; they are not just convenient, they are mandatory for reaching Paris Island, Alcatraz and the northern islands.
• Diving gear (air tanks, compressors, diving suits) is found along the coast and at diving shacks; underwater POIs hold high-value loot and quest items.
• Navigation: no in-game map markers, as everywhere in DayZ. Use the paper map + compass, or the iZurvive Deer Isle layer on a second screen — see our interactive map guide for the tool rundown. The main island's road network and the coastlines are your orientation lines.

DayZ Deer Isle FAQ

Is Deer Isle bigger than Chernarus?

Yes — roughly 256 km², versus about 225–230 km² for Chernarus. It is one of the largest DayZ maps, community or official. The trade-off is that much of it is water, since Deer Isle is an archipelago.

How do you get around Deer Isle in DayZ?

By boat and jet ski — the map is split across islands. Spawns are on the southern coast, and you need watercraft to reach the western, northern and southeastern islands. Diving gear (air tanks, compressors) is needed for underwater loot.

Where is the lab on Deer Isle?

The main lab POI is the Bio Lab on Paris Island, the far-west island, which holds exclusive S.T.A.G. gear (NBC suits, crossbows, high-tier rifles). Separately, "The Lab" is the name of a popular Deer Isle community server network (dayzthelab.com) — if you were searching for that, find its servers in the community browser.

Is the Deer Isle map free?

Yes, the map itself is free on the Steam Workshop (ID 1602372402). You need the base game and a community server running Deer Isle — it is not part of the official server list, and consoles cannot run Workshop maps.

What is the best loot on Deer Isle?

The best gear sits in the northern reaches, Alcatraz (top-tier weapons defended by AI bandits), the keycard bunkers (K.M.U.C.), and Paris Island's Bio Lab (unique S.T.A.G. equipment). The questline rewards unlock the map's rarest items.

The Bottom Line

Deer Isle is DayZ's biggest and most ambitious community map: larger than Chernarus, built around boats and diving, and topped with a real questline that gives veteran players something to grind. Spawn south, work north, and finish at Alcatraz or the keycard bunkers — and if you run into keycard walls, remember the locations vary by server network.

For the official maps, see our Chernarus map guide and Livonia map guide. If you are looking for other big community maps, our DayZ modpack guide covers Namalsk and Deadfall alongside Deer Isle.

Related Guides

• Best DayZ Modpacks & Map Mods (Namalsk, Deadfall, Winter Chernarus)
• DayZ Chernarus Map Guide: Spawns, Military & Loot Tiers
• DayZ Livonia Map Guide: Locations, Military & Survival Tips
• DayZ Weapons List: Every Gun, Damage & Tier
• Is DayZ Crossplay in 2026? Full Cross-Platform Guide

Last Updated: August 13, 2026