How to install zm_biohazard_zone in CS 1.6?

Download the zm_biohazard_zone map file (.bsp), place it in your Counter-Strike 1.6 "cstrike/maps" folder (usually at C:\Program Files\Steam\steamapps\common\Half-Life\cstrike\maps), and restart the game. The map will appear in the map selection menu or you can join a server running it.

How many servers are playing zm_biohazard_zone right now?

Currently 1 server is playing zm_biohazard_zone. The map has been played a total of 3,735 times across 5 servers.

Zombie zm_

zm_biohazard_zone

Servers playing now

Total servers

Times played

3,735

Last played

Oct 21, 2026

Download from GameBanana Similar maps

Servers playing zm_biohazard_zone1

Server	Players
Gamesites.cz ^Zombie Test 217.11.249.79:27294	14/32

Daily activity

Daily totals from Jul 11 to Oct 20, 2026

Servers that played zm_biohazard_zone recently

6 servers ran zm_biohazard_zone in the last 90 days.

Server	Rounds played	Last seen
Gamesites.cz ^Zombie Blood #1	194	Oct 20, 2026
Gamesites.cz ^Zombie Test	162	Oct 20, 2026
Gamesites.cz ^Zombie Chronic #1	134	Oct 20, 2026
•• [ZM] Начало Апокалипсиса ••	91	Oct 20, 2026
F-Zombie Армия Девчонок 18+	46	Oct 20, 2026
Новый Сервер от MyArena.ru	11	Oct 1, 2026

How to install zm_biohazard_zone

Download the zm_biohazard_zone.bsp map file from GameBanana or another trusted source.
Locate your Counter-Strike 1.6 installation folder. The default path is: C:\Program Files\Steam\steamapps\common\Half-Life\cstrike\maps\
Copy the .bsp file into the maps folder. If the download includes .wad or .res files, place them in the cstrike folder.
Restart Counter-Strike 1.6. The map will appear in the map list, or you can connect to any server running it from the server list.

About zm_biohazard_zone

zm_biohazard_zone is a Zombie map for Counter-Strike 1.6. It has been played 3,735 times across 5 servers. Currently 1 server is running this map. Last played on October 21, 2026.

Zombie Mod (zm_) maps are designed for the popular Zombie Plague modification. One team plays as zombies trying to infect humans, while humans must survive using weapons and barricades. These maps feature strategic defensive positions and escape routes.

zm_biohazard_zone

Servers playing zm_biohazard_zone1

Daily activity

Servers that played zm_biohazard_zone recently

Other Zombie maps