Official size · seed 670781704
The game left alone at 4500, the size of the official servers.
4500 m made in 3 min 35 s game build 25902425 22 October 2026
Its checks
What RustMapGen checked on this file as soon as it was made, and what the game said when it loaded it.
Can it be played
What any map must show.
- Rail ring closed, nothing cut off1 ring of 9.3 km, 25 sidings and 6 spurs joined to it
- Rail grades and curvesring: steepest climb 26 % over 30 m (limit 33 %), sharpest bend 8° (limit 36°); tracks off it: 26 % (limit 43 %), 19° (limit 40°)
- Rails above the waterlowest rail 1.8 m above sea level
- Sea and land tagged as the heights say99.05 % of the square agrees, 0.99 % of the land is tagged as sea
- Monuments on the ground35 monuments stand as the game stands them
- Power line towers on the ground60 towers, the highest 1.2 m above where it should stand (limit 3.0 m)
- Tunnel entrances joined to the tunnels19 ways down for 19 stations: 8 under an entrance bunker, 11 under a monument
Is it what was asked
The recipe's settings, checked against the result.
- Nothing blocked is on the mapnone present
Does the game load it
Load test: the Rust dedicated server loads the file the way a server will, and its log is read.
- Loaded, clean loggame build 25902425, loaded in 55.9 s: 35,438 prefabs, 99,972 entities
Monuments on it
73 in all, as the game labels them.
- Airfield
- Apartments
- Arctic Research Base
- Bandit Camp
- Cave Large Hard
- Cave Large Medium
- Cave Large Sewers Hard
- Cave Medium Easy
- Cave Medium Hard
- Cave Medium Medium
- Cave Small Easy×2
- Cave Small Hard
- Cave Small Medium
- Desert Military Base D
- Ferry Terminal
- Fishing Village A
- Fishing Village B
- Fishing Village C
- Gas Station×3
- HQM Quarry
- Ice Lake 4×3
- Jungle Ruins A
- Jungle Ruins C
- Jungle Ruins E
- Junkyard
- Large Barn
- Large Harbor
- Large Oil Rig
- Launch Site
- Lighthouse×2
- Military Tunnels
- Mining Outpost×3
- Missile Silo
- Oil Rig
- Outpost
- Power Plant
- Radtown
- Ranch
- Satellite Dish
- Sewer Branch
- Small Harbor
- Stone Quarry
- Sulfur Quarry
- Supermarket×3
- Swamp A
- Swamp B
- Swamp C
- The Dome
- Train Yard
- Underwater Lab C
- Water Treatment
- Water Well A×3
- Water Well B×3
- Water Well C×2
- Water Well D×2
- Water Well E
- Ziggurat
Use it on your server
Download the file, put it at an HTTPS address of your own, and point the server at it. Hosting it yourself keeps your server independent of this site. The steps, for your own server or a host.
+server.levelurl "https://your.host/maps/official-size-4500-670781704-20261022-114038-90c0ae.map"Want more like it? Download its recipe, official-size.json, into the data/recipes folder of your RustMapGen: it shows up in the panel as Official size, next to the presets, to make with seed 670781704 or any other. The same seed gives the same land on every computer, but monuments can land elsewhere.
