Buried City Residential Master Key Location in Arc Raiders
The Buried City Residential Master Key opens apartment doors in Buried City. The base map marks three: Grandioso Apartments, Main Street and Eastern Station.
Category: Key & Keycard Locations ยท Updated 19 October 2026
A master key with a choice of doors
The doors the base map marks
The Cartotect base map labels three doors for this key on Buried City:
- Grandioso Apartments. The door marker sits north west of Old Town Hatch and north of Abandoned Highway Camp.
- Main Street. The marker sits beside Main Street, north west of Plaza Rosa.
- Eastern Station. The marker sits south east of Eastern Station and north east of Red Tower.
The map records Grandioso Apartments as a white zone and records no zone at the other doors. All of them are on the Buried City map.
One key, one door
The wiki's Keys page lists keys as single use consumables. Choose the marked door that sits on your route for that raid, and keep any spare key for the next one.
Quests that pass the Grandioso Apartments
Two quests in our quest data send you to the same apartments: Celeste's After Rain Comes sends you near the Grandioso Apartments, and Tian Wen's Unexpected Initiative starts with reaching the Grandioso Apartments in Buried City. Carrying the key on either quest puts a marked door on your path.
Finding and keeping the key
The wiki lists scavenging as the way to get it.
| Detail | Value |
|---|---|
| Rarity | Uncommon |
| Weight | 0.25 |
| Sell value | 100 coins |
| Doors on the base map | Grandioso Apartments, Main Street, Eastern Station |
Stash it in your Safe Pocket. Other Buried City doors: the Town Hall Key, the JKV Employee Access Card and the Hospital Key. The doors of each map the site charts are on the key locations guide.
Frequently asked questions
- Where is the Buried City Residential Master Key used?
- On apartment doors in Buried City. The base map marks them at Grandioso Apartments, beside Main Street, and south east of Eastern Station.
- Does the Residential Master Key open every door?
- No. The wiki's Keys page lists keys as single use, so one key opens one door. The choice is which marked door you spend it on.
- Which quests send you to Grandioso Apartments?
- After Rain Comes from Celeste and Unexpected Initiative from Tian Wen, both in our quest data.
- What does the Residential Master Key sell for?
- It sells for 100 coins and weighs 0.25.