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Mammoth Lakes · Land use · Single-family home

Where is a single-family home allowed in Mammoth Lakes?

In Mammoth Lakes, a single-family home is allowed in 4 base zones (RR, RSF, RMF-1 and RMF-2) and not allowed in 3 (Mammoth Lakes use tables, read October 2026).

Key points

  • Allowed: RR, RSF, RMF-1 and RMF-2
  • Not allowed: D, OMR and MLR

Find your lot's zone on the city zoning map, then read its row. Every status below was read from the Mammoth Lakes Municipal Code use tables (read October 2026). Base zones only. General information, not legal advice — check with the city before you apply.

Zones where a single-family home can go

Mammoth Lakes's code calls this use “Single-family dwelling (Detached)”. Each row links to the use table it comes from. A zone marked “see note” has a condition in the code, for example upper floors only or a larger lot.

ZoneStatusCode
RR
Allowed
§ 17.20.020
RSF
Allowed
§ 17.20.020
RMF-1
Allowed
§ 17.20.020
RMF-2
Allowed
§ 17.20.020

Zones where it is not allowed

D, OMR, MLR.

What else applies

  • 'Attached' single-family: none in RR/RSF, P in RMF-1/RMF-2. Residential table row is the subclass 'Detached'.
  • State law: State law lets most single-family lots add an ADU and a JADU (California ADU law) and a second home or a lot split under SB 9 (Gov. Code § 65852.21).
  • Not covered here: Zone codes for the industrial district and zone names for RR, RSF, RMF, D, OMR, MLR are not in the packet. Open-space, public-facility and specific-plan districts are not in the packet.. Overlay zones and specific plans can also change the answer.

Other uses in Mammoth Lakes

Who this affects

HomeownersBuyersReal estate agentsSmall developers

Frequently asked questions

Can I have a single-family home in the D zone in Mammoth Lakes?

No. Mammoth Lakes's use table does not allow it in D (§ 17.24.020).

Can I have a single-family home in the RR zone in Mammoth Lakes?

Yes. Mammoth Lakes's use table lists it as allowed in RR (§ 17.20.020).

General information, not legal advice.

Ask about a single-family home at an address in Mammoth Lakes

Ask GoCodebook what the zoning at a specific address allows and get an answer that cites the section.

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