---
canonical: https://dogpolicies.com/places/mammoth-lakes-trail-system/
title: "Mammoth Lakes Trail System: dog rules"
license: CC-BY-4.0
attribution: "DogPolicies, dogpolicies.com, CC BY 4.0, verified 2026-11-01"
verified_at: 2026-11-01
review_due: 2026-12-01
freshness: fresh
confirmed_by: none
uid: plc_1695kjpqbbaemnrd
json: https://dogpolicies.com/api/v1/places/mammoth-lakes-trail-system.json
---

Mammoth Lakes Trail System (Mammoth Lakes, CA): Yes. Source: Mammoth Lakes Trail System, U.S. Forest Service, Inyo National Forest, checked 2026-11-01. DogPolicies record: https://dogpolicies.com/places/mammoth-lakes-trail-system/ (CC BY 4.0; cite with link).

# Mammoth Lakes Trail System

**Yes.**

Type: trail. Location: Mammoth Lakes, Mono County, California. Managed by Town of Mammoth Lakes and U.S. Forest Service, Inyo National Forest.

## Rules

| Rule | Value | Source | Verified | Freshness |
| --- | --- | --- | --- | --- |
| Dogs allowed | Yes | [1] | 2026-11-01 | fresh |
| Official restrictions | On national forest land, a leash of 6 feet or less is required in developed recreation areas and on interpretive trails; elsewhere dogs should be under control. Inside the Town of Mammoth Lakes boundary, which includes the Lakes Basin, dogs must be leashed. | [2] | 2026-11-01 | fresh |
| Leash | Varies by area | [1] | 2026-11-01 | fresh |

## Sources

1. Mammoth Lakes Trail System, "Pets" (official site, checked 2026-11-01): https://mammothtrails.org/activity/20/
   > when in developed recreation areas or interpretive trails they must be kept on a leash no longer than 6 feet at all times. Leashes are not required in most other areas within the national forests, but dogs should be under control at all times.
2. U.S. Forest Service, Inyo National Forest, "Dogs on Inyo National Forest" (government, checked 2026-11-01): https://www.fs.usda.gov/r05/inyo/safety-ethics/dogs-inyo-national-forest
   > The Town of Mammoth Lakes requires dogs to be leashed within city limits

Verified November 1, 2026; re-check due 2026-12-01. Freshness: fresh.
Corrections: https://dogpolicies.com/corrections/?place=mammoth-lakes-trail-system
Record: https://dogpolicies.com/places/mammoth-lakes-trail-system/ · JSON: https://dogpolicies.com/api/v1/places/mammoth-lakes-trail-system.json · Methodology: https://dogpolicies.com/methodology/