---
canonical: https://dogpolicies.com/places/lime-ridge-open-space/
title: "Lime Ridge Open Space: dog rules"
license: CC-BY-4.0
attribution: "DogPolicies, dogpolicies.com, CC BY 4.0, verified 2026-10-31"
verified_at: 2026-10-31
review_due: 2026-11-30
freshness: fresh
confirmed_by: none
uid: plc_mhtnr6g66hsgrvn1
json: https://dogpolicies.com/api/v1/places/lime-ridge-open-space.json
---

Lime Ridge Open Space (Walnut Creek, CA): Yes, with restrictions. No dogs in the Lime Ridge Wildlife Preserve, the center section south of Ygnacio Valley Road. North of Ygnacio, dogs must be under voice and sight command or leashed (cattle graze there); south of the preserve, leashed only. Source: City of Walnut Creek, checked 2026-10-31. DogPolicies record: https://dogpolicies.com/places/lime-ridge-open-space/ (CC BY 4.0; cite with link).

# Lime Ridge Open Space

**Yes, with restrictions. No dogs in the Lime Ridge Wildlife Preserve, the center section south of Ygnacio Valley Road. North of Ygnacio, dogs must be under voice and sight command or leashed (cattle graze there); south of the preserve, leashed only.**

Type: park. Location: Walnut Creek, Contra Costa County, California. Managed by City of Walnut Creek Open Space Division.

## Rules

| Rule | Value | Source | Verified | Freshness |
| --- | --- | --- | --- | --- |
| Dogs allowed | Yes, with restrictions | [1] | 2026-10-31 | fresh |
| Official restrictions | No dogs in the Lime Ridge Wildlife Preserve, the center section south of Ygnacio Valley Road. North of Ygnacio, dogs must be under voice and sight command or leashed (cattle graze there); south of the preserve, leashed only. | [1] | 2026-10-31 | fresh |
| Leash | Varies by area | [1] | 2026-10-31 | fresh |
| Amenities | 1,226 acres, 25 miles of trails, Trailheads with parking in Walnut Creek and Concord | [1] | 2026-10-31 | fresh |

## Rules to know

- Open from half an hour before sunrise to half an hour after sunset. [3]
- Off leash only on trails, and only under voice and sight command: keep your dog in sight and make sure it comes back the moment you call. [3]
- Leash your dog in developed picnic areas, at historic sites, in parking lots and along street parking. [3]
- No dogs in central Lime Ridge south of Ygnacio Valley Road, a protected wildlife habitat area. [3]
- Carry a leash, and pick up your dog's waste and take it out of the open space. [3]
- Don't let your dog chase, harass or harm wildlife or plants. [3]

## Sources

1. City of Walnut Creek, "Lime Ridge" (government, checked 2026-10-31): https://www.walnutcreekca.gov/Home/Components/FacilityDirectory/FacilityDirectory/12/664
   > In the North Lime Ridge area, north of Ygnacio, dogs must be under positive voice and sight command or leashed at all times. ... No dogs are allowed at any time in the center section of Lime Ridge south of Ygnacio. This is the Lime Ridge Wildlife Preserve area. South of the Preserve, dogs are allowed once again but on leash only.
2. City of Walnut Creek, "Location: the Ohlone Trailhead on Ygnacio Valley Road in the city's Open Space facilities GIS layer" (government, checked 2026-10-31): https://services2.arcgis.com/AhHMUmDoudKVXiUl/arcgis/rest/services/OpenSpace_Facilities/FeatureServer/0
3. City of Walnut Creek, "Open Space: Rules and Regulations" (government, checked 2026-10-31): https://www.walnutcreekca.gov/government/departments/open-space/rules-and-regulations
   > Dogs are required to be on leash in all in all developed picnic areas, historic sites and in parking lots and along street parking. Dogs are allowed off leash and under positive voice and sight command in the trail areas of Shell Ridge, Acalanes, Sugarloaf, and Lime Ridge north of Ygnacio Valley Road. ... Dogs are not allowed in central Lime Ridge south of Ygnacio Valley Road.

Verified October 31, 2026; re-check due 2026-11-30. Freshness: fresh.
Corrections: https://dogpolicies.com/corrections/?place=lime-ridge-open-space
Record: https://dogpolicies.com/places/lime-ridge-open-space/ · JSON: https://dogpolicies.com/api/v1/places/lime-ridge-open-space.json · Methodology: https://dogpolicies.com/methodology/