Tri-City Regional Park

Placentia, Orange County, CA

DogsOn leash
Source
FeesNot stated
Source
Size
38 acres Source
Managed by
OC Parks

About Tri-City Regional Park

A 40-acre Placentia park with a lake and three reservable picnic shelters. Source

The 40-acre Tri-City Park is located in the City of Placentia, is bordered on two sides by the City of Fullerton, and is within a quarter-mile of the City of Brea’s border. It includes a lake and three reservable picnic shelters. A variety of recreational opportunities, including bicycling and walking, model sailboating, fishing and playgrounds are available.
From the official park page · checked Oct 16, 2026

Facilities

  • BBQ Grills
  • Drinking Water
  • Picnic Area
  • Playground
  • Restrooms

Facility details: OpenStreetMap

Tri-City Regional Park at a glance

PPPPPWCWCW
  • PParking · 5
  • WCRestrooms · 2
  • WDrinking water · 1

Outline: CPAD. Points and trail lines: OpenStreetMap contributors. Not for navigation.

Getting to Tri-City Regional Park by bus

Bus stops within about a quarter mile of Tri-City Regional Park, mapped in OpenStreetMap. Check the transit agency for schedules.

Rules & reservations

Official park page
  • Fees

    The official park page does not list an entry or parking fee. Check with OC Parks before you go. Source

Map & directions

1Location overview · map data © OpenStreetMap

33.903772, -117.866435Get directions

Nearby parks

Straight-line distance

Sources & verification

Last verified: Oct 16, 2026
  1. California Protected Areas Database (CPAD) 2026aname, county, agency, access, acres
  2. OC Parks park pageofficial_url, dogs, description
  3. OpenStreetMap facilities and trailsfacilities.bbq-grills, facilities.drinking-water, facilities.picnic-area, facilities.playground, facilities.restrooms
  4. U.S. Census Bureau place boundariescity
  5. Official park page (checked for dog and fee information)unstated.fees
  6. OpenStreetMap: parking, restrooms, water, trailheads, trail lines, and bus stopsvisit
  7. Official park page (introduction excerpt)intro
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