Ridgefield
Ridgefield is a neighborhood of 137 detached homes east of Kanan Road in unincorporated Oak Park, laid out along Oak Forest and Oak Springs drives and six short side streets. Its four tract maps were recorded in 1985 and 1986 by Warmington Oak Park, a limited partnership led by Warmington-Mathis Corp., and the houses went up in the later 1980s.
Updated · Sources at the bottom of the page · Corrections: send a correction
Ridgefield quick facts
| Also called | Tract 4045 |
|---|---|
| Where | East of Kanan Road, reached from Doubletree Road and Sunnycrest Drive; homes on Oak Forest Drive, Oak Springs Drive, Oak Point Drive, Oak Branch Drive, Clear Haven Drive, Quail View Court, Aspen Oak Court and Oak Path Court |
| City / jurisdiction | Unincorporated Ventura County · ZIP 91377 |
| Built | Second half of the 1980s (tract maps recorded 1985–1986) |
| Builders | Warmington Oak Park, a California limited partnership (general partner Warmington-Mathis Corp.), owner of record on all four tract maps |
| Homes | 137 (county parcel records) |
| Home types | Detached single-family homes; most list one of five recurring sizes from 1,718 to 2,307 sq ft in assessor records, with some larger |
| Gates | Not gated |
| HOA | Ridgefield Oak Park HOA — Name as listed by the Oak Park Fire Safe Council, which includes it among Oak Park HOAs but not among the communities it names as NFPA Firewise-designated. Local agent guides report dues of roughly $200 a month, covering common-area upkeep. |
| Parks nearby | Deerhill Park, Sunrise Meadow Creekside Trail, Sunrise Meadow Ridge Trail, Rock Ridge Trail (East) |
| School district | Oak Park Unified School District (OPUSD) |
Pins are approximate centers.
Living in Ridgefield
Assessor records show a consistent housing stock: 113 of the 137 houses list one of five recurring sizes between 1,718 and 2,307 square feet. The rest show larger figures, the biggest near 3,900. Most lots run from about 5,000 to 9,500 square feet, and a handful at the edges reach a quarter acre or more. Several streets end in cul-de-sacs, and open space borders the neighborhood on the east and south.
The Ridgefield Oak Park HOA, as the Oak Park Fire Safe Council lists it, looks after the common areas, and local agent guides put dues at roughly $200 a month. Deerhill Park on Doubletree Road, just to the north, has a playground, soccer and softball fields, basketball and pickleball courts, picnic tables and restrooms. Rancho Simi Recreation and Park District trails, including the Sunrise Meadow routes and Rock Ridge Trail (East), start from Doubletree Road and Sunnycrest Drive. Medea Creek Middle School, Oak Park High School and the Oak Park library are all roughly half a mile west.
The lay of the land
A single-developer 1980s tract with several cul-de-sacs, bordered by open space on its east and south sides and close to Deerhill Park.
Schools near Ridgefield
School attendance areas
Oak Park Unified School District
From OPUSD's elementary street list (2017):
- Middle: Medea Creek Middle School (one middle school and one high school for the whole district)
- High: Oak Park High School (one middle school and one high school for the whole district)
These come from the district's own data, not from this site; each tract page has its own answer. Assignment goes by address. Confirm with Boundaries and street lists, or check an address here.
Public schools nearby
- Brookside Elementary (OPUSD)
- Medea Creek Middle School (OPUSD)
- Oak Park High School (OPUSD)
Being nearby doesn't mean a school is assigned. Attendance goes by address and boundaries change; confirm with the district.
- Oak Park Unified School District (OPUSD): find the assigned schools for an address
Services, representation & fire safety
These are Oak Park's area-wide providers; some vary by street.
| Law enforcement | Ventura County Sheriff's Office, Thousand Oaks / East County Station (805) 494-8200 · 2101 E. Olsen Rd., Thousand Oaks. Besides Thousand Oaks, the station covers unincorporated Oak Park, Lynn Ranch, Casa Conejo, Kelley Estates, Hidden Valley and Bell Canyon. Call 911 for emergencies. |
|---|---|
| Traffic enforcement | California Highway Patrol Handles traffic enforcement on Oak Park's unincorporated county roads. |
| Fire and EMS | Ventura County Fire Department, Station 36 (818) 597-2954 · 855 Deerhill Rd. Built in 1985, with a paramedic engine since 2005. Three firefighters staff it daily, with Medic Engine 36, Reserve Engine 136 and Utility 36. Under an automatic-aid agreement, LA County Fire sends a set response to wildland fires in Oak Park. |
| Water | Triunfo Water & Sanitation District (800) 613-0901 · In 1993 the district bought the developer's Metropolitan Water Company, which became Oak Park Water Service, and folded it into the district in 2019. It delivers about 2.6 million gallons a day to more than 14,000 Oak Park residents. All of the water is imported State Water Project supply from Northern California, bought through Calleguas Municipal Water District. Recycled water irrigates parks, schools and HOA landscaping. 24-hour emergency line: (805) 389-9406. |
| Sewer | Triunfo Water & Sanitation District (805) 658-4690 · Wastewater is treated at the Tapia Water Reclamation Facility, run by a joint powers authority with Las Virgenes Municipal Water District. |
| Electric | Southern California Edison Utilities in Oak Park are underground, except for high-voltage lines along the west side of Lindero Canyon Rd. (2023 risk assessment). |
| Natural gas | Southern California Gas Company (SoCalGas) |
| Trash and recycling | Athens Services (805) 856-0113 · County franchise hauler for Oak Park since January 1, 2024. To confirm the hauler for an address, use the county's interactive map at maps.ventura.org/apps/pwa/trashrecycling/. |
| Parks and recreation | Rancho Simi Recreation and Park District (805) 584-4400 · Runs Oak Park's parks, the community center and the district open space and trails around the community. The Oak Park office line is (818) 865-9304. |
| Library | Ventura County Library, Oak Park Library (805) 626-READ · 899 N. Kanan Rd. A joint public and school library shared with Oak Park High School. Closed Fridays. |
| Animal services | Ventura County Animal Services (805) 388-4341 · Serves all unincorporated areas, including Oak Park, and handles dog licensing. Shelters: 600 Aviation Dr., Camarillo, and 670 W. Los Angeles Ave., Simi Valley. |
| Emergency alerts | VC Alert (Ventura County Sheriff's Office of Emergency Services) Free alerts by phone, text, email or TTY, in English and Spanish. Sign up at vcalert.org or by phone at (888) 772-4482. Incident updates are posted at VCEmergency.com. |
| Roads, land use and permits | County of Ventura (Public Works Agency and Resource Management Agency) Land use follows the Oak Park Area Plan, updated and adopted September 15, 2020, as part of the county's 2040 General Plan. |
| Community advisory body | Oak Park Municipal Advisory Council (OPMAC) Created by the Board of Supervisors in 1975. It reviews discretionary permit applications in Oak Park and advises the board. Meetings are at 7 p.m. at the Oak Park Library, and the District 2 supervisor's site posts the schedule. |
| Wildfire preparedness | Oak Park Fire Safe Council Volunteer group that offers free home ignition-zone assessments and works with Oak Park's Firewise USA associations. |
Who represents you: Jeff Gorell, District 2. Elected in 2022 and chair of the Board of Supervisors since January 2026. He won a second term outright in the June 2, 2026 primary with about 53 percent of the vote in the official count, so the seat is not on the November ballot. Full list for Oak Park.
Fire safety: Hazard zones: The 2023 Oak Park Community Wildfire Risk Assessment notes that CAL FIRE's November 2007 map put the entire Oak Park planning area in a Very High Fire Hazard Severity Zone. More.
Other neighborhoods in Oak Park
Homes for sale in and around Ridgefield
Every MLS listing here, with photos, prices and details, is on Properkey.
Browse homes for sale in Oak Park and Agoura Hills on Properkey
Real estate information provided by Properkey (CA DRE #01979718 · NMLS #1438783), which is not the listing broker unless stated.
Where these facts come from
- Ventura County recorded map: Tract No. 4045-1 (102 MR 51), recorded June 24, 1985 — maps.ventura.org
- Ventura County recorded map: Tract No. 4045-2 (104 MR 42), recorded January 23, 1986 — maps.ventura.org
- Ventura County recorded map: Tract No. 4045-3 (105 MR 91), recorded June 30, 1986 — maps.ventura.org
- Ventura County recorded map: Tract No. 4045-4 (105 MR 94), recorded June 30, 1986 — maps.ventura.org
- Ventura County GIS: assessor parcels (Tract 4045 units 1–4: 137 residential parcels) — maps.ventura.org
- Ventura County Public Works GIS: county-maintained roads (Oak Park street limits) — maps.ventura.org
- Oak Park Fire Safe Council: HOA list — opfsc.org
- Rancho Simi Recreation and Park District: Oak Park parks — rsrpd.org
- Rancho Simi Recreation and Park District: Oak Park trails — rsrpd.org
- Conejo Valley Guy: Ridgefield — conejovalleyguy.com (real-estate site; not linked)
- Davis Bartels: Ridgefield — blog.davisbartels.com
- Rancho Simi Recreation and Park District: Deerhill Park — rsrpd.org
Something wrong or missing on this page? Residents know their streets best. Send a correction and we'll check it against the records and fix it.