440 Cooskie Ridge Road, Petrolia, CA 95558 (MLS# 272805)

440 Cooskie Ridge Road, Petrolia, CA 95558

$640,000

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Property Type: Residential Bedrooms: 2 Baths: 1.5 Square Footage: 1,572 Lot Size (sq. ft.): 6,969,600 Status: Sold

Current Price: $640,000 List Date: 7/10/2026 Last Modified: 8/20/2026

Overview

Description

160 acres of pure Lost Coast beauty in Petrolia. This custom 2 bed, 1 bath home offers an expansive deck, bonus room, and sweeping views in every direction. Bordered on three sides by BLM land, the privacy here is the real deal. Abundant water and year-round hydroelectric power make this a truly self-sustaining homestead. The 1 bed, 1 bath ADU adds room for family and guests, with a large bonus room for arts, crafts, and play, plus a second bonus room perfect for extra sleeping quarters. A 3-car metal shop/garage handles every project, and yes, there is a custom in-ground pool. Established orchard and generous garden space complete the picture. Room for a true family compound. This one has it all.

Listing Details MLS# 272805

Listing Information

Pended Date: 2026-07-21
Sold Date: 2026-08-20

Property Description

Type of Property: Residential
Realtor.com Type: Residential - Single Family
Style: Custom
Lot Dimensions: 0x0x0x0
Lot Acres: 160
Appearance: Good
Gar Stls: 3
Garage Type: Detached
Accessory Dwelling Unit: Yes
List Price/SqFt: 413.49
Sold Price/SqFt: 407.12

House Description

Year Built: 1995
Total Rooms: 7
Main House SqFt: 1572
Gated Entry: Yes

Location Legal and Taxes

Area: South County
House Number: 440
Street Name: Cooskie Ridge
Street Suffix: Road
Sub-Area: Petrolia
State: CA
Zip Code: 95558
Cross Street: Mattole Rd

Directions and Remarks

Directions: Call listing agent.

ADU Detail

Living Area: 1235
Living Area Source: Estimated
Beds: Yes

More Information

Schools

Elementary School: Mattole
High School: Mattole

RV Parking

Room for RV Parking: Yes

Miscellaneous

Privacy: Yes
Surveyed: Unknown

# of Baths per Level

Full Baths Main: Yes
Half Baths Main: Yes

Property Features

ADU Type: ADU ADU Kitchen Features: Gas Range; Refrigerator View: Hills; Valley; Woods; Mountain View Zoning: Single Family; Timber Producing Zne; Unclassified Fenced: Partial Possession: At Close of Escrow Levels: 2 Story Siding: Wood Foundation: Concrete Perimeter; Post/Piers; Slab Construction: Wood Frame Roof: Composition Shingle; Metal Insulation: Dual Pane Window Garage: Shop Driveway: Gravel Road: Private Lot Description: Hills View; Panoramic View; Valley View; Woods View Heating: Propane; Woodstove Water: Private; Spring Sewer: Private Interior Amenities: Ceiling Fan Exterior Amenities: Deck; Garden Area; Out Building; Porch; Swimming Pool Utilities: Off Grid; Propane Kitchen: Gas; Pantry; Range; Refrig Living: Deck Off; Wood Stove Laundry: Dryer; In House; Washer 2nd Floor: 2nd Bedroom; Primary Bedroom Flooring: Tile; Wood Financing Terms: Cash; Conventional; Owner Carry 1st; Private Funding

Listing Office: Madrone Realty, Inc.

Last Updated: August - 20 - 2026

Broker Attribution: madronerealtysomer@gmail.com

Based on information from the Humboldt Association of REALTORS® (alternatively, from the Humboldt MS), as of (date the AOR/MLS data was obtained on .) All data, including all measurements and calculations of area, is obtained from various sources and has not been, and will not be verified by broker for accuracy. Properties may or may not be listed by the office/agent presenting the information. Copyright 2020 (year) Humboldt Association of Realtors®. All rights reserved.