Rare opportunity to acquire the last undeveloped parcel in a gated 7 lot enclave in the sought-after Liberty School District. Located on the outskirts of West Petaluma, 21 Valen Way comprises approx. 3.48 acres with breathtaking views of the rolling hills and surrounding countryside. Extensive pre-construction work has been completed with an approx. 12 GPM well in place and an approved 5 bedroom septic plan on file with the County of Sonoma. Farrell and Faber Architects designed a custom, approx. 3,014 sq. ft single-level residence with a detached 3 car garage with a 508 sq. ft flex space above and a detached 1,018 sq. ft accessory dwelling unit (ADU) for this site. Interior design plan is available for the new owner to consider. Custom landscape plans on file as well, which provide a visual overview of the site placement of the residence and the potential for a private, gated driveway and attractive amenities including pool/spa site, extensive gardens, pathways and an orchard. Expedite your build or make the plans your own. Located within easy access of the freeway as well as both Historic Downtown Petaluma and the Sonoma Coast. Buyer encouraged to consult with the County of Sonoma.
Lot/land
$645,000
21 Valen Way, Petaluma, CA 94952
--beds
--baths
3.48Acres
Residential Acreage
Built in ----
3.48 Acres Lot
$-- Zestimate®
$--/sqft
$321/mo HOA
What's special
Last undeveloped parcel
- 82 days
- on Zillow |
- 517 |
- 42 |
Zillow last checked: 7 hours ago
Listing updated: May 05, 2025 at 10:06am
Listed by:
Robert J Rapp DRE #01944914 707-695-9542,
Compass 707-774-8600,
Nicole L Marzo DRE #01996831 707-217-1386,
Compass
Source: BAREIS,MLS#: 325006189
Originating MLS: Sonoma

Travel times
Facts & features
Property
Features
- Fencing: None
- Has view: Yes
- View description: Hills, Mountain(s), Pasture
Lot
- Size: 3.48 Acres
- Features: Corner Lot
Details
- Parcel number: 113240004000
- Zoning description: Residential
- Special conditions: Standard
Utilities & green energy
- Sewer: See Remarks
- Water: Private Well
- Utilities for property: Electricity Available, See Remarks
Community & HOA
Community
- Features: Security Gate
HOA
- Has HOA: Yes
- Services included: Other
- HOA fee: $321 monthly
- HOA name: Pepper Road Homeowners Subdivision
- HOA phone: 707-544-2005
Location
- Region: Petaluma
Financial & listing details
- Tax assessed value: $469,200
- Annual tax amount: $5,518
- Date on market: 2/17/2025
- Electric utility on property: Yes
- Road surface type: Paved
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