23615 Long Valley Rd, Hidden Hills, CA

8 bd · 10 ba · 12,780 sqft Single Family listed at $18,898,000, built in 2025.

About this home

Behind the gates of Hidden Hills, where privacy meets prestige, this exceptional modern farmhouse offers a rare blend of warmth, scale, and thoughtful design. Created for elevated living and effortless entertaining, the residence spans approximately 12,780 sq.ft. of interior space and over 15,000 sq.ft. in total, including the garage and covered patios. A circular driveway sets the tone, leading to a grand foyer that opens into sun-drenched living spaces. The home features an inviting family room with striking glass wine displays, a sophisticated dining area with a built-in cocktail bar, and a chef's kitchen designed to impress, complete with dual islands, a fully equipped prep kitchen, and an expansive walk-in pantry. The main level also includes a private office with a glass-enclosed car gallery and a well-appointed guest suite. Designed for both wellness and leisure, the lower level offers a full gym with steam shower and sauna, sliding glass doors opening to a serene patio, a private theater, a bar with counter seating, a spacious lounge with a large-screen TV, an additional guest or staff suite, and a secure safe room. Upstairs, the primary suite serves as a private retreat with its own balcony, dual walk-in closets, and a spa-inspired bath. Four additional en-suite bedrooms and a dedicated laundry room complete the upper level. Outdoors, the estate transforms into a resort-style sanctuary featuring a large pool and spa, outdoor dining and BBQ pavilion, expansive lawns, and mature landscaping. A detached one-bedroom, one-bathroom ADU adds flexibility for guests or extended living. A six-car garage, along with additional on-site parking, completes this extraordinary offering. An exceptional opportunity also exists to acquire the adjacent vacant lot at the rear (23621 Long Valley Rd)for an additional $3.6M. This parcel offers endless potential, whether to expand parking, create a car gallery, accommodate equestrian use, or develop a guest house or additional residence with RTI approved plans available with purchase.

What it's like to live here

Property details

Price: $18,898,000
Bedrooms: 8
Bathrooms: 10
Interior: 12,780 sqft
Price / sqft: $1479
Year built: 2025
Lot size: 1.07 acres
Type: Single Family
Days on market: 120
Est. property tax: $141,735/yr · $11,811/mo · 0.75% CA avg
Last sold: $3,400,000 · May 2021

Estimated monthly payment

Down payment20% ($3,779,600)

Interest rate6.75%

Principal & Interest$98,058

Property Tax$17,323

Insurance$150

Total$115,531/mo

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Location

This home is located in Hidden Hills, CA, in the Conejo Valley area. Browse more Hidden Hills listings on the Hidden Hills market page or explore the full Hidden Hills market report.