1100 Oak Grove Avenue, San Marino, CA 91108

Local realty services provided by:Better Homes and Gardens Real Estate Reliance Partners
1100 Oak Grove Avenue,San Marino, CA 91108
$22,500,000
  • 5 Beds
  • 8 Baths
  • 13,706 sq. ft.
  • Single family
  • Pending
Listed by:brent chang
Office:compass
MLS#:CRP1-17560
Source:CAMAXMLS

Price summary

  • Price:$22,500,000
  • Price per sq. ft.:$1,641.62

About this home

John L Severance Estate/John A McCone House, features 9BR/15BA spread over 3 structures: The John A McCone House, by Eggers & Wilkman, 1957; the original staff quarters above the main 4-car garage, by Johnson, Kaufmann & Coate, cir 1921; & the 2BR/3BA pool house, conceived by the same architects; & later expanded. The 3 structures are thoughtfully sited on the gated 5.5ac estate & are connected by formal gardens, specimen Engelmann Oaks, lighted pathways, 50' pool & original aquatic park w/multiple streams, waterfalls & 'tidal pools' that meander through NE acres of the property. Designed by renowned landscape architect Paul Thiene & featured in the 1931 publication, California Gardens, the Severance Aquatic Park, has miraculously continued in existence for nearly 100 years. After philanthropist & Standard Oil magnate, John Severance, the estate passed to John McCone, a year before he was to Chair the US Atomic Energy Commission under Pres Dwight D Eisenhower & was later appointed

Contact an agent

contact an agent

Yes, I would like more information from BHGRE®. Please use and/or share my information with an BHGRE affiliated agent to contact me about my real estate needs. By clicking Send message, I agree an BHGRE affiliated agent may contact me by phone or text message including by automated means about real estate services, and that I can access real estate services without providing my phone number. I acknowledge that I have read and agree to theTerms of useandPrivacy notice

Home facts

  • Year built:1957
  • Listing Id #:CRP1-17560
  • Added:467 day(s) ago
  • Updated:August 18, 2025 at 07:47 PM

Rooms and interior

  • Bedrooms:5
  • Total bathrooms:8
  • Full bathrooms:8
  • Living area:13,706 sq. ft.

Heating and cooling

  • Cooling:Ceiling Fan(s), Heat Pump
  • Heating:Central

Structure and exterior

  • Year built:1957
  • Building area:13,706 sq. ft.
  • Lot area:5.44 Acres

Utilities

  • Water:Storage Tank

Finances and disclosures

  • Price:$22,500,000
  • Price per sq. ft.:$1,641.62
MLS LogoBay East 2025. CCAR 2025 bridgeMLS 2025. Information Deemed Reliable But Not Guaranteed. This information is being provided by the Bay East MLS, or CCAR MLS, or bridgeMLS. The listings presented here may or may not be listed by the Broker/Agent operating this website. This information is intended for the personal use of consumers and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Data last updated at August 18, 2025