Listed: 3600 Paradise Valley, National City, CA 91950. 5-bedroom 4.5-bath, 1930 National City $4,485,000 begin new search
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Overview

The Collins-Wellington Estate | Spanish-Revival Masterpiece on 8 Private Acres – Mills Act Designated Step into timeless grandeur at the Collins-Wellington Estate, a one-of-a-kind Spanish-Revival castle nestled atop 8 secluded acres in the heart of San Diego. This historic 1928 architectural marvel was envisioned by H.A. Collins and later cherished by the prestigious Wellington family—famed for hosting soirées attended by Southern California’s elite. A gated, tree-lined drive welcomes you with a quarter-mile of privacy and anticipation, leading to a majestic 5,766 sq ft residence rich in heritage and soul. Listed on the Historic Register and benefitting from significant tax savings under the Mills Act, this estate is truly a legacy property. Inside, every corner tells a story—original peg-and-bowtie curly oak floors, hand-painted ceiling designs, inlaid onyx flooring, and soaring 18-foot cathedral ceilings blend seamlessly with the intricate wrought iron and arched motifs that define authentic Spanish architecture. Enter through a regal double-height stone foyer with gilded detailing and a stunning wrought-iron staircase lined with hand-painted Spanish tiles. The 35’ x 25’ grand ballroom—once alive with the sounds of live musicians serenading from the balcony above—is a crown jewel of old-world glamour. The estate offers four expansive bedrooms, each with en-suite baths and space for additional sitting areas or home offices. A charming upstairs loft overlooks the ballroom and can function beautifully as a study or fifth bedroom. Highlights Include: - Iconic 1928 Spanish-Revival architecture - 8 acres of gated, private land - 5,766 sq ft of luxurious living space - Grand ballroom with cathedral ceiling & balcony - Historic designation with Mills Act tax benefits - Curly oak floors, inlaid onyx, artisan tilework, and hand-painted ceilings - Architectural details rarely found in modern construction - Ideal for entertainers, history lovers, or legacy homeowners Rarely does such a majestic estate become available. Whether you're seeking a luxurious private retreat, a showstopping entertainer’s dream, or a historical masterpiece to steward into the future—The Collins-Wellington Estate is a once-in-a-lifetime offering. Arrange your private tour of this extraordinary castle in San Diego.

Address 3600 Paradise Valley

National City, CA 91950
Listing Status Active
Asking Price $4,485,000
Original Listing $4,485,000 @ 2025-07-11
Ownership
Age Restriction 0
Property Type
Mello-Roos Fee None Listed
HOA Fee $0
HOA Features Curbs
Rooms
See Remarks
Square Footage Not Disclosed
Bedrooms 5
Full Bathrooms 4
Half Baths 1
Location
Directions Cross Street: 8th St.
Market Area 91950 - National City
School District Not Listed
Public Records
County San Diego
Assessor Parcel# 6690622300
Zoning SPECIAL AND/OR MISC
Geographic Areas

Community College District: Southwestern CC

Zip Code: 91950

Highway Locator

East of I-5

South of I-8

East of I-805

South of SR-52

Ocean Distance 8.8 miles
Features
Year Built 1930 (source: Assessor)
Laundry Location Individual Room
Elevator Not Listed
Cooling Central Air
Heating
Fireplaces Wood Burning (1)
Appliances No
Assessments Yes
Association No
Attached Garage No
Common Walls No Common Walls
Cooling Yes
Entry Location 1
Heating No
High School District Sweetwater Union
Land Lease No
Laundry Yes
Levels Two
Living Area Source Assessor
Lot Features 0-1 Unit/Acre
Lot Size Source Assessor
Lot Size Units Square Feet
Main Level Bathrooms 1
Main Level Bedrooms 0
Parking No
Pool Private No
Property Attached No
Sprinklers No
Tax Model
View Yes
Monthly Payment Calculator
Listing Source
Platform CRMLS
AOR Pacific Southwest
MLS Number PTP2505278
Courtesy of Coldwell Banker West
Listing Agent Zepe Ybarra
zepe@zepetherealtor.com
Exterior
Style Single Family Residence
Material Not Listed
Lot Size ~ 008 sf
Fencing Not Listed
Topography Not Listed
Entry Steps 1
Swimming Pool None
Exclusive Yard 0
Parking
Total Spaces: 10.00
Garage Spaces: 0.00
Non-Garage Spaces: 0 - 10.00
View See Remarks