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$2,525,000

  • For Sale
  • Active
  • Single Family
  • 6 Beds
  • 6 Full Baths
  • 6,190 Sq. Ft.
  • 4 Car Garage
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With a rare blend of old-world charm and modern amenities, this hacienda style estate brims with history, grace, attention to the details for fine living, entertainment and enjoyment of the land. The main house showcases classic hacienda elements plus a generous guest house provides a comfortable stay for visitors. Nestled on over 6 lush acres, everything was designed for unforgettable gatherings. The expansive entertainment pavilion features party rooms, a kitchen, bathroom and bar. Host lively events on the dance floor, dine under ambient lighting, or enjoy live performances on the built-in stage. Stroll through your own flourishing grove of delicious Valencia oranges and passion fruit irrigated by your private well. Tend to your horses or farm animals at the nearby corrals. Grab a game at your private sport court and a swim afterwards in the refreshing sparkling pool. Eco-conscious solar panels are owned. Find dedicated parking and hookups for your RV next to a custom deck. The private gated entrance and beautiful tree lined driveway is timeless and impressive. Whether looking for a private oasis or a family compound, hobby farm or expand your crop, tend to a horse or buy another, this stunning property has it all.

Full Property Details for 11550 Old Castle

General

  • Price: $2,525,000
  • Status: Active
  • Type: Single Family
  • Source: MRMLS
  • MLS ID: ND25240673
  • Updated: 12/26/2025
  • Days on Market: 92 days
  • Added to Site: 92 day(s) ago

Interior

  • Rooms/Areas: See Remarks
  • Interior Features: Balcony, Bar, Beamed Ceilings, Block Walls, Built-in Features, Cathedral Ceiling(s), Ceiling Fan(s), Granite Counters, High Ceilings, Recessed Lighting, Stone Counters, Storage, Wood Product Walls
  • Fireplace: Yes
  • Fireplace(s): Family Room, Guesthouse, Primary Bedroom, See Remarks
  • Eating Areas: Breakfast Nook, Dining Room, See Remarks
  • Appliances: Dishwasher, Double Oven, Electric Oven, Electric Range, Electric Cooktop, Electric Water Heater, Disposal, Microwave, Refrigerator, Water Heater
  • Flooring: See Remarks

Rooms

Bathrooms

  • Total Bathrooms: 6
  • Full Bathrooms: 6

Bedrooms

  • Total Bedrooms: 6

Other Rooms

  • Laundry: In Closet, In Garage, Individual Room, See Remarks

Additional Information

  • Pool: Yes
  • Pool Description: Private, Fenced, In-Ground
  • Spa Description: None

Exterior

  • Deck/Patio: Deck, Patio, See Remarks, Tile, Wraparound

Parking

  • Garage: Yes
  • Garage Spaces: 4
  • Parking: Circular Driveway, Driveway, Gravel, Electric Vehicle Charging Station(s), Garage, Gated, RV Access/Parking, RV Hookups

Location

  • County: San Diego
  • Subdivision: Valley Center
  • Driving Directions: Old Castle Rd west of Lilac Rd

School Information

  • School District: Valley Center - Pauma

Community

  • Community Features: Rural

Heating & Cooling

  • Cooling Type: Central Air, Electric, See Remarks
  • Heating Type: Central, Electric, Fireplace(s), Solar

Utilities

  • Sewer: Conventional Septic
  • Water: Agricultural Well, Public

Structural Information

  • Architectural Style: Spanish
  • Structure Type: Single Family Residence
  • Construction: Block, Other, Stucco, Wood Siding
  • Foundation: See Remarks
  • Roof: Spanish Tile
  • Common Walls: No Common Walls
  • Windows: Screens, Skylight(s), Stained Glass, Wood Frames
  • Doors: Double-Door Entry, Sliding Doors
  • Disability Access: See Remarks
  • Entry Location: 1
  • Stories/Levels: Two
  • Stories Description: Two
  • Square Feet: 6,190
  • Sq. Ft. Source: Assessor
  • Year Built: 1970
  • Year Built Source: Assessor
  • Property Condition: Turnkey

Additional Structures

  • Other Structures: Guest House Detached, Private Tennis Court

Lot Features

  • Property View: Orchard, Pool, See Remarks
  • Lot Size (Acres): 6.13
  • Lot Size (Sq. Ft.): 267,022.8
  • Lot Size Source: Assessor
  • Irrigation System: Sprinkler System
  • Lot Description: Agricultural, Horse Property, Landscaped, Level with Street, Lot Over 40000 Sqft, Sprinkler System
  • Fencing (Description): Excellent Condition, Split Rail, Wood

Green Features

  • Energy Generation: Solar

Financial Considerations

  • Price Per Sq. Ft.: $407.92

Disclosures and Reports

  • Special Conditions: Standard

Listed by Willis Allen Real Estate, Kristine Gelbart

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Listing agent

— 11550 Old Castle —

  • Kristine Gelbart

    Willis Allen Real Estate

858-395-0761

Get Pre-Approved Today

Be ready to buy your new home!

with our affiliated lender
NMLS#: 1598647

Get Pre-Approved

Be ready to buy your new home!

with our affiliated lender
NMLS#: 1598647

Get Pre-Approved

Schools serving 11550 Old Castle

School District:Valley Center-Pauma Unified School District
NameGradesDistance
Lilac School
30109 Lilac Road, Valley Center, CA 92082
K-60.7 mi
Valley Center Middle School
28102 North Lake Wohlford Road, Valley Center, CA 92082
6-86.4 mi
Valley Center High
31322 Cole Grade Road, Valley Center, CA 92082
9-123.7 mi
Disclaimer: School attendance boundaries provided by Pitney Bowes and are for reference only. Contact the school directly to verify enrollment eligibility.

Price & Sales History for 11550 Old Castle Get Price Alerts and Save Property

Date
Details
Price
Change
Source
10/17/2025
Listed
$2,525,000
24.69%
MLS
2/08/2021
Sold
$2,025,000
—
Public Record
Get Price Alerts and Save Property
Disclaimer: Historical sales information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.

Tax History for 11550 Old Castle

Year
Property Taxes
Change
Tax Assessment
Change
2025
$19,144
4%
$1,731,889
4%
2023
$18,323
2%
$1,664,640
2%
2022
$18,022
131%
$1,632,000
142%
2021
$7,794
1%
$675,070
1%
2020
$7,715
—
$668,149
2%
2019
$7,745
3%
$655,049
2%
2018
$7,538
2%
$642,206
2%
2017
$7,379
—
$629,615
2%
2016
$7,378
-18%
$617,271
-19%
2015
$9,049
2%
$758,209
2%
2014
$8,837
83%
$743,358
91%
2013
$4,828
—
$389,926
—
View All
Disclaimer: Historical tax information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.

Estimate the Cost for 11550 Old Castle

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*These costs are estimates, and the interest rates assume exceptional credit standing.

Be ready to buy your new home!

with our affiliated lender
NMLS#: 1598647

Get Pre-Approved

Listed by Willis Allen Real Estate, Kristine Gelbart

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11550 Old Castle, Valley Center, CA 92082 (MLS# ND25240673) is a Single Family property with 6 bedrooms and 6 full bathrooms. 11550 Old Castle is currently listed for $2,525,000 and was received on October 17, 2025. Want to learn more about 11550 Old Castle? Do you have questions about finding other Single Family real estate for sale in Valley Center? You can browse all Valley Center real estate or contact a Coldwell Banker agent to request more information.

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