Sold
Last Sold Price
4 beds2,712 sqft
21504 Cold Spring Ln, Diamond Bar, CA 91765
Single FamilyProperty Type
0.33 acresLot Size
1977Year Built
$509/sq ftPrice per sq ft
3 carsParking Spaces

Description

PAID OFF Solar System with 32 Panasonic Panels. Two Tesla EV charging stations, 2025 AO Smith electric water heater, a whole-house water softener system, newer roof, and newer A/C. Enjoy beautiful mountain views by day and sparkling city lights by night from this lovely home nestled in the desirable hills of Diamond Bar, complete with a private pool perfect for relaxing or entertaining. The bright and airy layout features soaring high ceilings in the living room, abundant natural light, a desirable...PAID OFF Solar System with 32 Panasonic Panels. Two Tesla EV charging stations, 2025 AO Smith electric water heater, a whole-house water softener system, newer roof, and newer A/C. Enjoy beautiful mountain views by day and sparkling city lights by night from this lovely home nestled in the desirable hills of Diamond Bar, complete with a private pool perfect for relaxing or entertaining. The bright and airy layout features soaring high ceilings in the living room, abundant natural light, a desirable downstairs bedroom, and a spacious 3-car garage. Located within the award-winning Walnut Valley Unified School District with top-rated 10/10 schools, and just minutes from Diamond Hills Plaza featuring H Mart, popular dining, shopping, and everyday conveniences. No hoa.
  • Listed by: ALLEN SHI DRE #02045433 Brokerage DRE #02125613 • Wetrust Realty 626-202-8703
Listing closed: 09/28/2026 12:00 AM • Source: CRMLS, MLS#: WS26113219

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Location

Listing Courtesy of Wetrust Realty, ALLEN SHI, DRE #02045433

Sold By First Team Real Estate, YAMING WU, DRE #02167052

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$8,326 per month

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Principal and Interest

$7,367

Property Taxes

$959

HOA Dues

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Property Information for 21504 Cold Spring Lane

Property Details
  • MLS Type: Residential / Single Family Residence
  • View: Mountain(s), City Lights
  • Parking Spaces Total: 3
  • Private Pool: Yes
  • Cooling Type: Central Air
  • Total Units: 1.0
  • Building Type: Detached
  • Lot Size Source: Assessor
  • Living Area: 2712
  • Assessor Parcel Number: 8714-002-003
  • Property Attached YN: false
  • Common Walls: No Common Walls
  • New Construction: No
  • Stories Total: 2
  • Entry Level: 1
  • Fireplace: Yes
  • Pool: Yes
  • View: Yes
  • View: Yes
  • Association: No
  • Association Fee: $.00
  • Senior Community: No
  • Parcel Number: 8714002003
  • Area: Diamond Bar (616)
  • Elementary School: Castle Rock
  • Middle Or Junior School: South Pointe
  • High School: Diamond Bar
  • High School District: Walnut Valley Unified
  • Directions: Diamond bar blvd and cold spring lane
Building Information
  • Stories: 2
  • Year Built: 1977
  • Lot Size: 0.33 AC / 14,248 SF
Income / Expense / Tax Details
Income Details
  • Financing: Conventional
Tax / Assessment Info
  • Tax Tract Number: 32974
  • CFD/Mello-Roos Fee: $0
  • Tax Lot: 1
Community / Development
Community / Development
  • Assessments YN: Yes
  • Assessments: Special Assessments
  • Community Features: Sidewalks
Property / Structure Info
Interior Features
  • Room Type: Jack & Jill, Walk-In Closet, Primary Bedroom, Walk-In Pantry, Laundry, Foyer, Kitchen, Living Room, Main Floor Bedroom, Family Room, Primary Bathroom
  • Main Level Bathrooms: 1
  • Main Level Bedrooms: 1
  • Bedroom Features: Main Floor Bedroom, WalkInCloset
  • Laundry: Yes
  • Laundry Features: Gas Dryer Hookup, Individual Room, Washer Hookup
  • Laundry Location: Gas, Washer Hookup
  • Laundry Utilities: Gas, Washer Hookup
  • Fireplace Features: Family Room
  • Fireplace Rooms: Family Room
  • Fireplace: FP in Family Room
  • Cooling: Central Air
  • Heating Type: Central
  • Heating: Central
  • Heat Equipment: Forced Air Unit
Exterior Features
  • Entry Location: 1
  • Structure Type: House
  • View Description: City Lights
  • Pool Features: In Ground, Private
  • Pool Description: In Ground, Private
  • Pool: Below Ground, Private
  • Pool Heat: Below Ground, Private
Land/Lot Info
  • Sign on Property: Yes
  • Lot Features: Front Yard, Back Yard
  • Lease Considered: No
  • Available For Lease: No
  • Land Lease: No
  • Land Lease Type: Fee
  • Levels: Two
  • Water: Public
  • Sewer: Public Sewer
  • Sewer/Septic: Public Sewer
  • Water Source: Public
Parking Info
  • Garage Spaces: 3
  • Parking Garage Spaces: 3
  • Carport Spaces: 0
  • Attached Garage: Yes
Property / Structure Info
  • Residential Styles: Detached
  • Residential Unit Location: No Common Walls

Property History for 21504 Cold Spring Lane

DateEvent & SourcePriceAppreciation
Sep 28, 2026

Sold

CLAW #WS26113219MR

$1,380,000—
Sep 28, 2026

Sold

CRMLS #WS26113219

$1,380,000—
Sep 28, 2026

Sold

SDMLS #WS26113219

$1,380,000—
DateEvent & SourcePrice
09/28/2026

Sold

CLAW #WS26113219MR

$1,380,000
09/28/2026

Sold

CRMLS #WS26113219

$1,380,000
09/28/2026

Sold

SDMLS #WS26113219

$1,380,000

For completeness, we often displays two records for one sale: the MLS record and the public record.

Public Records for 21504 Cold Spring Lane

Taxable ValueLand$439,950Additions$461,428Total$901,378
Tax Record2025$11,512 ($959 / month)
Home Facts
Beds3Baths3Total Finished SqFt2,712 SqFtAbove Grade Finished SqFt2,712 SqFtLot Size14,274 SqFtStyleSingle Family ResidenceYear Built1977Year Renovated1977ZoningLCR19000*CountyLOS ANGELESAPN8714-002-003

Schools near 21504 Cold Spring Lane

This home is within Walnut Valley Unified School District.
Rating
School
Type
Grades
Distance
Public - K to 5
Public - 6 to 8
Public - 9 to 12
Public - 9 to 12
Rating
School
Distance
Castle Rock Elementary School
PublicK to 5

South Pointe Middle School
Public6 to 8

Diamond Bar High School
Public9 to 12

School ratings and boundaries are provided by GreatSchools.org and Pitney Bowes. This information should only be used as a reference. Proximity or boundaries shown here are not a guarantee of enrollment. Please reach out to schools directly to verify all information and enrollment eligibility.

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No guarantee, warranty or representation of any kind is made regarding the completeness or accuracy of any information, descriptions or measurements (including square footage measurements and property condition), such should be independently verified through appropriate means, including, but not limited to, in person inspection and public records, and Compass International Holdings, its subsidiaries, affiliates and independently owned and operated franchisees, and their affiliated agents and associated third parties expressly disclaim any liability in connection therewith. Photos may be virtually staged or digitally enhanced and may not reflect actual property conditions. Offers of compensation are subject to change at the seller's discretion. No financial or legal advice provided. Equal Housing Opportunity.

Listing Courtesy of Wetrust Realty, ALLEN SHI, DRE #02045433

Based on information from one of the following Multiple Listing Services: CRMLS, CLAW, I-Tech, ROWMLS, GPSMLS, SDMLS, VCRDS/PFAR, Idyllwild Association of Realtors, Ojai Valley Board of REALTORS and/or AVMLS. Information being provided is for the visitor’s personal, noncommercial use and may not be used for any purpose other than to identify prospective properties visitor may be interested in purchasing. The data contained herein is copyrighted by CRMLS, CLAW, I-Tech, ROWMLS, GPSMLS, SDMLS, VCRDS/PFAR, Idyllwild Association of Realtors, Ojai Valley Board of REALTORS and/or AVMLS is protected by all applicable copyright laws. Any dissemination of this information is in violation of copyright laws and is strictly prohibited. Property information referenced on this web site comes from the Internet Data Exchange (IDX) program of the MLS. This web site may reference real estate listing(s) held by a brokerage firm other than the broker and/or agent who owns this web site. For the avoidance of doubt, the accuracy of all information, regardless of source, is deemed reliable but not guaranteed and should be personally verified through personal inspection by and/or with the appropriate professionals.