800 Coldstream Ct, Diamond Bar, CA 91765
FOR SALE
0.29 ACRES
Listed by Adrian Zang, Real Broker, (909) 403-6143

800 Coldstream Ct
Diamond Bar, CA 91765

  • 4 Beds
  • 3 Baths
  • 2,522 sqft (on 0.29 acres)

$1,490,000

Est. Mortgage $9,090/mo*
Get Pre-Qualified

$1,490,000

Est. Mortgage $9,090/mo*
Get Pre-Qualified
4 Beds
3 Baths
2,522 sqft
(on 0.29 acres)
We estimate this home will sell faster than 97% nearby.

Local Information

Map showing home location
© Google
-- mins to
Commute Destination

Description

Nestled in a peaceful cul-de-sac in the highly sought-after community of Diamond Bar, this beautifully renovated residence offers the perfect blend of comfort, style, and functionality. Featuring 4 spacious bedrooms plus a versatile loft, this home provides exceptional flexibility for modern living — ideal as a home office, media room, kids’ play area, or potential 5th bedroom.

Extensively updated in 2023, the interior showcases contemporary finishes, upgraded flooring, stylish lighting, and a bright open-concept layout designed for both everyday living and entertaining. The spacious living and dining areas flow seamlessly into the beautifully updated kitchen, creating a warm and inviting atmosphere filled with natural light.

Step outside to your private backyard retreat situated on a generously sized lot, complete with a sparkling pool & spa perfect for enjoying Southern California living year-round. The expansive outdoor space offers endless possibilities for entertaining, relaxing, gardening, or exploring potential ADU opportunities (buyer to independently verify with city).

Conveniently located near top-rated schools, parks, shopping centers, dining, and major freeways, this property combines tranquility with accessibility. Whether you're looking for a comfortable family home, an entertainer’s dream, or an investment with future upside, this exceptional Diamond Bar property delivers outstanding value and lifestyle.

All information is deemed reliable but not guaranteed. Buyers are advised to independently verify all property details, permits, square footage, zoning, and potential uses to their satisfaction
We estimate this home will sell faster than 97% nearby.

Home Highlights

Parking
3 Car Garage
Outdoor
Pool
A/C
Heating & Cooling
HOA
None
Price/Sqft
$591
Listed
13 days ago

Home Details for 800 Coldstream Ct

Interior Features

Interior Details
Number of Rooms: 6Types of Rooms: Master Bedroom, Bedroom, Dining Room, Foyer, Kitchen, OtherWet Bar
Beds & Baths
Number of Bedrooms: 4Main Level Bedrooms: 1Number of Bathrooms: 3Number of Bathrooms (full): 3Number of Bathrooms (main level): 1
Dimensions and Layout
Living Area: 2522 Square Feet
Appliances & Utilities
Appliances: Dishwasher, Gas Cooktop, Microwave, Refrigerator, Range HoodDishwasherLaundry: InsideMicrowaveRefrigerator
Heating & Cooling
Heating: CentralHas CoolingAir Conditioning: Central AirHas HeatingHeating Fuel: Central
Fireplace & Spa
Spa: In GroundHas a FireplaceHas a Spa
Windows, Doors, Floors & Walls
Common Walls: No Common Walls
Levels, Entrance, & Accessibility
Stories: 2Number of Stories: 2Levels: TwoEntry Location: front
View
Has a ViewView: Canyon, Hills, Panoramic, Pool

Exterior Features

Exterior Home Features
Roof: Spanish TilePatio / Porch: CoveredFencing: Wrought IronExterior: Fire PitHas a Private Pool
Parking & Garage
Number of Garage Spaces: 3Number of Covered Spaces: 3Has a GarageHas an Attached GarageParking Spaces: 3Parking: Concrete,Direct Access,Garage,Garage Door Opener
Pool
Pool: In Ground, PrivatePool
Frontage
Not on Waterfront
Water & Sewer
Sewer: Public Sewer
Surface & Elevation
Elevation Units: Feet

Days on Market

Cumulative Days on Market: 9Days on Market: 13

Property Information

Year Built
Year Built: 1988
Property Type / Style
Property Type: ResidentialProperty Subtype: Single Family ResidenceStructure Type: HouseArchitecture: House
Building
Construction Materials: StuccoNot a New ConstructionNot Attached PropertyNo Additional Parcels
Property Information
Parcel Number: 8701044035

Price & Status

Price
List Price: $1,490,000Price Per Sqft: $591
Status Change & Dates
Possession Timing: Close Of Escrow

Active Status

MLS Status: Active

Location

Direction & Address
City: Diamond Bar
School Information
High School District: Pomona Unified

Agent Information

Listing Agent
Listing ID: TR26091136

Community

Community Features: Hiking, ParkNot Senior Community

HOA

Association for this Listing: California Regional MLSHOA Fee: No HOA Fee

Lot Information

Lot Area: 0.29 acres

Listing Info

Special Conditions: Standard

Offer

Listing Terms: Cash, Cash to New Loan, 1031 Exchange

Miscellaneous

Mls Number: TR26091136Living Area Range Units: Square FeetAttribution Contact: 6263663908Activation Date: Fri May 08 2026Common Interest: NoneStart Showing Date: Fri May 08 2026Universal Property Id: US-06037-N-8701044035-R-N

Additional Information

HikingParkSource Internet Entire Listing Display
Last check for updates: about 3 hours ago
Listing Provided by: Adrian Zang DRE #02245098, (626) 366-3908
Real Broker
Originating MLS: California Regional MLS
Source: CRMLS, MLS#TR26091136
Also Listed on CRMLS.

Price History for 800 Coldstream Ct

DatePriceEventSource
05/08/2026$1,490,000Listed For SaleCRMLS #TR26091136
04/21/2026$8,900ListingRemovedZillow Rentals
09/17/2024$8,900Listed For RentZillow Rentals
01/06/2016$1,078,000Sold
N/A
09/13/2014$1,268,000ListingRemovedAgent Provided
07/14/2014$1,268,000Listed For SaleAgent Provided
01/03/2003$508,500Sold
N/A

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Property Tax and Assessment

Year2025
Tax$17,549
Assessment$1,276,128
Home facts updated by county records

Comparable Sales for 800 Coldstream Ct

Address
Distance
Property Type
Sold Price
Sold Date
Bed
Bath
Sqft
981 Silvertip Dr, Diamond Bar, CA
0.27
Single-Family Home
$1,242,000
01/09/26
4
3
2,933
932 Wynnewood Dr, Diamond Bar, CA
0.27
Single-Family Home
$1,335,000
03/05/26
4
3
2,155
824 Leyland Dr, Diamond Bar, CA
0.26
Single-Family Home
$1,319,000
12/17/25
4
3
2,522
24301 Sunnycrest Ct, Diamond Bar, CA
0.29
Single-Family Home
$1,400,000
05/11/26
4
4.5
3,071
1049 Longview Dr, Diamond Bar, CA
0.43
Single-Family Home
$1,320,000
10/29/25
4
3
2,137
1025 Marc Ct, Diamond Bar, CA
0.38
Single-Family Home
$1,300,000
09/05/25
4
3
1,874
1116 Hedgewood Pl, Diamond Bar, CA
0.50
Single-Family Home
$1,465,000
01/27/26
4
3
2,137
752 Newbury Way, Diamond Bar, CA
0.45
Single-Family Home
$1,424,999
03/20/26
4
3
2,933
715 Pantera Dr, Diamond Bar, CA
0.43
Single-Family Home
$1,350,000
12/24/25
4
2.5
2,647

Nearby homes

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Assigned Schools

These are the assigned schools for 800 Coldstream Ct.
View nearby schools on GreatSchools
The GreatSchools Rating compares schools on a variety of school quality indicators including test scores, college readiness, equity and more. Learn more.

What Locals Say about Diamond Bar

At least 312 Trulia users voted on each feature.

  • 89 % Say it's dog friendly

  • 88 % Say there are sidewalks

  • 85 % Say car is needed

  • 81 % Say streets are well-lit

  • 78 % Say parking is easy

  • 77 % Say yards are well-kept

  • 74 % Say it's quiet

  • 66 % Say there's holiday spirit

  • 65 % Say people would walk alone at night

  • 64 % Say there's wildlife

  • 60 % Say they plan to stay for at least 5 years

  • 50 % Say kids play outside

  • 48 % Say it's walkable to grocery stores

  • 47 % Say neighbors are friendly

  • 45 % Say it's walkable to restaurants

  • 25 % Say there are community events

Sourced by Trulia users. Learn more about our methodology.
  • 4szj5yrwps
    "Diamond Bar, California, is a distinctive suburban community in eastern Los Angeles County, offering a unique blend of natural beauty, cultural diversity, and modern amenities. The city is characterized by its rolling hills, scenic landscapes, and well-maintained parks, providing residents with ample opportunities for outdoor recreation. Notable parks include Sycamore Canyon Park and Summitridge Park, both offering hiking trails with picturesque views of the San Gabriel Mountains.  The community’s cultural diversity is reflected in its vibrant culinary scene, featuring a wide array of international cuisines. Events such as the annual Family Festival showcase this diversity through live music, carnival games, and food vendors, fostering a strong sense of community among residents.  Education is a cornerstone of Diamond Bar the unique combination of natural beauty, cultural richness, educational excellence, and forward-thinking initiatives make it a standout community within the greater Los Angeles area."
    0
    Flag
  • Linda Correa
    "School district, bad traffic, no food variety, city does not help girls softball, no entertaining, safe neighborhood."
    0
    Flag
  • hubby pie
    "Safe and quiet. Many families live here and school district is top notch if you are in Walnut Valley Unified School District. That covers about half of Diamond Bar. The other district is good but not as good as Walnut."
    0
    Flag
  • Trulia User
    "Plenty of dog owners in the neighborhood. Everyone is polite to pick up their dogs poop as well as training friendly dogs."
    0
    Flag
  • hubby pie
    "Diamond Bar is a great city with plenty of parks, quiet neighborhoods and excellent shopping and dining. Schools are top notch."
    0
    Flag
  • hubby pie
    "Diamond Bar is a safe and friendly community. People care about the community and are proud of this community."
    2
    Flag
  • hubby pie
    "easy commute with two freeways passing through the community so access to LA, OC, and IE are as easy as it gets."
    0
    Flag
  • Madelynnpf
    "I lived in this neighborhood for almost 30 years and can’t imagine living anywhere else. It’s quiet and a great place to rise a family."
    1
    Flag
  • Alexis T.
    "Dogs are welcome in this neighborhood. Everyone cleans up after themselves, keeping the neighborhood tidy. The only thing I can think of is that there are sometimes mountain lions and hawks present which is dangerous for small dogs"
    12
    Flag
  • Romoguadalupe
    "there are many wonderful hiking trails in the area with beautiful views. If you love nature, you'll love DB. "
    1
    Flag
  • Deanna L. R.
    "The yearly Firework show in the park is always nice. The Diamond Bar birthday celebration is a lot of fun as well. "
    0
    Flag
  • Hemming L. A.
    "I’ve lived in this neighborhood for 40 years and it’s a great place to live. Lots of hiking trails and 30 minutes to downtown or the beach."
    0
    Flag
  • Nicholesaralegui
    "I like this place very family and friendly. kids have greats activity here in city. we live this place"
    0
    Flag
  • Lauren B.
    "Commute is not too bad. I drive my own vehicle. It only gets congested on Diamond Bar Blvd or Grand Ave but otherwise driving in Diamond Bar is pleasant "
    0
    Flag
  • Raymond W.
    "Diamond Bar is the safest city I’ve ever lived in. Also, it has many schools and parks! Very family oriented. "
    3
    Flag
  • Oryaan53
    "my family has lived in this neighborhood for 10plus years and its always been a nice quiet , safe and friendly place to live "
    1
    Flag
  • Shengbinmi
    "Some of them allow dogs to walk around by themselves in front of their houses, but the dogs are actually very friendly."
    0
    Flag
  • Trulia User
    "Lots of open space and parks. Lots of sidewalks with trees. There are pet friendly parks and houses. "
    1
    Flag
  • Evelyn G. D. L. C.
    "A lot of cars speed down Pathfinder, otherwise its a very safe neighborhood. The schools are good. Neighbors are friendly. "
    0
    Flag
  • Nicholesaralegui
    "we have amazing neighbors and love the community. the city offers a lot of family activities for everyone."
    0
    Flag
  • Vickiwj
    "Festival, movie night, fireworks, recreational activities, library events, many scenic trails, dog parks, "
    0
    Flag
  • Nicholesaralegui
    "the city is wonderful for family activities. we love this city and all it has to offer. its a great place to raise a family."
    0
    Flag
  • Hemming L. A.
    "I’ve lived here for 40 years. Plenty of hiking trails, 30 minutes from LA, 40 min from the beach. Good area."
    1
    Flag
  • Allyawsome01
    "Good transportation not too much traffic nice people nice area beautiful place to raise a family. Amazing schools"
    0
    Flag
  • Christine B.
    "My neighborhood is clean and has very respectable and friendly residents. I feel very safe living here."
    0
    Flag
  • Ashley S.
    "Driving is the main means of transportation. There is a metro station as well as bus stops. However, most people drive."
    0
    Flag
  • Wlcastellanos
    "Lots of places to walk your dog...plenty of parks. A few people do not pick up after their dogs but most do and care for the neighborhood."
    0
    Flag
  • Nathan Q.
    "We have young whipper snappers race their cars up and down the street at all hours of the night. As a community we all take turns calling the sheriffs department on them. "
    1
    Flag
  • Steveji1019
    "Neighborhood with quite a lot of Asian cultures. Schools are some of the best around. Middle class to upper middle class families. "
    0
    Flag
  • Tahir P.
    "I work in Diamond Bar, my job is less than 3 miles from my house, but still my commute is 15 minutes at times on a good day (no red lights) 7 mins is as fast as I can get to work which is awesome. Lots of cars on main roads (Grand and Diamond Bar) every morning. People going to schools /work. "
    1
    Flag
  • Joel P.
    "Diamond bar is perfectly located at the intersection of 3 major freeways. 57 ,60, and 10. and very close to the 210. I use all of these in my commute making Diamond bar ideal for my line of work. "
    1
    Flag
  • Christine
    "Summer movie nights, Fourth of July celebrations, avid long-time spirited Halloween, farmer’s markets. "
    0
    Flag
  • Ethan Y
    "Yes, they would like living in my area. There are many people walking their dogs in my community. But I don’t like dog barking"
    0
    Flag
  • Kenny O.
    "Quiet area, but be careful of home invasion robbers. Always closed garage doors, and entry points of your home."
    0
    Flag
  • Polly Anderson
    "There are frequent car crashes and dangerous drivers running red lights and just causing close calls."
    0
    Flag
  • Su S.
    "This is a Good place. Good high school near by. Neighborhood are friendly. I really love this community. Pet friendly. Easy to go freeway. "
    0
    Flag
  • Andy M
    "Not much. Just a bedroom community. But I like it the way it is. There have been little.changes in the past ten years other than two small new developments. "
    0
    Flag
  • Tahir P.
    "Cut down to 7 mins as opposed to 45-60 mins one way , the mornings can be a little annoying with the 2 minute signals on main roads"
    0
    Flag

LGBTQ Local Legal Protections

Adrian Zang, Real Broker
Agent Phone: (626) 366-3908
The multiple listing data appearing on this website, or contained in reports produced therefrom, is owned and copyrighted by California Regional Multiple Listing Service, Inc. ("CRMLS") and is protected by all applicable copyright laws. Information provided is for viewer's personal, non-commercial use and may not be used for any purpose other than to identify prospective properties the viewer may be interested in purchasing. All listing data, including but not limited to square footage and lot size is believed to be accurate, but the listing Agent, listing Broker and CRMLS and its affiliates do not warrant or guarantee such accuracy. The viewer should independently verify the listed data prior to making any decisions based on such information by personal inspection and/or contacting a real estate professional.
Based on information from California Regional Multiple Listing Service, Inc. as of 2026-02-09 09:51:42 PST and /or other sources. All data, including all measurements and calculations of area, is obtained from various sources and has not been, and will not be, verified by broker or MLS. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information
800 Coldstream Ct, Diamond Bar, CA 91765 is a 4 bedroom, 3 bathroom, 2,522 sqft single-family home built in 1988. This property is currently available for sale and was listed by CRMLS on Apr 28, 2026. The MLS # for this home is MLS# TR26091136.