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21930 SE 311th Court Black Diamond, WA $ 1,850,000
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$ 1,850,000 Get more info
21930 SE 311th Court
$ 1,850,000
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Open House 7/11 11am - 2pm
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21930 SE 311th Court

Black Diamond, WA, 98010
$ 1,850,000
Bedrooms4 Baths4.1 Sq 5,626

Monthly Estimate*

$ 11,681

Listed by Icon Group
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Single Family Home for sale in Black Diamond, WA

for $1,850,000 with 4 bedrooms and 4 full baths, 1 half bath. This 5,626 square foot home was built in 2008 on a lot size of 1.3647.

Welcome to The Reserve at Lake Sawyer—an exceptional gated estate where privacy, luxury, and versatility come together on 1.36 secluded acres. This exceptional 5,626 sq. ft. custom basement rambler offers the perfect balance of luxury, everyday comfort, and flexible living spaces designed for today's lifestyle. A standout feature is the fully self-contained, ±775 sq. ft. ADU with its own private entrance—ideal for multigenerational living or long-term guests. Designed for exceptional indoor-outdoor living, the backyard creates a private resort experience featuring a covered outdoor kitchen complete with a premium built-in gas grill and built-in pizza oven, creating the perfect setting for year-round entertaining. Relax and recharge in the swim spa and hot tub, then unwind with your favorite vintage in the home's private wine cellar. Whether hosting unforgettable gatherings or enjoying quiet evenings surrounded by nature, this remarkable estate offers a lifestyle that is as luxurious as it is inviting.

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Open House

7/11/2026 11:00 AM - 2:00 PM
7/12/2026 1:00 PM - 3:00 PM
21930 SE 311th Court Black Diamond, WA
* Some states or local ordinances may prohibit Open Houses at this time, please confirm with your Weichert agent or local rep to confirm
Single Family Active

Price

$ 1,850,000

Bedrooms

4

Full Bath

4

Half Bath

1

Property Type

Single Family

Taxes

$ 16,062

Style

Craftsman

Lot Size

1.3647

Year Built

2008

Town/City

Black Diamond

County/Region

King

MLS | Web ID

2548427
Features
General
Living Area 5626
Sewer Septic Tank
Heating Forced Air
Cooling Central Air Forced Air
Possession Closing
Roof Composition
Appliances Dishwasher Disposal Dryer Microwave Refrigerator Stove(s)/Range(s) Tankless Water Heater Trash Compactor Washer
HOA Fee 108
Association Fee Includes Common Area Maintenance Road Maintenance
Architectural Style Craftsman
Security Features Partially Fenced Security Gate Security System
Year Built 2008
Levels One
Property Subtype Single Family Residence
Tax Year 2025
Community Features CCRs Gated
Building Name The Reserve at Lake Sawyer
Assoc Fee Paid Per Monthly
County King
New Construction N
Property Type Residential
HOA Y
Attached Garage Y
Subdivision Name Lake Sawyer
Garage Y/N Y
Full Baths 3
Special Listing Conditions None
Status Active
Directions From SE 272nd St: Turn 216th Ave SE continue to SE 296th St Continue to 224th Ave SE Turn Right on SE 304th St Continue to 219th Way SE Turn SE 311th Ct. Gate Code: 1971 quick left after gate
High School Kentlake High
City Black Diamond
Senior Community Y/N N
High School District Kent
MLS Area 320 - Black Diamond/Maple Valley
Lot Size Units Square Feet
Lot Size Square Feet 59445
Carport Y/N N
Listing Terms Cash Conventional FHA VA Loan
Elementary School Sawyer Woods Elem
Land Lease Y/N N
Tax Annual Amount 16062
Middle/Junior High School Cedar Heights Jnr Hi
Public Remarks Welcome to The Reserve at Lake Sawyeran exceptional gated estate where privacy luxury and versatility come together on 1.36 secluded acres. This exceptional 5 626 sq. ft. custom basement rambler offe
Structure Type House
Building Area Units Square Feet
Standard Status Active
Water Company Covington Water District
Property Style 16 - 1 Story w/Bsmnt.
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Interior
Interior Amenities Second Kitchen Ceiling Fan(s) Dining Room Fireplace Fireplace (Primary Bedroom) French Doors Security System Vaulted Ceiling(s) Walk-In Closet(s) Water Heater Wine Cellar
Basement Finished
Flooring Hardwood Laminate Carpet
Total Fireplaces 4
Fireplace Features Electric Gas
Air Conditioning Y/N Y
Heating Y/N Y
Fireplace Y/N Y
Half Baths 1
3/4 Baths 1
Total Bedrooms 4
Main Level Bedrooms 3
Total Baths 5
Bedrooms Possible 4
Water Heater Type Tankless
Water Heater Location Garage
Fireplaces Main 2
Fireplaces Lower 2
Power Production Type Electric Natural Gas
Baths Three Quarter Garage 0
Baths Three Quarter Lower 1
Baths Three Quarter Main 0
Baths Three Quarter Upper 0
Bedrooms Lower 1
Bedrooms Upper 0
Baths Half Upper 0
Baths Half Main 1
Baths Half Lower 0
Baths Half Garage 0
Baths Full Upper 0
Baths Full Main 2
Baths Full Lower 1
Baths Full Garage 0
Bathrooms 4.25
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Exterior
Exterior Amenities Cement Planked Wood Wood Products
Parking Features Attached Garage
Lot Features Secluded
Water Source Public
Total Parking 7
Inclusions Dishwasher(s) Dryer(s) Garbage Disposal Microwave(s) Refrigerator(s) Stove(s)/Range(s) Trash Compactor Washer(s)
Foundation Details Poured Concrete
Spa Y
Building Area Total 5626
Lot Size Acres 1.3647
Waterfront Y/N N
Covered Spaces 3
Irrigation Water Rights Y/N N
Site Features Cable TV Deck Electric Car Charging Fenced-Partially Gas Available Gated Entry Hot Tub/Spa Patio Sprinkler System
Parking Uncovered Total 4
Lot Number 18
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Internal Only
OriginalMLSID NWM2548427
Street Number 1 21930
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* Excluded Features
List By
Viet Nguyen

Listing Agent

Icon Group

Broker

Affordability Calculator

$13,020
Per Month
90%
10%
0%
Monthly Principal & Interest
$11,681
Monthly Property Taxes
$1,339
Monthly Home Insurance
--
Default based on a 30-year fixed rate of 6.49% with 20% down. The estimated payment is offered for convenience and is not an offer of credit. Due to market fluctuations, interest rates are subject to change at any time and without notice. Your individual rate may vary. Rates may differ for FHA, VA or jumbo loans.
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Nearby
258883 Elementary School
257221 Middle School
Kentlake High High School
See complete school information
Pricing History
DatePricePrice ChangeDescription
7/9/2026$1,850,000 Listed Price

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21930 SE 311th Court, Black Diamond, WA, 98010 is a Single Family Home for sale at $1,850,000 with 5,626 sqft and a lot size of 1.3647. 21930 SE 311th Court has 4 bedrooms, 4.1 baths, and was built in 2008. The property's zip code is 98010 which is in Black Diamond, WA

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