21029 Diamond Harbor Court, Cassopolis, MI 49031

New Listing
$595,000
Property Type: Residential Bedrooms: 4 Baths: 3 Square Footage: 1,668 Lot Size (sq. ft.): 21,360 Status: Active
Current Price: $595,000 List Date: 7/08/2026 Last Modified: 7/08/2026

Overview

Description

Diamond Lake deeded access that includes a boat slip on the lake! Experience refined lake living in this exceptional custom-built 4-bedroom, 3-bath residence, gracefully situated on a rare double lot that offers exceptional space and privacy. The light-filled open floor plan showcases soaring vaulted ceilings, a dramatic stone fireplace, and a chef-inspired kitchen featuring premium cabinetry, an expansive island, and breakfast bar. The luxurious main-level primary suite and convenient main-floor laundry offer effortless living, while the finished lower level provides a spacious recreation room, private guest suite, and full bath. Unwind in the inviting four-season room overlooking the backyard. A leisurely stroll along the boardwalk leads to the private gated beach on Diamond Lake, where pristine waters, a sandy shoreline, and endless summer days await.

Listing Details MLS# 26034387

Location Property Info

County
Cass
Street #
21029
Street Name
Diamond Harbor
Suffix
Court
State
MI
Zip Code
49031
Zip (4)
8433

General Property Info

New Construction
No
Lot Measurement
Acres
Lot Acres
0.49
Lot Square Footage
21360
Lot Dimensions
160 x 134
Year Built
2018
Road Frontage
160
Garage Y/N
Yes
Garage Spaces
2
Fireplace
Yes
Total Fireplaces
Yes
Income Property
No
Total Rooms AG
13
Total Fin SqFt All Levels
2359
SqFt Above Grade
1668
Below Grade Finished SqFt
691
Below Grade Unfinished SqFt
930
Building Total SqFt
2598
Total Beds Above Grade
3
Total Bedrooms
4
Full Baths
3
Total Baths
3
Main Level Primary
Yes
Stories
Yes
School District
Cassopolis
Association YN
Yes
Waterfront
No
Body of Water
Diamond Lake
Statewide Lakes & Rivers
Diamond Lake
Basement
Yes
# of Outbuildings
0

Tax Info

Tax ID #
1410044502900 & 1410044503000
Taxable Value
178254
SEV
287500
For Tax Year
2025
Seller's Annual Property Tax
4204
Tax Year
2025
Homestead %
100
Spec Assessment & Type
None known

Remarks Misc

Directions
M60 to Decatur Road to Diamond Harbor Court

Waterfront Options

Water Access Y/N
Yes
Water Frontage
0

More Information

Access Feat

Accessibility Features
No

Upper Rooms

Total Baths Above Grade
2

Main Rooms

Main Bedrooms
3
Main Full Baths
2
Main Level SQFT
1668

Basement Rooms

Basement Bedrooms
Yes
Basement Full Baths
Yes
Basement Finished SQFT
691
Total Basement SQFT
1605

Manufactured

Manufactured Y/N
No

Location & Property Info

Cross Streets
Decatur Road
Property Sub-Type
Single Family Residence
Municipality
Cassopolis Vllg

Office/Contract Info

Auction or For Sale
For Sale
List Price/SqFt
356.71

Remarks & Misc

Public Remarks
Diamond Lake deeded access that includes a boat slip on the lake! Experience refined lake living in this exceptional custom-built 4-bedroom, 3-bath residence, gracefully situated on a rare double lot that offers exceptional space and privacy. The light-filled open floor plan showcases soaring vaulted ceilings, a dramatic stone fireplace, and a chef-inspired kitchen featuring premium cabinetry, an expansive island, and breakfast bar. The luxurious main-level primary suite and convenient main-floor laundry offer effortless living, while the finished lower level provides a spacious recreation room, private guest suite, and full bath. Unwind in the inviting four-season room overlooking the backyard. A leisurely stroll along the boardwalk leads to the private gated beach on Diamond Lake, where pristine waters, a sandy shoreline, and endless summer days await.
Legal
1259 UNIT 29 DIAMOND HARBOR CONDOMINIUM & 1260 UNIT 30 DIAMOND HARBOR CONDOMINIUM

Water Type

Lake
Yes

Water Fea. Amenities

All Sports
Yes
Assoc Access
Yes
Deeded Boat Lot
Yes
Shared Frontage
Yes

Lot Description

Level
Yes
Wooded
Yes

Street Type

Paved
Yes
Private
Yes

Sewer

Public Sewer
Yes

Water

Public
Yes

Terms Available

Cash
Yes
Conventional
Yes
FHA
Yes
VA Loan
Yes

Association Info.

Approx. Assoc Fee
900
Assoc. Buy in Fee
3600
Assoc. Fee Payable
Quarterly

Laundry Features

Laundry Room
Yes
Main Level
Yes
Sink
Yes

Assoc. Amenities

Beach Area
Yes

Exterior Material

Stone
Yes
Vinyl Siding
Yes

Assoc. Fee Incl.

Lawn/Yard Care
Yes
Snow Removal
Yes

Roofing

Asphalt
Yes
Shingle
Yes

Parking Features

Attached
Yes
Garage Door Opener
Yes

Heat Source

Natural Gas
Yes

Sale Conditions

None
Yes

Heat Type

Forced Air
Yes

Air Conditioning

Central Air
Yes

Lower Rooms

Lower Finished SQFT
0
Total Lower SQFT
0

Driveway

Concrete
Yes

Substructure

Full
Yes

Windows

Insulated Windows
Yes
Screens
Yes
Skylight(s)
Yes

Kitchen Features

Center Island
Yes
Eating Area
Yes
Mud Room Access
Yes
Pantry
Yes
Snack Bar
Yes

Fireplace

Family Room
Yes
Gas Log
Yes

Additional Items

Basement Partially Finished
Yes
Ceiling Fan(s)
Yes
Ensuite
Yes
Garage Door Opener
Yes
Vaulted Ceilings
Yes
Window Treatments
Yes

Appliances

Cooktop
Yes
Dishwasher
Yes
Dryer
Yes
Microwave
Yes
Oven
Yes
Range
Yes
Refrigerator
Yes
Washer
Yes

Water Heater

Natural Gas
Yes

Patio and Porch Features

Porch(es)
Yes
Covered
Yes
Deck
Yes

Flooring

Carpet
Yes
Laminate
Yes

Security Features

Smoke Detector(s)
Yes

Landscape

Underground Sprinkler
Yes

Architectural Style

Ranch
Yes

Possession

Close Of Escrow
Yes

Property Features

Water Type: Lake Laundry Features: Laundry Room; Main Level; Sink Exterior Material: Stone; Vinyl Siding Roofing: Asphalt; Shingle Windows: Insulated Windows; Screens; Skylight(s) Substructure: Full Lot Description: Level; Wooded Sewer: Public Sewer Water: Public Kitchen Features: Center Island; Eating Area; Mud Room Access; Pantry; Snack Bar Fireplace: Family Room; Gas Log Additional Items: Basement Partially Finished; Ceiling Fan(s); Ensuite; Garage Door Opener; Vaulted Ceilings; Window Treatments Appliances: Cooktop; Dishwasher; Dryer; Microwave; Oven; Range; Refrigerator; Washer Heat Source: Natural Gas Heat Type: Forced Air Air Conditioning: Central Air Water Heater: Natural Gas Flooring: Carpet; Laminate Patio and Porch Features: Covered; Deck; Porch(es) Security Features: Smoke Detector(s) Landscape: Underground Sprinkler Parking Features: Attached; Garage Door Opener Architectural Style: Ranch Driveway: Concrete Street Type: Paved; Private Terms Available: Cash; Conventional; FHA; VA Loan Possession: Close Of Escrow Sale Conditions: None

Room Information

Room NameLengthWidthLevel
Primary Bedroom13.0017.00Main
Bedroom 211.0013.00Main
Bedroom 39.0011.00Main
Bedroom 412.0013.00Basement
IDX
Listing Office: Berkshire Hathaway HomeServices Michigan Real Estate
Listing Agent: Heidi Gaskill
Source MLS Verified
Last Updated: July - 08 - 2026
The data relating to real estate on this web site comes in part from the Internet Data Exchange program of the MLS of MICHRIC , and site contains live data. IDX information is provided exclusively for consumers' personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing.