21059 DIAMOND HARBOR CT
Valuation
Tax & Assessment
Climate Risk
Scores 0–100; higher = greater projected risk.
Property Facts
Transaction History(2)
Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.
District: Cassopolis Public Schools
Neighborhood · ZIP 49031These are comparison scores, not percentages. 100 equals the national average, so 150 means about 50% above average.
Index scale: 100 = US average (tick). Lower is better.
Owner Tools
Data by ATTOM. Valuations are automated estimates, not appraisals. Photos from Google Street View and may not depict the current property state.
How this home compares
21059 Diamond Harbor Ct measured against every home in its neighborhood, its ZIP code and its county, using county assessor records refreshed nightly. A home can stand out in one of those areas and look ordinary in another, because each one holds a different mix of homes.
- Worth more than 85% of homes in Cass County
- Costs more per square foot than 79% of homes in Cass County
- Bigger than 76% of homes in Cass County
- Has a smaller lot than 78% of homes in Cassopolis 49031
- Newer than 90% of homes in Cassopolis 49031
What homes are worth in Cassopolis 49031
Each bar is how many homes fall in that price range. The marker is this home.
This home is worth more than 80% of homes in Cassopolis 49031.
How it measures up in Cassopolis 49031
The dot is this home. The mark in the middle is the typical home in Cassopolis 49031.
Pricier than 80% of homes nearby
Pricier than 71% of homes nearby
Bigger than 73% of homes nearby
Bigger than 22% of homes nearby
Newer than 90% of homes nearby
| Measure | This home | Cassopolis 49031 | Cass County |
|---|---|---|---|
| Estimated valuepricier than | $511,151 | 80% of homes | 85% of homes |
| Price per ft²pricier than | $273 | 71% of homes | 79% of homes |
| Living areabigger than | 1,873 ft² | 73% of homes | 76% of homes |
| Lot sizebigger than | 0.24 ac | 22% of homes | 23% of homes |
| Year builtnewer than | 2005 | 90% of homes | 90% of homes |
About 21059 Diamond Harbor Ct
How much is 21059 Diamond Harbor Ct, Cassopolis, MI worth?
The TopHap Estimate for 21059 Diamond Harbor Ct, Cassopolis, MI is $511,151 as of Sep 24, 2026. The likely range is $481,914 to $540,388. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.
When did 21059 Diamond Harbor Ct, Cassopolis, MI last sell?
21059 Diamond Harbor Ct, Cassopolis, MI last sold on Feb 4, 2013 for $225,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.
How big is 21059 Diamond Harbor Ct, Cassopolis, MI?
21059 Diamond Harbor Ct, Cassopolis, MI has 2.5 bathrooms, 1,873 square feet of living space and a 0.24-acre lot.
When was 21059 Diamond Harbor Ct, Cassopolis, MI built?
21059 Diamond Harbor Ct, Cassopolis, MI was built in 2005, making it 21 years old. It is a condo/apartment home.
What schools serve 21059 Diamond Harbor Ct, Cassopolis, MI?
21059 Diamond Harbor Ct, Cassopolis, MI is assigned to Cassopolis Middle School (middle), rated C-; Sam Adams Elementary School (elementary), rated B; Cassopolis High School (high), rated C. All sit in Cassopolis Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.
How does 21059 Diamond Harbor Ct, Cassopolis, MI compare to other homes in Cassopolis 49031?
Among the 4,373 homes in Cassopolis 49031, it is worth more than 80% of them ($511,151 against a typical $236,121), its price per square foot is higher than 71% of them ($273 against a typical $175), it is bigger than 73% of them (1,873 ft² against a typical 1,440 ft²), its lot is bigger than 22% of them (0.24 ac against a typical 0.74 ac) and it is newer than 90% of them (2005 against a typical 1965). Measured against all of Cass County, it is worth more than 85% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.
What are the property taxes on 21059 Diamond Harbor Ct, Cassopolis, MI?
The 2025 property tax bill for 21059 Diamond Harbor Ct, Cassopolis, MI was $7,746. The county assessed it at $283,600.
More homes on Diamond Harbor Ct
- 21029 Diamond Harbor Ct$596K2 ba · 1,600 ft² · Sold $595K · Aug 2026
- 30 Diamond Harbor Ct$143K0.25 ac · Sold $595K · Aug 2026
- 21047 Diamond Harbor Ct$601K3 bd · 2.5 ba · 1,658 ft² · Sold $595K · Feb 2026
- 9 Diamond Harbor Ct$56K0.41 ac · Sold $35K · Sep 2025
- 21066 Diamond Harbor Ct$102K2 ba · 2,033 ft² · Sold $29K · Jun 2022
- 21117 Diamond Harbor Ct$559K3 bd · 2.5 ba · 2,150 ft² · Sold $11K · May 2021
- 10 Diamond Harbor Ct$132K0.38 ac · Sold $11K · May 2021
- 21035 Diamond Harbor Ct$439K4 bd · 2 ba · 1,800 ft² · Sold $230K · Aug 2020
- 21133 Diamond Harbor Ct$421K4 bd · 3.5 ba · 1,568 ft² · Sold $342K · Nov 2018
- 21137 Diamond Harbor Ct$494K2 ba · 1,920 ft² · Sold $245K · Nov 2017
- 21093 Diamond Harbor Ct$593K4 bd · 2.5 ba · 2,393 ft² · Sold $290K · Aug 2017
- 21069 Diamond Harbor Ct$511K2 ba · 1,658 ft² · Sold $51K · Jan 2017
Closest homes
- 21069 Diamond Harbor Ct$511K80 ft · 2 ba · 1,658 ft² · Sold $51K · Jan 2017
- 21047 Diamond Harbor Ct$601K80 ft · 3 bd · 2.5 ba · 1,658 ft² · Sold $595K · Feb 2026
- 21066 Diamond Harbor Ct$102K203 ft · 2 ba · 2,033 ft² · Sold $29K · Jun 2022
- 21050 Diamond Harbor Ct$416K204 ft · 3 ba · 2,015 ft² · Sold $238K · Mar 2013
- 21079 Diamond Harbor Ct$511K161 ft · 3 bd · 2 ba · 1,651 ft² · Sold $301K · Nov 2016
- 21035 Diamond Harbor Ct$439K161 ft · 4 bd · 2 ba · 1,800 ft² · Sold $230K · Aug 2020
- 21128 Shore Acres Rd209 ft · 0.7 ac · Sold $60K · Jan 2014
- 14 Diamond Isle$35K229 ft · 0.24 ac · Sold $35K · Apr 2026
More homes in Cassopolis 49031
- 419 S East St$77K2 bd · 1 ba · 768 ft² · Sold $195K · Sep 2026
- 28234 M 60$289K3 bd · 1 ba · 1,529 ft² · Sold $289K · Sep 2026
- 55704 Penn Rd$399K2 ba · 1,536 ft² · Sold $399K · Sep 2026
- 22897 Diamond Cove St$196K1 ba · 1,826 ft² · Sold $325K · Sep 2026
- Geneva St1.93 ac · Sold $160K · Sep 2026
- 1121 E State St3 bd · 1 ba · 1,084 ft² · Sold $285K · Aug 2026
- 26107 Beeson St$461K5 bd · 1 ba · 2,768 ft² · Sold $460K · Aug 2026
- 719 Victory LnCondominium · Sold $242K · Aug 2026
- 717 Victory LnResidential - Vacant Land · Sold $243K · Aug 2026
- 303 S Fulton St$146K2 bd · 2 ba · 1,232 ft² · Sold $34K · Aug 2026
- 129 S East St$40K3 bd · 1 ba · 1,120 ft² · Sold $40K · Aug 2026
- 54525 Decatur Rd$238K1 ba · 1,144 ft² · Sold $83K · Aug 2026
Assigned schools
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