DIAMOND ISLE
Valuation
Tax & Assessment
Climate Risk
Scores 0–100; higher = greater projected risk.
Property Facts
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
Diamond Isle 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 89% of homes in Cass County
- Costs more per square foot than 95% of homes in Cass County
- Smaller than 68% of homes in Cassopolis 49031
- Has a smaller lot than 95% of homes in Cassopolis 49031
- Older than 83% 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 84% 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 84% of homes nearby
Pricier than 91% of homes nearby
Bigger than 32% of homes nearby
Bigger than 5% of homes nearby
Newer than 17% of homes nearby
| Measure | This home | Cassopolis 49031 | Cass County |
|---|---|---|---|
| Estimated valuepricier than | $601,159 | 84% of homes | 89% of homes |
| Price per ft²pricier than | $501 | 91% of homes | 95% of homes |
| Living areabigger than | 1,200 ft² | 32% of homes | 33% of homes |
| Lot sizebigger than | 0.14 ac | 5% of homes | 6% of homes |
| Year builtnewer than | 1912 | 17% of homes | 19% of homes |
About Diamond Isle
How much is Diamond Isle, Cassopolis, MI worth?
The TopHap Estimate for Diamond Isle, Cassopolis, MI is $601,159 as of Sep 24, 2026. The likely range is $530,411 to $671,907. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.
When did Diamond Isle, Cassopolis, MI last sell?
Diamond Isle, Cassopolis, MI last sold on Jan 1, 1900, according to the county's recorded deed.
How big is Diamond Isle, Cassopolis, MI?
Diamond Isle, Cassopolis, MI has 2 bedrooms, 1.5 bathrooms, 1,200 square feet of living space and a 0.14-acre lot.
When was Diamond Isle, Cassopolis, MI built?
Diamond Isle, Cassopolis, MI was built in 1912, making it 114 years old. It is a cottage home.
What schools serve Diamond Isle, Cassopolis, MI?
Diamond Isle, Cassopolis, MI is assigned to Cassopolis High School (high), rated C; Cassopolis Middle School (middle), rated C-; Sam Adams Elementary School (elementary), rated B. All sit in Cassopolis Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.
How does Diamond Isle, Cassopolis, MI compare to other homes in Cassopolis 49031?
Among the 4,373 homes in Cassopolis 49031, it is worth more than 84% of them ($601,159 against a typical $236,121), its price per square foot is higher than 91% of them ($501 against a typical $175), it is bigger than 32% of them (1,200 ft² against a typical 1,443 ft²), its lot is bigger than 5% of them (0.14 ac against a typical 0.75 ac) and it is newer than 17% of them (1912 against a typical 1965). Measured against all of Cass County, it is worth more than 89% 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 Diamond Isle, Cassopolis, MI?
The 2025 property tax bill for Diamond Isle, Cassopolis, MI was $3,175. The county assessed it at $232,900.
More homes on Diamond Isle
- 14 Diamond Isle$35K0.24 ac · Sold $35K · Apr 2026
- 15 Diamond Isle0.24 ac · Sold $33K · Apr 2026
- Diamond Isle0.19 ac · Sold $158K · Sep 2025
- 18 Diamond Isle0.23 ac · Sold $25K · Mar 2024
- 16 Diamond Isle$143K0.24 ac · Sold $9K · May 2021
- 11 Diamond Isle0.24 ac · Sold $9K · May 2021
- Diamond Isle0.1 ac · Sold Dec 2020
- 136 Diamond Isle0.16 ac · Sold $195K · Dec 2020
- 140 Diamond Isle$272K1 bd · 1.5 ba · 484 ft² · Sold $180K · Aug 2020
- 129 Diamond Isle3,920 ft² · Sold Oct 2019
- 129 Diamond Isle1,307 ft² · Sold Oct 2019
- Diamond Isle$141K0.12 ac · Sold $155K · Aug 2013
Closest homes
- 21197 Terrace Dr59 ft · 2 bd · 1 ba · 680 ft² · Sold Jan 1900
- 143 Diamond Isle$451K68 ft · 2 bd · 2 ba · 968 ft² · Sold Jan 1900
- 151 Diamond Isle$203K118 ft · 2 bd · 1 ba · 2,420 ft² · Sold $111K · Aug 2012
- 21188 Terrace Dr$243K145 ft · 1 bd · 1 ba · 514 ft² · Sold Jan 1900
- 21182 Terrace Dr$192K160 ft · 1 bd · 1.5 ba · 644 ft² · Sold $172K · May 2021
- 129 Diamond Isle127 ft · 3,920 ft² · Sold Oct 2019
- 129 Diamond Isle127 ft · 1,307 ft² · Sold Oct 2019
- 10 R Ave158 ft · 0.16 ac · Sold Jan 1900
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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