Prime A-1 Agricultural Land with Future Development Potential Near Sandwich. An exceptional opportunity to acquire approximately 39 acres MOL of highly productive A-1 agricultural land strategically located immediately adjacent to the Sandwich city limits in unincorporated DeKalb County, Illinois. The property features an impressive average Productivity Index (PI) of 137, offering strong agricultural value and an attractive long-term investment profile. The land includes approximately 475 feet of frontage along Castle Street, with potential future access from North Main Street in Sandwich. Its location immediately adjoining the city limits positions the property as a potential transitional land investment as the Sandwich area continues to grow. Future low- to medium-density residential development may be possible, subject to annexation, rezoning, access, utility availability, municipal approvals, and all applicable governmental requirements. Buyers should conduct their own due diligence regarding future land use and development potential. Crop rights are included through the 2026 crop year. This property presents a unique opportunity for farmers, agricultural investors, land bankers, and developers seeking productive DeKalb County farmland with potential long-term upside in an area positioned for future growth. Originally part of a 41.5-acre, five-parcel property, approximately 2.5-2.75 acres were partitioned and sold to an adjoining homestead. The remaining property is expected to contain approximately 39 acres MOL, with final acreage subject to survey and/or final parcel configuration.
Active
$975,000
0 Castle Rd, Sandwich, IL 60548
--beds
--baths
39Acres
Unimproved Land, Farm
Built in ----
39 Acres Lot
$-- Zestimate®
$--/sqft
$-- HOA
What's special
- 49 days
- 120
- 4
Zillow last checked:
Listing updated:
Listed by:
Wendi Sleezer, ABR,PSA,RENE,SRS 630-486-6514,
Swanson Real Estate,
Joe Frieders 815-693-4958,
Swanson Real Estate
Source: MRED as distributed by MLS GRID,MLS#: 12718900
Facts & features
Interior
Video & virtual tour
Property
Features
- Frontage length: 475
Lot
- Size: 39 Acres
Details
- Additional parcels included: 1923400008,1924300019,1926226008,1926226009
- Parcel number: 1926205001
- Zoning: AGRIC
- Special conditions: Exceptions-Call List Office
Utilities & green energy
- Utilities for property: Electricity Nearby, Natural Gas Nearby
Community & HOA
Location
- Region: Sandwich
Financial & listing details
- Annual tax amount: $2,595
- Date on market: 8/11/2026
- Ownership: Fee Simple
- Tenant pays: Other
- Road surface type: Asphalt
Estimated market value
Not available
Estimated sales range
Not available
Not available
Price history
| Date | Event | Price |
|---|---|---|
| 8/11/2026 | Listed for sale | $975,000 |
Source: | ||
Public tax history
Tax history is unavailable.
Monthly payment
Climate risks
Neighborhood: 60548
Nearby schools
Schools provided by the listing agent
- District: 430
Source: MRED as distributed by MLS GRID. This data may not be complete. We recommend contacting the local school district to confirm school assignments for this home.





