St. Louis County property record for 4100 W Superior St, Duluth, MN 55807
| Property Type | Commercial |
|---|---|
| Details | 11,748 sqft · built 1986 |
| Lot Size | 1.83 acres (79,811 sqft) |
| Owner | Company Name on File |
| Last Sale | $1,950,000 (Jan 2007) |
| Tax Bill | $55,534 (2026) |
| Deeds & Mortgages | Jul 2026 Mortgage Apr 2026 Line of Credit |
| Flood Zone | Zone X (minimal risk) |
| APN | 010-3598-00370 |
| Primary APN | 010-3598-00370 |
|---|---|
| Alternative APNs |
|
| Units | 59 Units |
|---|---|
| Stories | 2 Stories |
| Building Area | 11,748 sqft Gross Area |
| 1st Floor Area | 11,748 sqft |
| Flooring | Carpet |
| Fire Sprinklers | Fire Sprinklers |
| Elevator | Elevator |
| Year Built | Built 1986 |
|---|---|
| Effective Year Built | Effective 2014 |
| Exterior Material | Stucco |
| Lot Area | 79,811 sqft (1.83 acres) |
| Garage Area | 30,300 sqft |
| Canopy | 1,044 sqft |
| Sauna | Sauna |
| Cooling System | Wall Unit |
|---|---|
| Heating System | Baseboard |
| Heating Fuel | Gas |
| Account Number | 1195564 |
|---|---|
| Street Address | 4100 W SUPERIOR ST |
| City | DULUTH |
| State | MN |
| Zip | 55807-2725 |
| Property Category | Commercial |
| Property Type | Commercial > Retail |
| Legal Description | LOT 8 BLOCK 3 SERIAL # |
| Legal Subdivision | ONEOTA INDUST PARK |
| Legal Block | 3 |
| Legal Lot Number | 8 |
| Jurisdiction | ST LOUIS MN |
| Township / Civil Division | DULUTH |
| Census Block Group | 2 |
| Census Block | 2033 |
| Census Tract | 15800 |
Source: St. Louis County records · APN 010-3598-00370
Assessment roll updated August 17, 2026 · Last verified August 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 10037 LAKEMONT DR, FORT WORTH, TX 76131-2475 |
| Owner Type | Company |
| Vesting | Company |
| Date | Document |
|---|---|
| Jul 29, 2026 | Deed of Trust, Mortgage · Conventional Mortgage AMADOR ECONOMIC DEV CORPORATION |
| Apr 09, 2026 | Special Warranty Deed, Transfer · Line of Credit CITIZENS INDEPENDENT BANK |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Jan 19, 2007 · Amount on Record |
| Deed Sale | Jan 19, 2007 · Amount on Record |
| Deed Document Number | 2007830956 |
| Prior Transfer Date | Jan 16, 2007 |
| Prior Transfer Doc | 0000830956 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ST LOUIS MN |
| Recording Date | Jul 29, 2026 |
| Property Address | 4100 W SUPERIOR ST, DULUTH, MN 55807-2725 |
| Document Number | 0001104107 |
| Instrument Date | Jul 13, 2026 |
| Instrument | 20261104107 |
| Transaction Type | Mortgage |
| Record Updated | Aug 11, 2026 |
| Title Company | NONE LISTED ON DOCUMENT |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|---|
| Relationship | Limited Liability Partnership, 266 |
| Address | 4100 W SUPERIOR ST, DULUTH, MN 55807-2725 |
| Document Number | 0001104107, |
|---|---|
| Date | Jul 29, 2026 |
| Instrument | 20261104107 |
| Name | AMADOR ECONOMIC DEV CORPORATION |
|---|
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Rate | 6.52% |
|---|---|
| Max Rate | -1% |
| Document Type | Special Warranty Deed |
|---|---|
| Jurisdiction | ST LOUIS MN |
| Recording Date | Apr 09, 2026 |
| Property Address | 4100 W SUPERIOR ST, DULUTH, MN 55807-2725 |
| Document Number | 0001100359 |
| Instrument Date | Jan 05, 2025 |
| Instrument | 20261100359 |
| Transaction Type | Transfer |
| Record Updated | Jul 12, 2026 |
| Title Company | ST LOUIS TITLE |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Limited Liability Partnership |
| Address | 10037 LAKEMONT DR, FORT WORTH, TX 76131-2475 |
| Document Number | 0001100360, |
|---|---|
| Date | Apr 09, 2026 |
| Instrument | 20261100360 |
| Name | CITIZENS INDEPENDENT BANK |
|---|
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Rate | 5.98% |
|---|---|
| Max Rate | -1% |
| Document Number | 0001100361, |
|---|---|
| Date | Apr 09, 2026 |
| Instrument | 20261100361 |
| Name | CITIZENS INDEPENDENT BANK |
|---|
| Amount | Amount Recorded |
|---|
| Rate | 5.98% |
|---|---|
| Max Rate | -1% |
Source: St. Louis County records · Assessment roll updated August 17, 2026 · Last verified August 2026
| Type | Name |
|---|---|
| State | Minnesota |
| County | St. Louis County |
| Municipality | Duluth City |
| Unified School District | Duluth Public School District (PK - 12) |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $55,534.00 (+2.36%) | ||
| 2025 | $1,847,500 (+4.38%) Land $448,700 Building $1,398,800 | $1,847,500 (+4.38%) Land $448,700 Building $1,398,800 | |
| 2024 | $54,252.00 | $1,770,000 (-) Land $431,100 Building $1,338,900 | $1,770,000 (-) Land $431,100 Building $1,338,900 |
| 2022 | $1,770,000 Land $431,100 Building $1,338,900 | $1,770,000 Land $431,100 Building $1,338,900 |
Source: FEMA National Flood Hazard Layer, St. Louis County (27137C), as of March 24, 2025 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 271370158002, as of September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition, as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 3 in force |
| Nearby Flood Claims | 2 (1988–2012) |
| Most Recent Claim | Jun 2012 · Severe Storms And Flooding |
| Wildfire Risk | Not rated no burnable land within ember reach |
|---|
Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.
Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026
| Provider | Max Down / Up (Mbps) |
|---|---|
| Spectrum Cable · Fiber in parts of the area | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
| Starlink Satellite | 280 / 30 |
| AirFiber Fixed Wireless | 100 / 20 |
May also be available: Consolidated Communications, Consolidated Telephone Company.
Based on FCC filings for 735 locations within half a mile of this property.
Source: EPA Safe Drinking Water Information System, water system MN1690011, as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026
| Water System | Duluth serves 86,859 people |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Feb 2025 |
| Lead | 8 ppb (2023–2025) action level 15 ppb |
| Water Quality | Turbidity resolved · Oct 2017 |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | None last 3 years |
Results are for the whole water system as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. This system sells water to local utilities; the supplier billing this address may be one of them. The full violation and enforcement history is in the system's EPA record.
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