Financial
Distress signals
Property profile

21 Portland St Fond Du Lac, WI 54935

OFF-MARKET
Office buildings
Property ID
US92-0431319
3,752 SF 0.14 ac lot Built 1967
Last sale Aug 2021 · $175,000
Entity Owned Owner of record is a legal entity (LLC / corporation). 5-yr Hold Held for 5 years. ~ Est. High Equity Modeled equity is high. Estimate, not a fact.
Saved · see the list in your Dashboard
Market Trends Soon

Property summary

AI-generated overview

The property is a commercial complex with approximately 8,172 square feet of total building area and about 7,000 square feet of rentable space. It is configured to accommodate multiple tenant types, and the existing arrangement has supported a mix of uses including a coffee shop, health-related providers, a chiropractic office, and an entertainment business (escape room). The complex includes ample public parking.

Ownership intelligence

Who controls the opportunity?

Owner of record from public deeds, plus portfolio, hold profile and investor signals where the data supports them. In the full report.

Owner contacts

Can we reach the decision maker?

Skip-traced phones and e-mails of the owner. Included with the full report.

Mortgages

What is owed, to whom, and when it comes due

Recorded lenders, amounts and estimated maturities of the owner's loan book — in the full report.

Property tax · 2023

What does the county charge?
$5k
Tax billed · 2023
Assessed value$197k
Assessed land$25k
Assessed improvement$171k
Effective rate2.67%

Value estimate

· Sep 2026
$185k
$167k – $204k
AI approach$180k

Realmo valuation models over county records.

Recently sold

What actually traded nearby?
$65/SF
ZIP average, outlier-cleaned · 19 recorded sales of this use type
Observed band · Q1–Q3$41 – $108

Cap rate analysis

How does the asset earn?

No income signal is modeled for this parcel yet — the Cap Rates tab runs the workflow.

Zoning insight

What can be built here?
B-3
JurisdictionFOND DU LAC

Location intelligence

Which uses thrive at this corner?
Best fit: Electrical Service
Demand heat for this use is drawn on the map · LocInt grid
Demand index
Electrical Service10.3
Daycare Center10.3
Locksmith9.3

Location

21 Portland St Fond Du Lac, WI 54935-3465
County assessor Recorded deeds · 7 transfers Qualifying comp sales · not on file Zoning catalog

Every figure names its source: public record, benchmark, or modeled. Coverage varies by property — thin data is stated as missing, never invented.

Comparables

6 recorded sales · 18 properties nearby
Recent sales nearby
6 recorded sales in this ZIP, last 8 years
Address Sale price Sold Size
570 Fond Du Lac, Fond Du Lac, WI 54935-5442 $1,114,200 May 2025 4,215 SF
101 Main, Fond Du Lac, WI 54935-4228 $135,000 Jun 2024 4,000 SF
73 1st, Fond Du Lac, WI 54935-4365 $175,000 Sep 2023 4,191 SF
42 Main, Fond Du Lac, WI 54935-3420 $250,000 Jul 2023 3,440 SF
16 Guindon, Fond Du Lac, WI 54935-5841 $275,000 Jul 2022 4,800 SF
201 Marr, Fond Du Lac, WI 54935-4410 $259,900 Apr 2022 4,557 SF
Sale prices and dates as our records hold them, one row per building. A deed can cover more of a building than the size shown, so read the price against the size rather than dividing one by the other.
Comparable nearby
6 properties of the same type nearby
Try Rey
Ask anything about this address in plain English.
“Is 15.6% cap rate sustainable?” · “Best tenant mix for BU1?” · “What’s the redev upside?”
You own 21 Portland St?
List it free. Reach 20,000 daily buyers.
We’ve already pulled the facts. Confirm photos + price and you’re live in 2 minutes.
More about this property
Thanks! Your message was sent.
Error! Your message wasn't sent.
Please enter your name
Please enter email
Please enter the email in the correct format
Please enter phone
Please enter the number in the correct format
Please enter message