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Flex Space with Class A Offices
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4300 Duraform Lane, Windsor, WI 53598

Two connected buildings combine office suites, warehouse space, and dedicated athletic facilities.

Property Size16,781 SF
Price / SF$137.06
Days on Market4

Property Features for 4300 Duraform Lane

General Information

Standard status Active
Size 16,781 SF
Class A
Total Parking Spaces 44
Property subtype Office, Industrial
Occupancy 100%
Investment Type Stabilized
Net Operating Income $148,000

Amenities

sport court
weight room/gym
glass breezeway

Building Details

Year Built 2014
Year Renovated 2021
Buildings 1
Tenancy Multi
Listing Agency: Cresa Madison
Listed By: Ross Rikkers · License #73965-94
Source: Crexi
Added: Aug 31 Changed: Sep 2 Last Checked: Sep 2 at 2:25PM

Displayed information is deemed reliable but is not guaranteed and should be independently verified. All listing content including descriptions, pricing, images are the copyrighted material of Cresa Madison

Investment Insights

Based on property information with market context.

Built in 2014, this flex property combines two contiguous buildings connected by a glass-enclosed breezeway. The east building includes office areas, warehouse space, and a sport court with a weight room and gym. The west building provides Class A office space, creating a varied commercial layout within one connected facility.

Occupancy is established across the property. The east and west office suites are leased to The Rees Group and Grosso University, while Complete Mobile Dentistry leases the warehouse and sport court/gym areas. The configuration brings office, warehouse, and specialized recreational improvements together in a single asset.

Key Highlights

  • Two contiguous buildings linked by a glass breezeway
  • Built in 2014
  • East building includes offices, warehouse space, sport court, weight room, and gym

Financial Insights

Estimated NOI and Cap Rate

NOI = area × lease_rate × (100 − vacancy) / 100 × (1 − expense_ratio). Net Operating Income — what the owner takes home each year before mortgage payments and income tax. Effective rent (asking rent minus vacancy losses) minus operating costs (taxes, insurance, maintenance, management).
NOI / Yr
$200,059
Cap rate = NOI / list price × 100. Capitalization rate — annual return on a fully cash purchase, before financing. NOI divided by price. Higher means more income per dollar invested, but usually also more risk or older condition. 5–8% is typical for stabilized commercial property; double digits often signal distressed deals.
Cap Rate
8.70%
Suggested Prices Based on Cap Rates Cap rates vary significantly by property type, market, and asset quality. Typical U.S. stable-market ranges: Multifamily — 4.5% to 6.5% (Class A in primary markets often sub-5%; Class C in secondary markets 6%+) Industrial / Logistics — 5.0% to 7.0% (compressed heavily in recent years due to e-commerce demand) Office — 6.5% to 9%+ (wide spread post-2020; CBD Class A vs. suburban Class B varies dramatically) Retail — 5.5% to 8.5% (grocery-anchored on the low end, unanchored strip centers higher) Hospitality / Hotels — 7.5% to 10%+ (higher due to operational risk) Self-Storage — 5.5% to 7.5% Medical Office — 6.0% to 7.5% Net Lease (single tenant, credit) — 5.0% to 7.0% depending on tenant credit and lease term Rules of thumb: Primary markets (NYC, SF, LA, Boston, DC) trade at lower cap rates than secondary/tertiary markets, often by 100–200 bps (bps, aka basis points; 1 bp = 0.01%). Class A assets trade ~50–150 bps tighter than Class B, and Class B tighter than Class C. Cap rates move inversely with price — a lower cap rate means a higher price for the same NOI. Spread to the 10-year Treasury is a common benchmark; historically 200–400 bps over the 10-year.
Cap Rate 5%
$4,001,180 $4.0M
Cap Rate 7%
$2,857,986 $2.9M
Cap Rate 9%
$2,222,878 $2.2M
Market Conditions
NOI Build-Up for 16,781 SF Vacancy — income lost from leasable area expected to sit empty during the year, subtracted from gross rent. EGI (Effective Gross Income) — gross rent minus vacancy losses, the realistic income before paying operating costs. OpEx (Operating Expenses) — recurring costs to operate the property (property tax, insurance, utilities, maintenance, management); excludes financing and capital improvements. NOI (Net Operating Income) — income a property generates after operating costs but before financing and taxes.
Gross rent
$241.6K $14.40/SF
− Vacancy
−$6.3K −$0.37/SF
EGI
$235.4K $14.03/SF
− OpEx
−$35.3K −$2.10/SF
NOI
$200.1K $11.92/SF
Area
Dane County, WI
Vacancy
2.60%
Lease Rate
$14.40 /SF/Yr
Expense Ratio
15.00%
Simulate Cap Rate and NOI
Suggested Prices Based on Cap Rates Cap rates vary significantly by property type, market, and asset quality. Typical U.S. stable-market ranges: Multifamily — 4.5% to 6.5% (Class A in primary markets often sub-5%; Class C in secondary markets 6%+) Industrial / Logistics — 5.0% to 7.0% (compressed heavily in recent years due to e-commerce demand) Office — 6.5% to 9%+ (wide spread post-2020; CBD Class A vs. suburban Class B varies dramatically) Retail — 5.5% to 8.5% (grocery-anchored on the low end, unanchored strip centers higher) Hospitality / Hotels — 7.5% to 10%+ (higher due to operational risk) Self-Storage — 5.5% to 7.5% Medical Office — 6.0% to 7.5% Net Lease (single tenant, credit) — 5.0% to 7.0% depending on tenant credit and lease term Rules of thumb: Primary markets (NYC, SF, LA, Boston, DC) trade at lower cap rates than secondary/tertiary markets, often by 100–200 bps (bps, aka basis points; 1 bp = 0.01%). Class A assets trade ~50–150 bps tighter than Class B, and Class B tighter than Class C. Cap rates move inversely with price — a lower cap rate means a higher price for the same NOI. Spread to the 10-year Treasury is a common benchmark; historically 200–400 bps over the 10-year.
Cap Rate 5%
$4,001,180
Cap Rate 7%
$2,857,986
Cap Rate 9%
$2,222,878

Alternative Uses

Best Use
Office B
$3.32M
$2.90M – $3.87M (±1% cap)
NOI $232,162 @ 7.0% cap · market cap 10.09%
Second Best
Warehouse
$2.86M
$2.50M – $3.33M (±1% cap)
NOI $200,059 @ 7.0% cap · market cap 8.70%
Theoretical Best
Office A
$3.90M
$3.41M – $4.55M (±1% cap)
NOI $272,969 @ 7.0% cap · market cap 11.87%
Zoning and permitted uses should be independently verified with authorities.

Property Analytics

Current Use

Flex space

Suggested Use

Top Pick Dental Office Parking Lot & Garage Auto Parts Store Electrical Service Pharmacy Furniture & Home Goods

Score = modeled unmet demand for each use within ~1 mi (higher = bigger opportunity). Zoning and permitted uses should be independently verified with local authorities.

Location Intelligence

Trade Area within ½ mile

193
Businesses Nearby
Well-served
Demand for This Use

Demographics for 53598, WI

4,033
Population
1,666
Households
2.4
Avg Household Size
35
Median Age
33%
College-Educated
92%
High-School Grad
3.1 sq mi
ZIP Area
1,301
Density / Sq Mi
$100,119
Median Household Income
$60,136
Median Earnings
$1,470
Median Rent
$373,300
Median Home Value

Market

Vacancy Rate% for Office in Midwest region

13.7% 2019
15.6% 2020
17.1% 2021
18.9% 2022
21% 2023
22% 2024
21.3% 2025
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Frequently Asked Questions

What type of property is this?
Flex space - Two connected buildings combine office suites, warehouse space, and dedicated athletic facilities.
Where is this flex space located?
The property is located at 4300 Duraform Lane Windsor, WI.
What is the asking price?
The asking price for this property is $2,300,000.
What are key features of this property?
This property features: Two contiguous buildings linked by a glass breezeway; Built in 2014; East building includes offices, warehouse space, sport court, weight room, and gym
(609) 467-1537 Call to check price and availability
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