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Architect-Designed Office Condominium
For Sale
$749,000

100-155 E Wilson Street, Madison, WI 53703

Flexible downtown workspace with conference facilities, street-level access, and finished interiors requiring no build-out.

Property Size2,870 SF
Price / SF$260.98
Days on Market25

Property Features for 100-155 E Wilson Street

General Information

Standard status Active
Size 2,870 SF
Total Parking Spaces 7

Additional Details

Floor 1st
Road Access Yes
Office Units 1

Taxes and HOA fees

Annual Taxes $11,113

Amenities

conference room
lobby
galley kitchen
bathrooms
loft office area
storage

Building Details

Buildings 1
Listing Agency: Real Broker LLC
Listed By: Keith Skeen · License #8659594
Source: Exprealty
Added: Jul 26 Changed: Aug 16 Last Checked: Aug 19 at 1:38PM

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 Real Broker LLC

Investment Insights

Based on property information with market context.

This contemporary office condominium offers 2,870 square feet arranged for collaborative and semi-private work areas. The interior includes a large conference room, lobby, galley kitchen, loft office area, and storage. Two bathrooms are located on the first floor, which also provides street access. The finished setup is positioned for immediate occupancy without additional build-out.

The property is at 100-155 E Wilson Street in downtown Madison, with views toward the Capitol and Lake Monona nearby. One underground parking space is included, along with access to six cooperative-use outdoor spaces. The space is designed by architect Kenton Peters and can accommodate 15 or more teammates, while its layout also supports small retail or other commercial use.

Key Highlights

  • 2,870 SF office condominium with contemporary, architect‑designed interiors
  • Large conference room, lobby, galley kitchen, loft office area, and storage
  • Two first‑floor bathrooms with direct street access

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
$48,416
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
6.46%
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%
$968,320 $968.3K
Cap Rate 7%
$691,657 $691.7K
Cap Rate 9%
$537,956 $538.0K
Market Conditions
NOI Build-Up for 2,870 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
$75.8K $26.40/SF
− Vacancy
−$11.2K −$3.91/SF
EGI
$64.6K $22.49/SF
− OpEx
−$16.1K −$5.62/SF
NOI
$48.4K $16.87/SF
Area
Madison, WI
Vacancy
14.80%
Lease Rate
$26.40 /SF/Yr
Expense Ratio
25.00%
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%
$968,320
Cap Rate 7%
$691,657
Cap Rate 9%
$537,956

Alternative Uses

Best Use
Office B
$691.7K
$605.2K – $806.9K (±1% cap)
NOI $48,416 @ 7.0% cap · market cap 6.46%
Second Best
no second resolved use
Theoretical Best
Office A
$838.4K
$733.6K – $978.1K (±1% cap)
NOI $58,686 @ 7.0% cap · market cap 7.84%
Zoning and permitted uses should be independently verified with authorities.

Property Analytics

Current Use

Office Units

Suggested Use

Top Pick Daycare Center HVAC Service Electrical Service (Bike/Boat/Book/etc) Store Furniture & Home Goods Florist

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

Lease Details

1
Office units
Yes
Paved road access

Location Intelligence

Trade Area within ½ mile

3,818
Businesses Nearby

Demographics for 53703, WI

38,512
Population
21,025
Households
1.8
Avg Household Size
27
Median Age
69%
College-Educated
98%
High-School Grad
1.8 sq mi
ZIP Area
21,396
Density / Sq Mi
$46,618
Median Household Income
$27,923
Median Earnings
$1,445
Median Rent
$472,000
Median Home Value

Market

Vacancy Rate% for Office in Madison, WI

10.9% 2023
10.8% 2024
7.6% 2025
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Frequently Asked Questions

What type of property is this?
Office units - Flexible downtown workspace with conference facilities, street-level access, and finished interiors requiring no build-out.
Where is this office units located?
The property is located at 100-155 E Wilson Street Madison, WI.
What is the asking price?
The asking price for this property is $749,000.
What are key features of this property?
This property features: 2,870 SF office condominium with contemporary, architect‑designed interiors; Large conference room, lobby, galley kitchen, loft office area, and storage; Two first‑floor bathrooms with direct street access
More about this property
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