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Renovated Historic Duplex
For Sale
$1,174,000

66 America St Unit A & B, Charleston, SC 29403

Two three-bedroom units offer flex areas, updated kitchens, porches, and a fenced backyard with brick patio.

Property Size2,800 SF
Price / SF$419.29
Days on Market185

Property Features for 66 America St Unit A & B

General Information

Standard status Active
Size 2,800 SF
Property subtype Multi-Family

Building Details

Year Built 1890
Listing Agency: Keller Williams Realty Charleston West Ashley
Listed By: Jonathan Holt
Source: Charlestonareapropertyguide
Added: Feb 28 Changed: Aug 31 Last Checked: Aug 31 at 5:52PM

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 Keller Williams Realty Charleston West Ashley

Investment Insights

Based on property information with market context.

Built in 1890 and renovated, this 2,800-square-foot duplex contains two residential units, each arranged with three bedrooms and an additional flex space. The interiors retain historic character while incorporating updated kitchens with wood cabinetry, granite countertops, stainless steel appliances, and bright finishes. Hardwood flooring, large windows, and architectural details continue through the living areas and bedrooms.

Outdoor features include a large fenced backyard, brick patio, and individual porch areas for each unit. The property is located at 66 America St Unit A & B in Charleston’s downtown Eastside neighborhood, with the Cigar Factory, Lucky Luchador, the South Carolina Aquarium, and the Ravenel Bridge nearby. The two-unit configuration supports owner occupancy with rental use of the other unit, short- or long-term rental plans, or multigenerational living.

Key Highlights

  • Two‑unit duplex totaling 2,800 square feet
  • Each unit includes 3 bedrooms plus a flex space
  • Built in 1890 and renovated

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
$36,674
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
3.12%
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%
$733,480 $733.5K
Cap Rate 7%
$523,914 $523.9K
Cap Rate 9%
$407,489 $407.5K
Market Conditions
NOI Build-Up for 2,800 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
$55.4K $19.80/SF
− Vacancy
−$3.0K −$1.09/SF
EGI
$52.4K $18.71/SF
− OpEx
−$15.7K −$5.61/SF
NOI
$36.7K $13.10/SF
Area
Charleston, SC
Vacancy
5.50%
Lease Rate
$19.80 /SF/Yr
Expense Ratio
30.00%
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%
$733,480
Cap Rate 7%
$523,914
Cap Rate 9%
$407,489

Alternative Uses

Best Use
Multifamily LT 5
$523.9K
$458.4K – $611.2K (±1% cap)
NOI $36,674 @ 7.0% cap · market cap 3.12%
Second Best
Apartment 5plus
$485.5K
$424.8K – $566.5K (±1% cap)
NOI $33,987 @ 7.0% cap · market cap 2.89%
Theoretical Best
Office A
$757.7K
$663.0K – $884.0K (±1% cap)
NOI $53,041 @ 7.0% cap · market cap 4.52%
Zoning and permitted uses should be independently verified with authorities.

Property Analytics

Current Use

Duplexes

Suggested Use

Top Pick Electrical Service Auto Parts Store Locksmith (Bike/Boat/Book/etc) Store Butcher Tanning Salon

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

2,247
Businesses Nearby

Demographics for 29403, SC

21,363
Population
13,013
Households
1.6
Avg Household Size
30
Median Age
57%
College-Educated
92%
High-School Grad
5.4 sq mi
ZIP Area
3,956
Density / Sq Mi
$65,689
Median Household Income
$43,421
Median Earnings
$1,658
Median Rent
$624,000
Median Home Value

Market

Vacancy Rate% for Multifamily in South region

8.5% 2022
10.2% 2023
11.4% 2024
11.3% 2025
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Frequently Asked Questions

What type of property is this?
Duplex - Two three-bedroom units offer flex areas, updated kitchens, porches, and a fenced backyard with brick patio.
Where is this duplex located?
The property is located at 66 America St Unit A & B Charleston, SC.
What is the asking price?
The asking price for this property is $1,174,000.
What are key features of this property?
This property features: Two‑unit duplex totaling 2,800 square feet; Each unit includes 3 bedrooms plus a flex space; Built in 1890 and renovated
More about this property
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