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Updated Duplex with In-Law Unit
New
For Sale
$1,399,000

15 -17 Harriet Street, San Francisco, CA 94103

Two-level residential income property with renovated kitchens, flexible room layouts, and an additional unwarranted accessory unit.

Property Size2,700 SF
Lot Size0.03 Acres
Price / SF$518.15
Days on Market7

Property Features for 15 -17 Harriet Street

General Information

Standard status Active
Size 2,700 SF
Lot size 0.03 Acres
Property subtype Multi Family

Site & Location

Highway Access Yes
Public Transit Yes

Units

Unit Mix 1 x 3BR/1BA, 1 x 2BR/2BA, 1 x 1BR/1BA
Multifamily Units 3

Amenities

laundry

Building Details

Year Built 1921
Listing Agency: Realty ONE Group Future
Listed By: Elizabeth Machado · License #01762150
Source: Exitrealty
Added: Aug 6 Changed: Aug 11 Last Checked: Aug 12 at 5:08AM

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 Realty ONE Group Future

Investment Insights

Based on property information with market context.

Built in 1921, this approximately 2,700-square-foot duplex occupies a 1,307-square-foot lot and may be delivered vacant. The lower residence includes 3 bedrooms, an office or bonus room, 1 bathroom, an open kitchen with dining area, and shared stackable laundry. Upstairs are 2 bedrooms, an office or bonus room, 2 bathrooms, and a private laundry room. Both primary units have updated kitchens with hardwood floors, stainless steel appliances, slab stone counters, and custom-painted wood cabinetry. Unit 17 also includes remodeled bathrooms with tile floors and tub-and-shower enclosures.

An additional unwarranted 1-bedroom, 1-bath in-law unit expands the property's configuration. The duplex is near Downtown San Francisco, Market Street, BART, MUNI, Mission Bay, Yerba Buena Gardens, Civic Center, major freeways, and the Gene Friend Recreation Center.

Key Highlights

  • Approximately 2,700 sq. ft. duplex on a 1,307 sq. ft. lot
  • Built in 1921; property may be delivered vacant
  • Lower unit: 3 bedrooms, office/bonus room, 1 bath, open kitchen, and shared stackable laundry

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
$95,957
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
6.86%
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%
$1,919,140 $1.9M
Cap Rate 7%
$1,370,814 $1.4M
Cap Rate 9%
$1,066,189 $1.1M
Market Conditions
NOI Build-Up for 2,700 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
$145.8K $54.00/SF
− Vacancy
−$8.7K −$3.23/SF
EGI
$137.1K $50.77/SF
− OpEx
−$41.1K −$15.23/SF
NOI
$96.0K $35.54/SF
Area
San Francisco, CA
Vacancy
5.98%
Lease Rate
$54.00 /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%
$1,919,140
Cap Rate 7%
$1,370,814
Cap Rate 9%
$1,066,189

Alternative Uses

Best Use
Multifamily LT 5
$1.37M
$1.20M – $1.60M (±1% cap)
NOI $95,957 @ 7.0% cap · market cap 6.86%
Second Best
Apartment 5plus
$1.25M
$1.10M – $1.46M (±1% cap)
NOI $87,661 @ 7.0% cap · market cap 6.27%
Theoretical Best
Specialty Retail
$13.19M
$11.54M – $15.39M (±1% cap)
NOI $923,187 @ 7.0% cap · market cap 65.99%
Zoning and permitted uses should be independently verified with authorities.

Property Analytics

Current Use

Duplexes

Suggested Use

Top Pick Tanning Salon Clothing & Fashion Store Buffet Pet Grooming Service Fish Market (Bike/Boat/Book/etc) Store

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

3
Residential units
Yes
Highway access

Location Intelligence

Trade Area within ½ mile

13,936
Businesses Nearby

Demographics for 94103, CA

37,843
Population
20,920
Households
1.8
Avg Household Size
37
Median Age
56%
College-Educated
88%
High-School Grad
1.4 sq mi
ZIP Area
27,031
Density / Sq Mi
$122,339
Median Household Income
$83,348
Median Earnings
$2,146
Median Rent
$1,057,600
Median Home Value

Market

Vacancy Rate% for Multifamily in West region

7% 2022
7.8% 2023
8.6% 2024
8.6% 2025
Rey
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Frequently Asked Questions

What type of property is this?
Duplex - Two-level residential income property with renovated kitchens, flexible room layouts, and an additional unwarranted accessory unit.
Where is this duplex located?
The property is located at 15 -17 Harriet Street San Francisco, CA.
What is the asking price?
The asking price for this property is $1,399,000.
What are key features of this property?
This property features: Approximately 2,700 sq. ft. duplex on a 1,307 sq. ft. lot; Built in 1921; property may be delivered vacant; Lower unit: 3 bedrooms, office/bonus room, 1 bath, open kitchen, and shared stackable laundry
More about this property
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