Triplex with Assigned
21585 Montgomery St, Hayward, CA 94541
For Sale
$1,349,888
Residential Income, Hayward, CA
Property Size2,483 SF
Lot Size0.14 Acres
Price / SF$543.65
Days on Market140
Property Features for 21585 Montgomery St
General Information
Property type
Property subtype
Bedrooms
Bathrooms
Full bathrooms
Rooms
Parking features
Window features
Interior features
Exterior features
Fencing
Fireplace
Appliances
Subdivision
Lot features
Elementary school district
High school district
Directions
Standard status
APN
Size
Lot size
Additional Details
Tenant in Place
Utilities
Sewer type
Heating system
Water source
Amenities
newer furnace
newer windows
newer flooring
interior paint
gas stove
refrigerator
washer
dryer
detached storage closets
assigned parking
Building Details
Year built
Number of units
Flooring type
Building materials
Roof type
Additional Structures
Buildings
Listing Agency:
KW Advisors · Keller Williams Realty
(510) 796-7900
Listed By:
Steve Pierce
(510) 409-2727
Added: Jun 21
Changed: Oct 27
Last Checked: Nov 7 at 2:06AM
MLS# 41139129
Copyright © 2026 Bay East. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.
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Investment Insights
Based on property information with market context.
This triplex contains three residential units totaling 2,483 square feet on a 0.1414-acre lot. The units have been maintained with newer furnaces, windows, flooring, interior paint, gas stoves, refrigerators, washers, and dryers. Detached storage closets and assigned parking provide additional functional features. The property also includes stucco construction, composition roofing, public water and sewer service, fencing, and a mix of forced-air and wall-furnace heating.
Located at 21585 Montgomery St in Hayward, the property is less than 1 mile from the Hayward BART Station and near downtown shopping, restaurants, coffee shops, and a movie theater. The property is in unincorporated Alameda County and is subject to the county’s Rent Stabilization Ordinance and Just Cause Eviction Ordinance.
Located at 21585 Montgomery St in Hayward, the property is less than 1 mile from the Hayward BART Station and near downtown shopping, restaurants, coffee shops, and a movie theater. The property is in unincorporated Alameda County and is subject to the county’s Rent Stabilization Ordinance and Just Cause Eviction Ordinance.
Key Highlights
- Three‑unit triplex with 2,483 square feet of total property size
- 0.1414‑acre lot in unincorporated Alameda County
- Less than 1 mile to the Hayward BART Station
Financial Insights
Estimated NOI and Cap Rate
NOI / Yr
$53,533
Cap Rate
3.97%
Suggested Prices Based on Cap Rates
Cap Rate 5%
$1,070,660
$1.1M
Cap Rate 7%
$764,757
$764.8K
Cap Rate 9%
$594,811
$594.8K
Market Conditions
NOI Build-Up for 2,483 SF
Gross rent
$80.4K $32.40/SF
− Vacancy
−$4.0K −$1.60/SF
EGI
$76.5K $30.80/SF
− OpEx
−$22.9K −$9.24/SF
NOI
$53.5K $21.56/SF
Area
Hayward, CA
Vacancy
4.94%
Lease Rate
$32.40 /SF/Yr
Expense Ratio
30.00%
Simulate Cap Rate and NOI
Suggested Prices Based on Cap Rates
Cap Rate 5%
$1,070,660
Cap Rate 7%
$764,757
Cap Rate 9%
$594,811
Alternative Uses
Best Use
Multifamily LT 5
$764.8K
$669.2K – $892.2K
NOI $53,533 @ 7.0% cap · market cap 3.97%
Second Best
Apartment 5plus
$688.0K
$602.0K – $802.7K
NOI $48,160 @ 7.0% cap · market cap 3.57%
Theoretical Best
Office A
$767.5K
$671.6K – $895.5K
NOI $53,728 @ 7.0% cap · market cap 3.98%
Zoning and permitted uses should be independently verified with authorities.
How Realmo checks its estimates
Property Analytics
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See the owner, sales and loan history
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Lease Details
3
Residential units
100%
Occupancy
Location Intelligence
Trade Area within ½ mile
1,290
Businesses Nearby
Explore this area
Business Placement
Demographics for 94541, CA
69,736
Population
23,217
Households
3
Avg Household Size
36
Median Age
30%
College-Educated
82%
High-School Grad
7.5 sq mi
ZIP Area
9,298
Density / Sq Mi
$106,556
Median Household Income
$52,023
Median Earnings
$2,229
Median Rent
$781,900
Median Home Value
Check the figures for this property
Cap Rate, Value Estimation, Potential NOI and more
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Market
Average Price Trend$/SF for Triplexes in Alameda County, CA
Properties on Market for Triplexes in Alameda County
Vacancy Rate% for Multifamily in West region
Frequently Asked Questions
What type of property is this?
Triplex - Each residence includes appliances, storage, and off-street parking.
Where is this triplex located?
The property is located at 21585 Montgomery St Hayward, CA.
What is the asking price?
The asking price for this property is $1,349,888.
What are key features of this property?
This property features: Three‑unit triplex with 2,483 square feet of total property size; 0.1414‑acre lot in unincorporated Alameda County; Less than 1 mile to the Hayward BART Station
