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Two-Story Duplex with Porches
For Sale
$250,000

21 Elgas Street, Buffalo, NY 14207

Residential, Buffalo, NY

Property Size2,360 SF
Lot Size0.08 Acres
Price / SF$105.93
Days on Market147

Property Features for 21 Elgas Street

General Information

Property type Residential Multi Family
Property subtype Duplex
Zoning description Residential 2 Unit
Bedrooms 6
Bathrooms 2
Full bathrooms 2
Rooms Bedroom 4, Basement, Bedroom 6, Bathroom 1, Bedroom 2, Bedroom 1, Bathroom 2, Bedroom 5, Bedroom 3
Interior features NaturalWoodwork, AirFiltration
Exterior features Fence
Fencing Fenced
Appliances GasWaterHeater
Lot features Rectangular, Rectangular Lot, Residential Lot
Elementary school district Buffalo
Middle school district Buffalo
High school district Buffalo
Directions Vulcan St to Elgas St
Subdivision Buffalo City-140200
Standard status Active
APN 140200-077-330-0004-030-000
Size 2,360 SF
Lot size 0.08 Acres

Taxes and HOA fees

Tax Annual Amount 2839

Utilities

Heating system Natural Gas
Water source Public

Amenities

large front porch
upper balcony
full basement
full attic
concrete driveway
partially fenced yard
natural woodwork

Building Details

Year built 1927
Floors in Building 2
Number of units 2
Flooring type Hardwood, Varies
Building materials CompositeSiding, Stone, CopperPlumbing, PexPlumbing
Roof type Asphalt, Rubber, Membrane
Architectural style Other
Listing Agency: WNY Metro Roberts Realty
Listed By: Ramon A Cruz Sr. · License #40CR1157578
Added: May 27 Changed: Oct 16 Last Checked: Oct 20 at 4:06AM
MLS# B1685203

Copyright © 2026 New York State Alliance of MLSs, LLC. 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 two-story duplex at 21 Elgas Street in Buffalo provides 2,360 square feet across two residential units. Each unit includes 3 bedrooms and 1 bathroom, with separate utilities supporting independent occupancy. The property also offers natural woodwork, hardwood flooring in portions of the interior, a full basement, and a full attic. A large front porch and upper balcony add exterior seating areas, while the concrete driveway and partially fenced yard provide additional site improvements.

Built in 1927, the property uses natural-gas heat and has a public water supply. Composite siding, copper and PEX plumbing, a membrane and rubber roof, and a gas water heater are among the documented building components. Both units are currently rented, and the existing long-term tenants have expressed interest in remaining with a new owner’s approval.

Key Highlights

  • 2,360‑square‑foot duplex with 2 residential units
  • Each unit includes 3 bedrooms and 1 bathroom
  • Separate utilities for the two units

Financial Insights

Estimated NOI and Cap Rate

NOI / Yr
$21,569
Cap Rate
8.63%
Suggested Prices Based on Cap Rates
Cap Rate 5%
$431,380 $431.4K
Cap Rate 7%
$308,129 $308.1K
Cap Rate 9%
$239,656 $239.7K
Market Conditions
NOI Build-Up for 2,360 SF
Gross rent
$41.1K $17.40/SF
− Vacancy
−$1.8K −$0.78/SF
EGI
$39.2K $16.62/SF
− OpEx
−$17.6K −$7.48/SF
NOI
$21.6K $9.14/SF
Area
Buffalo, NY
Vacancy
4.50%
Lease Rate
$17.40 /SF/Yr
Expense Ratio
45.00%
Simulate Cap Rate and NOI
Suggested Prices Based on Cap Rates
Cap Rate 5%
$431,380
Cap Rate 7%
$308,129
Cap Rate 9%
$239,656

Alternative Uses

Best Use
Multifamily LT 5
$334.5K
$292.7K – $390.3K (±1% cap)
NOI $23,417 @ 7.0% cap · market cap 9.37%
Second Best
Apartment 5plus
$308.1K
$269.6K – $359.5K (±1% cap)
NOI $21,569 @ 7.0% cap · market cap 8.63%
Theoretical Best
Office A
$567.5K
$496.6K – $662.1K (±1% cap)
NOI $39,727 @ 7.0% cap · market cap 15.89%
Zoning and permitted uses should be independently verified with authorities. How Realmo checks its estimates

Property Analytics

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Lease Details

2
Residential units
100%
Occupancy

Location Intelligence

Trade Area within ½ mile

477
Businesses Nearby

Demographics for 14207, NY

26,006
Population
11,317
Households
2.3
Avg Household Size
32
Median Age
19%
College-Educated
79%
High-School Grad
3.9 sq mi
ZIP Area
6,668
Density / Sq Mi
$38,951
Median Household Income
$33,851
Median Earnings
$943
Median Rent
$111,200
Median Home Value
Check the figures for this property Cap Rate, Value Estimation, Potential NOI and more
View Realmo Analytics

Market

Vacancy Rate% for Multifamily in Northeast region

4% 2022
4.6% 2023
5.3% 2024
5.6% 2025

Frequently Asked Questions

What type of property is this?
Duplex - Fully leased two-unit property with separate utilities, basement storage, and a partially enclosed yard.
Where is this duplex located?
The property is located at 21 Elgas Street Buffalo, NY.
What is the asking price?
The asking price for this property is $250,000.
What are key features of this property?
This property features: 2,360‑square‑foot duplex with 2 residential units; Each unit includes 3 bedrooms and 1 bathroom; Separate utilities for the two units
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