Mixed-Use Office and Residential
3700 Seneca Street Buffalo, NY 14224
For Sale
$399,900
SINGLE_FAMILY - Buffalo, NY
Property Size3,397 SF
Lot Size0.49 Acres
Price / SF$117.72
Days on Market49
Property Features for 3700 Seneca Street
General Information
Property type
Residential
Property subtype
Office
Zoning
C-1
Rooms
Basement
Parking
7
Standard status
Active
APN
146800-143-070-0001-026-000
Size
3,397 SF
Lot size
0.49 Acres
Taxes and HOA fees
Tax Annual Amount
10290
Utilities
Heating system
Forced Air, Natural Gas
Water source
Public
Building Details
Year built
1964
Floors in Building
2
Flooring type
Vinyl, Carpet, Varies, Hardwood, Linoleum
Building materials
Brick, Masonry, Concrete, WoodSiding
Roof type
Shingle, Asphalt
Listing Agency:
Keller Williams Realty Lancaster
(716) 324-2300
Listed By:
Ryan Daley · License #10301215815
(716) 949-5189
Added: Jun 11
Changed: Jul 11
Last Checked: Jul 29 at 8:06PM
MLS# B1684151
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.
Investment Insights
Based on property information with market context.
3700 Seneca Street is a turn-key mixed-use brick building with a poured concrete foundation and a licensed appraisal that measured the gross building area across the first floor, second floor, and basement. The lower level has been used as a law office for the past 30 years and includes three designated office spaces, a waiting room, reception and general office support, a full bath, and a kitchenette. The upper two-bedroom apartment has been tastefully renovated with a fresh kitchen featuring new countertops and stainless appliances, luxury vinyl flooring, remodeled in-unit laundry and a utility room, a renovated full bath, and generously sized bedrooms with closet storage.
The property sits in the West Seneca Business District at 3700 Seneca Street in Buffalo, New York, under C-1 zoning. The full basement provides solid mechanicals and storage space.
Exterior and major systems include an architectural roof replaced in 2018, a high-efficiency furnace for the upper apartment, and upgraded electrical services. The site offers 7+ designated parking spaces with room for expansion, plus a detached two-car garage for additional parking and storage.
The property sits in the West Seneca Business District at 3700 Seneca Street in Buffalo, New York, under C-1 zoning. The full basement provides solid mechanicals and storage space.
Exterior and major systems include an architectural roof replaced in 2018, a high-efficiency furnace for the upper apartment, and upgraded electrical services. The site offers 7+ designated parking spaces with room for expansion, plus a detached two-car garage for additional parking and storage.
Key Highlights
- 3,397 sq ft multi‑use building (first floor, second floor, and basement) at 3700 Seneca Street
- Built in 1964 with brick construction, poured concrete foundation, and roof replacement in 2018
- Lower level law office setup: 3 designated office spaces, waiting room, reception, full bath, and kitchenette
Financial Insights For Multifamily LT 5
Simulate Cap Rate and NOI
NOI Build-Up
- 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.
| Component | $ | $/SF |
|---|---|---|
| Gross rent | $51.0k | $15.00 |
| − Vacancy | −$2.8k | −$0.83 |
| EGI | $48.2k | $14.17 |
| − OpEx | −$14.4k | −$4.25 |
| NOI | $33.7k | $9.92 |
3,397 SF · lease $15.00/SF/yr · vacancy 5.50% · expense 30.00%
Alternative Uses
Best Use
Office B
$605.1K
$529.5K – $706.0K
NOI $42,359 @ 7.0% cap · market cap 10.59%
Second Best
Multifamily LT 5
$481.5K
$421.3K – $561.8K
NOI $33,707 @ 7.0% cap · market cap 8.43%
Theoretical Best
Office A
$816.9K
$714.8K – $953.1K
NOI $57,184 @ 7.0% cap · market cap 14.30%
Zoning and permitted uses should be independently verified with authorities.
Property Analytics
Property Profile
Location Intelligence
Current Use
Frequently Asked Questions
What type of property is this?
Office units - Turn-key brick building with a lower-level law office setup, renovated two-bedroom apartment, and 7+ designated parking spaces.
Where is this office units located?
The property is located at 3700 Seneca Street Buffalo, NY.
What is the asking price?
The asking price for this property is $399,900.
What are key features of this property?
This property features: 3,397 sq ft multi‑use building (first floor, second floor, and basement) at 3700 Seneca Street; Built in 1964 with brick construction, poured concrete foundation, and roof replacement in 2018; Lower level law office setup: 3 designated office spaces, waiting room, reception, full bath, and kitchenette
