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15-Unit Apartment Building
New
For Sale
$3,400,000

34 William Street, Mechanicville, NY 12118

Commercial Sale, Mechanicville, NY

Property Size31,152 SF
Lot Size0.53 Acres
Price / SF$109.14
Days on Market4

Property Features for 34 William Street

General Information

Property type Commercial Sale
Property subtype Other
Zoning Multi Residence
Parking 24
Parking features Off Street
Exterior features Lighting
Elementary school district Mechanicville
Middle school district Mechanicville
High school district Mechanicville
Directions I-87 to Exit 9 east onto route 146 east, left at route 236 into Mechanicville, onto route 4&32, left onto Williams street, left into church parking lot.
Standard status Active
APN 411000 262.54-1-28
Size 31,152 SF
Lot size 0.53 Acres

Taxes and HOA fees

Tax Annual Amount 22458

Utilities

Sewer type Public Sewer
Heating system Forced Air, Natural Gas
Cooling system Central Air
Water source Public

Amenities

lounge
banquet space
prep kitchen
rooftop terrace
private outdoor patios
gym
offices
storage units

Building Details

Year built 1925
Floors in Building 5
Building materials Steel Beam, Block, Brick
Roof type Rubber, Flat
Listing Agency: Red Door Realty NY Inc
Listed By: Joseph I Starr · License #10401377109
Added: Sep 15 Changed: Sep 18 Last Checked: Sep 18 at 1:06PM
MLS# 202626443

Copyright © 2026 Global MLS, Inc. 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.

This 31,152-square-foot apartment property at 34 William Street contains 15 units created through a late-2020 conversion of a 1925 building. The property includes shared lounge and banquet areas, a prep kitchen, rooftop terrace, gym, two offices, 12 storage units, private outdoor patios, and off-street parking. Four additional apartments may be added. Each residence is separately equipped with electric service, a furnace, hot water heater, washer and dryer, and WiFi thermostat, along with granite countertops and stainless steel appliances. Building improvements include new windows, doors, roofing, and mechanical systems. The property is served by public water and public sewer, with forced-air natural gas heat, central air, and a flat rubber roof. It is fully occupied and carries Multi Residence zoning. The reported cap rate is nearly 9%.

Key Highlights

  • 15‑unit apartment building with 31,152 square feet
  • Converted in late 2020 from a 1925 building
  • Fully occupied with a reported cap rate of nearly 9%

Property Analytics

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Current Use

The Apartments at Saint Paul's Apartment Building

Suggested Use

Top Pick Real Estate Agency HVAC Service Electrical Service Kitchen & Bath Showroom Bakery Plumbing Service

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

15
Residential units
100%
Occupancy

Location Intelligence

Trade Area within ½ mile

374
Businesses Nearby

Demographics for 12118, NY

16,618
Population
8,079
Households
2.1
Avg Household Size
42
Median Age
33%
College-Educated
93%
High-School Grad
35.3 sq mi
ZIP Area
471
Density / Sq Mi
$91,182
Median Household Income
$54,079
Median Earnings
$1,105
Median Rent
$315,100
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
Rey
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Frequently Asked Questions

What type of property is this?
Apartment building - Fully occupied multifamily property with extensive resident amenities, private outdoor areas, storage, and off-street parking.
Where is this apartment building located?
The property is located at 34 William Street Mechanicville, NY.
What is the asking price?
The asking price for this property is $3,400,000.
What are key features of this property?
This property features: 15‑unit apartment building with 31,152 square feet; Converted in late 2020 from a 1925 building; Fully occupied with a reported cap rate of nearly 9%
More about this property
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