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Two-Level Office Space
For Lease
$3,200/Mo

335 Union Ave, Belleville, NJ 07109

Office space designed across two levels with large windows, offering private offices, consultation rooms, and open work areas.

Space SizeContact for details
Days on Market51

Property Features for 335 Union Ave

General Information

Standard status Active
Property subtype Commercial

Taxes and HOA fees

Annual Taxes $12,944

Amenities

Central air
Central Air Cooling
Forced Hot Air Heating

Building Details

Year Built 1921
Stories 2
Listing Agency: C-21 SEMIAO & ASSOCIATES
Listed By: ISABEL RIBAU
Source: Corcoran
Added: Jul 11 Changed: Aug 28 Last Checked: Aug 29 at 8:51AM

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 C-21 SEMIAO & ASSOCIATES

Investment Insights

Based on property information with market context.

335 Union Ave offers a well-designed office space laid out across two distinct levels. The configuration is suited to a mix of private offices, consultation rooms, and open workspace, giving flexibility for operating separate functions on different floors or using each level independently.

The property is positioned directly across from a public school and is located along a busy corridor, providing strong visibility and active daily surroundings. It also offers convenient access to major roadways, public transportation, and nearby residential neighborhoods.

With natural light from large windows throughout, the space supports a bright, comfortable environment for staff and clients.

Key Highlights

  • Office space built in 1921 with two distinct levels for flexible business use
  • Layout supports private offices, consultation rooms, and open workspace options
  • Large windows throughout for natural light in both levels

Property Analytics

Current Use

Office Units

Suggested Use

Top Pick Law Firm Real Estate Agency Dental Office (Bike/Boat/Book/etc) Store Clothing & Fashion Store Food Market

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

NNN (Triple Net)
Lease Type

Location Intelligence

Trade Area within ½ mile

1,355
Businesses Nearby

Demographics for 07109, NJ

38,078
Population
15,045
Households
2.5
Avg Household Size
39
Median Age
31%
College-Educated
87%
High-School Grad
3.3 sq mi
ZIP Area
11,539
Density / Sq Mi
$90,164
Median Household Income
$47,446
Median Earnings
$1,596
Median Rent
$405,500
Median Home Value

Market

Vacancy Rate% for Office in Northeast region

13.1% 2019
15.4% 2020
17.6% 2021
19.1% 2022
20.2% 2023
20.9% 2024
19.9% 2025
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Frequently Asked Questions

What type of property is this?
Office units - Office space designed across two levels with large windows, offering private offices, consultation rooms, and open work areas.
Where is this office units located?
The property is located at 335 Union Ave Belleville, NJ.
What is the lease rate?
The lease rate is $3,200/Mo.
What are key features of this property?
This property features: Office space built in 1921 with two distinct levels for flexible business use; Layout supports private offices, consultation rooms, and open workspace options; Large windows throughout for natural light in both levels
More about this property
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