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Renovated Office Units
For Lease
$6,915/Mo

2999 Westminster, Seal Beach, CA 90740

COMMERCIAL - Seal Beach, CA

Space SizeContact for details
Days on Market51

Property Features for 2999 Westminster

General Information

Property type Commercial Lease
Property subtype Office
Directions Corner of Westminster Blvd and Seal Beach Blvd between Post Office and Gas Station
Subdivision 1A - Seal Beach
Standard status Active
APN 09564144

Utilities

Cooling system Central Air
Listing Agency: Altamira Properties
Listed By: Serena Goss · License #01722982
Added: Jun 22 Changed: Aug 4 Last Checked: Aug 11 at 10:06PM
MLS# OC26127817

Copyright © 2026 California Regional Multiple Listing Service, 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 office property offers suites ranging from 431 SF to 948 SF, accommodating both compact offices and larger configurations. The building was fully renovated in 2007, including electrical and air-handling improvements brought up to code. Certain suites may support medical use when plumbing is present and the required CUP applies. Central Air serves the property.

Parking is a notable component, with 56 spaces and a 5:1000 parking ratio. A reciprocal parking agreement with the adjacent Seal Beach Village Plaza provides additional availability in perpetuity. The tenant mix includes a periodontist, wellness practice, Pilates studio, insurance business, and other healthcare-related services.

The property is positioned near Seal Beach Boulevard and Westminster Avenue, with convenient access to a nearby I-405 on/off ramp. The address is 2999 Westminster, Seal Beach, CA 90740.

Key Highlights

  • Office suites from 431sf to 948sf
  • Fully renovated in 2007 with electrical and air‑handling systems brought up to code
  • 56 parking spaces with a 5:1000 parking ratio

Property Analytics

Current Use

Office Units

Suggested Use

Top Pick Restaurant Real Estate Agency Auto Repair Shop Building Supply Big Box & Wholesale Store Law Firm

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

Multi-tenant
Tenancy
Yes
Highway access
NNN (Triple Net)
Lease Type

Location Intelligence

Trade Area within ½ mile

502
Businesses Nearby

Demographics for 90740, CA

24,769
Population
14,208
Households
1.7
Avg Household Size
61
Median Age
51%
College-Educated
95%
High-School Grad
11.1 sq mi
ZIP Area
2,231
Density / Sq Mi
$82,427
Median Household Income
$70,686
Median Earnings
$2,421
Median Rent
$488,400
Median Home Value

Market

Vacancy Rate% for Office in West region

11% 2019
14.1% 2020
15.5% 2021
17.2% 2022
19.9% 2023
21% 2024
20.8% 2025
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Frequently Asked Questions

What type of property is this?
Office units - Flexible suite sizes support traditional office use and, where plumbing is present, medical occupancy with CUP.
Where is this office units located?
The property is located at 2999 Westminster Seal Beach, CA.
What is the lease rate?
The lease rate is $6,915/Mo.
What are key features of this property?
This property features: Office suites from 431sf to 948sf; Fully renovated in 2007 with electrical and air‑handling systems brought up to code; 56 parking spaces with a 5:1000 parking ratio
More about this property
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