Home Additions in Hammond, LA

Quillen Construction Group builds home additions throughout Hammond. Tangipahoa Parish’s largest city has a diverse housing stock and a growing market for well-executed additions that add real value.

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A house in Hammond, LA under construction with new wooden framed home additions being built on two stories, ladders leaning against the structure, and construction materials scattered on the ground.

Hammond Homeowners Are Investing in Their Properties.

Hammond’s housing ranges from historic homes near downtown to mid-century construction in established residential areas and newer subdivision development on the city’s perimeter. Homeowners across all of these property types are investing in additions when they need more space — a second-story addition on a historic home downtown, a rear addition on a mid-century ranch, a master suite on a newer subdivision build. We assess each Hammond property individually to understand what it can support and what Tangipahoa Parish will permit before writing a scope.

Our Process

We’ve refined our approach over hundreds of projects to make our services as straightforward as possible. Here’s what you can expect when you work with us.

Seven people stand together in front of a Quillen Construction Group banner in Hammond, LA. Most are wearing navy blue company shirts and name tags, smiling as they pose—experts you can trust for home additions and more.

Step 1: Meet & Plan

We visit your Hammond home, walk the property and existing structure, and produce a written estimate with a detailed and accurate scope.
Two people in Hammond LA review Home Additions floor plans on a tablet, one pointing with a pen. Printed plans lie on the table. One wears a blazer and smartwatch, while a coffee cup sits in the background.

Step 2: Design & Refine

We develop the full addition design and work through every detail with you before any work begins.
Modern kitchen with light wood cabinets, white marble countertops, stainless steel appliances, and gold fixtures. Pendant lights and a central island complete this elegant space. Home additions in Hammond LA enhance the open feel with a glass-railed staircase in view.

Step 3: Build & Complete

We manage the complete addition including all Tangipahoa Parish permits and inspections through final completion.
A house extension under construction in Hammond, LA, features exposed wooden framing and a red ladder inside. The unfinished siding and partially built roof frame reflect the ongoing home additions project, with construction materials visible on site.

Built to Perform in Tangipahoa Parish's Climate.

Hammond and Tangipahoa Parish share Southeast Louisiana’s subtropical climate, and home additions here need to be built with materials that perform in that environment for decades. We select roofing, framing, and finish materials with that long-term performance standard in mind on every addition we build in Hammond.

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Start Your Hammond Home Addition.

Get a free estimate from a contractor who works throughout Hammond and Tangipahoa Parish. Clear scope, honest pricing, quality results.

About Home Additions Across Hammond

Hammond’s housing spans three distinct eras — historic homes in the neighborhood around downtown and Southeastern Louisiana University, mid-century construction in established residential areas, and newer subdivision development on the city’s outskirts. Each era presents different addition considerations. Historic homes may have specific architectural compatibility requirements and older structural systems that need assessment. Mid-century ranches offer conventional addition paths. Newer construction has the most predictable tie-in points. We work throughout all of Hammond’s housing stock with the appropriate approach for each.

Why Work with us?

We Have A Team Of Experienced And Skilled Professionals Who
Are Dedicated To Delivering Top-Quality Workmanship.

Professional Contractor

From Start To Finish, QCG Services General Contracting Handles Every Aspect Of Your Project.

24/7 Services​

Whenever You Call, We Are Ready.

Affordable Price​

We Believe That Everyone Should Have Access To Quality Services.

Best Materials

We Handle Every Facet Of Your Project Using Quality Materials.

Frequently Asked Questions

Does Quillen Construction Group build home additions in Hammond?

Yes. We serve Hammond homeowners with home addition services throughout Tangipahoa Parish. We work on historic homes near downtown, mid-century construction in established residential areas, and newer subdivision development throughout the city.

What’s involved in adding onto a historic home in Hammond?

Hammond has a collection of historic homes in neighborhoods near downtown and around Southeastern Louisiana University that have genuine architectural character worth preserving. Additions on these properties need to be designed with that character in mind — matching exterior materials, respecting the scale of the existing structure, and tying in at the roofline in a way that doesn’t look awkward. While Hammond doesn’t have a formal HDLC review process like New Orleans’s historic districts, we bring the same design sensitivity to these projects because it’s the right way to handle them.

Do you handle Tangipahoa Parish permits for home additions in Hammond?

Yes. We manage all permitting and inspection coordination with Tangipahoa Parish on every Hammond addition, including plan submissions, permit fees, and all required inspections through final completion.

How far in advance should I plan for a home addition in Hammond?

The planning and permitting process typically takes four to eight weeks before construction can begin, depending on Tangipahoa Parish’s current permit processing times and the complexity of the project. For additions requiring structural engineering, add another two to four weeks for drawings. Planning six to twelve weeks out from your desired start date gives us time to do it right without rushing.

How do I get started with a home addition in Hammond?

Call us at (504) 800-4126 or use the contact form on our website to schedule a free site visit and estimate.

RESIDENTIAL PROJECTS

Quillen Construction Group is a full-service residential remodeling company serving the New Orleans area for over ten years!

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121 Blue Heron

128 Dona Dr

198 Colony

121 Magnolia Ct

2125 Milan

101 Zachary

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