New second story framing going up on a one-story brick home in Houston
Bright upstairs primary bedroom with vaulted ceiling in a second story addition
New oak staircase leading up to a second story addition

Second Story Additions in Houston, Pearland and Galveston

Master Remodelers designs and builds second-story additions for homes in Houston, Pearland, Friendswood, League City, Clear Lake, and Galveston. Adding a second story doubles your living space without giving up your yard. We check whether your foundation and walls can carry the new floor, draw the plans, handle permits and deed restriction approvals, and build the addition to match your house.

Master Remodelers is a family-owned company that has been remodeling Houston-area homes since 1998. We’re licensed and insured, rated A+ by the BBB, and back our work with a lifetime workmanship warranty.

Why Add a Second Story Instead of Building Out?

A second story makes sense when you need a lot more room but your lot doesn’t have it. It’s the right fit when:

 

  • Your lot is small or a ground-level addition would eat most of the backyard.
  • Setbacks or deed restrictions limit how far you can build toward the property line. That’s common in older neighborhoods inside the Loop.
  • You need a whole suite, such as a primary bedroom with a bath and closet, not just one extra room.
  • You love your neighborhood and would rather add space than move.

 

If you only need one room, a room addition or a bump-out addition usually costs less. You can also turn unused space into living space with an attic conversion or a garage conversion. For more options, read 8 smart ways to expand your living space.

What Can You Put on a Second Story?

  • A new primary suite with a bedroom, bathroom and walk-in closet.
  • An in-law suite with a bedroom, bathroom, kitchenette and sitting area for a parent or adult child. See why families choose a 2nd master or in-law suite.
  • Kids’ bedrooms and a shared bath, so the main floor stays quieter.
  • A game room or media room with space for a pool table, a TV wall or a wet bar.
  • A home office away from the noise of the main floor.

Some homeowners also use a second story as a rental unit. Rules on separate rental units vary by city and by deed restrictions, so we check yours before design starts.

Can My House Support a Second Story?

Most Houston-area homes sit on a concrete slab, and the slab and walls were usually sized for one floor. Before we design anything, a structural engineer looks at the foundation, the walls and the framing to see if they can carry the added weight. If they can’t, the engineer specifies the reinforcement, such as added piers or beams. That work adds cost, so we include it in your estimate before you commit.

Do You Need a Permit to Add a Second Story?

Yes. A second story is a structural addition, so it needs approved plans and a building permit:

  • Inside Houston city limits, permits go through the Houston Permitting Center.
  • In other cities, such as Pearland, Friendswood, League City or Galveston, the city issues the permit. Outside city limits, the county does.
  • Deed restrictions and HOAs often set height limits or require design approval. We submit the plans for that review too.
  • Historic districts, such as parts of the Houston Heights, need approval from the city’s Historic Preservation office before work starts.

We handle the permit applications and schedule the inspections for you.

Second Story Additions in Galveston and Flood-Prone Areas

A second story can put new living space above flood levels, which is one reason coastal homeowners build up. Two rules matter on the coast:

  1. Floodplain rules. If your home is in a mapped flood zone and the project costs 50% or more of the home’s market value, the whole house may have to meet current flood rules, which can mean raising it. We check this before you design.
  2. Windstorm inspections. In the area covered by the Texas Windstorm Insurance Association (TWIA), which includes Galveston County, new construction must meet the windstorm code and pass inspection to stay eligible for TWIA coverage.

Learn more on our Galveston remodeling page.

How Much Does a Second Story Addition Cost?

A second story is one of the biggest remodeling projects you can take on. The price depends on:

  1. Size, whether it’s a full second floor or a partial one over part of the house.
  2. Structural work, including any foundation or wall reinforcement the engineer requires.
  3. Plumbing, since bathrooms and a kitchenette add cost.
  4. The new staircase and how much of the first floor it changes.
  5. Finishes, from flooring to fixtures.
  6. Roof and exterior work, including matching the existing brick or siding.

Your estimate is free and itemized. Ask about home improvement financing through Slice by FNBO.

Our Second Story Addition Process

  1. Free consultation. We walk your home, talk about how you want to use the space and check your lot and neighborhood rules.
  2. Engineering and design. The structural review comes first, then the floor plan and exterior design so the addition looks like it was always there.
  3. Permits and approvals. We submit the plans to the city or county and to your HOA or deed restriction committee.
  4. Construction. We reinforce the structure if needed, remove the roof section, frame the new floor, dry it in and add the staircase. Then we do the plumbing, electrical, HVAC and finishes.
  5. Final inspections and walkthrough. We pass the final inspections, walk the space with you and fix anything on your list.

Why Choose Master Remodelers for Your Second Story?

  • Family owned since 1998, led by President Donald “Don” Borden.
  • One team for the whole project, from design and permits to construction and final inspection. See our general contractor services.
  • Licensed and insured, with an A+ BBB rating, the Pulse of the City Award in 2025 and 2026, and a lifetime workmanship warranty.
  • Inner Loop and coastal experience in neighborhoods such as the Heights, West University Place and Southside Place, Uptown and the Galleria, Bellaire, Montrose and Clear Lake.

Read what homeowners say in our reviews, or browse the project gallery.

Frequently Asked Questions

It usually does, because it adds finished square footage, bedrooms and bathrooms, which are what most buyers in the Houston area pay for. How much value it adds depends on your neighborhood and on how well the addition matches the rest of the house. A real estate agent can tell you what similar two-story homes nearby sell for.

Yes, in most cases. Your county appraisal district adds the new square footage to your home's appraised value. In Texas, the 10% yearly cap on homestead appraisal increases does not apply to the value of new improvements, so the first tax bill after the addition can rise by more than 10%.

Often, yes. Most existing systems are sized for the first floor only. An HVAC load calculation shows whether your current unit can handle the extra space. Many two-story homes in Houston use a separate upstairs unit or a zoned system so both floors stay comfortable.

If the second story has bedrooms, yes. Buyers expect a bathroom on the same floor as the bedrooms. Placing the new bathroom above an existing bathroom or the kitchen shortens the plumbing runs, which keeps costs down.

Yes. Call your agent before construction starts. You may need coverage for the home while it's under construction, and your dwelling coverage should go up when the addition is finished so the new space is insured.

Usually, yes. A balcony is designed along with the addition so the framing, waterproofing and railings meet code, and it goes on the same permit plans. Some deed restrictions and HOAs limit balconies that overlook a neighbor's yard, so check those rules first.

Get a Free Second Story Addition Estimate

We'll look at your home, talk through your plans and give you an itemized estimate.