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Plans and renderings can only show so much. Once framing goes up, homeowners begin to see room sizes, ceiling heights, and window views in person. That experience often brings new ideas about outlet locations, lighting, or the size of a kitchen island. Other changes come from the site itself, when excavation turns up conditions no one could see beforehand.
Custom home change orders give those decisions a clear, documented path forward. Many homeowners are surprised by how far a single change can reach. A request that looks like a simple product swap can involve revised drawings, canceled orders, additional labor, and a shift in the construction schedule. Understanding why change orders cost what they do helps families building in Central Indiana decide which changes are worth making and when to make them.
What a Change Order Covers
A change order is a written modification to the agreed scope of work after the construction contract is signed. It describes what is changing and why, how it affects the original contract price, and any adjustment to the project timeline. Once the homeowner and builder approve it, the change order works as a contract amendment. The architectural plans, specifications, and finish schedule are then updated to match.
At Old Town Design Group, homeowners receive a firm, fixed price once the final design and selections are complete. That price reflects the home exactly as designed, which is why change orders in custom home construction deserve close attention. Any departure from the approved design moves through the change order process, along with its effect on cost and schedule. Our article on what impacts the cost of building a custom home in Central Indiana explains how that original price comes together.
A change order is also different from an allowance adjustment. When a homeowner selects a light fixture that costs more than its allowance, the overage is a price difference within the existing scope. A change order alters the plans, the specifications, or the work itself.
Why Small Changes Cost More
Consider a homeowner who decides to switch cabinet door styles after placing the cabinetry order. The new doors cost roughly $2,000 more than the original selection, so a $2,000 change order seems reasonable. In practice, the final figure often lands higher.
Depending on how far production has progressed, the supplier may charge a restocking or cancellation fee. The cabinet drawings need revision, and the estimator recalculates the material and labor costs. If the new doors have a longer lead time, countertop templating may have to wait, and the backsplash tile, plumbing fixture trim, and appliance installation wait with it.
Each step adds cost. Change order pricing typically reflects the material price difference, additional labor costs, subcontractor costs for return trips, rework, and the time spent revising plans and coordinating trades. Most builders also apply overhead and profit to change orders just as they do to the original contract, since supervising and scheduling added work takes real time. Some also charge a flat administrative fee, so it’s worth asking how change order fees are calculated before signing a builder agreement.
How Timing Shapes the Price
Timing influences how change orders affect construction costs more than almost any other factor. During design development, most changes require only revised drawings and an updated cost estimate, since nothing has been ordered or built yet. Moving a wall on paper costs very little.
A single electrical outlet shows how quickly that changes. Added before the electrical rough-in, it is a minor adjustment the electrician handles during an already scheduled visit. Requested after drywall, trim, and paint are complete, the same outlet means cutting into a finished wall, running new wire, and patching and repainting the area afterward.
Structural changes follow the same pattern on a larger scale. After framing begins, moving a wall can involve a structural engineer, additional lumber, labor to remove completed work, and adjustments to nearby electrical, plumbing, or HVAC runs. At the finish stage, a change may require removing installed tile, flooring, or trim, so the homeowner pays for the original work, its removal, and the replacement.
Removing Scope Still Has Costs
Not every change adds to the scope. Homeowners sometimes remove items to protect the construction budget, such as dropping a built-in, simplifying a ceiling detail, or choosing a less expensive countertop. These deletions usually produce a credit, but it’s often smaller than the original line item.
Several factors reduce that credit. If you have already ordered materials, restocking or cancellation fees come out of it. If work has started, you can’t recover labor already spent, and revised plans and coordination still take time. Deductions made during design development tend to return close to their full value, while deductions made mid-build return less.
How Changes Move the Schedule
Change orders and the construction timeline are closely linked. A custom home in Carmel, Westfield, or Zionsville follows a defined construction sequence, with each trade booked weeks in advance. When one step shifts, every step that depends on it can shift as well.
Material lead times are usually where the schedule feels a change first. Special-order windows, doors, appliances, and some plumbing fixtures can have extended lead times, so a change made after procurement begins can stall the work that depends on them. Window changes illustrate this well. The openings must be framed to the correct size, and the home must be closed in before much of the interior work can move forward.
Trade availability adds another layer. Subcontractors across the Indianapolis metro area divide their time among many job sites. If the drywall crew cannot start because an electrical change requires another rough-in inspection, that crew moves to its next project and returns when its calendar allows. A few days of added work can become a much longer gap, and project milestones and the completion date move with it.
Not every change slows the build, though. A change to work that is still several weeks out, or to an item that can be ordered while other trades keep working, may have little effect on the completion date. The impact depends on what the change touches, how far construction has progressed, and whether other trades are waiting on the affected work. That’s why we review the schedule effect case by case rather than assigning a standard number of days.
Changes That Can Have a Wider Impact
Most homeowner-requested changes fall into a few categories. Floor plan changes and structural changes, such as widening an opening or adding a window, can carry significant cost and schedule implications because they affect engineering, framing, and sometimes permits. This is one reason floor plan flexibility deserves careful attention before construction starts. Electrical and lighting changes are also common, since walking through framed rooms helps homeowners picture where furniture, televisions, and lamps will actually go. Finish upgrades make up much of the rest, including cabinetry, countertop, flooring, plumbing fixture, and appliance changes. Each of these can affect orders already placed with suppliers and vendors.
Other changes start on the site. Unforeseen site conditions, like buried debris or soil that needs correction, may require a field change before work continues. Old Town’s detailed lot analysis, which uses laser technology to assess grade, drainage, and fill needs before design begins, lowers the chance of these surprises on lots across Hamilton County and the surrounding area. No evaluation sees everything below the surface, though, so when a condition does appear, the team documents it through the same written change order as any other scope change.
How Old Town Handles Changes
A clear builder change order process keeps the homeowner and builder working from the same information. At Old Town, the process begins when a homeowner raises a change request with their Core Team, typically the construction manager or interior designer. Our estimator calculates the cost of materials, labor, and any rework, while the construction manager evaluates how the change affects the construction schedule.
The homeowner then receives a written change order. It outlines the revised scope of work, the reason for the change, the pricing adjustment, the updated contract price, and any effect on the timeline. Work on the change begins only after the homeowner approves it. Revised plans and updated specifications go to the trades, and the signed change order stays in BuilderTrend, the project management system homeowners use throughout the build to track the schedule, selections, and building documents.
That record remains useful long after approval. When a question comes up months later about why a fixture sits where it does, the answer is already in writing. The Lohse family, who built a custom home with Old Town, noted that our team approached their change requests by asking “how can we?” rather than saying no. That attitude, paired with clear pricing and documentation, lets changes happen without confusion.
Keeping Changes Manageable
Avoiding change orders during construction altogether isn’t the real aim. The more useful goal is to make decisions when they cost the least. Spending additional time on the floor plan before final pricing, touring model homes to test room sizes in person, and completing selections ahead of each selection deadline all reduce the likelihood of late changes. Walking through daily routines on paper helps as well. Where will phones and laptops charge? Which light switch do you reach first when coming in from the garage? Where will the sofa and bed actually sit? Questions like these settle many of the electrical and layout changes that would otherwise surface during framing.
A project contingency provides additional room. Setting aside a portion of the construction budget for changes allows homeowners to approve a worthwhile mid-build idea without creating a budget overrun. Before approving any change, homeowners can ask two questions. What is the total cost, including labor, rework, and fees? How will it affect the schedule? Combining several small requests into one change order can also reduce repeat trade visits and paperwork. Our guide to the biggest mistakes to avoid when building a custom home covers other decisions that are easier to settle early.
None of this means you should turn down every mid-build idea. Seeing a room at full scale sometimes reveals a better layout or a feature the family will use for years, and in those cases the added cost or time can be a fair tradeoff. What matters is approving the change with a clear view of its full cost and schedule effect, rather than discovering those consequences afterward.
Building a custom home in Central Indiana should feel organized, even as plans evolve. At Old Town Design Group, our Core Team of site planners, architects, construction managers, and interior designers works alongside each homeowner from lot evaluation through the final walkthrough, with clear pricing and documentation at each stage of the build.
Whether you are building in Carmel, Fishers, Noblesville, Westfield, Zionsville, or on your own lot, we welcome the opportunity to walk through how decisions are made and documented on an Old Town build.
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FAQs
How much do custom home change orders usually cost?
The cost depends on the size of the change and when it happens. A finish swap made during design may cost little more than the price difference. A structural change after framing can cost considerably more once you include labor, rework, revised drawings, and supplier fees.
Why does a change order cost more than the price difference?
A change order covers everything the change requires, not only the new item. That can include canceled or restocked materials, additional labor hours, subcontractor return trips, revised plans, and overhead for scheduling and supervising the added work.
How do change orders delay construction?
A change can require materials with longer lead times, an additional inspection, or a return visit from a trade that has moved on to other projects. Not every change affects the completion date, though. Changes to work that is still weeks away, or items that can be ordered while other trades continue, often have little schedule impact.
Can a change order lower the contract price?
Yes. Removing or downgrading an item usually produces a credit. The credit may be smaller than the original line item if materials were already ordered, work had started, or plans needed revision.
Are change order fees normal?
Many builders apply overhead and profit to change orders, and some add a flat administrative fee. Suppliers may also charge restocking or cancellation fees on materials already ordered. Asking how these costs work before construction begins prevents surprises later.
When is the best time to make changes during a custom home build?
The least expensive time is during design, before final pricing and permits. The next best window is before the related materials are ordered or the related work is installed. Selection deadlines exist largely to protect homeowners from late-stage costs.
Is an allowance overage the same as a change order?
Usually not. Choosing a fixture that costs more than its allowance creates a price difference within the existing scope. A change order alters the plans, the specifications, or the work itself.