Two Ames Houses, Same Street, Wildly Different Siding Bills: What Drives the Gap

Two neighbors on the same block in southwest Ames pull their siding estimates out of the same mailbox week. One is quoted $18,000. The other, a house that looks about the same size from the curb, is quoted $27,500. Same crew, same material, same month. The first homeowner assumes somebody got padded. Neither did. The two houses just wear their walls differently, and the wall is where the money goes.

If you are gathering siding estimates this month, it helps to know which features quietly move the number before you ever pick a color. Here is a feature-by-feature checklist so you can read your own quote instead of guessing.

Height and Stories: The First Big Lever

Wall height changes labor more than almost anything else. A single-story ranch lets a crew work off short ladders and ground-level staging. A two-story or a story-and-a-half with tall gable peaks means scaffolding, longer setup, and slower, more careful work up high.

Walk your house and note:

• Number of full stories on each elevation, not just the front.
• Tall gable peaks over a great room or entry, which often reach 20-plus feet.
• Walkout or split-level backs where the lower level adds a whole extra band of wall the front view hides.

A 1,600-square-foot ranch and a 1,600-square-foot two-story can differ by several thousand dollars for exactly this reason. The two-story has less roof footprint and more vertical wall, and that wall costs money to reach.

Wall Area vs. Floor Area: They Are Not the Same

Homeowners size a job by interior square footage. Crews size it by exterior wall area, which is a different measurement. A compact two-story stacks its living space, so it can have less wall than a sprawling ranch with the same floor plan.

Things that add wall area without adding a single interior square foot:

• Deep overhangs and large soffit and fascia runs that need wrapping.
• Bump-outs, bay windows, and cantilevers that add corners and surface.
• Attached garages and breezeways that are easy to forget when you eyeball a house.

If you want the framework for how these square-foot numbers turn into a bill, our line-by-line breakdown of a real Ames siding replacement shows where each dollar lands.

Corners, Cuts, and Complexity

A simple box is cheap to side. Every jog in the wall adds corner posts, trim, and cut time, and cuts are where labor hours pile up.

Count these as you circle the house:

• Outside and inside corners. A plain rectangle has four. A home with bump-outs and an offset garage can have a dozen or more, each needing its own corner detail.
• Rooflines meeting walls. Every spot where a roof edge dies into siding needs flashing and careful cutting.
• Dormers. Each one is a tiny building with its own corners, trim, and slow handwork.

Complexity is exactly why two similar-looking homes diverge. Since siding is all we do, the seams around these details are where a specialist crew earns its keep, and where a general contractor doing occasional siding tends to slow down.

Openings: Windows, Doors, and Utilities

Every opening in a wall means cutting siding to fit and trimming the edge so water stays out. More openings, more detail work.

Check for:

• Window and door count, plus oversized or arched units that need custom trim.
• Deep or shallow window returns that change how trim is built.
• Exterior clutter: hose bibs, electrical meters, dryer vents, light fixtures, and outlets, each of which gets cut around and re-flashed.

A house with 22 windows and three exterior doors carries far more labor than one with 12 windows and one door, even at identical wall area.

Condition Under the Old Siding

Two houses can quote apart because of what tear-off reveals. One has sound sheathing. The other has soft spots around a north-facing wall that took years of freeze-thaw and a leaky gutter.

Watch for these on your walls now:

• Soft or spongy areas you can press near the base of walls and under windows.
• Old repairs that suggest past moisture problems.
• Stains bleeding through the current siding.

Reputable Ames estimates handle this with a per-sheet allowance for rotted sheathing rather than a flat guess. If your current siding is only tired in a couple of spots, it is worth reading our guide on when a repair is enough and when replacement pays off before committing to a full re-side.

Material and Accessories

Finally, the choices you make. Insulated vinyl runs less than fiber cement per square foot but more than builder-grade vinyl. Trim packages, wider corner boards, and shutters all add up.

Line items that move the number:

• Material grade. Quality insulated vinyl versus fiber cement is a real spread across a whole house.
• Trim and accents. Board-and-batten gable ends or wide fascia wraps cost more than plain runs.
• Add-ons. New gutters, soffit, and wrap often ride along with a full siding replacement because the crew is already up there.

When you compare your two estimates, the material line is usually the easy part to read. The labor and detail lines are where the real story sits. If the bids still look strange side by side, our note on why two Ames estimates can differ by thousands walks through it.

Frequently Asked Questions

My house is smaller than my neighbor’s but my quote is higher. Did I get overcharged?

Not necessarily. If your home has more corners, more windows, taller gables, or a walkout level, it has more wall and more detail work than a plain box with a bigger floor plan. Ask each estimator to show wall area, corner count, and opening count so you can compare apples to apples.

Will the crew know about rotted sheathing before they start?

They can spot warning signs, but the certain answer comes at tear-off. A good Ames estimate includes a stated per-sheet replacement rate so a surprise does not become a blank check. Ask what that rate is before you sign.

Does an attached garage really change the price much?

Yes. A garage adds wall, corners, and often a big door opening to trim around, all without adding interior living space. It is one of the most common reasons a homeowner’s mental square footage is smaller than the crew’s measured wall area.

Want a straight read on what your specific walls will take? Call Ames Siding for a free, no-pressure estimate, and we will measure the features that actually drive your number.