Honest answer: a true custom luxury home in the Des Moines metro starts around $350-$425 per square foot for the build cost alone — excluding land. From there, finish levels, complexity, and site conditions push the number higher. A 4,500 sf custom build in West Des Moines or Waukee at MIR-quality finish levels typically lands somewhere between $1.6M and $2.4M, plus the cost of the lot.
That's a wide range — and it's wide for real reasons. The cost drivers below are the actual line items that move a number from the bottom of that range to the top. We talk through each of them with every prospective client, so the eventual contract is a real reflection of what you want, not a number plucked from the air.
What's in the build cost (and what isn't)
The build cost includes:
- Foundation, framing, structure, roof
- Mechanical, electrical, plumbing
- Insulation and weatherization
- Drywall, paint, trim, doors
- Cabinetry, countertops, fixtures, appliances (per spec)
- Flooring, tile, lighting
- Permits and inspections
- Builder's general conditions and overhead
The build cost typically does NOT include:
- The lot
- Lot prep beyond standard (heavy excavation, retaining walls, special foundations)
- Architectural design fees (if separate from the builder)
- Interior design / furnishing
- Landscaping beyond builder-grade
- Pools, outdoor kitchens, sport courts (often quoted separately)
- Loan interest during construction
Make sure when you compare quotes from multiple builders that you're comparing the same scope. A "lower" number from another builder is often lower because they've quietly excluded items that ours includes.
The five biggest cost drivers
1. Square footage
Obvious but worth saying: every additional 500 sf at MIR finish levels adds $175K-$215K. The cheapest square footage to buy is the square footage you don't actually need. We push hard on this in the planning conversation because most families overestimate the size of the home they really want to live in.
2. Finish level
The kitchen, primary bath, and powder room collectively can swing $150K-$300K+ depending on cabinetry maker, countertop material, appliance package, fixtures, and tile. We're transparent about these line items at design — you'll know exactly what each upgrade adds before you commit.
3. Lot conditions
Walkout sites, sloped lots, poor soils, and lots with environmental constraints (wetland buffers, mature tree preservation) can add $40K-$150K to the foundation and site-work line. The lot-walk before purchase is the right time to flag these.
4. Outdoor + extras
Heated in-ground pools start around $120K and easily reach $200K+ with hardscape and outdoor kitchens. Sport courts add $40K-$80K. Wine cellars, home theaters, and finished walk-out lower levels each add $50K-$200K depending on scope.
5. The market
Material and labor costs have moved meaningfully over the last five years. We re-baseline our cost models quarterly. The number we quote you in March may be different in September if commodities have moved — which is why we contract with reasonable contingencies and manage change orders honestly when they're needed.
What about the lot?
Lot prices in the western Des Moines metro vary enormously. A teardown lot in established West Des Moines might be $200K-$450K. A new-development lot in Waukee might be $150K-$350K. An acreage in Dallas County could range from $300K to over $1M. Premium lots in established neighborhoods (Clive's older streets, the wooded sections of West Des Moines) command premiums for good reason.
How we present pricing
We don't do "starting at" pricing. Every project gets a real budget estimate after the first deep-dive conversation, refined into a line-item proposal during design, and locked into a contract with clear contingency policies before we break ground. You'll always know what you're paying for and why.
If you want to talk through a real budget for your specific situation, schedule a consultation. No pressure, no commitment — just an honest conversation about the numbers.