USPS ZIP 51101
Sioux City · Woodbury County, IA
ZIP Code 51101 Construction Cost Estimating & Crew Wage Index (Sioux City, IA)
Bid-ready CSI MasterFormat Divisions 01–48 material takeoffs and labor cost estimates calibrated directly to postal code 51101 in Sioux City, Woodbury County, Iowa. Delivered in unlocked Excel + color PDF takeoff layers within 24–48 hours, flat fee from $80.
ZIP 51101 Calibration Card
- Jurisdiction
- Woodbury County
- ZIP Labor Index
- 93.2
- Material Freight Index
- 99.1
- Composite Multiplier
- 0.96x (95.9)
- Coordinates
- 42.4972, -96.4029
ZIP 51101 (Sioux City, IA) Burdened Trade Labor & CSI Assembly Rates
Calibrated for Mixed Union & Merit-Shop bidding in Woodbury County (93.2 labor factor).
| CSI Division | Trade & Benchmark Assembly | ZIP 51101 Crew Rate | ZIP Installed Unit Cost | Flat Takeoff Fee |
|---|---|---|---|---|
| Div 26 | Commercial Electrical Distribution & LED Package | $73.16/hr | $18.80/SF | From $85 |
| Div 23 | Packaged VAV RTU + SMACNA Galvanized Ductwork | $69.71/hr | $21.48/SF | From $85 |
| Div 22 | Cast-Iron DWV + Type L Copper Domestic Plumbing | $71.02/hr | $9.40/SF | From $85 |
| Div 03 | 4,000 PSI Footings & Slab-on-Grade w/ Grade 60 Rebar | $60.49/hr | $228.24/CY | From $80 |
| Div 05 | A992 Wide-Flange Structural Steel + Metal Decking | $74.00/hr | $4076/TON | From $90 |
| Div 09 | Metal Stud Framing, Type X Gypsum & ACT Ceilings | $61.98/hr | $9.83/SF | From $80 |
| Div 31 | 3D GPS Mass Grading, Trenching & Select Structural Fill | $67.20/hr | $33.09/CY | From $95 |
IA Building & NEC Code Notes
Iowa State Building Code & Electrical Examining Board statewide NEC enforcement plus municipal IBC adoption.
Site & Environmental Scope Factors
48–60 inch deep frost footings, sub-zero winter enclosure allowances, and expansive glacial till subgrade stabilization.
Prevailing Wage Rules in ZIP 51101
No statewide prevailing wage mandate; municipal/federal wage scales apply where specified.
Order a ZIP 51101 Takeoff in Any of Our 22 CSI Trade Divisions
General Construction
Electrical
Mechanical
HVAC
Plumbing
MEP Combined
Fire Protection
Concrete
Masonry
Structural Steel
Carpentry & Wood
Roofing & Siding
Drywall & Insulation
Flooring
Painting & Coatings
Doors, Windows & Glazing
Excavation & Sitework
Civil & Infrastructure
Landscaping & Hardscape
Specialty & Technology
Demolition & Restoration
Industrial & Process