USPS ZIP 21401
Annapolis · Anne Arundel County, MD
ZIP Code 21401 Construction Cost Estimating & Crew Wage Index (Annapolis, MD)
Bid-ready CSI MasterFormat Divisions 01–48 material takeoffs and labor cost estimates calibrated directly to postal code 21401 in Annapolis, Anne Arundel County, Maryland. Delivered in unlocked Excel + color PDF takeoff layers within 24–48 hours, flat fee from $80.
ZIP 21401 Calibration Card
- Jurisdiction
- Anne Arundel County
- ZIP Labor Index
- 105.5
- Material Freight Index
- 102.4
- Composite Multiplier
- 1.04x (104.1)
- Coordinates
- 38.9898, -76.5501
ZIP 21401 (Annapolis, MD) Burdened Trade Labor & CSI Assembly Rates
Calibrated for Mixed Union & Merit-Shop bidding in Anne Arundel County (105.5 labor factor).
| CSI Division | Trade & Benchmark Assembly | ZIP 21401 Crew Rate | ZIP Installed Unit Cost | Flat Takeoff Fee |
|---|---|---|---|---|
| Div 26 | Commercial Electrical Distribution & LED Package | $82.82/hr | $20.40/SF | From $85 |
| Div 23 | Packaged VAV RTU + SMACNA Galvanized Ductwork | $78.91/hr | $23.32/SF | From $85 |
| Div 22 | Cast-Iron DWV + Type L Copper Domestic Plumbing | $80.39/hr | $10.20/SF | From $85 |
| Div 03 | 4,000 PSI Footings & Slab-on-Grade w/ Grade 60 Rebar | $68.47/hr | $247.76/CY | From $80 |
| Div 05 | A992 Wide-Flange Structural Steel + Metal Decking | $83.77/hr | $4424/TON | From $90 |
| Div 09 | Metal Stud Framing, Type X Gypsum & ACT Ceilings | $70.16/hr | $10.67/SF | From $80 |
| Div 31 | 3D GPS Mass Grading, Trenching & Select Structural Fill | $76.07/hr | $35.91/CY | From $95 |
MD Building & NEC Code Notes
Maryland Building Performance Standards (2021 IBC/IECC/NEC) + Chesapeake Bay Critical Area stormwater controls.
Site & Environmental Scope Factors
Strict MDE stormwater bioretention/ESD sizing, I-270 BSL-2/BSL-3 cleanroom pressurization, and Baltimore harbor marine pilings.
Prevailing Wage Rules in ZIP 21401
Maryland Prevailing Wage Law applies to public works >= $250,000 with >= 25% state funding.
Order a ZIP 21401 Takeoff in Any of Our 22 CSI Trade Divisions
General Construction
Electrical
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Civil & Infrastructure
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