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Troy homeowner planning

Plan the project.
Know what to verify.

A local starting point for comparing common home-project budgets, preparing permit questions, and requesting clearer contractor bids in Troy, Michigan.

Oakland CountyOfficial sources checked July 30, 2026
Official-source check: July 30, 2026We checked Troy’s permit portal and published residential checklist. Confirm the exact address, scope, current form, and inspection path before starting work.
See official sources ↓

Five example project ranges

These examples use HomeScope Guide’s current Troy planning adjustment and the example sizes shown. The adjustment is part of our educational calculator—not an official city statistic or a contractor price index.

Example projectPlanning rangePermit prompt
240 sq. ft. deck$8,300–$17,600Often required
2,000 sq. ft. roof replacement$14,000–$27,000Confirm locally
150 linear ft. fence$4,500–$10,000Varies by scope
576 sq. ft. detached garage$40,400–$84,000Required
300 sq. ft. home addition$61,600–$126,400Required

Ranges are educational starting points. They may exclude design, engineering, permit fees, premium finishes, unexpected repairs, financing, and unusual site conditions.

Your Troy planning sequence

  1. Define the project footprint, dimensions, materials, and must-have features.
  2. Photograph the work area, property access, grade, utilities, and existing conditions.
  3. Check private deed or association restrictions separately from city requirements.
  4. Use the City of Troy’s official resources to identify current applications and inspection steps.
  5. Give every contractor the same written scope before comparing bids.
  6. Confirm who will obtain permits and what documents you receive at closeout.

Troy permit desk

Prepare the record before construction begins.

Responsible office

Troy Building Inspection

500 W Big Beaver Road · 248-524-3300

City Hall hours shown by Troy: Monday–Friday, 8 a.m.–4:30 p.m.

Online starting point

Permits, records, and inspections

Troy’s portal links permit requirements, forms, issued-permit records, homeowner and contractor inspection scheduling, and BS&A Online.

Open Troy’s official portal ↗

How to apply

  1. Choose the permit requirement for the exact project.
  2. Use the residential checklist to assemble drawings and supporting information.
  3. Separate building, electrical, plumbing, and mechanical responsibilities.
  4. Keep issued permits and final approvals with the home record.

Inspection planning

  • Use Troy’s homeowner or contractor inspection schedule for the correct request path.
  • Confirm all rough inspections before work is concealed.
  • Check the issued-permit record and final status before final payment.

Documents to prepare

  • Project address, owner, and contractor information
  • Dimensioned plans or scope drawings
  • Site or plot information when the footprint changes
  • Separate trade details and required product information

What to put in a bid request

  • Project address and a concise description of the goal
  • Approximate dimensions, photos, and a simple sketch
  • Preferred materials, finishes, colors, and product allowances
  • Demolition, disposal, access, and landscape-protection expectations
  • Responsibility for plans, permits, inspections, and engineering
  • Desired schedule, payment milestones, warranty, and closeout documents

Primary sources

Verify directly with Troy.

Compare your own scope

Choose Troy, select a project, and enter your size.

Use the Troy cost calculator →