Bowman Design + Direction

Designers in Arlington don't pull permits — the contractor does, through the Arlington Inspectional Services Department. A kitchen or bath remodel typically triggers building, plumbing, and electrical permits, with gas line work needing a separate gas permit. Many Arlington homes built before 1940 carry undersized 100-amp services, original knob-and-tube in unrenovated zones, and lath-and-plaster walls that make lighting and millwork rough-in slower than in newer construction; a designer planning a kitchen or whole-floor scope will usually coordinate the service upgrade and rewiring with the GC at project kickoff. Arlington's local historic districts apply to exterior changes only, so interior work proceeds without commission review even on Pleasant Street District properties.

Arlington interior designer fees sit in the upper-mid tier band — roughly 10 to 15 percent below Newton, Brookline, and Cambridge, and 10 to 20 percent above the regional suburban average. Hourly rates from established firms commonly run $175 to $325, with principal designers at the established boutiques charging $400 to $550+. Flat-fee single-room scopes typically run $5,000 to $11,000. Kitchen-bath selection packages commonly land at $5,500 to $11,000. Whole-house engagements are usually priced at 13 to 20 percent of the combined construction-and-furnishings budget. Cost-plus procurement markups run 18 to 30 percent over trade. Custom millwork from Arlington-area shops typically runs $400 to $900 per linear foot installed.

Massachusetts requires a written contract and a Home Improvement Contractor registration for most residential interior design work; ask for the registration number and check it before paying a deposit.

More on permits, costs, rebates and common questions, plus every other interior design contractor serving the town, on the Interior Design in Arlington page.