Interior design pricing mixes billable design time, procurement, and overhead. Everhour keeps approved hours ready for client billing.
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A freelance interior designer uses an hourly rate to price consultations, design development, sourcing, project management, purchasing coordination, and client revisions. The calculation answers one practical question: the client-facing rate required to cover target income, business costs, benefits replacement, and tax reserves after non-billable work comes out of the year.
BLS reported May 2024 median pay for interior designers at $30.52 per hour, or $63,490 per year, for wage-and-salary workers. That benchmark does not price a solo practice by itself. BLS also reported that self-employed workers held 21% of interior designer jobs in 2024, and OEWS wage data excludes self-employed workers.
Use this formula: `(target income + overhead + benefits substitute + tax reserve) / billable hours`. Overhead for an interior designer includes software, samples, insurance, portfolio photography, accounting, marketing, travel, licensing or credential costs, and unpaid project administration. Billable hours exclude prospecting, proposals, bookkeeping, vendor follow-up that is not billed, and business development.
For example, a solo designer wants $90,000 in personal income, expects $18,000 in overhead, budgets $12,000 for self-funded benefits, and sets aside $24,000 for taxes. If 1,200 hours are realistically billable after admin, sourcing gaps, marketing, and client acquisition, the required rate is $144,000 divided by 1,200, or $120 per billable hour.
Interior design often uses more than one pricing model. Fiverr's interior design cost guide lists hourly billing, per-room fees, per-square-foot pricing, product and material markups, and retainers, with U.S. hourly rates from $50 to $450, square-foot pricing from $5 to $17, and product or material markups from 17% to 45%.
Treat the hourly rate as the floor behind every model. A $4,800 room package that takes 50 billable hours equals $96 per hour before expenses and tax reserves. If your required rate is $120, that package needs a higher fee, a smaller scope, a separate purchasing markup, or fewer included revision rounds.
A one-off calculation is enough when you need a sanity check for a consultation rate, a proposal, or a retainer renewal. It works when the scope is short, the client has no special reporting requirements, and you can separate billable design time from unpaid business time with clean notes.
A managed workflow becomes necessary when projects include retainers, reimbursable expenses, purchasing coordination, non-billable admin, and invoice handoff. Everhour Billing & Invoicing converts tracked billable time and expenses into invoices, excludes non-billable tasks, applies client settings, and exports invoices to QuickBooks Online, Xero, or FreshBooks.
This content is for general information only, may not be fully up to date, and is provided without any warranty or liability.
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Start with the BLS wage benchmark, then price the freelance business separately. BLS reported May 2024 median pay of $30.52 per hour for interior designers, but that figure covers wage-and-salary workers. A self-employed designer needs a higher client-facing rate when overhead, self-funded benefits, non-billable time, and tax reserves are included.
Yes, licensing, registration, continuing education, exams, professional dues, and credential-related costs belong in overhead when they support the design business. CIDQ reports that 29 states, Washington, DC, and Puerto Rico have some level of interior design regulation, so the cost category matters for designers working in regulated jurisdictions.
Product markup should not replace hourly billing unless the proposal intentionally prices design labor through the markup. Fiverr lists product and material markups from 17% to 45%, but markup recovers purchasing work, risk, vendor coordination, and margin. Track labor separately so the project still meets the required hourly floor.
Billable hours exclude work that keeps the business operating but does not appear on a client invoice. Interior designers spend time on prospecting, proposals, vendor research, accounting, marketing, sample management, travel planning, and follow-up. A lower billable-hour assumption raises the required hourly rate because the same annual cost must be recovered from fewer paid hours.
Yes. A U.S. sole proprietor or independent contractor generally reports business profit or loss on Schedule C and uses Schedule SE for Social Security and Medicare taxes on self-employment income. For 2026 rate setting, self-employment tax includes 12.4% Social Security up to the $184,500 base plus 2.9% Medicare, with Additional Medicare Tax above IRS thresholds.
Everhour Billing & Invoicing turns tracked billable time and expenses into client invoices, calculates invoice amounts from rates, and excludes non-billable tasks. Invoices can export to QuickBooks Online, Xero, or FreshBooks, with invoice status, number, issue date, and amount synced back to Everhour.
Track approved design hours, expenses, client defaults, and non-billable tasks in Everhour, then generate invoices that export to accounting tools with invoice status synced back.
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