How firms should determine a fair hourly rate for a 1099 freelance interior designer, and why salary-equivalent thinking undervalues freelance support.

Pricing a 1099 interior designer often comes down to pulling a number from a quick salary estimate, more than a clear sense of what should actually go into that number. But the hourly rate shapes the whole relationship: whether the engagement is sustainable for the freelancer, and whether the firm is actually getting the level of work it's paying for.

Many of the 1099 rates you'll see in job postings and freelance marketplaces are built around entry-level or task-based work, pulling reference images, basic drafting, running errands. Those numbers were never built for senior-level scope: construction documents, project management, or work delivered independently without oversight. Applied to that level of experience, the math doesn't hold up.

So where do you actually start? Not by dividing a salary by 2,080 hours. That number was never built to answer this question.

How a Salary Number Actually Gets Built

A salary looks like one number, but it isn't. Behind it sits paid vacation and sick time, health insurance, retirement matching, unemployment insurance, and the employer's share of payroll taxes, along with the computers, software licenses, and office overhead the company absorbs without the employee ever seeing the cost. When a firm quietly divides a salary by 2,080 hours to arrive at an "hourly rate," all of that disappears from the math. What's left isn't a fair comparison, it's a fraction of one.

What a 1099 Interior Designer Is Actually Covering

A freelancer receives none of the above. They buy their own health insurance, fund their own retirement, and cover their own CAD, Adobe, and SketchUp licenses along with the hardware to run them. There's no unemployment insurance if a project ends early, and projects do end early, sometimes without much notice. The freelancer carries that risk alone, on every engagement, with no severance and no safety net between one project and the next.

There's a Formula for This, its Not a Guess

The designers who price their hourly rate correctly aren't picking a number that feels right. They're starting from a target salary, adding in the paid time off, benefits, retirement, and overhead a salary would normally include, then dividing by the hours that are actually billable, not all 2,080 of them. A meaningful share of every freelancer's year goes to business development, invoicing, and admin, hours that are real but never appear on a client invoice. Run correctly, the output is a defensible number, not a guess. It's built from real costs a freelancer carries alone, costs a salary already covers on an employee's behalf:

• Health, vision & dental: roughly 15–20% of salary. Freelancers buying individual coverage without an employer subsidy pay a meaningfully higher share of income than group-plan numbers suggest.

• Software, hardware & business overhead: roughly 10–20%. CAD, Adobe, and SketchUp licenses plus computer hardware add up fast, and none of it is optional.

• Paid time off equivalent: roughly 15–25%. A salary already includes several weeks of vacation, holidays, and sick time that a freelancer has to build into their rate instead of getting paid separately.

• Retirement: roughly 5%, in line with the average employer 401(k) match, so a freelancer funding their own retirement isn't worse off just because no one's matching it.

• Non-billable business time: roughly 15–20%. Marketing, invoicing, and admin, the hours that keep the business running but never show up on a client invoice.

• Contingency & risk buffer: roughly 20–25%. Self-employed workers generally don't qualify for unemployment benefits, so this is a self-funded reserve for gaps between projects, not a line item matching what an employer pays into the system.

A Rule-of-Thumb Chart

Business expenses, benefits, and the unpredictability of freelance income can run close to 100% of the base number, which is why the freelance rate roughly doubles the salary-equivalent hourly figure, not just matches it. As a general starting point (not an exact formula, business expenses and structure vary by person), a full-time salary converts to an freelance hourly rate at roughly this pace:

Why these Number are Still Significantly Lower Than Firms Billable Rates to Clients

A freelancer's hourly rate typically lands at roughly half of what a firm bills that same work out to its own clients. That's not because the freelancer's time is worth less. Every hour on a freelancer's invoice goes directly to the client's project, none of it is covering the firm's rent, marketing, admin staff, or profit margin the way an in-house hour does. The firm's billing rate has to clear all of that on top of the actual work; the freelancer's rate only has to cover the work itself. That's why the split tends to land close to the middle, and why "half the billing rate" isn't a discount, it's the firm keeping the difference.

There's also a quieter advantage that rarely gets said out loud: none of a freelancer's invoiced time goes to staff meetings, internal admin, training, or the general cost of having someone on payroll every day whether there's billable work or not. The freelancer has already priced that overhead into their rate, on their own time, not yours.

*These are general estimated ranges for 2026, meant to give a starting reference point. Actual rates vary by studio, firm size, project scope, geographic market, and individual experience, so use this as a general guide rather than a fixed benchmark for any specific engagement.

The value only improves from there with an experienced freelancer. A senior-level 1099 designer who can run a project independently, producing construction documents, coordinating consultants, managing timelines, without anyone in-house needing to review the work or explain what's next, comes without the hidden cost that often rides along with less experienced support: the hours a more senior staff member spends checking work, answering questions, or redirecting a project that's off track. That oversight time is a real expense, it just never shows up on an invoice. A senior freelancer who needs none of it is one of the better deals a firm can make.

What to Avoid

The easiest rate to find online isn't always the right one to use. General freelance marketplaces and job listings are full of numbers built for a different kind of engagement, one-off tasks, close supervision, work that gets checked and revised before it goes anywhere. Applied to work that's handled independently and delivered ready for a client, that number stops making sense.

Price the engagement against the wrong benchmark, and the savings tend to disappear fast, showing up later as slower turnaround, more revisions, or a freelancer spread across too many clients to keep the math working. All of which costs the project more than the fairer rate would have.

Structuring the Engagement

Setting the right rate is only half the equation, how the engagement is structured determines whether that rate actually works the way it's meant to. Invoicing on a regular, monthly basis is standard and keeps the relationship predictable for both sides. Pairing that with a clearly defined scope of work before the engagement starts, what's included, how changes to the project are handled, what happens if revisions run long, means the rate isn't just a number floating on its own, it's tied to a specific, mutually understood deliverable. That clarity is what makes a fair rate feel sustainable for the freelancer and predictable for the firm, instead of becoming a moving target for either side.

In Closing

A fair 1099 freelance rate isn't generosity, it's math. It reflects the real cost of running an independent design practice: health coverage, software and hardware, paid time off, retirement, the hours that go to running the business itself, and the risk of a project ending without notice. And for firms working with a senior freelancer, that rate still lands at roughly half of what the same work would bill out to a client, with no oversight cost, no cost between projects, and no hour on the invoice that isn't going straight to the work. Priced correctly, a freelance interior designer is one of the more cost-effective ways to add experienced support to a project.

Cley Atelier Consulting provides senior-level remote freelance support to interior design and architecture firms, from 3D models and renderings, to presentations, construction documents and even project management. If your next project needs experienced support, let's talk about where you need it.