How to Set Your 2027 Marketing Budget Before Your CFO Does It for You

October is when the budget conversation starts in most organizations. Finance pulls last year's numbers, applies an adjustment for inflation or growth targets, and sends down a figure. Marketing either accepts it or fights for more with incomplete data. Neither approach produces a budget that's actually connected to what marketing is supposed to accomplish.

Here's how to get ahead of that conversation — with a number you can defend and a plan that connects spending to outcomes.

Start with goals, not dollars

The most common budgeting mistake is starting with what you spent last year and adjusting from there. That approach perpetuates whatever was wrong with last year's allocation and builds no connection between budget and business outcomes.

Start instead with what marketing is supposed to produce in 2027. More leads? Higher close rates on existing traffic? Entry into a new vertical or market? Brand awareness in a new geography? Each goal has different cost implications and different timelines to results. Until you know what you're trying to accomplish, any budget number is arbitrary.

Benchmark against revenue, not gut feeling

Industry benchmarks give you a starting framework. B2B service businesses typically spend between 6 and 12 percent of revenue on marketing. Professional services firms — law, accounting, financial advisory — tend to run 5 to 10 percent. Healthcare practices vary widely depending on specialty and competitive market, but 5 to 8 percent is a common range for growth-oriented practices. Consumer businesses generally spend more.

These are ranges, not targets. What matters more than hitting a benchmark is knowing whether your current spend is producing results at an acceptable cost, and whether more spend would produce proportionally more results or just more cost.

Audit before you allocate

Before you decide how much to spend in 2027, you need an honest accounting of what worked in 2026 and what didn't. Not based on impressions or reach — based on what channels and tactics actually contributed to revenue or pipeline. If you can't trace a marketing investment to business outcomes, you're either missing tracking infrastructure or spending on things that aren't working.

The audit doesn't have to be formal. Ask: which marketing activities generated leads or referrals? Which ones produced brand awareness that you can connect to anything measurable? Which ones produced no discernible result? Cut the last category before you start adding anything new.

Budget for three things

A useful marketing budget has three buckets: retention and existing customer marketing (lower cost, high ROI), acquisition marketing (higher cost, longer payback), and brand and content (longest-term investment, hardest to measure directly). Most businesses underfund the third category and then wonder why their acquisition costs keep rising.

Retention marketing — email, loyalty programs, re-engagement campaigns — consistently delivers the highest return. If you're not running a structured retention program, adding budget there before expanding acquisition is almost always the right call.

Build in flexibility

The best marketing budgets have a contingency component — typically 10 to 15 percent held back for opportunities that emerge during the year. A competitor exits the market, a PR opportunity opens up, a new channel proves out faster than expected. Rigid annual budgets that are fully allocated on January 1 can't respond to any of that.

The conversation to have with finance

When you go into the budget conversation with specific goals, a clear audit of what worked, channel-by-channel allocation tied to expected outcomes, and a reasonable benchmark comparison, you're in a completely different position than someone asking for more money based on last year's spend.

If you'd like help building a 2027 marketing budget — either the framework or the actual numbers — that's work we do with clients every Q4. Reach out and we can start with a conversation about what you're trying to accomplish next year.