Most small businesses land somewhere between 5% and 12% of revenue, but the percentage is the wrong place to start. The right number comes from working backward: how many customers you need, how many leads it takes to get one, and what a lead costs in your market. The percentage is a sanity check you run afterward, not a target you set first.

The reality is that the benchmark everyone quotes was built from companies you have nothing in common with. Here is where it comes from, what the broader data actually shows, and the math that produces a number you can defend.

Where the 7 to 8 percent rule comes from

The most cited marketing budget benchmark in the world is the Gartner CMO Spend Survey. The 2026 edition put marketing budgets at 7.8% of company revenue, essentially flat against 7.7% the year before, and roughly 18% below where budgets sat four years ago.

Here is the part that gets left out of every article quoting it. Gartner surveyed 401 marketing leaders, and the vast majority work at companies with more than $1 billion in annual revenue. Those companies already have brand awareness. People already know their names. Their 7.8% is a maintenance budget for demand that already exists.

You are not maintaining demand. You are creating it. Different job, different number.

What the broader data says

The CMO Survey, run by Duke University's Fuqua School of Business with Deloitte and the American Marketing Association, samples a wider mix of US companies, including small ones. Its 35th edition, fielded in January 2026 with 308 marketing leaders, reported that marketing expenses averaged 8.96% of company revenues.

But the average is not the useful number. The median in that same data set was 5%.

That gap is the whole story. Half of companies surveyed spend 5% of revenue or less on marketing. The average gets pulled up to 9% by a minority of heavy spenders, mostly consumer brands with expensive acquisition. Most teams miss this and benchmark themselves against the mean, then feel behind for no reason.

Two more numbers from the same survey worth having in your head:

• Marketing spending grew only 1.74% over the prior twelve months, while digital marketing spending grew 8.20%. The money is not increasing. It is moving.
• Marketing accounted for a mean of 9.64% of total company budget, with a median of 7%.

Why percentage of revenue is the wrong starting point

Percentage-of-revenue budgeting has a structural flaw that hits small businesses hardest: it is circular. Low revenue produces a low budget, which produces low visibility, which produces low revenue. The formula locks you into the size you already are.

It also tells you nothing about whether the spend will work. Ten percent of revenue poured into a channel your customers do not use is worse than 3% aimed correctly.

Use the percentage as a guardrail. Build the number from the bottom.

The math that actually produces a number

Four inputs. You probably know three of them already.

1. How many new customers do you need per month? Start from a revenue goal, not a feeling.
2. What is your close rate on qualified leads? If you do not track this, estimate it honestly and start tracking this week.
3. What does a lead cost in your market? Pull this from your own past ad data, or start with a conservative estimate and correct it after 60 days.
4. What is an average customer worth in gross profit, not in revenue?

Then the arithmetic:

Customers needed, divided by close rate, equals leads needed. Leads needed, multiplied by cost per lead, equals your acquisition budget.

A worked example. You want 8 new customers a month. You close 25% of qualified leads, so you need 32 leads. Leads in your category run about $60, so acquisition costs roughly $1,920 a month. Your average customer produces $1,400 in gross profit, so those 8 customers produce $11,200. The spend is 17% of the gross profit it generates, which is healthy.

Run that same math with a $40 gross profit customer and the numbers collapse immediately. That is the point. The math tells you fast whether the plan works, and a percentage rule never will.

The floor: what it costs to be findable at all

Some spending is not acquisition. It is the cost of existing in a searchable form, and it does not scale with revenue. A business doing $400,000 and a business doing $4 million need roughly the same version of these:

• A website with a real page for each service and each location you serve
• A complete, correctly categorized Google Business Profile
• A working review request system
• Basic tracking so you can tell which calls came from where

Until those exist, paid traffic leaks. You are buying clicks that land on a page with nothing specific to convert against. Spend here first, every time.

The ceiling: capacity and payback

Two things cap the number regardless of what you can afford.

Capacity. If you can serve 12 new customers a month, do not buy 20 leads' worth of demand you cannot answer within an hour. Slow follow-up destroys lead economics faster than any targeting mistake.

Payback period. How long until a customer returns the cost of acquiring them? If a customer pays back in the first transaction, you can spend aggressively. If it takes three visits over eight months, you are financing that gap out of working capital, and the budget has to respect your cash position, not just your ambition.

How to split it

Most small businesses divide the money badly in two specific ways.

Acquisition versus retention. In The CMO Survey's 2026 data, acquisition budgets ran about 26% larger than retention budgets, and 66% of companies spent more on acquisition than retention. Existing customers are cheaper to sell to and most local businesses have no retention spending at all. A simple email or text sequence to past customers usually returns more per dollar than the next increment of ad spend.

Foundation versus campaign. A reasonable starting split for a local business is roughly 40% on the durable foundation, meaning website, search visibility, reviews, and content, and 60% on acquisition, meaning ads and promotions. Flip toward foundation if your floor is not built yet. Flip toward acquisition once it is.

One more thing the data supports: stop-start budgeting is expensive. Marketing leaders in the 2026 CMO Survey put the median durability of a marketing investment's effect at about six months. Turning spending off for a quarter does not pause the results. It resets them, and you pay the ramp again.

What each budget level realistically buys

Rough guidance for a local service business, assuming the foundation is either built or being built:

• Under $1,500 a month. One channel, done properly, plus the foundation. Usually search visibility and reviews. Do not split this across four channels. It will do nothing in all four.
• $1,500 to $4,000 a month. Foundation plus one acquisition channel with real spend behind it, plus enough tracking to know what worked. This is where most local businesses start seeing compounding results.
• $4,000 to $10,000 a month. Multi-channel, with brand building alongside direct response, and enough volume for meaningful testing. Below this, testing is mostly noise.

Whatever the level, the split between what you pay a person or agency to manage and what you put into media matters. In the 2026 CMO Survey, companies reported that external agencies handled about a third of their digital marketing activity, with a median of 25%. You do not have to outsource everything, and you should not pay management fees on work you already do well in-house.

The four numbers to know before you set any budget

• Gross profit on an average customer
• Close rate on qualified leads
• Current cost per lead by channel
• Payback period

If you cannot answer these, that is your first project, not the ad account. Every budget conversation without them is guessing with a spreadsheet open.

One honest warning

When profits come in under plan, marketing is usually where the cut lands. The 2026 CMO Survey found that when results miss, executives prioritize cutting expenses 53% of the time, and marketing is the line that gets cut about 45% of the time.

Sometimes that is correct. Often it is just the easiest number to change in a spreadsheet. The way to avoid making that decision blind is to know, before the pressure arrives, exactly which portion of your spending is producing traceable revenue and which portion is habit. A budget you can defend line by line is much harder to cut arbitrarily than a lump sum labeled marketing.

The bottom line

Start with the customers you need, work back to the leads and the cost per lead, check the answer against the 5% to 12% range, and adjust for whether your foundation exists yet. That process produces a number you can explain to your accountant and to yourself.

If you want a second set of eyes on the math, or you are not sure what your cost per lead should be in this market, that is a short conversation. JG Collective builds marketing strategy and local SEO systems for businesses across the Wasatch Back, Park City, Provo, and Salt Lake City, in English and Spanish.

Book a free 20 minute discovery call. Bring your four numbers.

Sources: The CMO Survey, 35th edition, Topline Report 2026 (Duke University's Fuqua School of Business, Deloitte, and the American Marketing Association; 308 US marketing leaders, fielded January 7 to 29, 2026). Gartner 2026 CMO Spend Survey (401 marketing leaders, fielded January to March 2026).

‍

_{Disclaimer: This article is general marketing information, not financial, accounting, tax, or legal advice. The benchmarks and ranges cited come from published industry research and are not recommendations for any specific business. Marketing results vary by market, category, offer, pricing, and execution, and no outcome is guaranteed. Before making budget or investment decisions, consult a qualified accountant, financial advisor, or attorney familiar with your situation. JG Collective is a marketing agency and is not a licensed financial advisor.}