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Google Ads / Strategy

What Google Ads management actually costs

Percent of spend, flat retainer, or performance pricing — the three fee models, what each one quietly rewards your agency to do, and how to sanity-check any quote against your own numbers.

In this article
  1. It is two numbers, and most quotes blur them
  2. The three fee models, and what each one rewards
  3. What the market actually charges
  4. Why we charge flat fees
  5. What should be included at any price
  6. Costs that sit outside the fee
  7. How to sanity-check any quote in four lines
  8. Frequently asked questions

It is two numbers, and most quotes blur them

Ask what Google Ads costs and you will get answers ranging from $500 to $50,000 a month, because the question hides two separate line items. There is ad spend — money that goes to Google, buying clicks. And there is the management fee — money that goes to whoever builds and runs the account. They are different budgets with different owners, and conflating them is the single most common way a quote becomes unreadable.

Your real marketing cost is both, divided by the jobs they produce. An agency that charges nothing but doubles your cost per click is expensive. An agency that charges $4,000 and cuts your cost per booked job by a third is free. Hold that frame and every number below becomes comparable.

The three fee models, and what each one rewards

Almost every agency in the market prices one of three ways. None is fraudulent; each creates a different incentive, and the incentive is the part worth reading.

The three ways agencies charge — and what each one pays them to do
ModelTypical shapeWhat it rewardsFits
Percent of ad spendCommonly 10–20% of monthly media, sometimes with a floorRaising your budget. The fee grows when spend grows, whether or not returns doLarge, stable accounts where spend is genuinely the lever — and where you set the budget, not them
Flat monthly retainerScoped to the work: channels, creative volume, number of campaignsEfficiency. The fee is fixed, so the only way to look good is to make the same budget produce moreMost service businesses, and anyone who wants budget decisions made on merit
Performance / pay-per-leadA base plus a per-lead or per-sale bonus, or pure per-leadLead volume — which is not the same thing as lead qualityMature relationships with modelled unit economics; risky as a starting arrangement

What the market actually charges

Real ranges, stated plainly, for a U.S. local service business:

  • Freelancer or solo consultant — $500–$2,500/month: one person, usually part-time on your account. Cheapest option that is still real work. The trade-off is bus factor and bandwidth: no strategist, no designer, no cover when they take a holiday.
  • Small to mid-size agency — $1,500–$8,000/month: the broad middle of the market. Enormous quality variance inside this band — it contains both the best value available and the churn-and-burn shops, which is exactly why the questions in the next article matter more than the price.
  • Full-service agency — $4,000–$15,000+/month: multiple channels, creative production, landing pages, and measurement infrastructure rather than account management alone. This is our own range, scoped to spend, platform mix, and which pillars are running.
  • Percent-of-spend shops — 10–20% of media: at $10,000/month spend that is $1,000–$2,000. Below roughly $5,000 in spend the percentage rarely covers real work, which is why most such shops set a floor anyway.

Why we charge flat fees

We will state our own bias rather than pretend to neutrality. We charge flat monthly fees, not a percentage of media, because percent-of-spend pricing pays an agency to recommend a bigger budget and pays nothing for the far harder work of making the current budget go further. Flat fees reverse that: when we cut your cost per booked job, our revenue does not fall.

This is not a claim that every percent-of-spend agency is compromised — plenty do excellent work, and a large account with a disciplined client can run that way for years. It is a claim about which way the incentive points when nobody is watching, and about who has to be disciplined for the arrangement to stay honest.

For the same reason we are cautious about pure performance pricing. Paying per lead sounds like perfect alignment until you notice it rewards volume, and the cheapest way to raise lead volume is to loosen targeting — which produces exactly the bad-lead problem most businesses hire an agency to fix.

What should be included at any price

Regardless of model, a management fee should cover the work that actually moves an account. If a quote excludes these, it is a cheaper service than it looks:

  • Search-terms review and negative keyword work: the recurring, unglamorous task that decides how much of your budget reaches buyers. Weekly at the start, at minimum monthly forever.
  • Conversion tracking that survives: calls, forms, and chat wired correctly, verified after every site change. Broken tracking is the most common thing we find in audits, and it invalidates everything downstream.
  • Ad and landing page testing: new assets in rotation on a real cadence, not a build-once account left to drift.
  • Reporting a human wrote: a dashboard is not a report. You should get an interpretation — what changed, why, what happens next.
  • Access to the person doing the work: a monthly call with someone who can open the account and answer a specific question about it.

Costs that sit outside the fee

Ad spend is the obvious one — it should be billed to your own card, on your own account, not passed through an agency. Beyond that, expect line items for video and creator production, premium stock or footage licensing, third-party tools you should own yourself (CRM, call tracking, testing platforms), and one-time project fees for website or landing page builds. Ask for these itemised in the proposal rather than discovered in month three.

How to sanity-check any quote in four lines

Do not compare fees to fees. Compare total cost per booked job, and check it against what a job is worth to you.

Say a quote is $2,000/month in fees on $6,000/month of ad spend. Total outlay is $8,000. If that produces 25 booked jobs, your all-in cost per job is $320. At a $1,200 average ticket, you are paying 27% of revenue to acquire the work — inside the 25–35% band that keeps one-off jobs profitable, so the deal is sound. At a $600 ticket, the same quote costs 53% of revenue and the arrangement cannot work no matter how good the agency is.

That is the entire test, and you can run it before your first call using the budget calculator and the click costs in our published benchmarks. A fee is only expensive relative to what it produces — and any agency that will not model this with you before you sign is telling you something.

Frequently asked questions

How much does it cost to hire someone to run Google Ads?

For a U.S. local service business: roughly $500–$2,500 a month for a freelancer, $1,500–$8,000 for a small or mid-size agency, and $4,000–$15,000+ for a full-service agency handling multiple channels, creative, and landing pages. Percent-of-spend shops typically charge 10–20% of media. All of these sit on top of ad spend, which is paid to Google separately.

Is percent of ad spend or a flat fee better?

Flat fees for most service businesses. Percent-of-spend pricing means the agency earns more when your budget grows, whether or not returns grow with it — so budget recommendations and agency revenue point the same direction. A flat fee holds the agency’s income steady, which makes efficiency the only way to look good. Percent of spend can work fine on large accounts where the client controls the budget decision.

Does the management fee include my ad spend?

It should not. Ad spend belongs on your own card and your own Google Ads account, billed directly by Google. An agency that bundles media into one invoice controls both the account and the ledger, which makes verifying what was actually spent difficult and makes leaving harder than it needs to be.

Is there a minimum ad budget worth hiring an agency for?

Below roughly $2,000–$3,000 a month in a competitive metro, management fees consume too much of the total for the arrangement to pay off, and conversion data arrives too slowly to optimize against. At that level, Local Services Ads and your Google Business Profile usually return more per dollar. We say so on those calls rather than taking the retainer.

Should I sign a long-term contract?

A short initial term is reasonable — paid search needs a few months before results mean anything, and an agency that rebuilds your tracking deserves the runway to show what it changed. Ours is six months, then month-to-month with 30 days’ notice. Multi-year lock-ins with no exit clause are a different thing, and the reason they exist is rarely the client’s benefit.

About the author

Shawn Mines · CEO & Founder

Shawn founded Growth Key Marketing and sets the strategy on every engagement, keeping the work pointed at the outcome the client is paying for — cost per booked job, not clicks. He writes about the economics of service-business marketing: ad budgets, lead math, the metrics that actually run an account, and the five-stage GrowthKey Method the agency operates on, refined across $30M+ in managed ad spend.

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