Who This Is For

Almost every guide to choosing a Facebook ads agency assumes you are spending between $1,500 and $5,000 a month on ads. If your budget is $300, most of that advice does not apply to you, and most agencies are the wrong answer.

Go and read the top results for this question. They will tell you to define your goals, ask for case studies, understand the pricing model, and negotiate your contract terms. Reasonable advice. All of it written for a business ten times the size of the one doing the searching.

This is the version for a local business with a real budget: a few hundred dollars a month, no marketing department, and no appetite for a twelve-month contract. Some of what follows will talk you out of hiring anyone. That is deliberate.

Do You Need a Facebook Ads Agency at All?

You need an agency when the cost of your time exceeds the fee, or when the setup decisions are the part you will get wrong. You do not need one just because Facebook ads look complicated.

The interface is not the hard part. You can learn Ads Manager in an afternoon. The hard part is two decisions that get made before you touch a single setting, and both of them are made silently by default if you do not think about them.

  • The service area. Set the radius wider than you genuinely serve and most of your budget goes to people who will never become customers. Nothing in the interface warns you. The campaign will look like it is running fine.
  • The frequency. A local campaign works by showing the same people your business repeatedly until they recognize it. If your budget divided by your audience size produces less than one impression per person per month, the campaign cannot build recognition no matter how long it runs.

If you are confident making those two calls, run it yourself. Genuinely. Plenty of owners do, and the ongoing effort is a couple of hours a month once it is set up.

Hire someone when you would rather not think about it again, or when you have already tried and the numbers went nowhere.

What Does a Facebook Ads Agency Cost for a Small Business?

Typical agency pricing is a retainer of $500 to $2,000 a month plus your ad spend on top, often with a minimum spend requirement and a six to twelve month contract. That structure exists because agencies are built around larger accounts, and it is why most local businesses conclude that agencies are not for them.

There are three pricing models and they behave differently at small budgets:

  • Flat retainer plus your ad spend. The common one. At a $300 ad budget with a $700 retainer, you are paying more than twice as much for the management as for the advertising. The math only works once the spend is substantial.
  • Percentage of ad spend. Usually 10 to 20 percent. Fine in principle, but it gives whoever manages your account a reason to recommend spending more, and most agencies set a floor anyway that puts it out of reach at small budgets.
  • All-in, spend included. One price covering both the management and the advertising. Less common, and it is the only structure where a few hundred dollars a month buys anything coherent.

Whichever model you are quoted, get the total. The number that matters is what leaves your bank account each month, not the fee in isolation.

For what it is worth, our own Facebook ads management for small businesses runs $200 to $389 a month with the ad spend included and no contract. That is not the right answer for everyone, and the rest of this piece is about how to judge any of us, including us.

How Do You Tell a Real Case Study From an Invented One?

Ask for the client's name, the date range, and a screenshot from the ad account rather than a summary graphic. An agency that cannot produce those three things has numbers it made up.

Every guide tells you to ask for case studies. None of them tell you that a large share of agency case studies are fiction, which is strange, because they are trivially easy to invent and almost nobody checks.

I know this because we found seven fabricated ones in our own content. They had been sitting there for months: a dental practice at 24x return, a cleaning service at 28 leads a month, a home services company in Houston whose cost per lead fell from $47 to $12. Confident numbers, tidy formatting, no client attached to any of them. They came out the moment we audited the site properly. If it can happen to a business that cares about getting this right, assume it is happening at scale everywhere else.

The four questions that separate real proof from decoration

  • "Which client was this, and can I speak to them?" A real case study has a name behind it and permission to use it. "We can't say for confidentiality reasons" is sometimes true and is also the easiest thing in the world to say about a client who does not exist.
  • "What dates does this cover?" Real results have a start and an end. Invented ones are suspiciously timeless.
  • "Can I see it in the ad account?" A screenshot of Ads Manager with the date range visible is hard to fake and easy to produce if the campaign happened. A designed graphic with a big number on it is not evidence of anything.
  • "What did the campaign not do?" Anyone who has run campaigns for real has a list of things that went sideways. A perfectly smooth story is a story.

The number that should make you most suspicious

Be most skeptical of return-on-ad-spend multiples. To calculate ROAS honestly you need to know what each customer was worth and how many of them closed, and that data lives in the client's books rather than the ad account. An agency quoting you 6x or 24x is either repeating what a client told them, or making it up. Ask which.

What Should You Ask Before You Sign Anything?

Five questions will tell you more than any pitch deck: who owns the ad account, what happens if you leave, what the total monthly cost is, what they will report, and what they are promising.

  1. "Whose Business Manager will the ads run in, mine or yours?" This is the most important question and almost nobody asks it. If the campaigns live in the agency's account, then when you leave you lose the campaign history, the audience data, and the pixel learning. You are starting from zero somewhere else. Insist the ads run in an account you own and they have access to, not the other way round.
  2. "What happens on the day I cancel?" You want to hear that the ads stop and the account stays yours. Month to month is worth more than a discount for signing a year.
  3. "What is the total, including the ad spend?" Covered above. Get one number.
  4. "What will you show me each month, and what does good look like?" If they cannot tell you in advance which numbers they expect to move, they will pick flattering ones later.
  5. "What are you promising?" The answer to this one is the whole test, and it deserves its own section.

What Promises Should Make You Walk Away?

Walk away from anyone guaranteeing you a number of leads, a cost per lead, or a return multiple from an awareness campaign. Those numbers depend on your pricing, your reviews, and how fast you answer the phone, none of which the agency controls.

This is where most of the disappointment in this industry comes from, and it is usually not fraud. It is a mismatch. The business is sold a lead-generation promise, given an awareness campaign, and then judges it on the wrong scorecard.

The two are genuinely different jobs:

  • Awareness advertising puts you in front of people in your area who are not looking for you yet, so that you are the name they recognize when they need you. It is judged on reach and frequency, and honestly over three to six months.
  • Search advertising catches people already typing your service into Google today. It is judged on cost per enquiry, and you know within weeks.

Both are legitimate. Most local businesses eventually want both. What you should not accept is an awareness campaign sold with search advertising's promises, because that is a campaign designed to be cancelled at month two.

An agency that tells you honestly what its work will not do is more useful than one that tells you what you want to hear. That is a low bar. Very few clear it.

Does a Facebook Ads Agency Need to Be Local to You?

No. The work is done inside an ad account and the account does not care where anyone is sitting. What matters is whether they understand your market, not whether they can drive to it.

Searching for an agency "near me" is a reasonable instinct and a poor filter. It optimizes for proximity when the thing you need is judgement about your service area.

There is one real advantage to someone local: they know that people in your town will not cross a particular bridge, or that the next county over is not really your market whatever the map says. That kind of knowledge is worth having. But you can get it by telling a remote agency where your customers come from, provided they ask. Whether they ask is the actual test.

Better questions than "are you nearby": have you worked with businesses like mine, and what will you want to know about my service area before you start?

What If You Have Already Hired Someone?

Check three things in your own ad account: whether the spend is landing inside your service area, whether your frequency is climbing, and whether anyone has changed the creative in the last three months.

You do not need to become an expert to audit an agency. You need access to the account and twenty minutes. Open the delivery breakdown by location and see where the money went. If a meaningful share landed outside the area you serve, that is a targeting problem nobody has looked at.

We wrote a longer walkthrough of this in is your Facebook ads agency doing a good job, which covers what to look for once someone is already running your campaigns.

Choosing a Facebook Ads Agency: Common Questions

Is it worth hiring an agency if I only spend $200 a month?

Only if the fee is included in that $200 rather than added on top. At a $200 budget with a separate retainer, you are paying mostly for management and barely advertising at all. Either find an all-in arrangement or run it yourself.

What is a reasonable minimum budget for Facebook ads?

For a local awareness campaign, around $200 a month in a tight service area. The constraint is not the dollar figure, it is whether the budget buys enough frequency against the population you are targeting. A small budget aimed at a small town works. The same budget aimed at a metro does not.

Should I pay a setup fee?

You can, but ask what it covers that the monthly fee does not. Campaign setup is a day of work at most, and plenty of arrangements include it.

How long before I can judge whether the agency is any good?

Thirty days tells you whether the campaign is mechanically healthy: spend landing in the right place, frequency rising, creative that is not generic. Three to six months tells you whether the awareness is working. Judging recognition at week three is the most common mistake owners make.

Do I have to sign a contract?

No, and be wary of anyone who insists. Long contracts protect the agency from the consequences of underperforming. Month to month means they have to keep earning it.

Where to Start

Work out your total monthly number first, including the ad spend. Then ask any agency you talk to the five questions above, and pay close attention to the answer about what they are promising. If someone guarantees you leads from an awareness campaign, you have learned what you needed to know.

If it turns out your budget is small and your service area is tight, that is a good position to be in rather than a bad one. Small areas are exactly where modest budgets work.

Our own managed Facebook and Instagram awareness advertising starts at $200 a month with the ad spend included and no contract. Book a free strategy call and we will map your service area and tell you honestly whether it is worth doing.

Written by David McLain with first-hand expertise. AI tools may be used for research and drafting assistance, but all content is reviewed, verified, and published by the author.