In-House Marketing vs. an Agency
One is a salary and a person in the building. The other is a retainer and a team you share. The right answer depends almost entirely on how much work there actually is.
The comparison is usually framed as cost, and cost is the least interesting part of it. A marketing coordinator in the US costs somewhere around $55,000 to $75,000 a year before benefits and payroll taxes; a marketing manager, $75,000 to $110,000. Agency retainers for a local business run from a few hundred to a few thousand a month. On those numbers an agency looks cheaper, and for many businesses it genuinely is — but that is not the decision.
The decision is about coverage and capacity. One in-house marketer is one skill set. Local search, paid advertising, review management, content, social, design and analytics are not one skill set, and the person you hire will be good at two or three of them. An agency is several people who are each good at one thing, none of whom you can walk over to.
The other axis is how much work you have. A business with genuinely full-time marketing work — daily content, an active audience, campaigns, events, a real brand — is better served by someone in the building. A business with two hours a day of marketing work will pay a full-time salary for two hours a day of marketing work, which is the most common way this decision goes wrong.
What each one is genuinely good at
In-house
Someone on your payroll whose job is your marketing and nothing else.
$55,000 – $110,000+ a year, plus benefits, payroll taxes, tools and software.
- They know your business properlyContext compounds. Someone who sits in your building learns your customers, your seasons, your margins and what your competitors are actually like, in a way no external team learns from a monthly call.
- Availability is immediateYou can ask for something and have it that afternoon. For businesses with time-sensitive marketing — events, promotions, fast-moving inventory — that responsiveness is worth real money.
- The knowledge stays with youWhat they learn is your asset. Accounts, data, processes and relationships stay in the business rather than sitting inside a vendor you might leave.
- Full attention on one businessAn agency divides its week across many clients. An employee does not, and for a business with genuinely full-time marketing work that focus is the whole argument.
- One person is one skill setThe candidate who is excellent at paid advertising is usually mediocre at content and has never touched local search. You will hire for a breadth that very few individuals genuinely have.
- The real cost is well above the salaryBenefits, payroll taxes, equipment, software subscriptions and recruitment typically add 25% to 40%. A $70,000 hire is closer to a $90,000 commitment.
- There is no coverHolidays, illness and resignations stop the marketing. A single-person function has a single point of failure, and replacing a marketer takes months.
- Nobody is checking their workA junior or mid-level marketer with no marketing manager above them has no one to tell them the strategy is wrong. That gap is where a year can quietly disappear.
An agency
A retainer buying a share of several specialists and the tools they already have.
$500 – $5,000+ a month for a local business, depending on scope and channels.
- Several specialists for less than one generalistThe retainer buys fractions of people who each do one thing full time. For most local businesses that mix is more useful than one person attempting all of it.
- Tools and data are already paid forRank tracking, review platforms, reporting and ad management software carry real subscription costs that are spread across a client base rather than added to your budget.
- Pattern recognition across many businessesAn agency working across dozens of local businesses sees what is currently working and what has stopped working, months before a single in-house marketer would.
- It scales up and down without a redundancyScope can change with the season or the budget. Employment cannot, and that flexibility is worth more than it looks in a business with an uneven year.
- You are not the only clientResponse times are measured in days rather than minutes, and your work sits in a queue. For businesses that need same-day turnaround regularly, that is a genuine and permanent friction.
- Context takes longer to buildAn external team learns your business through calls and reports. Good ones get there; none of them get there as fast as someone sitting in your building.
- Quality varies enormouslyThe label covers everyone from a serious operation to one person reselling software. The variance in this industry is worse than in almost any other professional service, and the pricing does not reliably indicate which you have.
- Ownership needs to be established up frontAd accounts, analytics, domains and profiles should be in your name. Arrangements where leaving means starting over are common enough that you should check before signing rather than after.
The factors buyers actually weigh
| Factor | In-house | An agency |
|---|---|---|
| Annual cost | $70,000 – $140,000 all-in for one person | $6,000 – $60,000 for a team's worth of hours |
| Breadth of skills | Two or three done well | Most channels covered at some level |
| Response time | Same day | One to three business days, typically |
| Knowledge of your business | Deep, and it compounds | Good, and it takes months to get there |
| Cover for absence | None | Built in |
| Flexibility to change scope | Slow and expensive | Usually a conversation |
| Who owns the accounts | You, automatically | You, if you set it up that way |
| Tooling costs | Yours to buy | Included in the retainer |
Which one you should choose
Hire in-house when there is a full-time job to do
If your marketing genuinely fills a week — daily content, an active social audience, events, promotions, a brand that needs tending — an employee is the better answer and usually the cheaper one per hour of work. The threshold is honest work volume, not revenue.
Use an agency when you need breadth more than hours
Most single-location and small multi-location businesses need several channels handled competently and none of them handled full time. That is what a retainer is good at, and it is why the model exists.
Do both once you are large enough
The strongest arrangement at scale is usually an in-house marketer who owns the business context and manages external specialists for the channels that need depth. That costs more than either option alone and outperforms both.
Do neither if the fundamentals are broken
If your listings are wrong, your site is slow and you have eleven reviews, neither an employee nor a retainer will fix that quickly. Those are a few months of finite work. Get them done first — then decide who runs what comes after.
Questions that come up
Revenue is the wrong test. The test is whether there is a full week of genuine marketing work every week. Plenty of businesses well into eight figures do not have that, and plenty of smaller businesses with an active brand and constant content do.
Per month, almost always. Per hour of attention on your business, frequently not — you are buying a share of several people rather than all of one. The comparison only makes sense once you know how many hours of work you actually have.
Who specifically will work on the account and how many hours a month. Whether the ad and analytics accounts will be in your name. What happens to your data if you leave. What the reporting shows and how often. Vague answers to any of those are the answer.
Yes, and it is a sensible path, provided the accounts are in your name from the start. Businesses that grow into a full-time marketing function usually find the transition straightforward — unless the agency holds the assets, which is the thing to settle before you begin rather than at the end.
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