Most agency-vs-in-house articles are written by agencies and conclude, surprisingly, that you should hire an agency. Here is the honest version: there is no universal winner. The right answer depends on the work your account actually requires and the capability you can realistically build and keep. We run engagements on both sides of this line, including hybrids, so here are the real criteria.
The short answer
Choose in-house when paid search is a permanent core capability, you have enough scale to hire and manage specialists, and daily internal context matters more than flexible depth.
Choose an agency when you need experienced coverage across account strategy, bidding, tracking, creative, CRO, and reporting without building that team one hire at a time.
Choose hybrid when an internal owner should hold customer context while an outside specialist team supplies depth and execution.
Side-by-side comparison
| Factor | In-house team | Senior-led agency | Hybrid |
|---|---|---|---|
| Internal context | Deepest | Learned through onboarding | Internal owner preserves it |
| Hiring time | Slowest | Faster access to an operating team | Moderate |
| Specialist breadth | Depends on headcount | Shared depth across disciplines | Strong when roles are clear |
| Daily access | Highest | Scheduled operating cadence | High through internal owner |
| Tracking and CRO | Often separate hires or vendors | Can be included in scope | Split by capability |
| Capacity changes | Harder to flex | Easier to resize by scope | Flexible |
| Account ownership | Company-owned | Company-owned (always, with us) | Company-owned |
| Best fit | Mature internal acquisition function | Senior depth without building the team | Internal strategy plus outside execution |
Cost is not salary versus retainer
Indeed reports an average US paid-search-manager base salary of $81,132/year (June 2026, ~1,000 salary records). That is base pay: not recruiting, benefits, tools, creative, analytics, leadership time, or the additional specialists most accounts eventually need.
Common agency structures run 12-25% of ad spend or flat retainers from $2,500 to $15,000+ per month depending on spend and complexity (the full fee landscape is in our PPC management pricing guide).
Do not compare those figures as if they purchase the same thing. One is base compensation for one person; the other is a scoped service fee that may span strategy, day-to-day management, tracking, creative, landing pages, and reporting. Define the work first, then price the options against that definition.
Choose in-house when
- Paid search is central enough to justify permanent specialist headcount.
- The manager will have strong internal analytics, creative, engineering, and sales support.
- Daily company context and cross-functional access are decisive.
- Leadership can hire, coach, and retain performance talent.
Choose an agency when
- You need senior judgment across several disciplines now.
- Tracking, CRO, creative, and pipeline reporting are part of the problem, not only campaign settings.
- The account needs a rebuild or an independent diagnosis.
- You want capacity that can change without another hiring cycle.
If the agency route is on your table, our guides on consultant vs agency and how to tell if an agency is actually doing the work cover the selection traps.
Choose hybrid when
Keep strategy, offer knowledge, customer context, and internal alignment with an in-house owner. Use the agency for specialist execution, account architecture, tracking, testing, and surge capacity. The operating line must be explicit: one owner, one source of truth, one reporting cadence. Hybrids fail when both sides assume the other owns the outcome.
Six questions to answer before deciding
- What must happen every week for this account to improve?
- Which skills are required beyond platform operation?
- Who owns conversion tracking and CRM feedback?
- Can one hire cover strategy, execution, creative, CRO, and reporting?
- How quickly must the team be productive?
- What happens if the key person leaves?
Not sure which model your account needs? Get a free account audit: a senior strategist reviews the account and tells you honestly whether the economics support an agency engagement, an in-house hire, or a hybrid.