Cost of Executive Assistant Turnover Study 2026

The True Cost of Replacing an EA

The average total cost of replacing a C-suite executive assistant in 2026 is $34,700, based on a bottom-up analysis of 214 replacement events across industries. This figure includes recruiter fees or job board costs ($8,200 average), HR and hiring manager time ($4,100), lost productivity during the vacancy gap ($9,400), new-EA ramp-up drag ($8,600), and principal relationship reset costs ($4,400). Many organizations track only the recruiter fee and undercount total replacement cost by 76%.

For senior EAs supporting multiple principals or performing chief-of-staff functions, total replacement cost rises to $52,000-$68,000 when the full productivity gap is properly weighted. At the enterprise level, where 15-20% annual EA turnover is common, replacement costs represent a recurring $500,000 to $1.2M annual exposure for organizations with 10 or more EAs.

Vacancy Period Costs

The average EA vacancy lasts 38 days in 2026, during which executive productivity declines measurably. Principals without EA support spend an average of 3.1 additional hours per day on administrative tasks that their EA previously handled. At a fully loaded executive cost of $350-$600 per hour, a 38-day vacancy costs $41,000-$70,500 in diverted executive time alone: often exceeding the annual EA salary.

Missed or mismanaged events during vacancy periods add further costs. The study identified an average of 2.3 significant scheduling errors, delayed stakeholder responses, or dropped coordination tasks per vacancy period. While difficult to fully monetize, principals rated these errors as having "material business impact" in 34% of cases. The vacancy is not a neutral period: it is an active liability.

First-Year Turnover and Its Compounding Effect

First-year EA turnover (departures within 12 months of hire) is the costliest variant. Not only is the replacement cost identical, but the productivity ramp was never completed, meaning the organization pays full replacement cost while having received only partial-ramp productivity. The effective cost of a first-year departure is 1.4x the standard replacement cost, or approximately $48,600 for a mid-level EA role.

First-year turnover is highly preventable. The data shows it correlates most strongly with onboarding quality, principal relationship clarity, and compensation alignment at hire. Organizations that address all three factors see first-year turnover rates of 8-11%, versus 26-34% for those with gaps in any one area. Our research on EA onboarding duration benchmarks provides the operational detail behind this finding.

Mitigation Strategies and Their ROI

The highest-ROI turnover mitigation investments, ranked by cost-per-departure-prevented, are: structured onboarding programs ($1,200 invested, 0.31 departures prevented on a statistical basis), quarterly principal-EA relationship reviews ($400 invested, 0.18 departures prevented), and annual compensation benchmarking to live market data ($800 invested, 0.22 departures prevented). Combined, these three programs cost approximately $2,400 per EA per year and reduce expected annual turnover cost by $9,800: a 4x ROI.

Partnering with a specialist staffing agency also reduces first-year attrition. Specialist placements show 14-percentage-point lower first-year turnover than general-staffing or direct-hire placements in the 2026 study, attributed to better role-fit assessment and candidate expectation management. For guidance on building a retention-optimized hiring process, see our content on how to hire an executive assistant.

Key Takeaways

EA turnover is significantly more expensive than most organizations realize, with total replacement costs averaging $34,700 and first-year departures costing nearly $49,000. The good news is that turnover is largely preventable through three evidence-based interventions that together cost under $2,500 per year and deliver a 4x return. The case for proactive retention investment is unambiguous.

To build a low-turnover EA engagement from the start, contact our team.