Internal hiring benchmarks are the reference points a talent function uses to judge how well it fills roles from its own workforce: internal hire rate, time to hire, cost per hire, early attrition and the share of openings that reach internal candidates first. Published figures exist for most of these. Few of them are directly comparable to your own data, so this guide covers what the numbers say, where they come from, and how to use them without chasing averages.
TL;DR
- Across U.S. organizations, only 9% of hires are sourced internally. Executive roles reach 25% at large organizations and 50% at extra-large ones.
- The U.S. median time to hire is 35 days, against 38 days globally. Internal and external hires should be measured separately.
- Average cost per hire is $5,475 for nonexecutive roles and $35,879 for executive roles. These figures blend internal and external costs.
- Set role-specific baselines from your own data first. Use peer data to test for outliers, not to chase an average.
Table of Contents
- What counts as an internal hiring benchmark
- The core metrics and what published data shows
- Why internal hiring stays low
- How to build your own baseline
- Common benchmarking errors
- Our perspective
- Using peer benchmarking alongside published data
- Putting the numbers to work
- FAQ
- Sources
What counts as an internal hiring benchmark
The phrase covers two different things, and mixing them causes most benchmarking errors.
- Benchmarks about internal hiring. These describe how often and how quickly companies fill roles with current employees: internal fill rate, internal mobility rate, time to fill for internal moves, and retention of internal movers.
- Internal benchmarks. These are baselines built from your own history, such as last year's time to hire by job family, used to judge current performance before comparing with anyone else.
A mature talent function needs both. Internal baselines tell you whether you are improving. External benchmarks tell you whether the baseline itself is reasonable. Published guidance on recruiting metrics makes the same point: external figures should be treated as baseline indicators, not fixed standards, because recruiting results depend on each organization's goals and maturity.
The core metrics and what published data shows
| Metric | Published reference point | Source type |
|---|---|---|
| Internal share of all hires (U.S.) | 9% | SHRM state of recruiting brief, 2025 |
| Internal share of executive hires | 25% (large), 50% (extra-large) | Same brief |
| Organizations using an internal talent marketplace | 35% | Same brief |
| U.S. median time to hire | 35 days | Recruiting benchmarks, U.S. edition, 2025 |
| Cost per hire, nonexecutive | $5,475 | SHRM benchmarking release, 2025 |
| Cost per hire, executive | $35,879 | Same release |
| Referral share of hires | About 17% | Hiring source analysis, Q2 2025 |
| Inbound share of hires | 52% | Same analysis |
Treat each row as a data point with its own sample and definition. They come from different populations and different years.
Internal hire rate
Internal hire rate is the number of positions filled by current employees divided by total hires in the period. The 9% U.S. figure from SHRM's 2025 recruiting data is low, and the same source notes that internal talent marketplace use rose to 35% of organizations while actual internal mobility stayed close to 2022 levels. Buying or deploying technology has not by itself changed the rate.
The executive picture differs by size. Internal pipelines are used by 50% of extra-large organizations and 25% of large ones, while smaller firms rely almost entirely on external sources. If you lead executive recruiting at a large employer, 9% is the wrong comparison. Use the executive figures, and use your own succession data to refine them.
Other published glossaries cite higher internal fill rates, in the range of 18% to 22%, but these use different definitions and samples. Before you adopt any figure, check whether it counts lateral moves, promotions, transfers and contractor conversions, and whether the denominator is all hires or all requisitions.
Time to hire and time to fill
The 2025 U.S. median time to hire is 35 days, roughly 8% faster than the global median of 38 days, according to SmartRecruiters' U.S. benchmark analysis. The same analysis puts external time to accept at around 55 days. Time to fill, which starts at requisition approval, runs longer than time to hire, which starts when a candidate enters the pipeline. Another benchmark study reports a global average time to fill of 43 days. The gap between 35 and 43 is a definitional difference as much as a performance one.
For internal hiring, the more useful question is the time from internal application to offer, and then the time to productivity. Global talent mobility research argues that leaders overlook the time-to-onboard advantage: internal hires reach full productivity faster than external ones. That research comes from a vendor of talent mobility software, so treat the direction as credible and the size of the effect as something to verify with your own ramp-up data.
Cost per hire
The 2025 SHRM benchmarks give an average cost per hire of $5,475 for nonexecutive positions and $35,879 for executive positions, and report recruiting at an average of 26% of HR budgets. Those averages blend internal and external hires. They do not isolate what an internal move costs.
The same Fuel50 research says external hires can cost three to five times as much as internal hires once salary, onboarding and early turnover are included, and that external hires are 61% more likely to be terminated than internal ones. These are vendor-published figures. Use them to frame a business case, then replace them with your own numbers.
Source of hire
Inbound applicants accounted for 52% of hires in Q2 2025, the highest in four years, according to Ashby's talent trends data. Referrals averaged about 17% of hires and stayed steady while inbound volume moved. Internal hiring often sits inside these categories, so confirm how your applicant tracking system tags an internal applicant. If internal candidates are logged as inbound or referral, your internal rate will be understated.
Recruiter workload
U.S. recruiters handle an average of 55 hires per month compared with 30 globally, which the report links to heavier use of AI screening and structured scorecards. Workload ratios of this kind are useful for capacity planning, but they reflect high-volume hiring. They say little about an executive search team that closes a handful of roles a year.
Why internal hiring stays low
Most organizations call internal mobility a priority. The shortfall is usually operational.
- Visibility. Fewer than a third of organizations have the technology to see their own internal talent pool, according to the U.S. benchmark analysis. Recruiters then default to external sourcing.
- Perception. In the Fuel50 research, 50% of employees said it is easier to get a new role outside their company than inside it.
- Process. Where a dedicated employee portal for internal roles exists, the same analysis reports internal and referral hires rising above 40% of hires.
The lesson for benchmarking is that a low internal rate may reflect a process gap rather than a talent gap. Measure the funnel before you set a target: how many openings were posted internally, how many internal applicants applied, how many were interviewed, and how many were hired.
How to build your own baseline
Follow these steps before you compare with any external figure.
- Define terms in writing. Decide what counts as an internal hire, a promotion, a lateral move and a conversion. Apply the same definitions to every business unit.
- Segment by role. Split by job family, level and geography. An executive internal rate and a store-level internal rate should never share a denominator.
- Capture the full funnel. Record internal postings, applicants, interview rates, offers and acceptances, separately from external candidates.
- Track quality and retention. Add first-year attrition and hiring manager satisfaction for internal and external hires side by side.
- Set a trailing baseline. Use at least four quarters of your own data so seasonality does not distort the result.
- Then compare. Check your baseline against peer data to find outliers. A figure far from peers is a prompt to investigate, not an instruction to move.
Worked example
Suppose a company made 400 hires last year, 36 of them internal. Its internal rate is 9%, matching the U.S. figure. That looks average. Split by level, though, 6 of 20 director-and-above hires were internal (30%) and 30 of 380 other hires were internal (about 8%). The executive figure sits near the large-organization reference of 25%, while the broader workforce is close to the national share. The right action differs by segment. For the executive group, the question is succession depth. For the larger group, it is visibility of openings. One blended number would have hidden both.
Common benchmarking errors
- Comparing different definitions. Time to hire and time to fill are not interchangeable.
- Using a vendor sample as a market norm. Large applicant datasets reflect the clients of the publisher. Check who is in the sample.
- Chasing the average. Averages blend very different companies. A target of the median guarantees you are typical, not good.
- Ignoring dates. Several widely cited reports date from 2023 or 2024. Hiring volume and AI adoption have changed since.
- Reading one metric alone. A fast internal fill with weak retention is not a success.
Our perspective
We work with heads of talent acquisition, executive recruiting and diversity recruiting at large corporations, and the same problem comes up repeatedly. Public benchmark reports are written for a broad audience and drawn from mixed samples. They cannot tell a Chief Talent Officer at a global manufacturer how a comparable team handles internal executive moves, what it measures, or what it changed after a poor result.
That gap is why our communities are limited to in-house corporate recruiting leaders and kept free of vendors. Peer-sourced data is confidential and gathered from people who run similar functions. Members can ask a peer how their internal posting rules work, and get a direct answer from someone with no product to sell.
Our view on internal hiring benchmarks is simple. Define the metric precisely, build the baseline from your own data, and use peers to understand why you differ. A number without its definition and context is not a benchmark.
— Simon
Using peer benchmarking alongside published data
Published reports are a good starting point for orientation. Peer exchange answers the questions they cannot:
- How do similar organizations define an internal hire?
- Who approves an internal move, and how long does that step take?
- How are internal candidates handled when the hiring manager prefers an outside profile?
- What technology do peers use for internal visibility, and what did they find after deployment?
IX Communities runs three peer groups for this purpose. TLIX serves corporate talent acquisition leaders. ESIX serves leaders of in-house executive search. DSIX serves diversity recruiting leaders. Membership pricing is not published. Details on membership resources include the ExecSmart database and talent acquisition books.
For team skills, IX Academy recruiter training offers on-demand courses from $350, live online courses from $750, and team intact courses from $3,000.
Putting the numbers to work
A practical annual cycle looks like this:
- Quarter 1: Confirm definitions and clean last year's data.
- Quarter 2: Publish the baseline by job family and level to business leaders.
- Quarter 3: Compare with published and peer data. Investigate outliers of more than a few points.
- Quarter 4: Set targets by segment, not one company-wide goal, and fund the process changes that address visibility.
Report internal and external hires on the same dashboard. Include time to hire, cost, first-year retention and hiring manager satisfaction. When leaders see both sides, the case for internal moves rests on evidence, not preference.
FAQ
What is a good internal hire rate?
There is no single good rate. The 2025 SHRM data shows 9% of U.S. hires are internal overall, and 25% to 50% of executive hires at large and extra-large organizations. Compare your rate for the same role level and company size, and confirm the definition first.
How long do internal hires take?
Published data on internal-only time to hire is thin. The U.S. median for all hires is 35 days. Track internal moves separately in your own system, from application to accepted offer, and compare against your external baseline.
What is internal benchmarking and how does it work?
Internal benchmarking compares your performance with your own earlier results, or one business unit with another. You define each metric, segment by role, and measure over several quarters. The result becomes the reference against which you test any external data.
Are internal hires cheaper than external hires?
Usually, but the size of the gap varies. Fuel50's research reports that external hires can cost three to five times more once salary, onboarding and early turnover are counted. Because this is a vendor figure, confirm it with your own cost and attrition data.
Sources
- The State of Recruiting 2025: SHRM benchmarking insights
- SHRM 2025 benchmarking reports release
- United States Benchmark Recruiting Metrics 2025
- Recruitment Benchmarks 2025 Report
- Talent Acquisition Benchmark Study
- Fuel50 Global Talent Mobility Best Practice Research
- Ashby: how many hires really come from inbound
- Recruiting Benchmarks & Metrics Report