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Hiring Metrics: Recruitment KPIs and Formulas

Hiring metrics and recruitment KPIs explained.

  • 6 min read · Updated October 2026

Hiring metrics are the measurements a team uses to judge how well its recruitment works: how many candidates move through each stage, how long hiring takes, what it costs and how good the resulting hires are. The most useful view is the recruitment funnel, which shows the number of candidates at each stage and the conversion rate between stages, so you can see exactly where people drop out. This guide explains the recruitment KPIs worth tracking, the formula for each, how to read your funnel, and how to set benchmarks from your own data rather than from averages that may not fit your roles.

Key takeaways

  • Hiring metrics are the numbers that show how quickly, cheaply and well you hire, from first application to a productive new employee.
  • The recruitment funnel is the core view: how many candidates enter each stage and what share move to the next.
  • Track a small set of KPIs per role: conversion and drop-off by stage, time to hire, source of hire, cost per hire, offer acceptance and quality of hire.
  • Build your own benchmarks from your own data. Published averages vary too much by role, industry and country to be a reliable target.

Why hiring metrics matter

Without numbers, hiring problems show up as vague complaints: we cannot find good people, hiring takes forever, candidates keep dropping out. Hiring metrics turn those into specific, fixable questions, such as which stage loses the most qualified candidates, or which source produces people who stay.

  • Find the bottleneck: the stage where candidates wait longest or drop out most.
  • Spend where it works: put budget into the sources that produce hires, not just applications.
  • Set realistic timelines with hiring managers, based on how long your process really takes.
  • Show the effect of changes, such as a shorter interview process or a new screening step.

The recruitment funnel

The recruitment funnel describes how candidates move from first contact to hire. Each stage narrows the group. A typical funnel for one role looks like this.

  1. 1

    Applied

    Everyone who submits an application or is sourced into the process.

  2. 2

    Screened

    Candidates who pass the first filter, such as knockout questions, a skills test or a resume review.

  3. 3

    Interviewed

    Candidates invited to at least one interview.

  4. 4

    Final round

    Candidates in the last interview or assessment stage.

  5. 5

    Offered

    Candidates who receive an offer.

  6. 6

    Hired

    Candidates who accept and start.

The hiring pipeline is the same picture at a point in time: how many candidates are currently sitting in each stage for each open role. A healthy pipeline has enough candidates at each stage to fill the role without restarting sourcing.

Funnel conversion rate and drop-off rate by stage

The two most useful funnel metrics are the conversion rate between stages and the drop-off rate at each stage. They are two sides of the same number.

MetricFormulaWhat it tells you
Stage conversion rateCandidates who reach the next stage ÷ candidates in this stage × 100How selective each stage is
Drop-off rate100 − stage conversion rateWhere you lose candidates, whether you reject them or they withdraw
Withdrawal rateCandidates who withdraw at a stage ÷ candidates in that stage × 100Where candidates lose interest, often a sign of delays or a poor experience
Interview to hire ratioCandidates interviewed ÷ candidates hiredHow many interviews it takes to make one hire
Application to hire ratioApplicants ÷ hiresHow large a pool you need for each hire

Core recruitment KPIs and how to calculate them

KPIFormulaNotes
Time to hireDate offer accepted − date candidate entered the processMeasures your speed from the candidate's point of view
Time to fillDate offer accepted − date the role was approved or postedMeasures how long the role stays empty
Source of hireHires from a source ÷ total hires × 100Track for each source: job boards, referrals, agencies, sourcing
Cost per hire(External costs + internal costs) ÷ number of hiresExternal: ads, agencies, tools. Internal: recruiter and interviewer time
Offer acceptance rateOffers accepted ÷ offers made × 100Low rates point to pay, speed or candidate experience
Hiring rateHires in a period ÷ average headcount in that period × 100Shows how fast the organization is growing or replacing people
Quality of hireAverage of agreed measures for new hires, such as performance rating and retention at 90 days or one yearThe hardest to measure and the most important
Early attritionNew hires who leave within 90 days ÷ total new hires × 100A sign of mismatch between the role described and the role as it is

A worked funnel example

The numbers below are an illustrative example for one support role, not a benchmark. They show how to read a funnel and spot the weak stage.

StageCandidatesConversion to next stage
Applied40025% (100 screened)
Screened10030% (30 interviewed)
Interviewed3033% (10 final round)
Final round1050% (5 offered)
Offered580% (4 hired)
Hired4

In this example the application to hire ratio is 100 to 1 and the interview to hire ratio is 7.5 to 1. If the team found that many of the 70 screened candidates who were not interviewed had withdrawn rather than been rejected, the screening stage would be the place to look first: perhaps candidates waited too long for a call.

How to set your own hiring benchmarks

Published figures for recruitment funnel conversion rates, time to hire and candidate drop-off vary widely by role, seniority, industry, country and how each source defines its stages. Treat them as rough context at most. Your own historical data is the better benchmark, because it reflects your roles, your market and your process.

  1. 1

    Define stages the same way for every role

    Agree what counts as screened, interviewed and offered, so numbers are comparable.

  2. 2

    Collect a baseline

    Record the funnel and timings for each role over a quarter, or over the last few hires for roles you fill rarely.

  3. 3

    Group similar roles

    Compare volume roles with volume roles and senior roles with senior roles. Mixing them hides problems.

  4. 4

    Set targets from the baseline

    Aim to improve on your own numbers, one stage at a time.

  5. 5

    Review every quarter

    Check whether changes to the process moved the metrics you expected.

Recruitment analytics: going beyond the basics

Once the basics are in place, recruitment analytics can answer more useful questions. These need clean data from your applicant tracking or screening tools.

  • Which screening scores best predict performance after hire, so you can adjust tests and cut-offs.
  • Which sources produce candidates who pass assessments, not just candidates who apply.
  • How long candidates wait at each stage, including time between stages.
  • Whether pass rates differ between groups of candidates at any stage, which can signal bias in a step.
  • Recruitment ROI: the value of faster or better hiring compared with what the process costs.

Predictive analytics in recruitment uses historical data to estimate outcomes, such as which candidates are likely to accept an offer. Treat these predictions as an input for people to weigh, check them regularly for bias, and keep humans responsible for decisions.

A screening tool that scores every candidate on the same test and recorded interview questions, such as springhire, gives you consistent data for the screening stage, which is where many funnels lose the most candidates.

Common mistakes with hiring metrics

  • Tracking too many metrics and acting on none. Start with five or six.
  • Optimizing speed alone, which can lower quality of hire.
  • Counting applications as success. Volume is only useful if it turns into hires.
  • Comparing very different roles as if they should have the same funnel.
  • Ignoring withdrawals, which often reveal the real problem.
  • Never checking quality of hire, so the process looks efficient but produces the wrong people.

Next

Keep your hiring moving

  1. 1Skills TestsPut the guide into practice with a ready-made test.
  2. 2Interview QuestionsQuestions with sample answers for every role.
  3. 3BlogShorter notes on how hiring is changing.

FAQ

Common questions

Hiring metrics are measurements of how well your recruitment works, such as conversion rates between funnel stages, time to hire, cost per hire, offer acceptance rate and quality of hire. They show where the process is slow, expensive or losing good candidates.

Start with stage conversion and drop-off rates, time to hire, source of hire, cost per hire, offer acceptance rate and quality of hire. Together they cover speed, cost, effectiveness and the outcome that matters most: good hires who stay.

Divide the number of candidates who reach the next stage by the number in the current stage and multiply by 100. For example, if 30 of 100 screened candidates are interviewed, the screening to interview conversion rate is 30 percent.

It depends on the role, the quality of your screening and the market. Rather than chase a published figure, measure your own ratio by role over time. A falling ratio usually means screening is sending better candidates to interviews.

For each stage, count how many candidates did not move on and split them into rejected and withdrawn. The withdrawal rate at each stage shows where candidates lose interest, which is often caused by slow responses or long assessments.

Hiring rate equals the number of hires in a period divided by the average headcount in that period, multiplied by 100. It shows how quickly an organization is adding or replacing people.

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