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How many sales reps do you really need?

Your accounts by segment, contact frequency and length, a rep’s real capacity: the number of reps you need, the load on your current team, what it can cover and the levers to hold without hiring.

Size the team without guessing

Your numbers

Results update with every change

Type of selling

In-person visits: contact length includes prep and follow-up notes, travel is added on top. Switching reloads the starting segments.

Your accounts, by segment

Highest priority first: the order drives coverage.

  • 1
    accounts
    / year
    h
    h

    1,200 h a year, 25% of the workload

  • 2
    accounts
    / year
    h
    h

    1,620 h a year, 34% of the workload

  • 3
    accounts
    / year
    h
    h

    1,050 h a year, 22% of the workload

  • 4
    accounts
    / year
    h
    h

    900 h a year, 19% of the workload

One rep’s capacity

Time actually available for customers and prospects.

Editable assumption
weeks

52 minus vacation and public holidays: 46 by default.

days
h
Editable assumption
%

The rest: admin, meetings, training, CRM, travel not tied to a contact.

1,840 h of presence a year, 1,012 h in contact.

Your team

For the load rate and hiring needs.

reps

Full-time reps on this portfolio.

CurrencyFor the cost of hires only.
$ / year

Salary, variable, employer costs, tools, expenses. Leave 0 to skip hiring costs.

Results updated: 5 reps needed, team load 118%.

Your results

Per year, to cover the whole portfolio

Reps needed

5

Exact figure: 4.71

Team load

118%

Your team cannot cover everything

Workload ÷ capacity of your 4 reps

Workload

4,770 h

2,250 contacts a year

Useful capacity per rep

1,012 h

About 477 contacts a year at the average length

Where your team stands

Reading marks: 85% and 100% load.

85%100%
HeadroomBalancedOverloaded

Verdict

Your team cannot cover everything

The workload exceeds the capacity of the current headcount. In practice, accounts are not visited at the planned frequency, prospects come after customers, or reps cut corners on preparation. Hire, or lighten the load with the levers below.

  • Exact figure: 4.71 reps. You cannot hire a fraction of a person: you need 5 full-time, or the equivalent in part-time.
  • The current headcount is 1 rep short.
  • At current headcount, 121 accounts are not covered at the planned frequency.

Your team against the need

One figure per full-time rep.

In place and neededTo hireBeyond the need

Workload build-up method, the classic sizing approach. The 85% and 100% thresholds are reading marks, not standards.

Workload, segment by segment

Contact hours per year, against the current team’s capacity.

Key accounts (A)Mid-size accounts (B)Small accounts (C)Prospects to workOne rep = 1,012 h
SegmentAccountsContacts / yrHours / yrShare
Key accounts (A)404801,20025%
Mid-size accounts (B)1207201,62034%
Small accounts (C)3006001,05022%
Prospects to work15045090019%
Total6102,2504,770100%

What you cover with 4 reps

Segments are served in priority order, whole accounts only.

Key accounts (A)40 / 40
Mid-size accounts (B)120 / 120
Small accounts (C)300 / 300
Prospects to work29 / 150−121

121 accounts are not covered at the planned frequency.

Holding with the current headcount

One lever at a time, all else equal, to bring the load back to 100% of capacity.

LeverChangeLoad after
Lower the frequency on “Prospects to work”Go from 3 to 0.5 contacts a year (one contact every 24 months)99%Enough
Move “Prospects to work” to the phoneRemove 1 h of travel per contact107%Even at 0 h of travel, still 0.3 rep short
Shorten every contactShorten every contact by 28%, for example 1 h 15 → 54 min99%Enough
Raise the share of time in contactGo from 55% to 65% of time in contact100%Enough

This lever alone is not enough, even pushed to the maximum.

The calculation in detail

Your numbers, in the formulas.

  1. Workload = Σ accounts × contacts per year × hours per contact. For example Key accounts (A) : 40 × 12 × 2.5 h = 1,200 h. Total: 4,770 h a year.
  2. Useful capacity = 46 weeks × 5 days × 8 h × 55% = 1,012 h a year per rep.
  3. Reps needed = workload ÷ useful capacity = 4,770 h ÷ 1,012 h = 4.71.
  4. Team load = workload ÷ (headcount × useful capacity) = 4,770 h ÷ (4 × 1,012 h) = 118%.

Share the result

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Summary preview

Sales team size (field)
Workload: 4,770 h a year
Useful capacity per rep: 1,012 h a year
Reps needed: 5 (exact figure 4.71)
Current headcount: 4, team load 118%
Verdict: Your team cannot cover everything

Details and assumptions: …

For inside sales, contact length depends on your phone system. Dialing, waiting, hitting voicemail, taking notes: that time counts in the workload. Skipcall chains calls with a power dialer, dials up to four numbers in parallel and syncs your CRM: more contacts in the same hour, so fewer reps for the same portfolio.

Your numbers never leave your browser. The tool sends nothing and stores nothing. How to check

5 needed · 118% load

Reps needed · Team load

Sales force sizing: three methods, one you can actually compute

There are three classic ways to set the size of a sales force. The historical, or ratio, method starts from revenue: divide the target by the average revenue per rep, or apply a sales payroll percentage to the revenue goal. Simple, but circular: it assumes past productivity repeats itself and says nothing about what each rep should do with their weeks.

The market potential method reasons by territory: estimate the number of potential customers and the reachable revenue in each area, then assign reps in proportion. Useful for carving territories, less so for deciding a total headcount, because it rests on market estimates that are hard to verify.

The workload method, also called the build-up method, is the only one that starts from what actually has to be done. List the accounts to serve, set a contact frequency and a contact length for each, and you get hours per year. Then measure the time a rep can really spend in customer contact, and divide. That is the method behind this calculator, because every assumption can be debated, measured and corrected.

The formula, with the starting example

Workload is computed segment by segment: number of accounts × contacts per year per account × length of a contact. In field sales, the length includes preparation, the meeting itself, follow-up notes and the round trip. With the starting assumptions, 40 key accounts seen 12 times a year for 2.5 hours including travel make 1,200 hours; 120 mid-size accounts seen 6 times for 2.25 hours make 1,620; 300 small accounts seen twice for 1.75 hours make 1,050; and 150 prospects worked 3 times for 2 hours make 900. That is 4,770 contact hours a year.

A rep’s capacity is not their presence time. Over 46 weeks of 5 days of 8 hours, a rep is present 1,840 hours. If 55% of that goes to customer and prospect contact, the rest going to admin, meetings, training and CRM, their useful capacity is 1,012 hours a year.

Reps needed is the ratio of the two: 4,770 ÷ 1,012 = 4.71. Since you cannot hire 0.71 of a person, you need 5 full-time, or 4 plus a well-calibrated part-timer. With 4 reps in place, the team load is 118%: the team cannot hold the planned frequency across the portfolio, and small accounts and prospects are usually the ones that suffer.

Reading the team load: marks, not standards

Team load divides the total workload by the capacity of the current team. Above 100%, the load does not fit: either the real frequency is lower than the one you think you apply, or reps cut corners on preparation and follow-up. Between 85% and 100%, the team is sized to the limit and absorbs neither a long absence nor portfolio growth. Below 85%, there is capacity left to prospect more or raise the frequency.

Those two thresholds are reading marks chosen for this tool, not market averages or standards. What matters is the consistency between your assumptions and measured reality: if the share of time in contact is actually 40% rather than 55%, the same team moves from “headroom” to “overloaded” without a single account changing.

The other way round: what your team can cover

Deciding on a headcount rarely happens overnight. In the meantime, the useful question is: with the reps in place, which accounts do we cover at the right frequency, and which do we leave aside? The calculator answers by serving segments in the order you ranked them, the first being the highest priority, whole accounts only, until capacity runs out.

The “with N reps” slider lets you test a hire, a departure or a move to part-time before it happens. It also shows the capacity left once the whole portfolio is covered: that is the extra prospecting volume the team could absorb.

How to fill in each assumption

The method is only as good as its inputs. Three of them deserve a real measurement rather than a guess.

  1. 1

    Segment the portfolio

    Group accounts that deserve the same contact frequency: key accounts, mid-size, small accounts, prospects. Three to five segments are enough. Rank them by priority; that order drives coverage.

  2. 2

    Set a frequency and a length per segment

    How many contacts a year does an account in this segment need to be well served? How long does a contact last, prep and notes included? In the field, add the average round trip. Start from the frequency you want, not the one you endure.

  3. 3

    Measure real capacity

    Count the weeks actually worked (vacation, public holidays, offsites), then the share of time spent in customer and prospect contact. A week of calendar reviewed line by line, or an activity log, gives a more reliable figure than a feeling.

  4. 4

    Describe the team

    The current full-time headcount on this portfolio. If you are hiring, tick ramp-up and enter the productivity expected in year one: a new hire does not cover a full portfolio on day one.

The levers before hiring

Hiring is not the only answer to an overload. The calculator prices four levers, one at a time; combine them if one is not enough.

  • Rethink the frequency of the last segment

    Small accounts and cold prospects are often served out of habit. Lowering their frequency frees hours without touching the accounts that drive revenue.

  • Shorten contacts

    Standardized prep, notes dictated in the car or typed during the call, tightly framed meetings: the average length drops by a few minutes, and a few minutes times thousands of contacts make hundreds of hours.

  • Raise the share of time in contact

    Internal meetings, manual reporting, number lookup, CRM entry: everything that is not a customer contact can be reduced, automated or delegated. Every percentage point gained is worth close to twenty hours per rep per year, on 1,840 hours of presence.

  • Move a segment to the phone

    In the field, small accounts can be served remotely, with no travel. The same number of contacts then costs far fewer hours, half as many with the starting assumptions, and frequency can even go up.

The mistakes that skew the sizing

  • Counting 100% of time as contact time

    Nobody spends 1,840 hours a year in meetings. Forgetting admin, meetings and training understates the headcount by a third or more.

  • Forgetting travel

    In the field, travel often weighs as much as the meeting itself. Setting it to zero amounts to assuming every customer is on the same street.

  • Ignoring ramp-up and turnover

    A new hire produces little in the first months, and a departure leaves a portfolio unattended for weeks. Sizing to the limit means sizing for the ideal year that never comes.

  • Sizing on past revenue

    Dividing the target by the average revenue per rep assumes productivity repeats whatever the accounts. Workload tells you what each rep has to do with their weeks.

  • Confusing desired and endured frequency

    If you enter the frequency the team manages to hold today, the calculation will validate the current headcount by construction. Enter the frequency that keeps and grows the account.

Going further

Four other free tools, no sign-up, extend this calculation.

How to check that nothing leaves

Everything is computed in your browser. Open the developer tools (F12), Network tab, then change an assumption: no request goes to Skipcall or anyone else. The share link is only built when you click “Copy link”, and it contains nothing but your assumptions.

The site’s audience measurement tools run on this page as on any other, but the calculator area is masked from them: they receive neither your numbers nor your segment names.

A calendar full of meetings starts with a call.

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Frequently asked questions

With the workload method: list your accounts by segment, set a number of contacts per year and a length per contact for each segment, and add up the hours. Divide that total by a rep’s useful capacity, that is their annual presence hours multiplied by the share of time they really spend in customer contact. The result, rounded up, is the number of reps needed.
It depends on the job, the organization and the tools, and the tool imposes no average: the starting value is an assumption to replace with your own measurement. Review one or two weeks of calendar, or an activity log, and count the hours of meetings, calls and video calls with customers or prospects. The rest is non-selling time.
Yes, in field sales. The round trip is part of the cost of the contact, and it often weighs as much as the meeting. The calculator captures it separately so it can price what moving a segment to the phone would save. For inside sales, the field disappears.
You need 5 full-time people, or 4 plus a part-timer calibrated on the remaining 0.7. The other option is to lower the workload with the levers (frequency of the last segment, contact length, share of time in contact, remote coverage) to hold at 4. The calculator prices each lever.
Because at constant headcount, an overloaded team does not cover everything: it makes choices, often implicit ones. Ranking segments by priority makes the choice explicit. Key accounts are served first, then the next ones, whole accounts only, until capacity runs out; the rest is shown as not covered.
Tick “ramp-up” and enter the productivity expected in year one, say 60%. The number of hires needed is then computed to close the gap this year, allowing for the fact that a new hire does not cover a full portfolio on arrival.
Yes: pick “Inside”. Travel disappears, contacts are shorter and more frequent, and a rep’s capacity depends heavily on the dialing mode. For a team that only does outbound prospecting, the tool “How many calls does your target take?” reasons directly in calls, conversations and meetings.
No. The calculation runs in your browser, nothing is sent or stored. The share link, created only when you click, carries your assumptions so the person you send it to sees the same calculation.