The True Cost of Member Churn: A Worked Example

When a member resigns, most clubs calculate the lost dues. That's less than half the true cost. The full economic impact includes lost ancillary revenue, acquisition cost to replace them, and the referral network damage that's nearly impossible to quantify.

Let's work a real example.

The Scenario: A 500-Member Club

• Total members: 500
• Annual attrition rate: 8% (40 members lost per year)
• Average annual dues: $12,000
• Average F&B spending per member: $3,600/year
• Average ancillary revenue per member: $2,400/year (golf fees, fitness, events)
• Cost to acquire a new member: $4,500 (marketing + staff time + initiation fee discount)

Layer 1: Direct Revenue Loss

40 members × ($12,000 dues + $3,600 F&B + $2,400 ancillary) = $720,000

This is the revenue that walks out the door. Not all of it is "lost" permanently — some will be replaced by new members. But there's a gap: resigned members leave immediately; replacements take 3-6 months to find and onboard.

Average revenue gap per lost member: 4 months × $1,500/month = $6,000 per member

Revenue gap cost: 40 × $6,000 = $240,000

Layer 2: Replacement Cost

Finding 40 new members to maintain headcount costs:

40 members × $4,500 acquisition cost = $180,000

This includes marketing spend, staff hours on tours and follow-ups, membership committee time, and any promotional dues discounts offered to attract new members.

Layer 3: Hidden Costs

• Staff time on exits: Exit interviews, paperwork, account closures — approximately 3 hours per resignation at $50/hour effective cost = $6,000 total
• Morale impact: Every resignation triggers conversations among remaining members. "Did you hear the Johnsons are leaving?" plants seeds of doubt.
• Referral network loss: Each departing member was a potential referral source for 1-2 new members over the next 3 years. At $4,500 acquisition value per referral: 40 × 1.5 referrals × $4,500 × 30% probability = $81,000 in lost future acquisition value.

The Full Picture

Cost Category	Annual Impact
Revenue gap (4-month lag)	$240,000
Acquisition cost (40 replacements)	$180,000
Staff time on exits	$6,000
Lost referral value	$81,000
First-year lower spending (new vs. tenured)	$261,000
Total Annual Cost of 8% Churn	$768,000

Note: First-year lower spending accounts for new members spending ~35% less on F&B and ancillary than tenured members they replace.

The Retention Investment Opportunity

If you could reduce attrition from 8% to 5% (saving 15 members per year), the financial impact is:

15 members × $19,200 per-member cost = $288,000 in preserved value annually.

That's the budget you have to spend on retention initiatives before the investment is net-negative. Most retention programs cost $30,000-$80,000 annually — delivering 4-10x ROI.

What This Means for Your Board

Present churn as a financial metric, not a membership metric. Your board understands dollars better than percentages. "We lost 40 members" doesn't move the needle. "8% churn is costing us $768,000 annually in total economic impact" gets immediate attention and budget allocation.