Data Decay Rate Benchmarks 2025
B2B contact data decay rate benchmarks showing how quickly prospect data goes stale. Plan enrichment cycles based on industry-specific decay rates.
Understanding Data Decay Rates
B2B contact data decays faster than most teams realize. On average, 28% of your database becomes inaccurate each year — meaning more than a quarter of your prospect data is wrong within 12 months of collection. This benchmark data quantifies the problem so you can plan accordingly.
Key Findings
Technology and SaaS companies experience the highest data decay rates at 34% annually. This reflects the high job mobility in tech — the average tenure for sales and marketing professionals at SaaS companies is just 18-24 months. Healthcare shows the lowest decay at 22%, consistent with longer average tenures in clinical and administrative roles.
These are annual rates, but decay is not linear. The first three months after data collection see relatively low decay (5-8%), but the rate accelerates as you move toward the 12-month mark. By 18 months, half of your originally accurate data may be stale.
What Decays Fastest
Not all data fields decay at the same rate. Job titles and email addresses decay fastest because they change with every job move. Phone numbers decay slightly slower since many professionals keep personal numbers. Company-level data like industry and size is the most stable, though even this changes with M&A activity and pivots.
| Data Field | Annual Decay Rate |
|---|---|
| Job title | 30-35% |
| Business email | 25-30% |
| Direct phone | 20-25% |
| Company name | 5-8% |
| Industry classification | 3-5% |
Enrichment Cycle Recommendations
Based on these decay rates, implement the following re-enrichment cadence: verify email addresses quarterly, refresh job titles and company data every 6 months, and run a full database audit annually. For high-priority accounts, consider monthly monitoring.
Scrapine combats data decay with continuous enrichment, automatically detecting job changes, email bounces, and company updates so your database stays current without manual intervention.