Data & Benchmarks
Series A Benchmarks 2026
Key data points and benchmarks — updated for 2026.
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$15M
Median Series A round size
PitchBook
$55M
Median pre-money valuation
PitchBook
$1.8M
Median ARR at Series A
Carta Data
33%
Seed to Series A conversion rate
Crunchbase
All Series A Benchmarks Data Points
- 1.$15M— Median Series A round size
Source: PitchBook
- 2.$55M— Median pre-money valuation
Source: PitchBook
- 3.$1.8M— Median ARR at Series A
Source: Carta Data
- 4.33%— Seed to Series A conversion rate
Source: Crunchbase
- 5.22 months— Average time from seed to A
Source: First Round Capital
- 6.3x YoY— Median ARR growth rate at A
Source: OpenView
- 7.22%— Dilution at Series A (median)
Source: Carta
- 8.91%— Series A with board seat
Source: Carta
- 9.$1.2M (lower)— AI startup Series A ARR requirement
Source: Sapphire Ventures
- 10.3,200— Series A deal count (2025)
Source: PitchBook
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Key Takeaways
- ✦Median Series A is $15M at $55M pre-money, but requires $1.8M ARR and 3x YoY growth.
- ✦Only 33% of seed-funded companies reach Series A, making this the hardest funding transition.
- ✦22 months between seed and Series A means founders need sufficient runway to hit milestones.
- ✦AI startups can raise Series A at lower ARR ($1.2M vs $1.8M), benefiting from sector enthusiasm.
- ✦91% of Series A rounds include a board seat, marking the shift to formal governance.
Analysis & Insights
Series A remains the most challenging fundraising milestone, with only 33% of seed-funded companies successfully crossing this chasm. The median requirements — $1.8M ARR growing at 3x YoY — represent a high bar that tests whether a startup has achieved genuine product-market fit. The $55M pre-money valuation means investors expect these companies to grow into multi-hundred-million-dollar businesses, setting the trajectory for the next 5-7 years of the company's life.
The 22-month gap between seed and Series A is both a benchmark and a warning. Founders who raise a $3.8M seed need to achieve Series A metrics within this window, or risk running out of capital. The math is straightforward: $3.8M at a $150K monthly burn gives you 25 months of runway. This leaves just 3 months of buffer beyond the typical 22-month timeline. Capital-efficient growth, early revenue, and disciplined spending are essential. The AI exception ($1.2M ARR requirement) reflects market optimism but sets up higher expectations for subsequent rounds.
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Sign Up Free →Methodology
Data compiled from publicly available sources including industry reports, academic research, government statistics, and company filings. Sources are cited inline with each data point. Projections for 2026 are based on published forecasts from the cited organizations. Data is refreshed quarterly. Noizz.io does not independently verify all third-party data and recommends consulting original sources for critical business decisions.
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