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Boston

Metro area · United States · Pop. 4.9M · #9 city by EV

A public taster of the full Boston ecosystem on Dealroom — request a demo for live deal flow, founder pedigrees, AI-talent maps, and the full cap table for every company below.

5,214 Pool of Funded Startups
797 Annual Startups FoundedAll new ventures
393 Annual Startups FundedReceived investment
get funded 49%
996 Pre-Seed Startups$100K–1M
1,023 Seed Startups$1–4M
Pre-Seed to Seed 37%
1,168 Series A Startups$4–15M
Seed to Series A 37%
811 Series B Breakouts$15–40M
A to Series B 45%
635 Series C Breakouts$40–100M
B to Series C 42%
392 Mega Scaleups$100–250M
reach Mega 7.5%
189 Mega+ Scaleups$250M+
reach Mega+ 3.6%
189 Unicorns($1–10B valuation)
reach Unicorn 3.6%
20 Decacorns($10–100B valuation)
reach Decacorn 0.38%
Pre-Seed
996
Seed
1,023
Series A
1,168
Series B
811
Series C
635
Unicorn
189
Decacorn
20

* C→Unicorn and Unicorn→Decacorn rates are derived from current counts (no founding-cohort data); the four mid-funnel rates use Dealroom's cohort tracking.

Quarterly report

Boston's latest quarter in venture capital

VC raised by Boston-headquartered companies in the quarter shown, against the quarter before and the same quarter a year earlier.

Latest complete quarter

 

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Largest rounds

Largest funding rounds in Boston

A live treemap of the largest VC rounds. Each cell is one round into Boston-headquartered companies, grouped by Dealroom sector.

Largest rounds in Boston - 2026

Every $100M+ VC round into Boston-headquartered companies in 2026, grouped by Dealroom sector.
- rounds · - raised
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VC investment

How much venture capital flows into Boston

VC investment into Boston-headquartered, VC-backed companies, broken down by round size, company location, sector and funding stage.

Academia

Boston's academic flywheel

Companies founded by university alumni or spun out of research, plus the institutions producing the most founders tied to Boston.

University ranking By notable alumni-founded companies based in Boston
# University City Based here Companies
1 🇺🇸MIT Cambridge, MA 120 9,472
2 🇺🇸Harvard University Cambridge, MA 38 9,055
3 🇺🇸University of Pennsylvania Philadelphia, PA 14 3,653
4 🇺🇸Princeton University Princeton, NJ 8 2,517
5 🇺🇸Carnegie Mellon University Pittsburgh, PA 6 2,845
6 🇺🇸Yale University New Haven, CT 6 3,314
Unlock the full university ranking for Boston on Dealroom

Location comparison

How Boston stacks up

Compare Boston with peers from the same country (United States) — switch between combined EV, EV growth, and a growth × size view. Expand the table for the full ranking.

$2.9T
$2T
Boston
$1.2T
$911B
$690B

Combined enterprise value of each ecosystem.

Sector concentration

Where Boston punches above its weight

Sectors in which Boston's share of the global unicorn pool is bigger than its overall share. A 5× over-index means Boston is 5× more represented in that sector than in the global average. Source: top-hub aggregation across the 18 simplified sectors.

5.11×
38 unicorns · 24.1% of global sector
🦾 Robotics
3.03×
4 unicorns · 14.3% of global sector
2.45×
3 unicorns · 11.5% of global sector
❤️‍🩹 Health Tech & Medtech
2.24×
15 unicorns · 10.6% of global sector
🛡️ Cybersecurity
1.85×
8 unicorns · 8.7% of global sector
⚡ Energy
1.74×
9 unicorns · 8.2% of global sector
0.98×
14 unicorns · 4.6% of global sector

Get the full Boston ecosystem on Dealroom

Live company-by-company deal flow, full cap tables, founder pedigrees, hiring signals and revenue trajectories.