How big is manufacturing in Connecticut?

Manufacturing contributed $42.3B to Connecticut's economy in 2025, ranking #26 of 51 states and DC, per BEA state GDP data.

What share of Connecticut's economy is manufacturing?

Manufacturing is 11.2% of Connecticut's GDP in 2025. Nationally, manufacturing averages 9.4% of GDP, so Connecticut is more manufacturing-intensive than the country as a whole.

What is the largest manufacturing industry in Connecticut?

Other Transportation Equipment leads at $18.7B (2024), followed by chemical products ($5.6B) and fabricated metal products ($3.7B), per BEA state GDP by industry.

Is manufacturing in Connecticut growing?

Connecticut's manufacturing GDP is up 1.6% year over year in dollar terms and up 2.1% after inflation, per the latest BEA annual data (2025).

Does Connecticut make more durable or nondurable goods?

Durable goods lead in Connecticut: $33.0B versus $9.3B of value added in 2025.

Manufacturing Economy Monitor

Manufacturing in Connecticut

Manufacturing contributed $42.3B to Connecticut's economy in 2025 (11.2% of the state's GDP), ranking Connecticut #26 of 51 states and DC by manufacturing output, per the Bureau of Economic Analysis. Output rose 1.6% year over year (+2.1% after inflation). The state's largest manufacturing industry is other transportation equipment ($18.7B in 2024).

Output and rank

Manufacturing GDP: $42.3B in 2025, #26 of 51 states and DC.
Share of the state economy: 11.2% of Connecticut's GDP.
Growth: +1.6% year over year (+2.1% after inflation).
Composition: $33.0B durable goods, $9.3B nondurable goods.

Largest manufacturing industries in Connecticut

Other Transportation Equipment: $18.7B (2024)
Chemical Products: $5.6B (2024)
Fabricated Metal Products: $3.7B (2024)

Frequently asked questions

How big is manufacturing in Connecticut? Manufacturing contributed $42.3B to Connecticut's economy in 2025, ranking #26 of 51 states and DC, per BEA state GDP data.
What share of Connecticut's economy is manufacturing? Manufacturing is 11.2% of Connecticut's GDP in 2025. Nationally, manufacturing averages 9.4% of GDP, so Connecticut is more manufacturing-intensive than the country as a whole.
What is the largest manufacturing industry in Connecticut? Other Transportation Equipment leads at $18.7B (2024), followed by chemical products ($5.6B) and fabricated metal products ($3.7B), per BEA state GDP by industry.
Is manufacturing in Connecticut growing? Connecticut's manufacturing GDP is up 1.6% year over year in dollar terms and up 2.1% after inflation, per the latest BEA annual data (2025).
Does Connecticut make more durable or nondurable goods? Durable goods lead in Connecticut: $33.0B versus $9.3B of value added in 2025.

About this data

Source: U.S. Bureau of Economic Analysis (public domain). National quarterly values are seasonally adjusted annual rates. Corporate-profit industry detail reflects inventory valuation adjustment without capital consumption adjustment, per NIPA table 6.16D conventions.

Last reviewed 2026-05-12.