9 counties · Boom Town Index

Connecticut

Avg BTI Score
0 / 100
Population
3.6M
+0.6% avg growth
National Rank
#51 of 51

State Overview

Connecticut has 9 counties tracked by the Boom Town Index, with an average score of 0/100.

The state faces headwinds, with most counties scoring below the national median on long-term fundamentals.

The top-performing county is Capitol Planning Region (BTI 0), while Western Connecticut Planning Region (BTI 0) trails the pack.

Median Household Income
$90,589
State median across 9 counties
Median Home Value
$335,600
Income-to-home ratio: 0.27
Building Permits
7,273
Total residential permits
Natural Amenity
7.9 / 10
#13 of 49 · USDA scale

Connecticut Counties

9 counties
Rank County BTI Score Safety Proj. Growth GDP Pop Growth Income Ratio Home Price Climate P/R
01 Capitol Planning Region 0 B +2.0% — +0.8% +2.0% 7.0x — 1.2 19x
02 Greater Bridgeport Planning Region 0 B- +1.7% — +0.9% +2.9% 15.7x — 2.2 23x
03 Lower Connecticut River Valley Planning Region 0 A +1.3% — +0.5% +3.3% 12.3x — 2.3 22x
04 Naugatuck Valley Planning Region 0 B +1.0% — +0.6% -0.2% 12.4x — 2.0 20x
05 Northeastern Connecticut Planning Region 0 B+ +2.0% — +0.5% +3.5% 16.9x — 1.4 22x
06 Northwest Hills Planning Region 0 B+ +1.0% — +0.3% +2.8% 15.1x — 1.0 23x
07 South Central Connecticut Planning Region 0 B- +1.0% — +0.7% +2.2% 9.0x — 2.5 19x
08 Southeastern Connecticut Planning Region 0 B+ +2.2% — +0.3% +2.9% 9.5x — 2.3 20x
09 Western Connecticut Planning Region 0 A +1.5% — +0.9% +2.9% 10.4x — 2.1 26x

Capital Investment in Connecticut

Tracked Projects · Public Records
$10.1B
Total tracked investment
2,500
Jobs announced
13
Projects across 4 counties

Where the money is going

Infrastructure $7.5B 75%
Data Centers $1.6B 16%
Industrial/Logistics $500M 5%
Commercial/Residential $300M 3%
Energy $142M 1%

Top counties by investment

  1. 01 Capitol Planning Region $5.4B
    5 projects · 1,000 jobs
  2. 02 Western Connecticut Planning Region $3.1B
    5 projects
  3. 03 Northeastern Connecticut Planning Region $1.6B
    2 projects · 1,500 jobs
  4. 04 Northwest Hills Planning Region $50M
    1 project

Largest projects in Connecticut

Project County Amount Status
Statewide Transportation Infrastructure Improvements (Portion for Capitol Region)
CTDOT · Infrastructure
 Capitol Planning Region $3.1B Planned
WALK Bridge Replacement (Norwalk)
CTDOT · Infrastructure
 Western Connecticut Planning Region $2.7B Planned
NE Edge Hyperscale Data Center (Waterford)
NE Edge (in partnership with a multinational company) · Data Centers · 200 jobs
 Northeastern Connecticut Planning Region $1.6B On Hold
State and Municipal Infrastructure Projects (Portion for Capitol Region)
State of Connecticut · Infrastructure
 Capitol Planning Region $1.4B Planned
Amazon Fulfillment Center
Amazon.com Services · Industrial/Logistics · 1,000 jobs
 Capitol Planning Region $500M Under Construction
Hartford Line Rail Expansion
CTDOT · Infrastructure
 Capitol Planning Region $287M Under Construction
New Milford Battery Storage System (Proposed)
Flatiron · Energy
 Western Connecticut Planning Region $142M Proposed
Adriaen's Landing Development
Capital Region Development Authority · Commercial/Residential
 Capitol Planning Region $100M Operating
→ Methodology · How We Tracked $4T Across 858 Counties

Source: public records, corporate announcements, state EDC filings. Tracking projects with $25M+ in announced investment or 500+ jobs. Some figures are estimates where exact totals weren't disclosed.