County directory · Official data joined by FIPS
Connecticut counties
Compare all 9 counties and county equivalents in Connecticut by income, housing, employment, education, health, and population.
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All Connecticut counties
Every row uses county-level ACS, LAUS, and County Health Rankings data. Standalone profiles still open only above the publication gate.
| Rank | County | Population | Income | Home value | Unemployment | Degree+ | Life exp. | Profile |
|---|---|---|---|---|---|---|---|---|
| #1 | Capitol Planning Region | 977,290 | $93,394 | $323,700 | 3.2% | 42.1% | — | Open |
| #2 | Western Connecticut Planning Region | 627,071 | $128,188 | $652,900 | 2.8% | 55.5% | — | Open |
| #3 | South Central Connecticut Planning Region | 570,598 | $88,197 | $353,100 | 3.2% | 42% | — | Open |
| #4 | Naugatuck Valley Planning Region | 454,969 | $86,191 | $317,700 | 3.6% | 33.8% | — | Open |
| #5 | Greater Bridgeport Planning Region | 329,259 | $89,667 | $428,800 | 3.6% | 41.7% | — | Open |
| #6 | Southeastern Connecticut Planning Region | 279,971 | $86,586 | $323,400 | 3.1% | 35.8% | — | Open |
| #7 | Lower Connecticut River Valley Planning Region | 175,822 | $104,428 | $379,700 | 2.8% | 46% | — | Open |
| #8 | Northwest Hills Planning Region | 113,216 | $93,551 | $335,600 | 2.8% | 39.4% | — | Open |
| #9 | Northeastern Connecticut Planning Region | 96,312 | $90,589 | $307,600 | 3.1% | 26.1% | — | Data row |
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County data policy
Depth without index bloat
Every county stays available in this directory, but a standalone profile is published only when population is at least 100,000 or the county is the largest in its state. This keeps smaller counties comparable without producing thousands of thin pages.
Five-digit FIPS—not the county name—is the join key. ACS supplies income, housing, population, and education; BLS LAUS supplies annual employment; County Health Rankings supplies health outcomes and access.