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    Neighborhoods/Connecticut

    Greenest Neighborhoods in Connecticut (2026 Rankings)

    Clean air is a hallmark of green, healthy communities. We ranked 25 neighborhoods in Connecticut by Air Quality Index (AQI) to identify the greenest areas. An AQI under 50 is considered "Good" for health.

    Winsted CDPWinsted CDP, CT
    Kurby Score: 59
    Air Quality (AQI): AQI 30
    Climate Risk: 49.74968189980141/100
    Walk Score: 32/100
    Home Value: $186,700
    Population: 6,880
    New HavenCT
    Kurby Score: 67
    Air Quality (AQI): AQI 30
    Climate Risk: 49.74968189980141/100
    Walk Score: 32/100
    Home Value: $236,500
    Population: 135,736
    Branford Center CDPBranford Center CDP, CT
    Kurby Score: 59
    Air Quality (AQI): AQI 30
    Climate Risk: 49.74968189980141/100
    Walk Score: 32/100
    Home Value: $282,300
    Population: 6,201
    4
    WaterburyCT
    Kurby Score: 68
    Air Quality (AQI): AQI 30
    Climate Risk: 49.74968189980141/100
    Walk Score: 32/100
    Home Value: $162,800
    Population: 114,480
    5
    BristolCT
    Kurby Score: 74
    Air Quality (AQI): AQI 30
    Climate Risk: 49.74968189980141/100
    Walk Score: 32/100
    Home Value: $235,700
    Population: 61,052
    6
    StamfordCT
    Kurby Score: 71
    Air Quality (AQI): AQI 30
    Climate Risk: 49.74968189980141/100
    Walk Score: 32/100
    Home Value: $584,700
    Population: 135,413
    7
    Portland CDPPortland CDP, CT
    Kurby Score: 69
    Air Quality (AQI): AQI 30
    Climate Risk: 49.74968189980141/100
    Walk Score: 32/100
    Home Value: $256,000
    Population: 6,417
    8
    Hazardville CDPHazardville CDP, CT
    Kurby Score: 70
    Air Quality (AQI): AQI 30
    Climate Risk: 49.74968189980141/100
    Walk Score: 32/100
    Home Value: $222,100
    Population: 6,123
    9
    Northford CDPNorthford CDP, CT
    Kurby Score: 70
    Air Quality (AQI): AQI 30
    Climate Risk: 49.74968189980141/100
    Walk Score: 32/100
    Home Value: $345,100
    Population: 6,189
    10
    Rockville CDPRockville CDP, CT
    Kurby Score: 49
    Air Quality (AQI): AQI 30
    Climate Risk: 49.74968189980141/100
    Walk Score: 32/100
    Home Value: $182,700
    Population: 6,951
    11
    HartfordCT
    Kurby Score: 65
    Air Quality (AQI): AQI 30
    Climate Risk: 49.74968189980141/100
    Walk Score: 32/100
    Home Value: $198,900
    Population: 121,057
    12
    New BritainCT
    Kurby Score: 68
    Air Quality (AQI): AQI 30
    Climate Risk: 49.74968189980141/100
    Walk Score: 32/100
    Home Value: $188,700
    Population: 74,212
    13
    NorwalkCT
    Kurby Score: 69
    Air Quality (AQI): AQI 30
    Climate Risk: 49.74968189980141/100
    Walk Score: 32/100
    Home Value: $491,800
    Population: 91,050
    14
    DanburyCT
    Kurby Score: 70
    Air Quality (AQI): AQI 30
    Climate Risk: 49.74968189980141/100
    Walk Score: 32/100
    Home Value: $355,500
    Population: 86,456
    15
    West Hartford CDPWest Hartford CDP, CT
    Kurby Score: 73
    Air Quality (AQI): AQI 30
    Climate Risk: 49.74968189980141/100
    Walk Score: 32/100
    Home Value: $370,500
    Population: 64,088
    16
    New Canaan CDPNew Canaan CDP, CT
    Kurby Score: 56
    Air Quality (AQI): AQI 30
    Climate Risk: 49.74968189980141/100
    Walk Score: 32/100
    Home Value: $1,019,800
    Population: 6,863
    17
    BridgeportCT
    Kurby Score: 70
    Air Quality (AQI): AQI 30
    Climate Risk: 49.74968189980141/100
    Walk Score: 32/100
    Home Value: $227,200
    Population: 148,470
    18
    MiddletownCT
    Kurby Score: 71
    Air Quality (AQI): AQI 38
    Climate Risk: 49.74968189980141/100
    Walk Score: 32/100
    Home Value: $257,800
    Population: 48,152
    19
    Milford city (balance)CT
    Kurby Score: 73
    Air Quality (AQI): AQI 38
    Climate Risk: 49.74968189980141/100
    Walk Score: 32/100
    Home Value: $361,900
    Population: 50,664
    20
    East Hartford CDPEast Hartford CDP, CT
    Kurby Score: 70
    Air Quality (AQI): AQI 38
    Climate Risk: 49.74968189980141/100
    Walk Score: 32/100
    Home Value: $201,500
    Population: 50,942
    21
    Oakville CDPOakville CDP, CT
    Kurby Score: 74
    Air Quality (AQI): AQI 38
    Climate Risk: 49.74968189980141/100
    Walk Score: 32/100
    Home Value: $261,800
    Population: 9,387
    22
    West HavenCT
    Kurby Score: 70
    Air Quality (AQI): AQI 38
    Climate Risk: 49.74968189980141/100
    Walk Score: 32/100
    Home Value: $247,800
    Population: 55,336
    23
    Greenwich CDPGreenwich CDP, CT
    Kurby Score: 59
    Air Quality (AQI): AQI 38
    Climate Risk: 49.74968189980141/100
    Walk Score: 32/100
    Home Value: $1,566,500
    Population: 14,051
    24
    SheltonCT
    Kurby Score: 72
    Air Quality (AQI): AQI 38
    Climate Risk: 49.74968189980141/100
    Walk Score: 32/100
    Home Value: $410,400
    Population: 41,206
    25
    Kensington CDPKensington CDP, CT
    Kurby Score: 69
    Air Quality (AQI): AQI 38
    Climate Risk: 49.74968189980141/100
    Walk Score: 32/100
    Home Value: $289,500
    Population: 9,580

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