Changing the way Connecticut uses data.

Striving for informed decision-making across Connecticut, we empower an ecosystem of data users by democratizing access to public data and building data literacy.

In addition to providing open access to structured and processed data, we can also work with you on to solve your custom data needs. Contact us for more information.

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Data

Our data portal contains over 135 datasets that we have curated and processed into a machine-readable structure. Use our custom data-exploration tools to narrow your selection, or download raw data in bulk and explore data on your own. You can browse by topic, search by organization, or search by dataset.

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Recent Data Updates

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New American Community Survey (ACS) 5-year Estimates available

Status of ACS data updates 2017

Take a look at which towns saw an increase in Median Household Income and a decrease. Please note that when comparing ACS 5-year estimates you must use time periods that are not overlapping.

Support us on #GivingTuesday!

During #GivingTuesday, a 24 hour global movement dedicated to giving, please help support our work and ensure we can continue to offer events and classes that are free and open to the public. At the Connecticut Data Collaborative, we are thankful for all our data users and producers across the state who have engaged with us over the past year.

We strive for informed policy and decision making across the state by empowering an ecosystem ...

Are the Outcomes of Stops Different Across Racial Groups?

In this data story, we explore the outcomes of traffic stops. Is there a difference by race in the issuance rate of warnings, tickets or some other outcome? In particular, is there a difference by race in terms of the type of infractions imposed on drivers based on the reason for the stop. 

The Racial Profiling Prohibition Project is a statewide effort led by the Institute for Municipal and Regional Policy (IMRP) to understand the ...

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