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

Connecticut Census Tracts → Towns

Got data by Census tract but don’t know which towns they belong to? Our new tool can help!

Check it out

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

SEOW Prevention Data Portal Has Gotten a Makeover!

Visit new site

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

Hartford Data Platform Released

Explore Neighborhood Data and Learn About Health & Housing in Hartford.

Explore Neighborhood 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.

Census 2020 Kickoff

Hear from Lieutenant Governor-elect Bysiewicz, Mayor Bronin, Census Bureau Regional Director, and the State’s Chief Data Officer about the plans for Census 2020 in Connecticut.

Watch on CT-N

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

New Census ACS Data 2013-2017

Explore the data in our new ACS tool!

Explore 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.

Connecticut Census State Data Center

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What we do

Data Liberation

We help you understand your data and tell your story.

Data Display

We make public data accessible.

Data Academy

We lead training workshops to build data literacy.

CT Census State Data Center

We provide guidance and access to Census data.

Explore over 200 datasets
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Featured Projects
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Secretary of the State Business Search

Search for businesses operating in Connecticut by name, location, or type

Business Formation Patterns

Historic business formation data in Connecticut

Town Profiles

Explore and compare multiple indicators by town and county.

Racial Profiling Prohibition Project

View traffic stop data for each police district in the state

Data Dashboard for 6 CT Regions

Explore data on a variety of topics for the 6 CT regions – a project of CONNECT

Connecticut Regional Data Stories

Get picture of the region focusing on demographic, education, and health indicators

Housing Portal

Explore, download, and analyze housing data in your town

SEOW Prevention Data Portal

Bringing together Connecticut’s epidemiological data on substance abuse

Hartford Data Portal

Data story & Census tract level data for Hartford

Aggregate Margins of Error

Use this tool to combine smaller geographies into larger ones with recalculated margins of error

Census Tract → Town

Look up which towns Connecticut Census tracts belong to

American Community Survey 2017 Map

Comparison map for various ACS topics for Connecticut

Blog

500 Cities Data Challenge Project Launch

In partnership with the Urban Institute, the Robert Wood Johnson Foundation, and the Liberal Arts Action Lab, we are pleased to share our 500 Cities Data Challenge project that uses census-tract level data to address health disparities in our community. The 500 Cities Data Challenge selected 10 organizations to receive funding for projects that will improve community health outcomes using the 500 Cities dataset. Over the past year, this cohort of grantees from across the country has leveraged local health…

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The Meetup Every CivicTech Professional Should Attend

A photo from our first Civic Tech Coworking Day in July.  CivicTech folks in the Connecticut and Western Massachusetts area: we want to meet you! Join CTData and members from organizations like Civic Actions, Linux Foundation, UConn, Skylight, and Agile for our monthly CivicTech Coworking Days. We host these events on the third Wednesday of every month from 10:00am-4:00 pm at our offices at 10 Constitution Plaza in Hartford. Get some work done, enjoy the change of scenery, and connect with other CivicTech professionals in the area! If you’re interested,…

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State Data Plan Forum Recap: Education and Workforce Development

On Monday, August 19, 2019, the CTData Collaborative hosted over 30 partners for a data forum on education and workforce development with the state’s Chief Data Officer, Tyler Kleykamp. Attendees included data lovers and users across multiple sectors including nonprofits, state agencies, philanthropy, higher education, advocacy organizations, for-profits, and independent consultants. CTData Executive Director, Michelle Riordan-Nold, remarked, “The diverse group of stakeholders engaged in the forum demonstrates the complexity of the topic and the necessity to address educational and workforce…

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Hartford, CT 06103

info@ctdata.org

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