Population estimates are released as new data are incorporated and models are updated.
The current estimates are for the year 2015 and were released on September 22, 2016.

Current Estimates

National Population Estimates, 2015   pdf

Detailed Tables

States

     Total Population   pdf xlsx

     By Age Group xlsx

Metropolitan Areas

     Total Population pdf xlsx

     By Age Group xlsx

     Top 40 Metropolitan Areas - Total Population pdf xlsx

     List of Metropolitan Area Definitions xlsx

Counties

     Total Population pdf xlsx

     By Age Group xlsx

     List of County Area Definitions xlsx

Political Party Identification

     States pdf xlsx

     Metropolitan Areas pdf xlsx

     Metropolitan Areas by Age Group xlsx

     Counties pdf xlsx

     County by Age Group xlsx

Political Orientation

     States pdf xlsx

     Metropolitan Areas pdf xlsx

     Metropolitan Areas by Age Group xlsx

     Counties pdf xlsx

     Counties by Age Group xlsx

Previous Estimates

Results from previous work can be downloaded below. Note, past estimates (2012, 2013) represent changes in Methodology more than they do changes in the population at the county or sub-national levels (See FAQs).

2013

Nation - Population by age, education, race, and Hispanic origin pdf xlsx

States - Total Population pdf xlsx

Counties - Total Population pdf xlsx

2012

Nation - Population by age, education, race, and Hispanic origin pdf

States - Total Population pdf

Counties - Total Population pdf

Custom Tables

Don't see detailed tables you need on our data page? Contact us! We're happy to work with you to provide comparisons you need. Send an email to ajpp@brandeis.edu.