Tri-County Regional Planning Commission

Planning for People Since 1956

Serving the people of Clinton, Eaton and Ingham Counties for 50 years

913 W Holmes Rd • Suite 201 • Lansing, MI 48910 • 517.393.0342 • 517.393.4424 (fax)

Toll Free Hotline • 800.619.6676
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NEW! We are now on Facebook, you can provide input on our regional projects and plans
NEW! Regional 2035 Transportation Plan
NEW! SURFACE TRANSPORTATION PROGRAM PROJECTS - Priority Assessment Guidelines -_December 2009
NEW! REPORT: Fiscal Year 2009 Annual Listing of Regional Transportation Projects
The New Starts Congressional Handbook - June 2009
TCRPC's 2008-2009 Comprehensive Economic Development Strategy (CEDS) Report
TCRPC's 2035 Regional Transportation Plan_Town Forum Results of December 2008 and June 2009
Regional Growth Project Summary Report / Poster Plan
Adopted Socio-Economic Forecasts
Application Process for Capacity Expanding Surface Transportation Program Project Options
CPIX- Commercial Property Search
2010 Calendar of Meetings
NEW! Traffic Count Data Base System

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2006 Sub-County Population Estimates for the Tri-County Region (pdf, 67 kb)
2008 County Population Estimates
July 1st 2008 (estimate)
July 1st 2007 (estimate)
July 1st 2006 (estimate)
July 1st 2005 (estimate)
July 1st 2003 (estimate)
July 1st 2001 (estimate)
April 1st 2000 (est.base)
Tri-County Region
454,035
455,071
455,450
456,330
454,468
450,720
447,821
Clinton County
69,726
69,637
69,330
68,857
67,408
65,519
64,753
Eaton County
106,781
107,118
107,109
107,139
106,511
104,637
103,655
Ingham County
277,528
278,316
279,011
280,334
280,549
280,564
279,413
Michigan
10,003,422
10,049,790
10,083,878
10,093,266
10,065,881
10,004,341
9,938,492
United States
304,059,724
301,290,332
298,362,973
295,560,549
290,210,914
285,039,803
281,424,602

Table 1: Annual Estimates for the Counties of Michigan: April 1, 2000 to July 1, 2008 (CO-EST2008-01-26)
Table 1. Annual Estimates of the Population of Metropolitan and Micropolitan Statistical Areas: April 1, 2000 to July 1, 2008 (CBSA-EST2008-01)
Table 1: Annual Estimates of the Population for the United States and States: April 1, 2000 to July 1, 2008 (NST-EST2008-01)
Source: Population Division, U.S. Census Bureau
Release Date: March 19, 2009 (County and MSA) and December 22, 2008 (USA and State)

NOTE:  With each new issue of July 1 estimates, the Census Bureau revises estimates for years back to the last census.
Previously published estimates are superseded and archived.

 Caital Area Groundwater AllianceUrban & Rural Service District and Boundaries

Greening Mid Michigan

This page last updated on March 4, 2010© 2010 Tri-County Regional Planning Commission