South Carolina Population Grew by 80,000 Residents

The state saw a 1.2% annual growth rate between 2024 and 2025, driven largely by migration from other states.

Updated on Oct. 8, 2026 in Employment

South Carolina Population Grew by 80,000 Residents

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South Carolina added 80,000 residents between 2024 and 2025, a 1.2% annual increase that ranks as the fifth-largest population rise in the United States. Most of this growth originated from migration from other states.

Why it matters

The rapid expansion has prompted the state government to form a Senate special committee tasked with addressing infrastructure and service demand challenges. Lawmakers are currently evaluating how to support the growing population while considering the needs of an aging demographic.

The state recorded a 1.2% annual population growth rate and a 1.6% annual increase in road usage. Projections indicate the total population will reach 6.6 million by 2040, marking an increase of 1.5 million people over 2020 census levels.

The players

South Carolina Senate special committee

This legislative body is currently reviewing policy solutions to manage the demands of the state's rapid population growth.

The details

South Carolina legislators are actively analyzing the impact of these demographic shifts on services in hubs like Charleston and Greenville. A Senate special committee is reviewing policy solutions to ensure infrastructure keeps pace with the consistent rise in residents.

The 2020 census recorded the baseline state population.
The state population grew by 80,000 between 2024 and 2025.
The state is projected to reach 6.6 million residents by 2040.

Macro View

The current growth trajectory in South Carolina significantly outpaces the baseline levels established during the 2020 U.S. Census. State planners are now forced to reconcile this rapid expansion with historical growth patterns to prevent infrastructure strain.

Residents may see increased demand for public services and infrastructure upgrades as the state manages a 1.6% annual increase in road usage. These growth trends influence long-term planning for housing and public utilities across the state.

The takeaway

South Carolina is balancing significant migration gains with the need to modernize infrastructure for future residents. Tracking these population figures helps citizens understand how their communities will evolve over the coming decades.