The U.S. South has lost nearly 32 million harvested crop acres over the past century, according to new analysis published by Farmdoc on June 17, 2026. The findings, based on USDA and Census of Agriculture data, show that Southern cropland has contracted far more sharply than in the rest of the country, raising critical questions about the effectiveness of decades of federal support for key commodities such as cotton, peanuts, and rice. For producers, policymakers, agronomists, and investors, the trend matters because harvested acreage remains one of the clearest indicators of agricultural competitiveness and long-term economic vitality.

The report, authored by agricultural economist Carl Zulauf, examines changes in harvested acres across the South and compares them with national trends. While federal farm programs have historically provided strong support for traditional Southern crops, the region has continued to lose cropland at a pace unmatched elsewhere in the United States.

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South Losing Ground While Other Regions Hold Steady

Over the last 100 years, harvested acreage across all crops in the Southern states declined from 81.7 million acres to 50.8 million acres, a reduction of 30.9 million acres, or 38%. By contrast, the rest of the United States saw harvested acreage decline by only 10.3 million acres, or about 4%.

Average Annual Harvested Acres (Million), All Crops

Source: Farmdoc Daily, based on U.S. Censuses of Agriculture (1925-2022).

The data also reveal a troubling modern trend. Since the agricultural boom years of the 1970s, Southern harvested acreage has continued to decline while acreage in the rest of the country has remained relatively stable.

For agricultural economists, acreage shifts often signal broader structural changes. Regions that gain acres generally attract investment, technology adoption, infrastructure development, and market opportunities. Regions that lose acres may face mounting challenges related to profitability, input costs, labor availability, and crop competitiveness.

Cotton Collapse Defines the Century-Long Decline

The report identifies cotton as the dominant factor behind the South's long-term acreage losses.

Southern cotton acreage plunged from 36.5 million acres in the late 1920s to just 6.4 million acres today, representing an extraordinary decline of more than 82%.

Average Annual Cotton, Peanut, and Rice Harvested Acres (Million), U.S. South

Source: Farmdoc Daily.

Remarkably, the decline in cotton acreage almost mirrors the decline in total Southern harvested acreage over the past century. Cotton alone lost approximately 30.1 million acres, nearly equal to the region's overall reduction of 30.9 million acres.

However, the picture changes when focusing on the last five decades.

Since 1980, total Southern harvested acreage has fallen by approximately 13.4 million acres, far exceeding the combined decline of cotton, peanuts, and rice. In fact, peanut acreage has increased during that period, while rice acreage has remained relatively resilient.

This suggests that the South's more recent acreage losses are increasingly occurring outside its traditional commodity program crops.

A Difficult Question for Farm Policy

The findings raise an uncomfortable policy question: Have decades of stronger federal support for cotton, peanuts, and rice unintentionally weakened broader agricultural development across the South?

Historically, these crops have received higher levels of government support through commodity programs, crop insurance mechanisms, and other elements of the farm safety net. Such support was often justified by the South's disproportionate acreage losses and economic vulnerability.

Yet Farmdoc argues that the current data may point toward an unintended consequence. By concentrating support on a relatively small group of crops, policy may have reduced incentives for diversification, innovation, and investment in alternative production systems.

As precision agriculture, sustainable agriculture practices, specialty crops, and value-added supply chains continue expanding elsewhere in the country, some analysts question whether Southern agriculture has remained too dependent on a limited set of commodities.

What It Means for the Next Farm Bill

The debate arrives at a critical moment as policymakers consider future farm bill priorities and evaluate the long-term effectiveness of commodity support programs.

Some agricultural economists suggest a more balanced approach that distributes support more evenly across crops. Others argue that Southern agriculture could benefit from flexible federal-state matching programs that encourage innovation while preserving risk management tools.

For producers, the stakes are significant. Future decisions involving crop insurance, commodity prices, conservation incentives, input costs, and USDA support programs could influence how effectively Southern agriculture adapts to changing market conditions.