Iran Tensions Threaten Spain’s Economic Growth

The escalation of tensions involving Iran is posing a significant threat to the growth trajectory of the Spanish economy, with projections suggesting a potential reduction in the annual Gross Domestic Product (GDP) of between 0.2 and nearly 1 percentage point for 2026.

According to a report from CaixaBank Research, the precise impact on Spain’s economic growth will depend on the duration and severity of the conflict. This instability is creating a ripple effect across various sectors of the Spanish economy, from corporate strategic planning to public fiscal management.

Corporate Strategy and Trade Risks

Spanish businesses are already reacting to the volatility. A survey conducted by the CEOE indicates that 44% of Spanish firms are rewriting their growth plans. This strategic shift is driven by a combination of factors, including tensions between the U.S. And Israel, the potential closure of the Strait of Hormuz and the impact of tariffs imposed by the Trump administration.

The trade environment has been further complicated by diplomatic frictions. Donald Trump has threatened to cut off trade with Spain after the country disallowed the United States from using joint bases in the context of the Iran conflict.

Fiscal Pressure and Public Spending

The conflict is exerting a “double economic tension” on the Spanish state. The Ministry of Economy has confirmed a rebound in inflation to 3.3%, primarily driven by rising energy costs.

This inflationary trend has structural implications for public accounts. Because pensions are revalued based on the Consumer Price Index (CPI), rising inflation automatically increases public spending. This occurs while Spain continues to operate under State General Budgets that have been extended since 2023, without new accounts being approved.

Sources from the Bank of Spain have warned that the absence of new budgets limits the Executive’s ability to adjust spending or respond precisely to economic shocks. This increases the risk of fiscal deviations and may weaken the credibility of the country’s economic planning.

Impact on Households and Consumption

Beyond the government level, the conflict is affecting the purchasing power of Spanish households. Rising prices for energy and transport, along with an increase in the cost of the shopping basket, are reducing the consumption margin for families.

The combination of deteriorating public accounts—due to indexed spending on pensions, public salaries, and benefits—and reduced household consumption threatens to consolidate a cycle of persistent inflation and curb overall economic growth.

Global Economic Context

The situation in Spain reflects a broader global trend. As of March 19, 2026, reports indicate that governments worldwide are facing increased risks of fiscal strain and debt accumulation due to the prospect of a prolonged war in the Middle East.

The Economic Observatory of Francisco de Vitoria has highlighted that the Spanish economy is at a crossroads, with some scenarios suggesting that if the Iran crisis festers, GDP could fall to as low as 0.5% and employment growth could be limited to 0.5%.