For Comparison
Post-9/11 Wars: $8,000,000,000,000 over 20 years (~$300,000,000/day avg.)
3 aircraft lost to friendly fire (Feb 28): $270,000,000 — equiv. to 3,375 teacher salaries for a year
Iraq War avg. oil price: ~$72/bbl (approx. $100+ in 2026 dollars)
Iran-Iraq War (1980–88): $622,000,000,000 total (est. 9 years of Iran's GDP)
U.S. national debt interest: $1,000,000,000,000 projected for 2026 alone
Every $1,000,000 in military spending creates ~5 jobs. The same $1,000,000 creates ~13 in education, ~9 in healthcare.
Methodology & Sources
Running estimate uses a three-phase bottom-up cost model: ~$380,000,000/day for initial strikes (Days 0–3), ~$220,000,000/day for sustained operations (Days 3–10), ~$155,000,000/day for air dominance/ISR-heavy phase (Day 10+). Each phase is built from seven sourced components: personnel ($40,000,000/day, ~50,000 deployed), naval forces ($22,000,000/day for 2 CSGs, 7 DDGs, 6 LCS), aircraft operations ($48,000,000/day across 12 airframe types at full O&S per-hour rates), fuel & logistics ($15,000,000/day), non-tracked ordnance ($35,000,000/day), C4ISR/cyber/space ($10,000,000/day), and overhead/unmodeled costs ($50,000,000/day). Naval + aircraft combined: ~$70,000,000/day during active operations.
Discrete one-time costs (aircraft losses, high-value cruise missiles, bunker busters) are tracked separately and added to the running total. Munitions costs use DoD procurement unit costs; actual replacement/replenishment costs are 10–20% higher due to surge production premiums and supply chain constraints.
On the "overhead" category: Bottom-up defense cost models typically capture 60–75% of true costs (per CBO and RAND methodology notes). The remainder includes classified programs, ~25,000 contractor personnel, allied force coordination, surge deployment overhead, combat search & rescue, MEDEVAC, base hardening, and other friction costs that are real but not directly observable from open sources.
Not included: Long-term veteran healthcare (historically 2–4× direct war costs over decades), economic opportunity costs, indirect costs from energy market disruption (oil up ~15%), allied nation expenditures, or environmental remediation. These omissions mean the true total taxpayer cost will be significantly higher than shown.
Sources: DoD Comptroller FY2024/25 reimbursable flight-hour rates · CBO June 2025 F-35 report · GAO aircraft sustainment reports · TRANSCOM airlift rates · Defense News ship operating costs · GAO-22-105387 LCS costs · Brown Univ. Costs of War Project · National Priorities Project at IPS · USNI News Fleet Tracker · DLA Energy fuel prices · Stephen Semler CSG analysis · Stimson Center · SIPRI · RTX Tomahawk production data · Yahoo Finance (live market data)