Pentagon Comptroller Jules Hurst told a Senate committee the war had cost about $29 billion — up from the $25 billion first reported in late April — attributing the increase to updated equipment repair and replacement and general operational costs.
Al Jazeera2026-05-12
CSIS estimated the war cost the US about $16.5 billion through Day 12, averaging roughly $1.375 billion per day.
CSIS2026-03-12
Harvard Kennedy School's Linda Bilmes estimated the war is likely to cost roughly $1 trillion over the next decade once long-run obligations are counted.
CNBC2026-04-14
The Penn Wharton Budget Model put direct costs at $40-95 billion, with up to $210 billion in broader economic impact.
Penn Wharton Budget Model2026-04-10
A Pakistan-brokered ceasefire that took effect April 8, 2026 sharply cut US daily war spending from a roughly $1.9B/day peak in the war's first week to a far lower standby rate; analysts' total direct-cost estimates still range widely from about $29B (Pentagon) to over $40B.
Al Jazeera2026-04-30
A Brown University Costs of War brief (with the Climate Solutions Lab) found extra fuel costs to US consumers since the war began topped $40 billion — more than $300 per household — on top of the Pentagon's ~$29B in direct military spending; director Stephanie Savell said official estimates are 'just scratching the surface.'
Brown University — Costs of War2026-05-18
Israel's Finance Ministry put the war's budgetary expenses at roughly NIS 35 billion (about $11.5 billion) — an official figure that runs below higher third-party estimates of Israel's direct military costs.
The Times of Israel2026-05-30
On the war's 100th day (June 8, 2026), the conflict reignited as Iran fired its first missile barrage at Israel since the April truce and Israel struck back at targets in Iran, raising the prospect of renewed high daily burn rates after weeks of a lower standby footing.
NPR2026-06-08
The Pentagon's FY2027 budget request seeks over $70 billion for munitions procurement (about $76.3B total, up from ~$26.8B in FY2026), including roughly $22 billion to replace just the munitions identified as used in the Iran war — covering THAAD, SM-3 Block IIA, PAC-3 MSE, Tomahawk and JASSM rounds drawn down in the conflict.
Air & Space Forces Magazine2026-04-28
A CSIS munitions assessment ('Last Rounds?', Cancian & Park) found US forces fired between 1,060 and 1,430 Patriot interceptors — roughly half of prewar stockpiles — plus an estimated 190-290 THAAD interceptors, with full replenishment of some interceptor lines not projected until about mid-2029, embedding multi-year replacement costs beyond the immediate burn rate.
CSIS2026-04-24
Acting DoD Comptroller Jules Hurst III told appropriators the ~$29B direct cost excludes military-construction costs to repair bombed US bases — telling Rep. Ed Case 'We have a lot of unknowns there' — while Sen. Patty Murray called the $29B figure 'suspiciously low,' underscoring that official totals omit major repair and replacement obligations.
Military Times2026-05-12
On the war's 100th day (June 8, 2026), Iran's 'Operation Nasr' barrage and Israel's strikes back pushed Brent crude up roughly 4-5% to above $97/bbl before it eased toward ~$94 once Iran said its operations were over; Trump said the US blockade of the Strait of Hormuz remains in force until a final deal — a renewed oil-price and shipping-cost shock layered atop the ~$29B direct military bill.
CNBC2026-06-08
An independent estimate by Stephen Semler (Security Policy Reform Institute) for the Popular Information newsletter put US direct costs at about $71.8 billion through the war's first 60 days — roughly $1.2 billion per day — far above the Pentagon's ~$29B figure, broken down as $41.2B munitions, $15.8B operations, $11.9B damaged or destroyed military assets, and $2.9B in war-related arms transfers to Israel; the gap largely reflects valuing munitions at replacement rather than historical cost.
Popular Information / Responsible Statecraft2026-05-28
Moody's Analytics estimated the Iran war had cost US families about $100 billion — roughly $750 per household — through early June 2026, combining higher military spending with oil-driven price increases; chief economist Mark Zandi said Brent crude had topped $110/bbl on multiple occasions and pressure was 'mounting quickly' on lower- and middle-income households.
Fortune (Moody's Analytics)2026-06-02
At the war's 100-day mark, Al Jazeera reported average US regular gasoline had risen to about $4.22/gallon from $2.98 on February 28 and University of Michigan consumer sentiment had fallen to 44.8 from 49.8 in April, with Rep. Ro Khanna estimating the war's total economic cost at roughly $631 billion — about $5,000 per household — once higher gas and food prices are counted.
Al Jazeera2026-06-07
On June 9, 2026 US CENTCOM launched retaliatory 'self-defense' strikes on naval and missile sites in southern Iran after Iran downed a US AH-64 Apache near the Strait of Hormuz — a sharp US re-entry into active strikes after weeks of a lower standby footing. No costed estimate of the new operation has been published; oil fell 3-4% earlier that day on de-escalation signals before the strikes revived supply-disruption fears.
Axios2026-06-09
US CENTCOM struck Iran in three waves late June 9, 2026 — hitting air-defense systems, ground-control stations, radar and coastal-missile batteries near the Strait of Hormuz — marking a re-entry into active strikes after weeks of a lower standby footing. Iran said it retaliated against US bases in the Gulf. No costed estimate of the new operation has been published; CSIS phased burn rates suggest a return toward the higher daily-spend band (from a ~$95-100M/day standby toward ~$500M+/day during sustained strikes).
The Hill2026-06-09
Iran retaliated for the June 9 CENTCOM strikes by attacking the US Fifth Fleet in Bahrain, Ali Al Salem airbase in Kuwait and Azraq airbase in Jordan early June 10 — claiming 21 US targets hit and four destroyed, including an F-35 hangar; US officials said nearly all were intercepted with no casualties. The Pentagon estimates up to $5 billion in repair costs from accumulated Iranian damage to Gulf bases, not yet reflected in any official total.
The Hill2026-06-10
Repairs to the US Navy Fifth Fleet headquarters in Bahrain alone could total about $200 million, according to a congressional official citing a Pentagon assessment — one component of up to $5 billion in Gulf-base repair costs that the Comptroller has said the ~$29B official figure explicitly excludes.
The Hill2026-06-10
The Pentagon prepared a supplemental funding request exceeding $200 billion for the Iran war and munitions-stockpile rebuild, but the White House has declined to formally transmit it to Congress as of June 2026, even as lawmakers press for cost clarity.
The Washington Post2026-06-10
US CENTCOM struck about 20 Iranian air-defense, ground-control, surveillance-radar and coastal-missile sites near the Strait of Hormuz on June 9-10 after Iran downed a US AH-64 Apache, completing a second day of strikes the evening of June 10; Iran retaliated against the US Fifth Fleet in Bahrain and bases in Kuwait and Jordan, with US officials saying nearly all projectiles were intercepted. No costed estimate of the exchange has been published, but CSIS phased burn rates imply a return from the roughly $95-100M/day standby band toward the $500M+/day sustained-strike band.
CBS News2026-06-10
By June 11, the US had completed a second night of strikes on Iranian coastal and air-defense sites near the Strait of Hormuz and Iran declared the strait closed to all vessels, marking a sustained return to active strikes after weeks of a lower standby footing; no costed estimate of the renewed operation has been published, but CSIS phased burn rates imply a move back toward the higher daily-spend band (from roughly $95-100M/day standby toward $500M+/day during sustained strikes).
CBS News / CSIS2026-06-11
A CSIS munitions update ('Last Rounds?') counted roughly 170 Tomahawk cruise missiles fired in the war's first 100 hours — about three times Raytheon's full-year order — with an estimated additional ~49 launched in the June 9-10 strikes, underscoring multi-year replacement costs layered atop the Pentagon's ~$29B direct bill.
CSIS2026-06-11
An AEI analysis by Mackenzie Eaglen estimated roughly $5 billion in damage to US bases from Iranian strikes — covering repair, reconstruction, replacement or decommissioning of unsalvageable facilities such as destroyed SATCOM terminals at the Navy's Fifth Fleet headquarters in Bahrain — costs the Pentagon's ~$29B direct figure explicitly excludes.
AEI (Mackenzie Eaglen)2026-04-30
House Republicans are pressing the Pentagon for clarity on an Iran war supplemental now reported at $80-100 billion (down from an initial ~$200B floated in March), much of it to backfill depleted munitions; Naval Operations chief Adm. Daryl Caudle warned that without supplemental funding he would have to cut training, operations and personnel by July, while the White House had still not formally transmitted a request to Congress.
The Hill2026-06-10
On June 11, 2026 Trump announced he had canceled planned strikes on Iran and reached a 'great settlement,' claiming a 60-day ceasefire to negotiate a final deal — hours after threatening to hit Iran 'VERY HARD.' The naval blockade of the Strait of Hormuz remains in force until a signing he said could come within days, while a senior Iranian official said Tehran had agreed to no memorandum, leaving any return from the sustained-strike burn rate toward a ~$95-100M/day standby footing unconfirmed.
NPR2026-06-11
On June 11, 2026 Trump announced a 'great settlement' with Iran and canceled that evening's planned strikes, claiming a 60-day ceasefire to negotiate a final deal; the US naval blockade of the Strait of Hormuz remains in force until a signing. Crude fell sharply toward a two-month low on the de-escalation, but a senior Iranian official cautioned there is 'no final conclusion,' leaving any return from the sustained-strike burn rate toward a ~$95-100M/day standby footing unconfirmed.
CBS News2026-06-11
On June 12, 2026 — the war's 105th day — Pakistan said mediators had reached a 'final, agreed-upon text' to end the US-Iran war, days after Trump announced a 'great settlement' and canceled planned strikes; the US naval blockade of the Strait of Hormuz remained in force pending a signing, and Iran disputed the terms. Any return from the renewed sustained-strike burn band (CSIS phased: ~$95-100M/day standby toward $500M+/day during strikes) toward a standby footing stayed unconfirmed, and official totals still exclude up to ~$5B in Gulf-base repair costs.
Al Jazeera2026-06-12
The Institute for Economics and Peace's 2026 Global Peace Index estimated the Iran war's drag on the world economy at roughly $2.2 trillion in lost annual global GDP once oil-price, trade and shipping disruption are counted — an economy-wide ripple far larger than the direct military bill, with scenarios ranging from about $590B if the war ended immediately to $3.5T if it continued.
The National (IEP / Global Peace Index 2026)2026-06-09
The Penn Wharton Budget Model estimated roughly $27-28 billion in US direct military costs through the ceasefire — sitting between the Pentagon's ~$29B official figure and higher replacement-cost tallies such as Semler's ~$72B, reflecting how much the total swings on whether munitions are valued at historical or replacement cost.
Penn Wharton Budget Model2026-06-12
The Institute on Taxation and Economic Policy's Iran-war fuel-cost tracker put the extra burden on the average US household at about $386 as of June 12, 2026 (projected ~$712 by end of summer), estimating US consumers had paid roughly $51.7 billion more to the oil industry since prices began rising February 28, with regular gasoline averaging about $4.39/gallon — up ~47% since early March.
Institute on Taxation and Economic Policy (ITEP)2026-06-12
On June 12, 2026 Brent crude fell more than 4% to around $87/bbl — near its lowest since early March — as a reported 14-point draft deal (lifting oil sanctions, Iran to reopen the Strait of Hormuz within 30 days) raised hopes of a settlement; the US naval blockade of Hormuz remained in force pending a signing Trump said could come within days, easing — but not erasing — the oil-price shock layered atop the ~$29B direct military bill.
CNBC2026-06-12
On June 12-13, 2026 Trump said the US-Iran 'Islamabad Declaration' would be signed in Geneva (VP JD Vance and Iran's parliament speaker Qalibaf), reopening the Strait of Hormuz immediately after; Iran's foreign ministry then said it would NOT be signed Sunday June 14 but possibly remotely 'in the coming days.' A signing would point toward the end of the renewed sustained-strike burn band and a return toward a ~$95-100M/day standby footing, while the US naval blockade of Hormuz held until signature.
Axios / Middle East Monitor2026-06-13
Reporting on the draft deal said terms broadly favored Tehran — Iran (with Oman) retaining control of Strait of Hormuz traffic, sanctions relief, and access to about $24 billion in frozen funds during a 60-day negotiating window — with the US securing little beyond the strait's reopening; the deal does not resolve Iran's roughly 440kg enriched-uranium stockpile, which is deferred to the 60-day talks.
CBC News2026-06-12
On June 13, 2026 (Day 106), the US and Iran signaled a final draft text was agreed, with a senior US official saying Washington expected to sign an initial deal 'in the coming days' — most likely by VP JD Vance and Iran's parliament speaker Qalibaf in Geneva, with the June 15-17 G7 in Evian, France emerging as a probable signing horizon; the US naval blockade of the Strait of Hormuz held pending signature, leaving any return from the renewed sustained-strike burn band toward a ~$95-100M/day standby footing unconfirmed.
NBC News2026-06-13
As of early Saturday June 14, 2026 (Day 107), oil eased further on deal hopes — WTI July futures around $84/bbl and Brent August futures near $87/bbl, both down from the ~$97 spike during the June 8 renewed strikes — partially unwinding the oil-price shock layered atop the Pentagon's ~$29B direct military bill while the Hormuz blockade remained in force pending a signing.
NBC News / CNBC2026-06-14
A Taxpayers for Common Sense analysis ('Budget Request Supersizes Munitions Procurement') found the FY2027 budget request seeks a roughly 150% increase — about $47 billion — across the services' primary munitions-procurement accounts versus FY2026 enacted, arguing it undercuts the case for a separate Iran war supplemental now reported at about $98 billion; TCS noted Congress had already approved an 18% Pentagon funding boost and a $153 billion 'slush fund' in the One Big Beautiful Bill Act, giving the Pentagon latitude to replenish depleted munitions from funds already appropriated.
Taxpayers for Common Sense2026-06-13