Official data Source: US Census Bureau international trade data Data through August 2026 · updated monthly

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Tarred macadam

In short

  • The US imported $800K of this product over the 12 months to August 2026, up 183% on the year before.
  • Canada is the largest supplier, with 95.9% of US imports; United Kingdom is next, with 4.1%.
  • United Kingdom has the lowest price, but landed at a US port with freight and duty Canada is cheaper: $923.33/tonne against $923.35/tonne.
  • Duty paid averaged 0.4% of the value of imports in August 2026, up 0.4 points on a year earlier.
  • Canada is gaining share: 96.0% over the last 12 months, up from 91.9%.
  • US exports were $1.2M over the last 12 months; the largest market is Canada, with 49.0%.

US imports, Aug 2026

$72K

↑ +29% vs Aug 2025

Last 12 months

$800K

↑ +183% vs the 12 months before

Average duty paid

0.4%

↑ +0.4 pts vs Aug 2025

Top supplier

Canada

95.9% of US imports

US imports by month

The last 13 months, so the same month a year ago is on the left. August 2026 is highlighted.

Aug2025SepOctNovDecJan2026FebMarAprMayJunJulAug
Show the numbers
MonthUS imports
August 2025$56K
September 2025$60K
October 2025$33K
November 2025$52K
December 2025$72K
January 2026$71K
February 2026$75K
March 2026$82K
April 2026$88K
May 2026$93K
June 2026$61K
July 2026$41K
August 2026$72K

What changed

  • US imports were $72K in August 2026, up 76% from July 2026 and up 29% from August 2025.
  • Over the 12 months to August 2026 they totalled $800K, up 183% on the 12 months before.
  • Biggest moves in market share since July 2026: Canada up from 75.3% to 95.9%, United Kingdom down from 24.7% to 4.1%.
  • Average price from United Kingdom fell 37% since July 2026, to $485.33/tonne.
  • Duty paid by the main suppliers held within 2 points of July 2026.

US trade by year

US imports were $800K in the 12 months to Aug 2026, up 870% on the 12 months to Aug 2017. US exports were $1.2M, up 167%.

2017201820192020202120222023202420252026
Show the numbers
PeriodUS imports
12 months to Aug 2017$82K
12 months to Aug 2018$88K
12 months to Aug 2019$131K
12 months to Aug 2020$78K
12 months to Aug 2021$81K
12 months to Aug 2022$124K
12 months to Aug 2023$101K
12 months to Aug 2024$220K
12 months to Aug 2025$282K
12 months to Aug 2026$800K
  • Canada
  • United Kingdom
  • All countries
Share of US imports
Show the numbers
PeriodCanadaUnited Kingdom
12 months to Aug 2017100.0%0.0%
12 months to Aug 201893.7%6.3%
12 months to Aug 2019100.0%0.0%
12 months to Aug 202091.2%0.0%
12 months to Aug 2021100.0%0.0%
12 months to Aug 202271.3%0.0%
12 months to Aug 2023100.0%0.0%
12 months to Aug 202479.3%0.0%
12 months to Aug 202591.9%8.1%
12 months to Aug 202696.0%4.0%
Duty paid, % of value
Show the numbers
PeriodCanadaUnited KingdomAll countries
12 months to Aug 20170.0%n/a0.0%
12 months to Aug 20180.0%0.0%0.0%
12 months to Aug 20190.0%n/a0.0%
12 months to Aug 20200.0%n/a0.0%
12 months to Aug 20210.0%n/a0.0%
12 months to Aug 20220.0%n/a0.0%
12 months to Aug 20230.0%n/a0.0%
12 months to Aug 20240.0%n/a0.0%
12 months to Aug 20250.0%1.0%0.1%
12 months to Aug 20260.0%10.0%0.4%
PeriodUS importsDuty paidUS exports
12 months to Aug 2026$800K+183%0.4%+0.3 pts$1.2M+11%
12 months to Aug 2025$282K+28%0.1%+0.1 pts$1.1M−8.6%
12 months to Aug 2024$220K+118%0.0%0.0 pts$1.2M+221%
12 months to Aug 2023$101K−18%0.0%0.0 pts$377K−25%
12 months to Aug 2022$124K+52%0.0%0.0 pts$501K+22%
12 months to Aug 2021$81K+3.9%0.0%0.0 pts$411K+32%
12 months to Aug 2020$78K−40%0.0%0.0 pts$312K−34%
12 months to Aug 2019$131K+49%0.0%0.0 pts$474K−56%
12 months to Aug 2018$88K+6.5%0.0%0.0 pts$1.1M+137%
12 months to Aug 2017$82K0.0%$459K

Who supplies the US

August 2026. Small figures under each value are the change from August 2025. Landed cost by origin, below, adds freight and duty to the price.

CountryUS importsShareAverage priceDuty paidLast 13 months
Canada$69K95.9%−4.1 pts$982.11/tonne−4.5%0.0%0.0 pts
United Kingdom$3K4.1%new$485.33/tonne10.0%
All countries$72K100.0%$942.89/tonne−8.4%0.4%+0.4 pts

The 2 largest suppliers had 100.0% of US imports over the last 12 months.

Landed cost by origin

What importers paid to land this product at a US port from each main supplier, June–August 2026: the price, freight and insurance to the first US port, and duty, per unit. Suppliers with 3% or more of these imports, cheapest landed first. Small figures under landed cost are the change from the same months a year earlier.

  • Price
  • Freight and insurance
  • Duty
CountryPriceFreight and insuranceDutyLanded costMake-up
Canada$883.45/tonne$39.88/tonne4.5% of price$0.00/tonne0.0% of price$923.33/tonne+14%
United Kingdom$721.54/tonne$129.65/tonne18.0% of price$72.15/tonne10.0% of price$923.35/tonne+33%
All countries$862.50/tonne$51.49/tonne6.0% of price$9.33/tonne1.1% of price$923.33/tonne+15%

Landed at a US port, Canada was cheapest, at $923.33/tonne: 0.0% below United Kingdom.

United Kingdom had the lowest price before freight and duty, $721.54/tonne, but they added 28.0% to it.

Landed cost from United Kingdom rose 33% on a year earlier, to $923.35/tonne, mostly on price: $584.50/tonne then, $721.54/tonne now.

How the market is shifting

Canada gained the most share: 96.0% of US imports over the last 12 months, up from 91.9% in the 12 months before. United Kingdom lost the most: 4.0%, down from 8.1%. The charts show September 2024 to August 2026 for the 2 largest suppliers over the last 12 months.

  • Canada
  • United Kingdom
  • All countries
Share of US imports
Show the numbers
MonthCanadaUnited Kingdom
September 2024100.0%0.0%
October 2024100.0%0.0%
November 2024100.0%0.0%
December 2024100.0%0.0%
January 2025100.0%0.0%
February 202525.8%74.2%
March 202595.2%4.8%
April 2025100.0%0.0%
May 2025100.0%0.0%
June 2025100.0%0.0%
July 202595.2%4.8%
August 2025100.0%0.0%
September 2025100.0%0.0%
October 2025100.0%0.0%
November 202595.3%4.7%
December 202596.1%3.9%
January 202688.9%11.1%
February 2026100.0%0.0%
March 2026100.0%0.0%
April 2026100.0%0.0%
May 2026100.0%0.0%
June 202690.5%9.5%
July 202675.3%24.7%
August 202695.9%4.1%
Duty paid, % of value
Show the numbers
MonthCanadaUnited KingdomAll countries
September 20240.0%n/a0.0%
October 20240.0%n/a0.0%
November 20240.0%n/a0.0%
December 20240.0%n/a0.0%
January 20250.0%n/a0.0%
February 20250.0%0.0%0.0%
March 20250.0%0.0%0.0%
April 20250.0%n/a0.0%
May 20250.0%n/a0.0%
June 20250.0%n/a0.0%
July 20250.0%10.0%0.5%
August 20250.0%n/a0.0%
September 20250.0%n/a0.0%
October 20250.0%n/a0.0%
November 20250.0%10.0%0.5%
December 20250.0%10.0%0.4%
January 20260.0%10.0%1.1%
February 20260.0%n/a0.0%
March 20260.0%n/a0.0%
April 20260.0%n/a0.0%
May 20260.0%n/a0.0%
June 20260.0%10.0%0.9%
July 20260.0%10.0%2.5%
August 20260.0%10.0%0.4%

Where it enters the US

Main ports of entry over the 12 months to August 2026: US imports and share.

  1. Buffalo-Niagara Falls, NY$341K · 42.7%
  2. Port Huron, MI$291K · 36.3%
  3. Detroit, MI$121K · 15.1%
  4. Champlain-Rouses Point, NY$16K · 2.0%
  5. Alexandria Bay, NY$14K · 1.8%

Where US exports go

US exports were $52K in August 2026, up 76% from August 2025, and $1.2M over the last 12 months, up 11% on the 12 months before. Fastest-growing market with 3% or more of US exports: Canada, up 54%.

MarketLast 12 monthsSharevs 12 months before
Canada$600K49.0%+54%
Bermuda$585K47.8%−18%
Kuwait$39K3.2%new
All countries$1.2M100.0%+11%

Markets abroad

Each country's own import figures for this product, from UN Comtrade: the 8 biggest importers outside the US in the latest year each has reported, what they bought from the US, and the change from the year before. Values usually include freight and insurance to the importer's border, so they run a little above US export figures. Countries report a year or more late; 55 have reported 2025 so far.

MarketImportsvs year beforeFrom the USUS share
Switzerland$14.4Min 2025+12%$760.0%
France$12.1Min 2025+14%$5320.0%
Ireland$11.2Min 2025−47%$00.0%
United Kingdom$1.3Min 2025+346%$00.0%
Korea, South$872Kin 2025−22%$530.0%
Macau$691Kin 2024n/a$00.0%
Canada$390Kin 2025−37%$390K100.0%
Germany$366Kin 2025+36%$00.0%

The biggest market outside the US is Switzerland, which imported $14.4M of this product in 2025, under 0.1% of it from the US.

The US supplies 100.0% of imports into Canada, but under 10% into Switzerland, France and Ireland.

Of these, imports into France grew fastest: up 14% from 2024 to 2025.

Other products under heading 2517: pebbles, gravel etc. used for concrete aggregates etc.; macadam of slag, dross etc.; granules, chippings and powder of marble, alabaster, granite etc.. US trade over the 12 months to August 2026.

About these figures
  • Source: US Census Bureau international trade data, not seasonally adjusted, in US dollars. Retrieved November 3, 2026.
  • US imports are general imports at customs value, which excludes freight and insurance. Exports are at free-alongside-ship value.
  • Average price is customs value divided by quantity (tonnes), across all of the product's 10-digit lines.
  • Duty paid is the duty Census calculates on each country's imports for consumption, as a share of their value. It moves with tariff changes, exemptions and the mix of goods within the product.
  • Landed cost adds Census's import charges (freight, insurance and other costs of bringing the goods to the first US port) and calculated duty to the customs value, per unit, across the product's 10-digit lines. It leaves out antidumping and countervailing duties, customs fees and transport inland. Prices are averages across the goods within the code, so a lower one can mean cheaper goods, not the same goods for less.
  • Markets abroad are each country's imports as it reports them to UN Comtrade, in US dollars, usually including freight and insurance. Countries report a year or more late and in their own edition of the HS codes, so one still on an older edition is missing for codes that changed in 2022.
  • Census revises recent months, so figures can change slightly. These are estimates for research and planning, not customs or legal advice.

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