Acre-foot to US barrel oil Converter (and vice versa)

Created by: tinycalcs.com/en
Number of supported units: 2
Last update: 2026

This converter allows you to convert acre-feet [ac·ft] to US barrels oil [US.bbl.] or US barrels oil [US.bbl.] to acre-feet [ac·ft]. Calculations are performed in both directions. The calculation result and the entered value are displayed with up to 20 decimal places for maximum accuracy.

1 acre-foot [ac·ft] ≈ 7,758.3673 US barrels oil [US.bbl.]1 US barrel oil [US.bbl.] ≈ 1.289 * 10-4 acre-feet [ac·ft]

Convert acre-feet to US barrels oil

There are two simple ways to convert acre-feet [ac·ft] to US barrels oil [US.bbl.]. In the first calculation method, the value in acre-feet [ac·ft] is divided by the rounded conversion factor of 1.289 * 10-4. The second method multiplies the value in acre-feet [ac·ft] by the rounded conversion factor of 7,758.3673.

  • US barrels oil [US.bbl.] ≈ acre-feet [ac·ft] ÷ (1.289 * 10-4)
  • US barrels oil [US.bbl.] ≈ acre-feet [ac·ft] * 7,758.3673

However, rounded conversion values are only suitable for rough conversions, as rounding errors can occur in the calculation result. The most accurate conversion of acre-feet [ac·ft] to US barrels oil [US.bbl.] can be achieved using the following calculation method.

  • US barrels oil [US.bbl.] = acre-feet [ac·ft] ÷ 387,096 ÷ 410.718 * 43,560 * 304.83

Convert US barrels oil to acre-feet

Converting US barrels oil [US.bbl.] to acre-feet [ac·ft] is easy and can be done in two ways. The first method involves multiplication, in which the value in US barrels oil [US.bbl.] is multiplied by the rounded conversion factor of 1.289 * 10-4. The second variant is a division. Here, the value in US barrels oil [US.bbl.] is divided by the rounded conversion factor of 7,758.3673.

  • Acre-feet [ac·ft] ≈ US barrels oil [US.bbl.] * 1.289 * 10-4
  • Acre-feet [ac·ft] ≈ US barrels oil [US.bbl.] ÷ 7,758.3673

However, rounded conversion values do not allow for exact calculations because rounding errors can occur in the calculation result. The most accurate conversion of US barrels oil [US.bbl.] to acre-feet [ac·ft] can be achieved using the following calculation method.

  • Acre-feet [ac·ft] = US barrels oil [US.bbl.] * 387,096 * 410.718 ÷ 43,560 ÷ 304.83

Converter

Decimal places

How it's calculated

Factor: 
≈ 7,758.367
US barrels oil = Acre-feet ÷ 387,096 ÷ 410.718 * 43,560 * 304.83
Acre-feet = US barrels oil * 387,096 * 410.718 ÷ 43,560 ÷ 304.83

To all available units

Acre-feet

US bushels

Acre-feet

US cups

Acre-feet

Dry pints

Acre-feet

Dry quarts

Acre-feet

US fluid drams