Mils to US Survey Feet
Convert mils to us survey feet instantly. 1 mil = 8.33332e-05 ft-us. Includes the exact factor, a conversion table of common values and the definition of both units.
How to convert mils to us survey feet
To convert mils to us survey feet, divide by 12000.024000048 (multiply by 8.33332e-05). The relationship is fixed, so the same factor works for any quantity — there is nothing to look up and nothing that changes with temperature, location or context.
ft-us = mil × 8.33332e-05
Mils to US Survey Feet conversion table
The values people look up most often, rounded for reading. Use the calculator above for anything in between.
| Mils | US Survey Feet |
|---|---|
| 1 mil | 8.333e-05 ft-us |
| 2 mil | 0.0001667 ft-us |
| 3 mil | 0.00025 ft-us |
| 5 mil | 0.0004167 ft-us |
| 10 mil | 0.0008333 ft-us |
| 20 mil | 0.001667 ft-us |
| 25 mil | 0.002083 ft-us |
| 50 mil | 0.004167 ft-us |
| 100 mil | 0.008333 ft-us |
| 500 mil | 0.041667 ft-us |
| 1,000 mil | 0.083333 ft-us |
What is a mil?
One thousandth of an inch. Standard for PCB traces, foil and coating thickness.
What is a us survey feet?
The pre-2023 US surveying foot, longer than the international foot by 2 ppm.
The formula
ft-us = mil × 8.33332e-05
Every result on this page comes from this formula. Nothing is rounded until the final display, so figures match a spreadsheet to the cent.
How to use the Mils to US Survey Feet
- Type the number of mils you want to convert.
- Read the result in us survey feet straight away — there is no button to press.
- Check the table below for the values that come up most often, or reverse the conversion with the linked us survey feet to mils page.
Mils to US Survey Feet — frequently asked questions
How many us survey feet are in a mil?
One mil equals 8.33332e-05 ft-us. ft-us = mil × 8.33332e-05
What is the formula to convert mils to us survey feet?
The formula is ft-us = mil × 8.33332e-05. It is an exact definition rather than an approximation, so the conversion never drifts no matter how large the number.
How do I convert us survey feet back to mils?
Divide instead of multiplying: one us survey feet is 12000.024000048 mil. The reverse converter is linked in the related tools list.
Is this conversion exact?
Yes. Both units are defined against the same base unit by international agreement, so the factor is exact — any rounding you see is only in the display, which you can widen by entering more decimal places.
Is this mils to us survey feet free to use?
Yes. Every calculator on the site is free, needs no sign-up, and runs entirely in your browser, so your figures never leave your device.
What people search for
This page answers each of these searches. They are the exact phrases visitors use to find the mils to us survey feet.
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About this calculator
Written and reviewed by The Samsung Calculator editorial team. Every calculator is written against a published formula, reviewed against at least one independent reference implementation, and dated when it changes.
Last reviewed August 15, 2026 · Calculation runs client-side · No data collected · Report an error