MGRS to Lat/Long Converter

The fastest, free online coordinate tool. Accurate results in seconds.

How to Convert Coordinates

Coordinate conversion is the process of transforming location data from one system to another. Whether you are moving from Latitude/Longitude (WGS84) to UTM or MGRS, accuracy is paramount. Our free tool ensures that you get high-precision results for mgrs converter in real-time.

Frequently Asked Questions

Is this coordinate tool free to use?

Yes, our coordinate conversion tools are 100% free with no registration required.

Is my location data private?

All calculations happen in your browser. No data is ever sent to our servers, ensuring total privacy.

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Warning: Verify Your Calculation

Coordinate accuracy varies by device and datum. Do not use these results for legal or construction purposes without checking:

GPS Accuracy Alert

Your phone's GPS can be off by 30 meters. This can cause critical errors in your data.

Check My Accuracy

Datum Shift Risk

Using the wrong coordinate system (e.g. WGS84 vs NAD83) creates a permanent 1-meter offset.

Verify My Datum

What's Your Next Step?

Check GPS Accuracy Fix Location Errors

Professional Context: Why Precision Matters

The WGS84 vs. NAD83 Dilemma

Most beginners assume that all latitude/longitude coordinates are the same. However, in North America, the difference between the WGS84 (used by GPS) and NAD83 (used for local surveying) can result in a physical shift of up to 1 meter. For high-precision construction projects, failing to account for this "datum shift" can lead to catastrophic misalignment of foundations or property boundaries.

Coordinate Drift Over Time

Tectonic plate movement means that your physical location on Earth is constantly moving relative to the GPS satellite network. In regions like Australia, this drift is significant enough that coordinate reference systems must be updated periodically. Our tools utilize the most stable geodetic algorithms to ensure that your conversions remain mathematically sound across different epochs.

New to coordinates? Start here

Most people visiting this page are converting coordinates for the first time. These guides explain the basics before you dive into advanced topics.

What are GPS coordinates? What is UTM? How to convert coordinates Format cheat sheet

Already know the basics? Try our format auto-detector or batch CSV converter.