# US dollar coin size

> What are the dimensions of a US dollar coin?

- Category: Everyday objects › Coins
- Kind: Modern device
- Basis: United States Mint coin specifications
- Page: https://xemstudio.com/objects/us-dollar-coin/ · JSON: https://xemstudio.com/api/geometry?object=us-dollar-coin · Plain text: https://xemstudio.com/objects/us-dollar-coin/sheet.txt
- License: dimension sheet CC BY 4.0 (Xem Studio); linked files under their publishers' licenses
- Use in every chat: add https://xemstudio.com/mcp as a connector (https://xemstudio.com/use-with-ai/)

## Overall (mm)

| length | width | height |
|---|---|---|
| 26.49 | 26.49 | 2.0 |

**Exact dimensions.** True size, with no printing tolerance added.

## Notes

- US dollar coin: Ø26.49 mm, 2 mm thick, 8.1 g, edge lettered.

## Sizes

| dimension | value |
|---|---|
| diameter | 26.49 mm (1.04 in) |
| thickness | 2 mm |
| mass | 8.1 g |
| edge | lettered |

## Where the files are

- US Mint: [Coin specifications](https://www.usmint.gov/learn/coin-and-medal-programs/coin-specifications) — web — Publisher's page; dimensions are facts

## Free STEP/STL (1 parts, CC BY 4.0, Xem Studio)

Index: https://xemstudio.com/files/hardware/us-dollar-coin/index.json

- us-dollar-coin-disc: [STEP](https://xemstudio.com/files/hardware/us-dollar-coin/us-dollar-coin-disc.step) · [STL](https://xemstudio.com/files/hardware/us-dollar-coin/us-dollar-coin-disc.stl) — Ø26.49 × 2 mm disc

## Questions

**How big is a US dollar coin?**

Ø26.49 × 2 mm.

## Fits with

- [Coin sizes: US penny to dollar and euro coins (diameter × thickness)](https://xemstudio.com/objects/coins-us-and-euro/)
- [US penny size](https://xemstudio.com/objects/us-penny/)
- [US nickel size](https://xemstudio.com/objects/us-nickel/)
- [US dime size](https://xemstudio.com/objects/us-dime/)
- [US quarter size](https://xemstudio.com/objects/us-quarter/)
- [US half dollar size](https://xemstudio.com/objects/us-half-dollar/)