Flag of Heard Island and McDonald Islands
territoryThe flag of Heard Island and McDonald Islands was adopted on April 14, 1954. Flag of Australia. It uses 3 colours: blue, white and red. The official proportions are 1:2.
Basic Flag Information
| Flag Name | Flag of Heard Island and McDonald Islands |
|---|---|
| Country | Heard Island and McDonald Islands |
| Official Country Name | Heard Island and McDonald Islands |
| Continent | Antarctic |
| Region | Australia |
| ISO Country Code | HM / HMD |
| Internet Domain | .hm, .aq |
| National Language(s) | English |
| Demonym | Heard and McDonald Islander |
| Area | 412 km² |
Flag Specifications
| Official Flag Name | Flag of Heard Island and McDonald Islands |
|---|---|
| Adopted On | April 14, 1954 |
| First Used | September 3, 1901 |
| Current Version Adopted | April 14, 1954 |
| Flag Proportion | 1:2 |
| Flag Shape | Rectangle |
| Number of Colors | 3 |
| Main Colors | Blue, White, Red |
| Design Type | Flag of Australia |
| Official Status | Official Territorial Flag |
Flag Color Information
| Color | Appearance | HEX Code | RGB | CMYK |
|---|---|---|---|---|
| Blue | #012169 | 1, 33, 105 | 99, 69, 0, 59 | |
| White | #FFFFFF | 255, 255, 255 | 0, 0, 0, 0 | |
| Red | #E4002B | 228, 0, 43 | 0, 100, 81, 11 |
Flag Design and Symbols
| Blue colour | Represents the ensign field |
|---|---|
| White colour | Represents the stars and Union Jack |
| Red colour | Represents the Union Jack |
| Australian flag | Heard Island and McDonald Islands are an external territory of Australia with no separate flag |
Flag History
| Year / Period | Event |
|---|---|
| 1901-09-03 | The design was first used |
| 1954-04-14 | The current flag was officially adopted |
| Present | The flag remains in official use |
| Present | The flag remains in official use |
Flag Dimensions and Construction
| Official Ratio | 1:2 |
|---|---|
| Width | 1 units (hoist) |
| Length | 2 units (fly) |
Heard Island and McDonald Islands Flag Usage
| Government Buildings | Yes |
|---|---|
| Schools | Yes |
| Civil Use | Yes |
| Official Ceremonies | Yes |
| Sports Events | Yes |
Other Official Flags of Heard Island and McDonald Islands
| Flag Type | Use | Link |
|---|---|---|
| National Flag | National representation | View flag |
| Civil Flag | Used by civilians | View flag |
| State Flag | Used by government | View flag |
| War Flag | Used during military operations | View flag |
| Naval Ensign | Used by the navy | View flag |
| Air Force Flag | Used by the air force | View flag |
| Presidential Standard | Used by the head of state | View flag |
| Royal Standard | Used by the monarch | View flag |
| Historical Flag | Previous national flag | View flag |
Quick Facts About the Flag
| Flag Age | 72 years old as of 2026 |
|---|---|
| Adoption Date | April 14, 1954 |
| Oldest Version | September 3, 1901 |
| Most Common Color | Blue |
| Similar Flags | Anguilla, Ascension Island, Australia |
| Unique Feature | Flag of Australia |
Other british-style ensign flags
See all
Facts about the Flag of Heard Island and McDonald Islands
- Heard Island and McDonald Islands are an uninhabited Australian external territory and fly the Australian flag; they have no flag of their own.
- The flag of Heard Island and McDonald Islands was officially adopted on April 14, 1954.
- The design is older than its adoption. It was already in use in 1901, 53 years before it was formally made the flag of Heard Island and McDonald Islands.
- The flag in its present form is 72 years old as of 2026.
- Design type: Flag of Australia.
- The official proportions are 1:2. It shares that ratio with 55 national flags.
- The flag uses 3 colours: blue, white and red.
- The blue on the flag stands for the ensign field.
- The white on the flag stands for the stars and Union Jack.
- The red on the flag stands for the Union Jack.
- Australian flag: Heard Island and McDonald Islands are an external territory of Australia with no separate flag.
- The design belongs to the "British-style ensign" family, shared with 22 other flags in this reference.
- Flags most often confused with it: Anguilla, Ascension Island and Australia.
- Heard Island and McDonald Islands is an uninhabited external territory of Australia, administered by Australia.
- It covers 412 km².
- The ISO country codes are HM and HMD. The internet domain is .hm, .aq.
Frequently Asked Questions about the Flag of Heard Island and McDonald Islands
When was the flag of Heard Island and McDonald Islands adopted?
The flag of Heard Island and McDonald Islands was officially adopted on April 14, 1954, though the design had already been in use since 1901.
What do the colours of the flag of Heard Island and McDonald Islands mean?
Blue for the ensign field, white for the stars and Union Jack and red for the Union Jack.
Is Heard Island and McDonald Islands an independent country?
Heard Island and McDonald Islands is an uninhabited external territory of Australia, administered by Australia, a status held since 1947.
What do the symbols on the flag of Heard Island and McDonald Islands represent?
Australian flag — Heard Island and McDonald Islands are an external territory of Australia with no separate flag.
What are the proportions of the flag of Heard Island and McDonald Islands?
The official ratio is 1:2, which makes the flag rectangular. It shares those proportions with 55 national flags.
Which flags look similar to the flag of Heard Island and McDonald Islands?
The closest matches are Anguilla, Ascension Island and Australia, which share both the construction and most of the colours.
How many colours are on the flag of Heard Island and McDonald Islands?
It uses 3 colours: blue, white and red.
Can I download the flag of Heard Island and McDonald Islands for free?
Yes. This page offers the flag of Heard Island and McDonald Islands in SVG, PNG, JPG and WebP at several sizes. The files are free to use for any purpose and no attribution is required.
How big is Heard Island and McDonald Islands?
The area is 412 km².
What are the colour codes of the flag of Heard Island and McDonald Islands?
The HEX values are Blue #012169, White #FFFFFF and Red #E4002B. RGB, CMYK and HSL equivalents are listed in the colour table on this page.