Flag of Idaho
stateThe flag of Idaho was adopted on March 12, 1907. Blue field with the state seal and a red-and-gold scroll. It uses 3 colours: blue, gold and red. The official proportions are 11:18.
Basic Flag Information
| Flag Name | Flag of Idaho |
|---|---|
| Country | Idaho |
| Official Country Name | State of Idaho |
| Continent | North America |
| Region | United States |
| ISO Country Code | US-ID |
| Internet Domain | .us |
| Calling Code | +1 |
| Currency | United States dollar (USD) |
| National Language(s) | English |
Flag Specifications
| Official Flag Name | Flag of Idaho |
|---|---|
| Adopted On | March 12, 1907 |
| Current Version Adopted | March 12, 1907 |
| Flag Proportion | 11:18 |
| Flag Shape | Rectangle |
| Number of Colors | 3 |
| Main Colors | Blue, Gold, Red |
| Design Type | Blue field with the state seal and a red-and-gold scroll |
| Official Status | Official State Flag |
| Government Authority | State Government of Idaho |
Flag Color Information
| Color | Appearance | HEX Code | RGB | CMYK |
|---|---|---|---|---|
| Blue | #0B1E7F | 11, 30, 127 | 91, 76, 0, 50 | |
| Gold | #FFD100 | 255, 209, 0 | 0, 18, 100, 0 | |
| Red | #CE1126 | 206, 17, 38 | 0, 92, 82, 19 |
Flag Design and Symbols
| Blue colour | Represents the field |
|---|---|
| Gold colour | Represents the fringe and lettering |
| Red colour | Represents the scroll |
| State seal | The only US state seal designed by a woman, Emma Edwards Green |
| Woman and miner | Justice, liberty and equality alongside the state’s mining wealth |
Flag History
| Year / Period | Event |
|---|---|
| 1907-03-12 | 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 | 11:18 |
|---|---|
| Width | 11 units (hoist) |
| Length | 18 units (fly) |
Idaho Flag Usage
| Government Buildings | Yes |
|---|---|
| Schools | Yes |
| Civil Use | Yes |
| Official Ceremonies | Yes |
| Sports Events | Yes |
Other Official Flags of Idaho
| 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 | 119 years old as of 2026 |
|---|---|
| Adoption Date | March 12, 1907 |
| Most Common Color | Blue |
| Similar Flags | Alaska, Arkansas, Aruba |
| Unique Feature | Blue field with the state seal and a red-and-gold scroll |
Other plain field with a central emblem flags
See all
Facts about the Flag of Idaho
- The state seal was designed by Emma Edwards Green in 1891 and is the only US state seal designed by a woman.
- The seal shows a woman representing justice, liberty and equality standing opposite a miner, giving the two equal size — a deliberate statement about women's suffrage, which Idaho adopted in 1896.
- The flag is essentially the military colours of the Idaho National Guard, adopted for state use in 1907.
- The flag of Idaho was officially adopted on March 12, 1907.
- The flag in its present form is 119 years old as of 2026.
- Design type: Blue field with the state seal and a red-and-gold scroll.
- The official proportions are 11:18. It shares that ratio with 1 national flag.
- The flag uses 3 colours: blue, gold and red.
- The blue on the flag stands for the field.
- The gold on the flag stands for the fringe and lettering.
- The red on the flag stands for the scroll.
- State seal: The only US state seal designed by a woman, Emma Edwards Green.
- Woman and miner: Justice, liberty and equality alongside the state’s mining wealth.
- The design belongs to the "Plain field with a central emblem" family, shared with 70 other flags in this reference.
- Flags most often confused with it: Alaska, Arkansas and Aruba.
- Idaho joined the Union on 3 July 1890, as the 43rd state.
- The state is nicknamed The Gem State.
- The state bird is the mountain bluebird.
Frequently Asked Questions about the Flag of Idaho
When was the flag of Idaho adopted?
The flag of Idaho was officially adopted on March 12, 1907.
What do the colours of the flag of Idaho mean?
Blue for the field, gold for the fringe and lettering and red for the scroll.
When did Idaho become a state?
Idaho entered the Union on 3 July 1890, as the 43rd state.
What do the symbols on the flag of Idaho represent?
State seal — The only US state seal designed by a woman, Emma Edwards Green. Woman and miner — Justice, liberty and equality alongside the state’s mining wealth.
What are the proportions of the flag of Idaho?
The official ratio is 11:18, which makes the flag rectangular. It shares those proportions with 1 national flag.
What are the state symbols of Idaho?
The state bird is the mountain bluebird, the state flower is the syringa and the motto is "Esto perpetua — Let it be perpetual".
Which flags look similar to the flag of Idaho?
The closest matches are Alaska, Arkansas and Aruba, which share both the construction and most of the colours.
How many colours are on the flag of Idaho?
It uses 3 colours: blue, gold and red.
Can I download the flag of Idaho for free?
Yes. This page offers the flag of Idaho in SVG, PNG, JPG and WebP at several sizes. The files are free to use for any purpose and no attribution is required.
What are the colour codes of the flag of Idaho?
The HEX values are Blue #0B1E7F, Gold #FFD100 and Red #CE1126. RGB, CMYK and HSL equivalents are listed in the colour table on this page.