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Below is information on the population, racial profile, house hold count, and sex/age profiles for the city of Port Byron. These results are gathered once every 10 years and may not be 100% accurate or up to date.
The population for Port Byron, Illinois is approximatly 1535.
Racial profile for Port Byron:
| White : | 1517 |
| Black : | 1 |
| Native American : | 3 |
| Asian : | 0 |
| Pacific Islander : | 1 |
| Other : | 1 |
| * results may not accumulate to total population due to mixed race individuals | |
Population by age for males in Port Byron, Illinois :
| 18 - 19 : | 25 |
| 20 : | 11 |
| 21 : | 6 |
| 22 - 24 : | 20 |
| 25 - 29 : | 39 |
| 30 - 34 : | 33 |
| 35 - 39 : | 55 |
| 40 - 44 : | 85 |
| 45 - 49 : | 64 |
| 50 - 54 : | 61 |
| 55 - 59 : | 38 |
| 60 - 61 : | 24 |
| 62 - 64 : | 19 |
| 65 - 66 : | 9 |
| 67 - 69 : | 12 |
| 70 - 74 : | 26 |
| 75 - 79 : | 23 |
| 80 - 84 : | 13 |
| 85+ : | 5 |
Population by age for females in Port Byron, Illinois :
| 18 - 19 : | 24 |
| 20 : | 3 |
| 21 : | 8 |
| 22 - 24 : | 24 |
| 25 - 29 : | 23 |
| 30 - 34 : | 36 |
| 35 - 39 : | 66 |
| 40 - 44 : | 84 |
| 45 - 49 : | 57 |
| 50 - 54 : | 61 |
| 55 - 59 : | 35 |
| 60 - 61 : | 16 |
| 62 - 64 : | 17 |
| 65 - 66 : | 17 |
| 67 - 69 : | 15 |
| 70 - 74 : | 26 |
| 75 - 79 : | 25 |
| 80 - 84 : | 28 |
| 85+ : | 9 |
The total amount of households in Port Byron, Illinois is 623. With 1534 people of the population in these households. The average household size is 2.46.
1292 people in Port Byron, Illinois are part of a family. The average family size in Port Byron is 3.08 people.
There are 305 married families in Port Byron, Illinois.
Number of married families by number of members in the family :
| 0 - 2 : | 32 | 3 - 4 : | 23 | 5 : | 14 | 6 - 11 : | 99 | 12 - 17 : | 137 |