Florida State Road 129
| McDuff Avenue | ||||
Florida State Road 129 highlighted in red | ||||
| Route information | ||||
| Maintained by FDOT | ||||
| Length | 0.728 mi (1,172 m) | |||
| Major junctions | ||||
| South end | US 17 / SR 228 in Jacksonville | |||
| North end | I-10 in Jacksonville | |||
| Location | ||||
| Country | United States | |||
| State | Florida | |||
| Counties | Duval | |||
| Highway system | ||||
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State Road 129 (SR 129), also known as McDuff Avenue, is a north–south road in western Jacksonville, Florida.