Deira, located in Dubai, United Arab Emirates is generally safe for solo female travelers. The area is bustling with shops and restaurants, making it popular for both locals and tourists alike. The UAE as a whole maintains a high degree of security and policing, promoting overall safety. However, it is advised to dress conservatively given the local customs and practices. Also, there may be some areas of Deira that could feel uncomfortable for a solo female traveler at night. Like in any other destination, it's important to maintain awareness of your surroundings and take basic safety precautions.