All the processing data in this blog are directly from USCIS website and are manually checked every month to ensure accuracy. USCIS Case Processing Times


The USCIS Portland OR Field Office plays a critical role in the US immigration process. It is essential to understand the processing times of different applications to plan and manage your immigration journey smoothly. In this article, we’ll provide insights into the average processing times, factors influencing these times, and advice on navigating the process at the Portland OR Field Office.

The Process at the Portland OR Field Office

The Portland OR Field Office is responsible for processing various immigration applications, including employment-based adjustment applications (I-485), family-based adjustment applications, applications for naturalization (N-400), and applications for the recognition of US citizenship (N-600). These applications go through a series of stages, such as filing, biometrics, evaluation, and interview, before reaching a final decision. You can find detailed information on each form in their respective guides: I-485 guide, N-400 guide, and N-600 guide.

Average Processing Times

Based on the most recent data, the processing times for the main types of applications at the Portland OR Field Office are:

FormCategoryOffice80% of cases are completed within
I-485Employment-based adjustment applicationsPortland OR Field Office18.5 Months
I-485Family-based adjustment applicationsPortland OR Field Office15.5 Months
N-400Application for NaturalizationPortland OR Field Office8 Months
N-600Application for recognition of U.S. citizenshipPortland OR Field Office18.5 Months

It’s important to note that these processing times are subject to change, and individual cases may vary. Regularly checking the USCIS case processing times can help you stay updated.

Factors Influencing Processing Times

Several factors can affect application processing times at the Portland OR Field Office, including:

  1. Processing backlogs and workload fluctuations
  2. Complexity of individual cases
  3. Availability of required documentation
  4. Security checks and background investigations
  5. Applicant’s response time to requests for additional information

Understanding these factors and their potential impact can help applicants prepare their applications more efficiently and set realistic expectations.

How to Navigate the Process

Navigating the immigration process at the Portland OR Field Office can be challenging, but keeping the following tips in mind can help:

  1. Ensure your application is complete and accurate, adhering to the I-485 form instructions, N-400 form instructions, or N-600 form instructions.
  2. Respond promptly to any requests for additional information or documentation.
  3. Stay updated on your case status and processing times by regularly checking the USCIS case processing times.
  4. Consider legal assistance if you find the process overwhelming or need support. Some attorneys may even recommend filing a Mandamus action in certain cases to push USCIS to make a decision.


Understanding the processing times at the USCIS Portland OR Field Office is crucial for a smooth immigration process. Keeping track of average processing times, factors influencing them, and following best practices can help ensure your application’s success. We encourage you to share your experiences and ask further questions to expand your knowledge and support others in their immigration journey.

Continue Reading

Continue Reading

Free Case Evaluation

Fill out the form below to receive a free and confidential initial consultation.