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Leading the list is Peninsula College, our #1 most age-diverse college in Washington. Peninsula College scores 93.9 out of 100 for age diversity. On racial-ethnic diversity it scores 67.0, with a gender-diversity score of 95.9.
by our College Data Analytics TeamIf you’re seeking a diverse and multi-faceted college experience, you’ve come to the right place. This list highlights 55 schools ranked on age diversity in Washington, using our 2026 methodology.
Our ranking weighs the range of student ages (the mix of traditional and non-traditional-age students). To help you decide, College Factual evaluated 55 colleges, drawing primarily on U.S. Department of Education data (IPEDS and College Scorecard). Learn more about our ranking methodology.
Diversity means different things to different students. Refine the list by location, or explore the overall, racial-ethnic, gender, economic, and age diversity rankings, or other rankings below.
Ready to build your own comparison? Try our tool College Combat to weigh schools on the factors you care about most.
Here are the top-ranked colleges:
Leading the list is Peninsula College, our #1 most age-diverse college in Washington. Peninsula College scores 93.9 out of 100 for age diversity. On racial-ethnic diversity it scores 67.0, with a gender-diversity score of 95.9.
Out of the 55 colleges in Washington in this year's ranking, North Seattle College landed the #2 spot. North Seattle College scores 91.9 out of 100 for age diversity. Racial-ethnic diversity scores 80.9, alongside a 97.1 gender-diversity score.
A rank of #3 makes Clover Park Technical College one of the most age-diverse colleges in Washington. On age diversity, it scores 91.1 out of 100. Racial-ethnic diversity scores 77.4, alongside a 96.6 gender-diversity score.
Lake Washington Institute of Technology came in at #4 on this year's Most Age-Diverse Colleges ranking in Washington. The school's age diversity score is 90.7 out of 100. On racial-ethnic diversity it scores 78.5, and gender diversity 97.6.
Bates Technical College earned the #5 place in Washington. Bates Technical College scores 90.5 out of 100 for age diversity. Racial-ethnic diversity scores 73.8, and gender diversity 96.7.
Walla Walla Community College earned the #6 position in Washington. It scores 90.5 out of 100 for age diversity. On racial-ethnic diversity it scores 64.5, with a gender-diversity score of 98.7.
Renton Technical College landed the #7 spot in Washington this year. It scores 89.7 out of 100 for age diversity. Racial-ethnic diversity scores 79.8, and gender diversity 94.0.
Spokane Community College placed #8 among the most age-diverse colleges in Washington. The school's age diversity score is 89.5 out of 100. On racial-ethnic diversity it scores 62.8, and gender diversity 99.6.
South Seattle College landed the #9 spot in Washington this year. It scores 89.5 out of 100 for age diversity. Racial-ethnic diversity scores 78.5, and gender diversity 87.5.
Shoreline Community College came in at #10 in this year's ranking. On age diversity, it scores 88.7 out of 100. Its racial-ethnic diversity score is 84.3, with a gender-diversity score of 97.5.
Olympic College ranked #11 on our 2026 list of the most age-diverse colleges. On age diversity, it scores 88.7 out of 100. On racial-ethnic diversity it scores 71.5, and gender diversity 99.3.
Skagit Valley College ranked #12 on our 2026 list of the most age-diverse colleges. Skagit Valley College scores 88.5 out of 100 for age diversity. Its racial-ethnic diversity score is 66.9, with a gender-diversity score of 98.7.
Edmonds College landed the #13 spot in Washington this year. It scores 88.3 out of 100 for age diversity. Racial-ethnic diversity scores 82.6, with a gender-diversity score of 99.6.
Lower Columbia College earned the #14 position in Washington. It scores 87.9 out of 100 for age diversity. Its racial-ethnic diversity score is 55.4, and gender diversity 87.9.
Tacoma Community College ranked #15 on our 2026 list of the most age-diverse colleges. The school's age diversity score is 87.4 out of 100. Racial-ethnic diversity scores 82.4, alongside a 93.0 gender-diversity score.
Faith International University ranked #16 on our 2026 list of the most age-diverse colleges. Faith International University scores 87.2 out of 100 for age diversity. Racial-ethnic diversity scores 69.5, and gender diversity 99.9.
Bellingham Technical College landed the #17 spot in Washington this year. On age diversity, it scores 86.5 out of 100. On racial-ethnic diversity it scores 62.7, and gender diversity 99.5.
Eastern Washington University ranked #18 on our 2026 list of the most age-diverse colleges. On age diversity, it scores 86.2 out of 100. Racial-ethnic diversity scores 60.6, and gender diversity 97.4.
Grays Harbor College came in at #19 in this year's ranking. The school's age diversity score is 85.9 out of 100. On racial-ethnic diversity it scores 63.6, alongside a 100.0 gender-diversity score.
Spokane Falls Community College placed #20 among the most age-diverse colleges in Washington. Spokane Falls Community College scores 85.7 out of 100 for age diversity. Its racial-ethnic diversity score is 59.1, and gender diversity 97.3.
Highline College ranked #21 on our 2026 list of the most age-diverse colleges. On age diversity, it scores 85.5 out of 100. On racial-ethnic diversity it scores 87.4, and gender diversity 94.6.
Seattle Central College placed #22 among the most age-diverse colleges in Washington. Seattle Central College scores 85.3 out of 100 for age diversity. Racial-ethnic diversity scores 87.4, and gender diversity 98.4.
Centralia College placed #23 among the most age-diverse colleges in Washington. The school's age diversity score is 85.2 out of 100. Its racial-ethnic diversity score is 59.9, and gender diversity 98.6.
Everett Community College ranked #24 on our 2026 list of the most age-diverse colleges. The school's age diversity score is 84.0 out of 100. Racial-ethnic diversity scores 72.7, and gender diversity 98.9.
Pierce College District earned the #25 position in Washington. The school's age diversity score is 83.7 out of 100. On racial-ethnic diversity it scores 79.5, with a gender-diversity score of 96.0.
Not far behind, these colleges also rank among the most age-diverse this year:
*These averages are for the top 25 ranked colleges only.
We measure this ranking on the range of student ages (the mix of traditional and non-traditional-age students). The racial-ethnic minorities percentage is calculated by taking the total number of students, subtracting white students, international students, and students whose race/ethnicity is unknown, and dividing by total enrollment.
This list is compiled by College Factual, 2026 edition.
References
Read more about our data sources and methodologies.