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2025 Compare Cities People:
San Luis Obispo, CA vs Downers Grove, IL

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Highlights
- Downers Grove is 0% more densely populated than San Luis Obispo.
- People are 99.8% more likely to be married in Downers Grove.
- The Median Age is 16.8 years older in Downers Grove.
 San Luis Obispo, CADowners Grove, ILUnited States
 Population  Unlock50,209329,725,481
 Female Population49.1%  Unlock50.5%
 Male Population50.9%  Unlock49.5%
 Median Age  Unlock42.838.4
 space3
 Population - 201045,193  Unlock309,327,143
 Population - 2000  Unlock48,724285,036,114
 Population - 199041,958  Unlock251,960,433
 Pop. 2000 to Now  Unlock0.0%15.6%
 Pop. 1990 to Now13.4%  Unlock30.8%
 space4
 Population Density  Unlock3,459.893.4
 Land Area13.1  Unlock3,531,905.4
 Water Area  Unlock0.1264,836.8
 space
 Est. Total Population By Age
 San Luis Obispo, CADowners Grove, ILUnited States
 Age 0 to 43.1%  Unlock5.9%
 Age 5 to 9  Unlock7.2%6.1%
 Age 10 to 142.9%  Unlock6.6%
 Age 15 to 17  Unlock3.6%3.9%
 Age 18 to 2014.7%  Unlock4.0%
 Age 21 to 24  Unlock4.1%5.2%
 Age 25 to 3413.4%  Unlock13.8%
 Age 35 to 44  Unlock11.7%12.9%
 Age 45 to 547.5%  Unlock12.6%
 Age 55 to 59  Unlock7.8%6.7%
 Age 60 to 645.5%  Unlock6.3%
 Age 65 to 74  Unlock12.2%9.6%
 Age 75 to 843.7%  Unlock4.5%
 Age 85 and over  Unlock2.2%1.9%
 space1
 Race
 San Luis Obispo, CADowners Grove, ILUnited States
 White70.7%  Unlock59.4%
 Black  Unlock3.3%12.2%
 Asian4.8%  Unlock5.6%
 Native American  Unlock0.0%0.6%
 Hawaiian, Pacific Islander0.0%  Unlock0.2%
 Other  Unlock0.1%0.4%
 Two or More Races3.9%  Unlock3.2%
 Hispanic  Unlock5.7%18.4%
 space2
 Marriage & Family
 San Luis Obispo, CADowners Grove, ILUnited States
 Married Population28.8%  Unlock49.8%
     Currently Married  Unlock56.9%48.0%
 Married but Separated0.9%  Unlock1.8%
 Single Population  Unlock42.4%50.2%
 Never Married59.0%  Unlock33.8%
 Divorced  Unlock9.7%10.8%
 Widowed3.9%  Unlock5.6%
 space5
 Household Size  Unlock2.442.60
 Households19,035  Unlock124,010,992
 Family Households  Unlock13,34380,755,759
     Married couple, w/children23.1%  Unlock30.5%
     Married couple, no children  Unlock47.8%42.9%
 Non Family Households11,342  Unlock43,255,233
     Single householder, w/children  Unlock6.9%15.8%
     Single householder, no children15.3%  Unlock10.8%
Voting
Reviews for San Luis Obispo    21 Reviews
Bruce · Las Vegas, NV
COST OF LIVING AND FINDING A PLACE TO LIVE
Over 10 years ago

MY FIANCEE AND I ARE LOOKING TO MOVE TO SLO FOR RETIREMENT ( NEXT MONTH ) WE ARE BOTH ARTISTS AND HOPE OUR TALENT WILL HELP WITH COST OF LIVING IN SLO!!! ANY  More

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Tim · San Luis Obispo, CA
Sunny & 70º
Over 10 years ago

In almost any season of the year in San Luis Obispo, you’ll find the sun shining and the temperature hitting around 70º at some point in the day. With the temperature  More

   |    Reply
Sadie · San Luis Obispo, CA
Beautiful place to live hard to find a room
Over 12 years ago

San Luis Obispo and surrounding areas are beautiful, great weather, beaches, farms markets, a downtown area full of some of the best bars and restaurants, wine country,  More

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Reviews for Downers Grove    5 Reviews
Molly · Downers Grove, IL
Best Tax Preparer in Downers Grove Illinois
Over 9 years ago

Hi I have been living in Downers Grove since 1988. I used to work in Bank and couple other had been served couple other firms in managerial level. I found the best Tax  More

   |    Reply
Paul · Downers Grove, IL
Quiet
Over 13 years ago

Quiet fmily neighborhoods with good  More

   |    Reply
Stephen · Downers Grove, IL
Safe Place
Over 18 years ago

One of the safest places to live in the  More

   |    Reply

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Learn More About San Luis Obispo, California
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Learn More About Downers Grove, Illinois
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