2026 Compare Cities People:
Arnold, MO vs Rancho Murieta, CA

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Highlights
- Rancho Murieta is 0% more densely populated than Arnold.
- People are 19.0% more likely to be married in Rancho Murieta.
- The Median Age is 13.2 years older in Rancho Murieta.
 Arnold, MORancho Murieta, CAUnited States
 Population  Unlock5,874329,725,481
 Female Population50.8%  Unlock50.5%
 Male Population49.2%  Unlock49.5%
 Median Age  Unlock55.438.4
 space3
 Population - 201020,875  Unlock309,327,143
 Population - 2000  Unlock4,193285,036,114
 Population - 199018,828  Unlock251,960,433
 Pop. 2000 to Now  Unlock35.0%15.6%
 Pop. 1990 to Now12.3%  Unlock30.8%
 space4
 Population Density  Unlock494.293.4
 Land Area11.6  Unlock3,531,905.4
 Water Area  Unlock0.2264,836.8
 space
 Est. Total Population By Age
 Arnold, MORancho Murieta, CAUnited States
 Age 0 to 45.7%  Unlock5.9%
 Age 5 to 9  Unlock2.4%6.1%
 Age 10 to 145.4%  Unlock6.6%
 Age 15 to 17  Unlock4.8%3.9%
 Age 18 to 202.8%  Unlock4.0%
 Age 21 to 24  Unlock1.9%5.2%
 Age 25 to 3414.9%  Unlock13.8%
 Age 35 to 44  Unlock11.0%12.9%
 Age 45 to 5412.6%  Unlock12.6%
 Age 55 to 59  Unlock8.9%6.7%
 Age 60 to 647.5%  Unlock6.3%
 Age 65 to 74  Unlock15.0%9.6%
 Age 75 to 846.0%  Unlock4.5%
 Age 85 and over  Unlock3.8%1.9%
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 Race
 Arnold, MORancho Murieta, CAUnited States
 White90.4%  Unlock59.4%
 Black  Unlock4.4%12.2%
 Asian0.6%  Unlock5.6%
 Native American  Unlock0.4%0.6%
 Hawaiian, Pacific Islander0.0%  Unlock0.2%
 Other  Unlock0.0%0.4%
 Two or More Races6.0%  Unlock3.2%
 Hispanic  Unlock17.2%18.4%
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 Marriage & Family
 Arnold, MORancho Murieta, CAUnited States
 Married Population53.4%  Unlock49.8%
     Currently Married  Unlock63.5%48.0%
 Married but Separated2.9%  Unlock1.8%
 Single Population  Unlock36.5%50.2%
 Never Married25.8%  Unlock33.8%
 Divorced  Unlock11.8%10.8%
 Widowed7.4%  Unlock5.6%
 space5
 Household Size  Unlock2.482.60
 Households8,405  Unlock124,010,992
 Family Households  Unlock1,81780,755,759
     Married couple, w/children30.9%  Unlock30.5%
     Married couple, no children  Unlock61.4%42.9%
 Non Family Households2,875  Unlock43,255,233
     Single householder, w/children  Unlock11.3%15.8%
     Single householder, no children8.0%  Unlock10.8%
Reviews for Arnold    1 Reviews

Over 17 years ago

My husband's family lives in the area (Crestwood, Barnhart, Fenton, Ballwin), we have been visiting for about 20 years. We moved from a southern state which had it  More

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Reviews for Rancho Murieta    1 Reviews

Weather is moderate. There are hiking and biking trails, tennis, non-motor boating, fishing, pickle ball, bocce ball, family sports clubs, two lovely golf courses  More

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