Latest Data (2018)
Population 125,851
Nationwide Rank 221

Quick Facts

Simi Valley, California is the 221st largest city in the United States as of 2018.

Simi Valley, California is a city.

Simi Valley, California is as large as it has ever been. In 2018 Simi Valley had its largest population ever.

Simi Valley, California's growth is about average. 54% of similarly sized cities are growing faster since 2000.

Simi Valley, California Border Map

Similarly Sized Cities In US

US Rank Name Population Growth
2000-2018
211 Stamford, Connecticut 129,775 10.4%
212 Concord, California 129,688 6.0%
213 Kent, Washington 129,618 60.7%
214 Santa Clara, California 129,488 26.4%
215 Elizabeth, New Jersey 128,885 6.6%
216 Round Rock, Texas 128,739 112.1%
217 Thousand Oaks, California 127,690 8.6%
218 Lafayette, Louisiana 126,143 12.7%
219 Athens-Clarke County, Georgia 125,964 25.0%
220 Topeka, Kansas 125,904 2.0%
221 Simi Valley, California 125,851 12.3%
222 Fargo, North Dakota 124,844 37.2%
223 Norman, Oklahoma 123,471 27.5%
224 Columbia, Missouri 123,180 43.2%
225 Abilene, Texas 122,999 6.1%
226 Wilmington, North Carolina 122,607 36.5%
227 Hartford, Connecticut 122,587 -1.2%
228 Victorville, California 122,312 89.5%
229 Pearland, Texas 122,149 165.2%
230 Vallejo, California 121,913 3.8%
231 Ann Arbor, Michigan 121,890 6.3%

Similarly Sized Cities In California

US Rank Name Population Growth
2000-2018
96 Fremont 237,807 16.4%
103 San Bernardino 215,941 14.2%
104 Modesto 215,030 13.0%
105 Fontana 213,739 45.6%
106 Santa Clarita 210,089 34.9%
108 Oxnard 209,877 22.2%
110 Moreno Valley 209,050 45.9%
112 Glendale 201,361 3.0%
113 Huntington Beach 200,641 5.5%
141 Ontario 181,107 14.1%
145 Rancho Cucamonga 177,751 37.6%
146 Santa Rosa 177,586 18.9%
147 Oceanside 176,080 8.7%
149 Elk Grove 172,886 111.6%
150 Garden Grove 172,646 4.3%
154 Corona 168,819 30.8%
160 Hayward 159,620 13.2%
161 Lancaster 159,053 33.4%
164 Palmdale 156,667 33.3%
165 Salinas 156,259 8.8%
169 Sunnyvale 153,185 16.2%
172 Pomona 152,361 2.8%
173 Escondido 152,213 13.3%
181 Torrance 145,182 5.0%
187 Pasadena 141,371 5.0%
191 Fullerton 139,640 10.3%
193 Orange 139,484 7.3%
195 Roseville 139,117 71.1%
205 Visalia 133,800 39.9%
212 Concord 129,688 6.0%
214 Santa Clara 129,488 26.4%
217 Thousand Oaks 127,690 8.6%
221 Simi Valley 125,851 12.3%
228 Victorville 122,312 89.5%
230 Vallejo 121,913 3.8%
232 Berkeley 121,643 18.0%
244 Fairfield 116,884 20.7%
249 Carlsbad 115,877 45.9%
250 El Monte 115,586 -0.5%
251 Murrieta 114,985 121.9%
252 Temecula 114,742 67.0%
255 Costa Mesa 113,615 3.7%
261 Downey 112,269 4.4%
262 Clovis 112,022 60.2%
267 Antioch 111,535 21.8%
271 San Buenaventura (Ventura) 111,128 9.7%
275 Richmond 110,146 10.5%
277 Inglewood 109,419 -2.9%
280 Jurupa Valley 108,393
283 Santa Maria 107,408 37.5%
286 Daly City 107,008 3.2%
290 West Covina 106,311 0.9%
293 Norwalk 105,120 0.5%
294 San Mateo 105,025 13.2%
298 Burbank 103,695 3.2%
299 Rialto 103,440 11.4%
301 El Cajon 103,241 8.5%
306 Vista 101,224 12.5%
310 Vacaville 100,154 11.9%
326 San Marcos 96,847 73.3%
327 Compton 96,617 3.1%
335 Hesperia 95,274 51.1%
336 Mission Viejo 95,202 1.7%
337 Chico 94,776 22.9%
342 South Gate 94,443 -2.1%
353 Menifee 92,595 116.4%
356 Carson 91,909 2.1%
357 Tracy 91,812 58.1%
358 Redding 91,772 12.7%
360 Chino 91,583 30.7%
361 Santa Monica 91,411 8.3%
362 Santa Barbara 91,350 1.9%
363 Indio 91,240 81.3%
365 Westminster 90,938 3.0%
367 Livermore 90,269 22.0%
368 San Leandro 89,703 12.4%
378 Citrus Heights 87,910 2.9%
384 Hawthorne 86,965 3.2%
387 Redwood City 86,200 14.2%
388 Whittier 86,064 2.6%
391 Lake Forest 85,623 12.5%
394 Newport Beach 85,326 7.9%
395 Hemet 85,275 43.5%
402 Alhambra 84,649 -0.6%
408 Chino Hills 83,447 23.8%
409 Mountain View 83,377 17.9%
410 Merced 83,316 28.8%
414 Buena Park 82,421 5.5%
416 Pleasanton 82,372 28.1%
424 Manteca 81,592 61.8%
433 Milpitas 80,430 27.9%
435 Lakewood 80,140 0.8%
436 Tustin 79,795 17.8%
439 Napa 79,263 8.7%
440 Perris 79,133 117.4%
441 Folsom 79,022 49.9%
444 Alameda 78,338 8.0%
453 Bellflower 77,131 5.6%
456 Upland 77,000 11.8%
463 San Ramon 75,839 68.8%
465 Baldwin Park 75,813 -0.1%
477 Rancho Cordova 74,585 38.8%
478 Union City 74,559 10.4%
490 Apple Valley 73,508 34.6%
491 Turlock 73,504 29.0%
498 Pittsburg 72,437 26.6%
505 Redlands 71,586 11.9%
513 Lynwood 70,504 0.7%
517 Walnut Creek 69,825 8.0%
520 Davis 69,289 17.1%
522 Camarillo 69,127 20.2%
534 Lake Elsinore 68,183 132.9%
538 Yorba Linda 67,787 14.7%
539 South San Francisco 67,733 11.7%
543 Redondo Beach 67,412 6.1%
544 Rocklin 67,221 80.4%
547 Lodi 66,995 16.5%
548 Yuba City 66,992 31.0%
552 Palo Alto 66,666 13.8%
559 Laguna Niguel 66,266 5.4%
568 Madera 65,706 50.4%
577 San Clemente 64,857 28.2%
579 Eastvale 64,822
580 Santa Cruz 64,725 15.8%
582 Tulare 64,475 40.5%
590 Brentwood 63,800 157.9%
592 Dublin 63,445 106.9%

Demographics

Population History

Year Population Rank in US
2018 125,851 221
2017 126,878 217
2016 126,327 218
2015 126,788 217
2014 126,871 214
2013 126,181 210
2012 125,793 204
2011 125,254 201
2010 124,237 202
2009 120,921 209
2008 119,977 206
2007 119,365 204
2006 119,268 201
2005 117,121 204
2004 117,395 200
2003 116,071 203
2002 115,531 199
2001 113,972 201
2000 111,973 206
1990 100,311 201