San Mateo County, CA [06081] Demographic Characteristics & Trends
  -- a component of the San Francisco-Oakland-Hayward, CA metropolitan area [41860] -- click link to view metro S&O report

This document brings together several 2017 vintage population estimates developed by the Census Bureau for this area developed and released separately in 2018. These official model-based estimates are developed and updated annually. The data presesentation here provides more comprehensive insights into demographic characteristics and trends for this area than available elsewhere. ProximityOne uses these data to develop Situation & Outlook (S&O) estimates and projections to 2060. See related table. Join us in weekly Data Analytics Lab web sessions to discuss organization and use of these and related data. The S&O Trends Analysis package used to develop these tables is available to present/analyze these data with wide-ranging additional detail and alternative data formats.   • Bookmark this page -- http://proximityone.com/trends/cty1706037.htm; share with others.   • View profile for other counties -- http://proximityone.com/countytrends2017.htm; use link in table.

Table 1. Population & Components of Change -- 2010-2017

Item	2010	2011	2012	2013	2014	2015	2016	2017	2010-2017
Total Population	719,899	729,022	740,644	750,345	759,156	766,779	769,561	771,410	51,511
Births	...	9,142	9,010	9,070	8,953	9,172	8,925	8,948	9,031
Deaths	...	4,556	4,657	4,716	4,543	4,816	5,060	5,108	4,779
Natural Increase	...	4,586	4,353	4,354	4,410	4,356	3,865	3,840	4,252
Net Migration	...	4,608	7,241	5,360	4,469	3,349	-1,079	-1,975	3,139
International	...	4,090	4,273	4,552	5,143	5,598	5,688	5,660	5,001
Domestic	...	518	2,968	808	-674	-2,249	-6,767	-7,635	-1,862

Table 2. Population by Gender & Group Quarters Population -- 2010-2017

Item	2010	2011	2012	2013	2014	2015	2016	2017	2010-2017
Total Population	719,899	729,022	740,644	750,345	759,156	766,779	769,561	771,410	51,511
Male	353,795	358,118	363,885	369,046	373,513	377,542	379,425	380,445	26,650
Female	366,104	370,904	376,759	381,299	385,643	389,237	390,136	390,965	24,861
Group Quarters	...	8,859	8,797	8,849	8,853	8,857	8,669	8,788	-82

Table 3. Population by Race/Origin -- 2010-2017

Item	2010	2011	2012	2013	2014	2015	2016	2017	2010-2017
Total Population	719,899	729,022	740,644	750,345	759,156	766,779	769,561	771,410	51,511
White alone	466,179	468,542	472,146	474,099	475,634	475,298	471,829	467,554	1,375
Black alone	22,690	22,462	22,431	22,196	22,011	21,795	21,560	21,337	-1,353
AIAN alone	6,388	6,420	6,390	6,381	6,382	6,281	6,306	6,315	-73
Asian alone	183,696	189,224	195,701	202,397	208,874	216,267	222,495	228,484	44,788
NHOPI alone	11,418	11,682	12,026	12,191	12,197	12,163	12,047	11,922	504
Two+ Races	29,528	30,692	31,950	33,081	34,058	34,975	35,324	35,798	6,270
Hispanic (any race)	183,042	185,069	187,533	189,307	190,641	191,256	190,067	188,954	5,912

Table 4. Population by Age by Race/Origin -- 2017

Population	Total	White alone	Black alone	AIAN alone	Asian alone	NHOPI alone	Two+ Races	Hispanic (any race)
Total	771,410	467,554	21,337	6,315	228,484	11,922	35,798	188,954
Age 0-4	44,044	25,540	1,065	286	11,523	842	4,788	14,231
Age 5-9	44,760	26,179	1,066	415	11,310	904	4,886	15,103
Age 10-14	45,066	27,443	1,087	536	10,871	833	4,296	14,971
Age 15-19	40,820	25,375	1,109	436	9,638	904	3,358	14,266
Age 20-24	41,600	25,085	1,302	446	10,997	847	2,923	14,215
Age 25-29	55,754	30,495	1,678	541	19,329	1,026	2,685	15,327
Age 30-34	59,118	32,442	1,708	571	21,085	907	2,405	15,101
Age 35-39	56,856	31,858	1,492	503	20,181	778	2,044	14,753
Age 40-44	53,112	30,436	1,253	480	18,511	774	1,658	13,539
Age 45-49	54,889	33,806	1,408	466	16,950	757	1,502	12,904
Age 50-54	53,538	34,226	1,554	421	15,250	726	1,361	11,572
Age 55-59	53,022	34,038	1,536	405	15,029	762	1,252	9,930
Age 60-64	47,111	30,088	1,428	298	13,757	624	916	7,539
Age 65-69	39,447	24,625	1,156	220	12,363	425	658	5,097
Age 70-74	29,223	19,547	803	106	8,039	330	398	3,559
Age 75-79	20,537	13,729	678	64	5,599	209	258	2,693
Age 80-84	14,372	9,668	486	51	3,826	134	207	1,924
Age 85 up	18,141	12,974	528	70	4,226	140	203	2,230

Table 5. Population by Single Year of Age -- 2010-2017

Item	2010	2011	2012	2013	2014	2015	2016	2017	2010-2017
Age 0000	9,256	9,174	9,038	9,115	8,993	9,216	8,959	8,981	-275
Age 0101	9,124	9,297	9,250	9,079	9,189	8,943	9,050	8,810	-314
Age 0202	9,309	9,196	9,478	9,315	9,122	9,148	8,716	8,904	-405
Age 0303	9,274	9,328	9,202	9,459	9,357	9,144	8,940	8,586	-688
Age 0404	9,335	9,337	9,426	9,240	9,389	9,323	8,918	8,763	-572
Age 0505	9,242	9,432	9,363	9,380	9,159	9,377	9,125	8,817	-425
Age 0606	9,115	9,283	9,464	9,349	9,313	9,066	9,218	8,921	-194
Age 0707	8,976	9,156	9,358	9,394	9,288	9,328	9,002	9,090	114
Age 0808	8,746	9,002	9,227	9,353	9,376	9,230	9,186	8,817	71
Age 0909	8,767	8,763	9,070	9,218	9,366	9,325	9,122	9,115	348
Age 1010	8,767	8,799	8,869	9,061	9,195	9,287	9,185	8,986	219
Age 1111	8,486	8,786	8,814	8,859	9,097	9,129	9,233	9,088	602
Age 1212	8,385	8,449	8,849	8,780	8,835	9,065	8,988	9,118	733
Age 1313	8,426	8,372	8,455	8,860	8,737	8,762	9,026	8,935	509
Age 1414	8,496	8,514	8,525	8,539	8,896	8,778	8,778	8,939	443
Age 1515	8,581	8,571	8,558	8,552	8,584	8,910	8,811	8,760	179
Age 1616	8,712	8,664	8,619	8,636	8,587	8,627	8,919	8,791	79
Age 1717	8,888	8,764	8,733	8,614	8,630	8,561	8,583	8,843	-45
Age 1818	7,985	8,058	7,987	7,894	7,800	7,714	7,660	7,674	-311
Age 1919	7,131	7,178	7,192	7,186	6,974	6,886	6,822	6,752	-379
Age 2020	7,404	7,430	7,572	7,621	7,548	7,360	7,222	7,165	-239
Age 2121	7,363	7,806	7,875	7,911	7,975	7,904	7,780	7,597	234
Age 2222	7,876	7,766	8,236	8,451	8,468	8,417	8,331	8,211	335
Age 2323	8,488	8,318	8,375	8,893	9,125	9,119	9,184	8,950	462
Age 2424	8,920	8,934	8,900	9,076	9,661	9,822	9,742	9,677	757
Age 2525	9,321	9,259	9,257	9,288	9,544	10,309	10,444	10,253	932
Age 2626	9,434	9,469	9,644	9,610	9,826	10,086	10,999	10,990	1,556
Age 2727	9,761	9,695	9,955	10,150	10,061	10,360	10,878	11,536	1,775
Age 2828	9,911	10,128	10,129	10,424	10,724	10,522	11,032	11,407	1,496
Age 2929	9,916	10,255	10,636	10,518	10,867	11,001	11,052	11,568	1,652
Age 3030	10,582	10,151	10,716	11,138	10,934	11,485	11,474	11,507	925
Age 3131	10,144	10,842	10,651	11,000	11,553	11,468	11,751	11,722	1,578
Age 3232	10,093	10,430	11,247	10,997	11,331	11,795	11,682	11,949	1,856
Age 3333	10,216	10,299	10,651	11,519	11,238	11,487	11,895	11,893	1,677
Age 3434	10,047	10,390	10,514	11,034	11,780	11,488	11,474	12,047	2,000
Age 3535	10,452	10,164	10,613	10,764	11,143	12,003	11,493	11,458	1,006
Age 3636	10,320	10,605	10,403	10,758	10,913	11,322	11,917	11,423	1,103
Age 3737	10,451	10,419	10,717	10,612	11,011	11,057	11,204	11,818	1,367
Age 3838	10,734	10,486	10,534	10,858	10,661	11,048	10,985	11,124	390
Age 3939	11,193	10,900	10,632	10,650	11,018	10,738	11,029	11,033	-160
Age 4040	11,808	11,272	10,985	10,635	10,614	10,956	10,561	10,937	-871
Age 4141	11,080	11,859	11,426	11,019	10,697	10,604	10,931	10,439	-641
Age 4242	10,699	11,247	11,962	11,504	11,059	10,805	10,525	10,841	142
Age 4343	10,559	10,748	11,278	11,978	11,463	10,948	10,658	10,369	-190
Age 4444	10,677	10,522	10,731	11,313	11,986	11,440	10,833	10,526	-151
Age 4545	11,232	10,687	10,602	10,776	11,265	12,007	11,335	10,622	-610
Age 4646	11,358	11,257	10,665	10,556	10,703	11,196	11,798	11,173	-185
Age 4747	11,324	11,440	11,296	10,649	10,580	10,658	11,090	11,686	362
Age 4848	11,141	11,291	11,512	11,290	10,584	10,479	10,583	10,973	-168
Age 4949	11,205	11,105	11,331	11,520	11,315	10,499	10,375	10,435	-770
Age 5050	11,382	11,217	11,190	11,338	11,467	11,277	10,386	10,206	-1,176
Age 5151	10,946	11,323	11,232	11,147	11,246	11,345	11,088	10,277	-669
Age 5252	10,872	10,921	11,361	11,261	11,136	11,228	11,274	10,978	106
Age 5353	10,778	10,825	10,960	11,323	11,138	11,101	11,099	11,136	358
Age 5454	10,484	10,709	10,774	10,901	11,210	11,101	10,965	10,941	457
Age 5555	10,531	10,499	10,705	10,773	10,848	11,175	10,989	10,829	298
Age 5656	9,877	10,463	10,462	10,644	10,668	10,737	11,057	10,775	898
Age 5757	9,612	9,777	10,406	10,387	10,574	10,572	10,568	10,888	1,276
Age 5858	9,141	9,528	9,757	10,284	10,299	10,496	10,353	10,370	1,229
Age 5959	8,951	9,068	9,553	9,652	10,203	10,172	10,271	10,160	1,209
Age 6060	9,180	8,933	9,071	9,450	9,570	10,080	9,987	10,083	903
Age 6161	8,798	9,113	8,864	8,968	9,329	9,480	9,892	9,761	963
Age 6262	8,437	8,688	8,940	8,755	8,803	9,104	9,241	9,622	1,185
Age 6363	8,691	8,348	8,569	8,850	8,655	8,694	8,864	9,004	313
Age 6464	6,649	8,580	8,239	8,469	8,663	8,517	8,506	8,641	1,992
Age 6565	6,440	6,596	8,408	8,118	8,341	8,469	8,278	8,344	1,904
Age 6666	6,122	6,355	6,480	8,197	7,912	8,144	8,188	8,069	1,947
Age 6767	5,944	6,016	6,232	6,322	7,986	7,731	7,913	7,969	2,025
Age 6868	5,281	5,852	5,928	6,114	6,161	7,762	7,522	7,707	2,426
Age 6969	4,963	5,209	5,775	5,826	6,027	6,065	7,567	7,358	2,395
Age 7070	4,847	4,886	5,116	5,642	5,691	5,863	5,940	7,379	2,532
Age 7171	4,595	4,818	4,809	5,044	5,545	5,575	5,737	5,781	1,186
Age 7272	4,371	4,504	4,699	4,704	4,957	5,433	5,433	5,589	1,218
Age 7373	4,068	4,295	4,412	4,592	4,604	4,835	5,301	5,307	1,239
Age 7474	3,823	3,986	4,215	4,330	4,559	4,541	4,734	5,167	1,344
Age 7575	3,596	3,729	3,867	4,124	4,228	4,458	4,390	4,626	1,030
Age 7676	3,437	3,513	3,617	3,768	4,044	4,098	4,308	4,264	827
Age 7777	3,341	3,377	3,417	3,513	3,669	3,913	3,975	4,170	829
Age 7878	3,231	3,284	3,317	3,318	3,402	3,551	3,793	3,856	625
Age 7979	3,244	3,090	3,167	3,182	3,205	3,295	3,390	3,621	377
Age 8080	3,226	3,161	3,014	3,053	3,084	3,082	3,163	3,285	59
Age 8181	2,897	3,095	3,004	2,883	2,936	2,952	2,931	3,042	145
Age 8282	2,807	2,843	3,002	2,917	2,811	2,861	2,843	2,833	26
Age 8383	2,698	2,632	2,651	2,829	2,736	2,640	2,683	2,671	-27
Age 8484	2,504	2,545	2,506	2,507	2,715	2,597	2,524	2,541	37
Age 8585	15,425	15,947	16,403	16,765	17,200	17,633	17,910	18,141	2,716
Age 0517	113,587	114,555	115,904	116,595	117,063	117,445	117,176	116,220	2,633