USA.com / California / Contra Costa County / Clayton, CA / 94517 / Population and Races / Historical First Ancestry Data

94517 Zip Code Historical First Ancestry Data

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ACS 2010-2014 data

12,000 (93.89%) out of the total population of 12,781 reported first ancestry.

	94517 Zip Code	% of the Total Population	California	U.S.
Arab	30	0.23%, see rank	0.72%	0.56%
Czech	82	0.64%, see rank	0.22%	0.47%
Danish	190	1.49%, see rank	0.46%	0.42%
Dutch	233	1.82%, see rank	0.99%	1.40%
English	2,052	16.06%, see rank	5.94%	8.02%
French	495	3.87%, see rank	2.15%	3.34%
German	2,123	16.61%, see rank	8.51%	15.03%
Greek	83	0.65%, see rank	0.35%	0.41%
Hungarian	82	0.64%, see rank	0.32%	0.46%
Irish	2,040	15.96%, see rank	6.69%	10.80%
Italian	1,266	9.91%, see rank	3.97%	5.52%
Norwegian	125	0.98%, see rank	1.02%	1.42%
Polish	401	3.14%, see rank	1.32%	3.01%
Portuguese	285	2.23%, see rank	0.91%	0.44%
Russian	62	0.49%, see rank	1.13%	0.92%
Scotch-Irish	138	1.08%, see rank	0.61%	0.99%
Scottish	401	3.14%, see rank	1.34%	1.72%
Subsaharan African	126	0.99%, see rank	0.69%	0.95%
Swedish	294	2.30%, see rank	1.09%	1.27%
Swiss	77	0.60%, see rank	0.27%	0.30%
Ukrainian	70	0.55%, see rank	0.27%	0.31%
American	935	7.32%, see rank	3.22%	7.12%
Welsh	102	0.80%, see rank	0.43%	0.57%

ACS 2008-2012 data

11,797 (93.76%) out of the total population of 12,582 reported first ancestry.

	94517 Zip Code	% of the Total Population	California	U.S.
Arab	22	0.17%, see rank	0.70%	0.53%
Czech	88	0.70%, see rank	0.24%	0.50%
Danish	168	1.34%, see rank	0.50%	0.45%
Dutch	162	1.29%, see rank	1.08%	1.51%
English	1,807	14.36%, see rank	6.39%	8.53%
French	551	4.38%, see rank	2.28%	3.54%
German	2,398	19.06%, see rank	9.10%	15.79%
Greek	67	0.53%, see rank	0.35%	0.42%
Hungarian	57	0.45%, see rank	0.34%	0.48%
Irish	2,002	15.91%, see rank	7.13%	11.36%
Italian	1,543	12.26%, see rank	4.08%	5.66%
Norwegian	110	0.87%, see rank	1.06%	1.46%
Polish	318	2.53%, see rank	1.35%	3.13%
Portuguese	319	2.54%, see rank	0.96%	0.46%
Russian	39	0.31%, see rank	1.18%	0.97%
Scotch-Irish	176	1.40%, see rank	0.67%	1.07%
Scottish	445	3.54%, see rank	1.43%	1.81%
Subsaharan African	58	0.46%, see rank	0.72%	0.93%
Swedish	266	2.11%, see rank	1.16%	1.34%
Swiss	97	0.77%, see rank	0.28%	0.31%
Ukrainian	52	0.41%, see rank	0.26%	0.31%
American	443	3.52%, see rank	2.78%	6.72%
Welsh	124	0.99%, see rank	0.46%	0.60%

US Census 2000 data

12,014 (84.47%) out of the total population of 14,223 reported first ancestry.

	94517 Zip Code	% of the Total Population	California	U.S.
Arab	55	0.39%, see rank	0.50%	0.36%
Czech	57	0.40%, see rank	0.14%	0.27%
Danish	95	0.67%, see rank	0.38%	0.30%
Dutch	77	0.54%, see rank	0.71%	0.91%
English	1,295	9.10%, see rank	4.91%	5.91%
French	276	1.94%, see rank	1.57%	2.39%
German	1,842	12.95%, see rank	6.45%	10.81%
Greek	71	0.50%, see rank	0.29%	0.34%
Hungarian	86	0.60%, see rank	0.27%	0.32%
Irish	1,617	11.37%, see rank	4.72%	6.85%
Italian	1,416	9.96%, see rank	3.41%	4.59%
Norwegian	303	2.13%, see rank	0.92%	1.15%
Polish	281	1.98%, see rank	0.95%	2.24%
Portuguese	155	1.09%, see rank	0.75%	0.33%
Russian	74	0.52%, see rank	0.90%	0.68%
Scotch-Irish	143	1.01%, see rank	0.87%	1.17%
Scottish	183	1.29%, see rank	1.00%	1.12%
Subsaharan African	0	0.00%, see rank	0.51%	0.61%
Swedish	310	2.18%, see rank	0.86%	0.87%
Swiss	71	0.50%, see rank	0.21%	0.19%
Ukrainian	49	0.34%, see rank	0.20%	0.24%
American	573	4.03%, see rank	3.37%	7.33%
Welsh	101	0.71%, see rank	0.27%	0.31%

* ACS stands for U.S. Census American Community Survey. According to the U.S. Census, if the date is a range, you can interpret the data as an average of the period of time.