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Union County Historical First Ancestry Data

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ACS 2010-2014 data

480,542 (88.13%) out of the total population of 545,236 reported first ancestry.

	Union County	% of the Total Population	New Jersey	U.S.
Arab	2,966	0.54%, see rank	1.09%	0.56%
Czech	1,048	0.19%, see rank	0.32%	0.47%
Danish	777	0.14%, see rank	0.20%	0.42%
Dutch	2,146	0.39%, see rank	1.08%	1.40%
English	13,991	2.57%, see rank	4.98%	8.02%
French	4,319	0.79%, see rank	1.49%	3.34%
German	34,657	6.36%, see rank	11.12%	15.03%
Greek	2,348	0.43%, see rank	0.72%	0.41%
Hungarian	3,504	0.64%, see rank	1.12%	0.46%
Irish	48,126	8.83%, see rank	14.59%	10.80%
Italian	58,448	10.72%, see rank	16.58%	5.52%
Norwegian	1,271	0.23%, see rank	0.45%	1.42%
Polish	28,736	5.27%, see rank	5.98%	3.01%
Portuguese	18,907	3.47%, see rank	0.88%	0.44%
Russian	9,312	1.71%, see rank	2.00%	0.92%
Scotch-Irish	1,250	0.23%, see rank	0.39%	0.99%
Scottish	3,548	0.65%, see rank	1.04%	1.72%
Subsaharan African	7,165	1.31%, see rank	0.97%	0.95%
Swedish	1,847	0.34%, see rank	0.58%	1.27%
Swiss	567	0.10%, see rank	0.19%	0.30%
Ukrainian	4,498	0.82%, see rank	0.78%	0.31%
American	30,869	5.66%, see rank	4.19%	7.12%
Welsh	1,034	0.19%, see rank	0.38%	0.57%

ACS 2008-2012 data

488,980 (91.16%) out of the total population of 536,383 reported first ancestry.

	Union County	% of the Total Population	New Jersey	U.S.
Arab	2,761	0.51%, see rank	1.02%	0.53%
Czech	1,461	0.27%, see rank	0.36%	0.50%
Danish	832	0.16%, see rank	0.20%	0.45%
Dutch	2,518	0.47%, see rank	1.15%	1.51%
English	15,673	2.92%, see rank	5.42%	8.53%
French	4,984	0.93%, see rank	1.57%	3.54%
German	36,615	6.83%, see rank	11.81%	15.79%
Greek	3,004	0.56%, see rank	0.73%	0.42%
Hungarian	3,742	0.70%, see rank	1.19%	0.48%
Irish	50,128	9.35%, see rank	15.34%	11.36%
Italian	61,504	11.47%, see rank	17.07%	5.66%
Norwegian	1,665	0.31%, see rank	0.47%	1.46%
Polish	29,582	5.52%, see rank	6.30%	3.13%
Portuguese	18,412	3.43%, see rank	0.91%	0.46%
Russian	10,485	1.95%, see rank	2.14%	0.97%
Scotch-Irish	1,451	0.27%, see rank	0.44%	1.07%
Scottish	3,544	0.66%, see rank	1.10%	1.81%
Subsaharan African	8,408	1.57%, see rank	1.02%	0.93%
Swedish	1,741	0.32%, see rank	0.60%	1.34%
Swiss	567	0.11%, see rank	0.20%	0.31%
Ukrainian	4,751	0.89%, see rank	0.79%	0.31%
American	23,812	4.44%, see rank	3.77%	6.72%
Welsh	1,164	0.22%, see rank	0.41%	0.60%

ACS 2006-2010 data

498,403 (94.12%) out of the total population of 529,547 reported first ancestry.

	Union County	% of the Total Population	New Jersey	U.S.
Arab	2,857	0.54%, see rank	0.95%	0.50%
Czech	1,713	0.32%, see rank	0.37%	0.53%
Danish	647	0.12%, see rank	0.23%	0.48%
Dutch	2,483	0.47%, see rank	1.27%	1.63%
English	17,443	3.29%, see rank	5.80%	9.02%
French	5,824	1.10%, see rank	1.65%	3.77%
German	39,479	7.46%, see rank	12.34%	16.51%
Greek	3,394	0.64%, see rank	0.75%	0.44%
Hungarian	3,919	0.74%, see rank	1.25%	0.51%
Irish	52,101	9.84%, see rank	15.72%	11.76%
Italian	63,907	12.07%, see rank	17.44%	5.78%
Norwegian	1,662	0.31%, see rank	0.49%	1.51%
Polish	31,186	5.89%, see rank	6.48%	3.24%
Portuguese	17,630	3.33%, see rank	0.91%	0.47%
Russian	10,485	1.98%, see rank	2.26%	1.01%
Scotch-Irish	3,310	0.63%, see rank	0.95%	1.72%
Scottish	4,427	0.84%, see rank	1.20%	1.92%
Subsaharan African	7,974	1.51%, see rank	1.02%	0.91%
Swedish	2,040	0.39%, see rank	0.62%	1.41%
Swiss	697	0.13%, see rank	0.21%	0.33%
Ukrainian	5,151	0.97%, see rank	0.82%	0.31%
American	17,621	3.33%, see rank	3.22%	6.28%
Welsh	1,212	0.23%, see rank	0.44%	0.63%

ACS 2005-2009 data

496,709 (95.15%) out of the total population of 522,050 reported first ancestry.

	Union County	% of the Total Population	New Jersey	U.S.
Arab	2,889	0.55%, see rank	0.96%	0.50%
Czech	2,081	0.40%, see rank	0.38%	0.54%
Danish	785	0.15%, see rank	0.23%	0.49%
Dutch	2,702	0.52%, see rank	1.31%	1.68%
English	18,605	3.56%, see rank	6.09%	9.29%
French	6,229	1.19%, see rank	1.71%	3.90%
German	42,175	8.08%, see rank	12.78%	16.89%
Greek	3,420	0.66%, see rank	0.77%	0.45%
Hungarian	4,307	0.83%, see rank	1.29%	0.52%
Irish	53,096	10.17%, see rank	16.05%	12.01%
Italian	67,392	12.91%, see rank	17.87%	5.91%
Norwegian	1,813	0.35%, see rank	0.50%	1.55%
Polish	31,360	6.01%, see rank	6.63%	3.32%
Portuguese	17,401	3.33%, see rank	0.93%	0.48%
Russian	10,400	1.99%, see rank	2.35%	1.04%
Scotch-Irish	3,070	0.59%, see rank	0.99%	1.77%
Scottish	4,765	0.91%, see rank	1.26%	1.97%
Subsaharan African	6,834	1.31%, see rank	1.00%	0.88%
Swedish	1,991	0.38%, see rank	0.66%	1.45%
Swiss	681	0.13%, see rank	0.21%	0.34%
Ukrainian	5,311	1.02%, see rank	0.84%	0.32%
American	15,963	3.06%, see rank	3.14%	6.43%
Welsh	1,284	0.25%, see rank	0.46%	0.65%

US Census 2000 data

461,872 (88.39%) out of the total population of 522,541 reported first ancestry.

	Union County	% of the Total Population	New Jersey	U.S.
Arab	2,673	0.51%, see rank	0.75%	0.36%
Czech	718	0.14%, see rank	0.15%	0.27%
Danish	571	0.11%, see rank	0.15%	0.30%
Dutch	1,604	0.31%, see rank	0.74%	0.91%
English	11,611	2.22%, see rank	3.57%	5.91%
French	2,985	0.57%, see rank	0.94%	2.39%
German	26,733	5.12%, see rank	7.42%	10.81%
Greek	2,867	0.55%, see rank	0.60%	0.34%
Hungarian	3,053	0.58%, see rank	0.86%	0.32%
Irish	39,768	7.61%, see rank	10.49%	6.85%
Italian	60,657	11.61%, see rank	15.32%	4.59%
Norwegian	1,312	0.25%, see rank	0.39%	1.15%
Polish	30,157	5.77%, see rank	4.80%	2.24%
Portuguese	15,779	3.02%, see rank	0.76%	0.33%
Russian	8,494	1.63%, see rank	1.68%	0.68%
Scotch-Irish	2,377	0.45%, see rank	0.66%	1.17%
Scottish	3,180	0.61%, see rank	0.78%	1.12%
Subsaharan African	5,834	1.12%, see rank	0.80%	0.61%
Swedish	1,360	0.26%, see rank	0.39%	0.87%
Swiss	421	0.08%, see rank	0.13%	0.19%
Ukrainian	4,315	0.83%, see rank	0.61%	0.24%
American	14,428	2.76%, see rank	3.14%	7.33%
Welsh	743	0.14%, see rank	0.21%	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.