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Jefferson County Historical First Ancestry Data

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ACS 2010-2014 data

25,392 (84.70%) out of the total population of 29,978 reported first ancestry.

	Jefferson County	% of the Total Population	Washington	U.S.
Arab	66	0.22%, see rank	0.38%	0.56%
Czech	204	0.68%, see rank	0.43%	0.47%
Danish	313	1.04%, see rank	0.99%	0.42%
Dutch	792	2.64%, see rank	2.13%	1.40%
English	5,035	16.80%, see rank	10.73%	8.02%
French	1,429	4.77%, see rank	4.06%	3.34%
German	6,332	21.12%, see rank	18.48%	15.03%
Greek	253	0.84%, see rank	0.35%	0.41%
Hungarian	291	0.97%, see rank	0.33%	0.46%
Irish	3,789	12.64%, see rank	11.22%	10.80%
Italian	1,189	3.97%, see rank	3.55%	5.52%
Norwegian	1,979	6.60%, see rank	5.49%	1.42%
Polish	576	1.92%, see rank	1.84%	3.01%
Portuguese	187	0.62%, see rank	0.34%	0.44%
Russian	387	1.29%, see rank	1.30%	0.92%
Scotch-Irish	908	3.03%, see rank	1.26%	0.99%
Scottish	1,673	5.58%, see rank	2.90%	1.72%
Subsaharan African	66	0.22%, see rank	1.02%	0.95%
Swedish	1,483	4.95%, see rank	3.33%	1.27%
Swiss	287	0.96%, see rank	0.53%	0.30%
Ukrainian	47	0.16%, see rank	0.81%	0.31%
American	1,206	4.02%, see rank	4.99%	7.12%
Welsh	564	1.88%, see rank	0.99%	0.57%

ACS 2008-2012 data

26,755 (89.78%) out of the total population of 29,802 reported first ancestry.

	Jefferson County	% of the Total Population	Washington	U.S.
Arab	17	0.06%, see rank	0.32%	0.53%
Czech	278	0.93%, see rank	0.45%	0.50%
Danish	312	1.05%, see rank	1.05%	0.45%
Dutch	944	3.17%, see rank	2.30%	1.51%
English	5,643	18.93%, see rank	11.38%	8.53%
French	1,942	6.52%, see rank	4.39%	3.54%
German	6,052	20.31%, see rank	19.45%	15.79%
Greek	164	0.55%, see rank	0.36%	0.42%
Hungarian	266	0.89%, see rank	0.35%	0.48%
Irish	3,972	13.33%, see rank	11.90%	11.36%
Italian	1,002	3.36%, see rank	3.60%	5.66%
Norwegian	2,361	7.92%, see rank	5.75%	1.46%
Polish	539	1.81%, see rank	1.88%	3.13%
Portuguese	252	0.85%, see rank	0.35%	0.46%
Russian	311	1.04%, see rank	1.31%	0.97%
Scotch-Irish	1,029	3.45%, see rank	1.40%	1.07%
Scottish	1,835	6.16%, see rank	3.08%	1.81%
Subsaharan African	28	0.09%, see rank	0.91%	0.93%
Swedish	1,266	4.25%, see rank	3.54%	1.34%
Swiss	310	1.04%, see rank	0.56%	0.31%
Ukrainian	46	0.15%, see rank	0.78%	0.31%
American	1,191	4.00%, see rank	4.63%	6.72%
Welsh	512	1.72%, see rank	1.06%	0.60%

ACS 2006-2010 data

27,001 (91.30%) out of the total population of 29,574 reported first ancestry.

	Jefferson County	% of the Total Population	Washington	U.S.
Arab	37	0.13%, see rank	0.30%	0.50%
Czech	325	1.10%, see rank	0.48%	0.53%
Danish	393	1.33%, see rank	1.15%	0.48%
Dutch	831	2.81%, see rank	2.47%	1.63%
English	6,152	20.80%, see rank	12.11%	9.02%
French	1,953	6.60%, see rank	4.63%	3.77%
German	6,058	20.48%, see rank	20.35%	16.51%
Greek	66	0.22%, see rank	0.39%	0.44%
Hungarian	152	0.51%, see rank	0.36%	0.51%
Irish	4,116	13.92%, see rank	12.30%	11.76%
Italian	1,181	3.99%, see rank	3.63%	5.78%
Norwegian	2,442	8.26%, see rank	6.04%	1.51%
Polish	611	2.07%, see rank	1.91%	3.24%
Portuguese	131	0.44%, see rank	0.34%	0.47%
Russian	250	0.85%, see rank	1.31%	1.01%
Scotch-Irish	1,310	4.43%, see rank	2.47%	1.72%
Scottish	1,759	5.95%, see rank	3.24%	1.92%
Subsaharan African	4	0.01%, see rank	0.85%	0.91%
Swedish	1,240	4.19%, see rank	3.73%	1.41%
Swiss	256	0.87%, see rank	0.57%	0.33%
Ukrainian	108	0.37%, see rank	0.72%	0.31%
American	1,249	4.22%, see rank	4.09%	6.28%
Welsh	441	1.49%, see rank	1.08%	0.63%

ACS 2005-2009 data

26,786 (91.66%) out of the total population of 29,223 reported first ancestry.

	Jefferson County	% of the Total Population	Washington	U.S.
Arab	37	0.13%, see rank	0.29%	0.50%
Czech	263	0.90%, see rank	0.50%	0.54%
Danish	462	1.58%, see rank	1.17%	0.49%
Dutch	899	3.08%, see rank	2.53%	1.68%
English	5,969	20.43%, see rank	12.62%	9.29%
French	1,870	6.40%, see rank	4.77%	3.90%
German	6,114	20.92%, see rank	20.94%	16.89%
Greek	58	0.20%, see rank	0.41%	0.45%
Hungarian	103	0.35%, see rank	0.37%	0.52%
Irish	4,163	14.25%, see rank	12.63%	12.01%
Italian	1,080	3.70%, see rank	3.63%	5.91%
Norwegian	2,419	8.28%, see rank	6.31%	1.55%
Polish	616	2.11%, see rank	1.92%	3.32%
Portuguese	180	0.62%, see rank	0.34%	0.48%
Russian	270	0.92%, see rank	1.33%	1.04%
Scotch-Irish	1,203	4.12%, see rank	2.54%	1.77%
Scottish	1,610	5.51%, see rank	3.34%	1.97%
Subsaharan African	3	0.01%, see rank	0.82%	0.88%
Swedish	1,207	4.13%, see rank	3.89%	1.45%
Swiss	147	0.50%, see rank	0.58%	0.34%
Ukrainian	77	0.26%, see rank	0.72%	0.32%
American	1,322	4.52%, see rank	4.13%	6.43%
Welsh	360	1.23%, see rank	1.13%	0.65%

US Census 2000 data

21,809 (84.03%) out of the total population of 25,953 reported first ancestry.

	Jefferson County	% of the Total Population	Washington	U.S.
Arab	67	0.26%, see rank	0.20%	0.36%
Czech	113	0.44%, see rank	0.25%	0.27%
Danish	241	0.93%, see rank	0.75%	0.30%
Dutch	398	1.53%, see rank	1.42%	0.91%
English	3,220	12.41%, see rank	7.61%	5.91%
French	734	2.83%, see rank	2.69%	2.39%
German	3,795	14.62%, see rank	12.79%	10.81%
Greek	26	0.10%, see rank	0.26%	0.34%
Hungarian	52	0.20%, see rank	0.20%	0.32%
Irish	2,153	8.30%, see rank	6.86%	6.85%
Italian	597	2.30%, see rank	2.51%	4.59%
Norwegian	1,640	6.32%, see rank	4.74%	1.15%
Polish	447	1.72%, see rank	1.14%	2.24%
Portuguese	154	0.59%, see rank	0.20%	0.33%
Russian	144	0.55%, see rank	0.75%	0.68%
Scotch-Irish	677	2.61%, see rank	1.54%	1.17%
Scottish	870	3.35%, see rank	1.90%	1.12%
Subsaharan African	12	0.05%, see rank	0.46%	0.61%
Swedish	753	2.90%, see rank	2.30%	0.87%
Swiss	109	0.42%, see rank	0.34%	0.19%
Ukrainian	23	0.09%, see rank	0.44%	0.24%
American	963	3.71%, see rank	5.36%	7.33%
Welsh	272	1.05%, see rank	0.51%	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.