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Pitkin County Historical First Ancestry Data

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ACS 2010-2014 data

14,311 (82.71%) out of the total population of 17,303 reported first ancestry.

	Pitkin County	% of the Total Population	Colorado	U.S.
Arab	147	0.85%, see rank	0.39%	0.56%
Czech	171	0.99%, see rank	0.70%	0.47%
Danish	141	0.81%, see rank	0.82%	0.42%
Dutch	193	1.12%, see rank	1.81%	1.40%
English	2,039	11.78%, see rank	10.49%	8.02%
French	426	2.46%, see rank	3.48%	3.34%
German	2,801	16.19%, see rank	20.88%	15.03%
Greek	144	0.83%, see rank	0.38%	0.41%
Hungarian	86	0.50%, see rank	0.39%	0.46%
Irish	2,765	15.98%, see rank	12.04%	10.80%
Italian	1,484	8.58%, see rank	5.10%	5.52%
Norwegian	485	2.80%, see rank	2.18%	1.42%
Polish	453	2.62%, see rank	2.51%	3.01%
Portuguese	21	0.12%, see rank	0.21%	0.44%
Russian	445	2.57%, see rank	1.09%	0.92%
Scotch-Irish	213	1.23%, see rank	1.27%	0.99%
Scottish	432	2.50%, see rank	2.56%	1.72%
Subsaharan African	8	0.05%, see rank	0.73%	0.95%
Swedish	545	3.15%, see rank	2.43%	1.27%
Swiss	125	0.72%, see rank	0.46%	0.30%
Ukrainian	54	0.31%, see rank	0.25%	0.31%
American	984	5.69%, see rank	5.18%	7.12%
Welsh	173	1.00%, see rank	0.92%	0.57%

ACS 2008-2012 data

14,692 (86.42%) out of the total population of 17,000 reported first ancestry.

	Pitkin County	% of the Total Population	Colorado	U.S.
Arab	147	0.86%, see rank	0.36%	0.53%
Czech	103	0.61%, see rank	0.73%	0.50%
Danish	285	1.68%, see rank	0.90%	0.45%
Dutch	327	1.92%, see rank	1.91%	1.51%
English	2,412	14.19%, see rank	11.19%	8.53%
French	716	4.21%, see rank	3.75%	3.54%
German	3,113	18.31%, see rank	22.06%	15.79%
Greek	129	0.76%, see rank	0.40%	0.42%
Hungarian	104	0.61%, see rank	0.42%	0.48%
Irish	2,543	14.96%, see rank	12.52%	11.36%
Italian	1,179	6.94%, see rank	5.22%	5.66%
Norwegian	548	3.22%, see rank	2.26%	1.46%
Polish	473	2.78%, see rank	2.55%	3.13%
Portuguese	31	0.18%, see rank	0.20%	0.46%
Russian	357	2.10%, see rank	1.15%	0.97%
Scotch-Irish	328	1.93%, see rank	1.37%	1.07%
Scottish	691	4.06%, see rank	2.69%	1.81%
Subsaharan African	13	0.08%, see rank	0.64%	0.93%
Swedish	536	3.15%, see rank	2.64%	1.34%
Swiss	119	0.70%, see rank	0.48%	0.31%
Ukrainian	160	0.94%, see rank	0.25%	0.31%
American	793	4.66%, see rank	4.88%	6.72%
Welsh	201	1.18%, see rank	0.93%	0.60%

ACS 2006-2010 data

14,802 (90.32%) out of the total population of 16,389 reported first ancestry.

	Pitkin County	% of the Total Population	Colorado	U.S.
Arab	71	0.43%, see rank	0.33%	0.50%
Czech	19	0.12%, see rank	0.78%	0.53%
Danish	301	1.84%, see rank	0.95%	0.48%
Dutch	462	2.82%, see rank	1.98%	1.63%
English	2,867	17.49%, see rank	11.90%	9.02%
French	1,020	6.22%, see rank	3.96%	3.77%
German	3,318	20.25%, see rank	22.99%	16.51%
Greek	87	0.53%, see rank	0.40%	0.44%
Hungarian	111	0.68%, see rank	0.43%	0.51%
Irish	2,488	15.18%, see rank	12.87%	11.76%
Italian	1,040	6.35%, see rank	5.18%	5.78%
Norwegian	608	3.71%, see rank	2.34%	1.51%
Polish	805	4.91%, see rank	2.54%	3.24%
Portuguese	92	0.56%, see rank	0.22%	0.47%
Russian	574	3.50%, see rank	1.23%	1.01%
Scotch-Irish	376	2.29%, see rank	2.21%	1.72%
Scottish	994	6.07%, see rank	2.86%	1.92%
Subsaharan African	0	0.00%, see rank	0.55%	0.91%
Swedish	678	4.14%, see rank	2.81%	1.41%
Swiss	106	0.65%, see rank	0.52%	0.33%
Ukrainian	183	1.12%, see rank	0.27%	0.31%
American	415	2.53%, see rank	4.46%	6.28%
Welsh	409	2.50%, see rank	0.96%	0.63%

ACS 2005-2009 data

14,187 (92.64%) out of the total population of 15,314 reported first ancestry.

	Pitkin County	% of the Total Population	Colorado	U.S.
Arab	64	0.42%, see rank	0.33%	0.50%
Czech	25	0.16%, see rank	0.80%	0.54%
Danish	387	2.53%, see rank	0.99%	0.49%
Dutch	636	4.15%, see rank	2.06%	1.68%
English	3,179	20.76%, see rank	12.26%	9.29%
French	863	5.64%, see rank	4.07%	3.90%
German	3,548	23.17%, see rank	23.49%	16.89%
Greek	95	0.62%, see rank	0.42%	0.45%
Hungarian	110	0.72%, see rank	0.45%	0.52%
Irish	2,244	14.65%, see rank	13.00%	12.01%
Italian	979	6.39%, see rank	5.20%	5.91%
Norwegian	455	2.97%, see rank	2.40%	1.55%
Polish	690	4.51%, see rank	2.56%	3.32%
Portuguese	59	0.39%, see rank	0.22%	0.48%
Russian	793	5.18%, see rank	1.28%	1.04%
Scotch-Irish	400	2.61%, see rank	2.31%	1.77%
Scottish	960	6.27%, see rank	2.90%	1.97%
Subsaharan African	0	0.00%, see rank	0.55%	0.88%
Swedish	479	3.13%, see rank	2.84%	1.45%
Swiss	112	0.73%, see rank	0.50%	0.34%
Ukrainian	122	0.80%, see rank	0.27%	0.32%
American	189	1.23%, see rank	4.64%	6.43%
Welsh	397	2.59%, see rank	0.99%	0.65%

US Census 2000 data

12,292 (82.65%) out of the total population of 14,872 reported first ancestry.

	Pitkin County	% of the Total Population	Colorado	U.S.
Arab	4	0.03%, see rank	0.24%	0.36%
Czech	97	0.65%, see rank	0.37%	0.27%
Danish	92	0.62%, see rank	0.61%	0.30%
Dutch	265	1.78%, see rank	1.12%	0.91%
English	1,677	11.28%, see rank	7.68%	5.91%
French	478	3.21%, see rank	2.24%	2.39%
German	1,864	12.53%, see rank	15.70%	10.81%
Greek	75	0.50%, see rank	0.28%	0.34%
Hungarian	83	0.56%, see rank	0.27%	0.32%
Irish	1,517	10.20%, see rank	7.36%	6.85%
Italian	644	4.33%, see rank	3.69%	4.59%
Norwegian	359	2.41%, see rank	1.83%	1.15%
Polish	191	1.28%, see rank	1.56%	2.24%
Portuguese	39	0.26%, see rank	0.11%	0.33%
Russian	304	2.04%, see rank	0.69%	0.68%
Scotch-Irish	206	1.39%, see rank	1.52%	1.17%
Scottish	497	3.34%, see rank	1.70%	1.12%
Subsaharan African	84	0.56%, see rank	0.38%	0.61%
Swedish	336	2.26%, see rank	1.72%	0.87%
Swiss	147	0.99%, see rank	0.28%	0.19%
Ukrainian	21	0.14%, see rank	0.19%	0.24%
American	666	4.48%, see rank	5.15%	7.33%
Welsh	167	1.12%, see rank	0.49%	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.