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Cass County Historical First Ancestry Data

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ACS 2010-2014 data

11,089 (82.51%) out of the total population of 13,440 reported first ancestry.

	Cass County	% of the Total Population	Illinois	U.S.
Arab	0	0.00%, see rank	0.71%	0.56%
Czech	17	0.13%, see rank	0.92%	0.47%
Danish	13	0.10%, see rank	0.38%	0.42%
Dutch	164	1.22%, see rank	1.37%	1.40%
English	1,032	7.68%, see rank	5.90%	8.02%
French	109	0.81%, see rank	2.13%	3.34%
German	3,001	22.33%, see rank	19.07%	15.03%
Greek	0	0.00%, see rank	0.76%	0.41%
Hungarian	3	0.02%, see rank	0.40%	0.46%
Irish	1,502	11.18%, see rank	12.00%	10.80%
Italian	228	1.70%, see rank	6.14%	5.52%
Norwegian	25	0.19%, see rank	1.25%	1.42%
Polish	98	0.73%, see rank	7.22%	3.01%
Portuguese	33	0.25%, see rank	0.08%	0.44%
Russian	0	0.00%, see rank	0.97%	0.92%
Scotch-Irish	107	0.80%, see rank	0.59%	0.99%
Scottish	202	1.50%, see rank	1.16%	1.72%
Subsaharan African	122	0.91%, see rank	0.64%	0.95%
Swedish	134	1.00%, see rank	2.13%	1.27%
Swiss	7	0.05%, see rank	0.27%	0.30%
Ukrainian	0	0.00%, see rank	0.40%	0.31%
American	2,411	17.94%, see rank	5.00%	7.12%
Welsh	26	0.19%, see rank	0.37%	0.57%

ACS 2008-2012 data

11,584 (85.36%) out of the total population of 13,570 reported first ancestry.

	Cass County	% of the Total Population	Illinois	U.S.
Arab	6	0.04%, see rank	0.64%	0.53%
Czech	20	0.15%, see rank	0.96%	0.50%
Danish	14	0.10%, see rank	0.40%	0.45%
Dutch	134	0.99%, see rank	1.46%	1.51%
English	1,229	9.06%, see rank	6.23%	8.53%
French	161	1.19%, see rank	2.26%	3.54%
German	2,791	20.57%, see rank	19.89%	15.79%
Greek	18	0.13%, see rank	0.78%	0.42%
Hungarian	9	0.07%, see rank	0.41%	0.48%
Irish	1,420	10.46%, see rank	12.52%	11.36%
Italian	136	1.00%, see rank	6.29%	5.66%
Norwegian	38	0.28%, see rank	1.30%	1.46%
Polish	124	0.91%, see rank	7.47%	3.13%
Portuguese	51	0.38%, see rank	0.08%	0.46%
Russian	6	0.04%, see rank	1.03%	0.97%
Scotch-Irish	79	0.58%, see rank	0.65%	1.07%
Scottish	208	1.53%, see rank	1.20%	1.81%
Subsaharan African	80	0.59%, see rank	0.62%	0.93%
Swedish	210	1.55%, see rank	2.24%	1.34%
Swiss	5	0.04%, see rank	0.29%	0.31%
Ukrainian	3	0.02%, see rank	0.40%	0.31%
American	2,831	20.86%, see rank	4.85%	6.72%
Welsh	24	0.18%, see rank	0.40%	0.60%

ACS 2006-2010 data

11,806 (86.50%) out of the total population of 13,648 reported first ancestry.

	Cass County	% of the Total Population	Illinois	U.S.
Arab	7	0.05%, see rank	0.55%	0.50%
Czech	26	0.19%, see rank	1.01%	0.53%
Danish	5	0.04%, see rank	0.42%	0.48%
Dutch	171	1.25%, see rank	1.58%	1.63%
English	1,301	9.53%, see rank	6.56%	9.02%
French	200	1.47%, see rank	2.43%	3.77%
German	3,088	22.63%, see rank	20.72%	16.51%
Greek	40	0.29%, see rank	0.83%	0.44%
Hungarian	20	0.15%, see rank	0.43%	0.51%
Irish	1,449	10.62%, see rank	12.94%	11.76%
Italian	191	1.40%, see rank	6.35%	5.78%
Norwegian	23	0.17%, see rank	1.36%	1.51%
Polish	213	1.56%, see rank	7.69%	3.24%
Portuguese	68	0.50%, see rank	0.08%	0.47%
Russian	6	0.04%, see rank	1.07%	1.01%
Scotch-Irish	195	1.43%, see rank	1.12%	1.72%
Scottish	165	1.21%, see rank	1.26%	1.92%
Subsaharan African	56	0.41%, see rank	0.63%	0.91%
Swedish	177	1.30%, see rank	2.37%	1.41%
Swiss	9	0.07%, see rank	0.33%	0.33%
Ukrainian	3	0.02%, see rank	0.40%	0.31%
American	2,863	20.98%, see rank	4.61%	6.28%
Welsh	34	0.25%, see rank	0.41%	0.63%

ACS 2005-2009 data

11,767 (86.68%) out of the total population of 13,575 reported first ancestry.

	Cass County	% of the Total Population	Illinois	U.S.
Arab	9	0.07%, see rank	0.52%	0.50%
Czech	25	0.18%, see rank	1.02%	0.54%
Danish	4	0.03%, see rank	0.44%	0.49%
Dutch	198	1.46%, see rank	1.61%	1.68%
English	1,334	9.83%, see rank	6.71%	9.29%
French	254	1.87%, see rank	2.51%	3.90%
German	3,233	23.82%, see rank	21.16%	16.89%
Greek	42	0.31%, see rank	0.85%	0.45%
Hungarian	25	0.18%, see rank	0.45%	0.52%
Irish	1,301	9.58%, see rank	13.14%	12.01%
Italian	200	1.47%, see rank	6.45%	5.91%
Norwegian	21	0.15%, see rank	1.38%	1.55%
Polish	303	2.23%, see rank	7.85%	3.32%
Portuguese	65	0.48%, see rank	0.07%	0.48%
Russian	7	0.05%, see rank	1.11%	1.04%
Scotch-Irish	185	1.36%, see rank	1.15%	1.77%
Scottish	135	0.99%, see rank	1.31%	1.97%
Subsaharan African	10	0.07%, see rank	0.62%	0.88%
Swedish	125	0.92%, see rank	2.46%	1.45%
Swiss	7	0.05%, see rank	0.33%	0.34%
Ukrainian	3	0.02%, see rank	0.40%	0.32%
American	2,737	20.16%, see rank	4.55%	6.43%
Welsh	30	0.22%, see rank	0.42%	0.65%

US Census 2000 data

9,401 (68.65%) out of the total population of 13,695 reported first ancestry.

	Cass County	% of the Total Population	Illinois	U.S.
Arab	0	0.00%, see rank	0.38%	0.36%
Czech	1	0.01%, see rank	0.57%	0.27%
Danish	33	0.24%, see rank	0.26%	0.30%
Dutch	193	1.41%, see rank	0.90%	0.91%
English	1,177	8.59%, see rank	4.12%	5.91%
French	195	1.42%, see rank	1.34%	2.39%
German	3,033	22.15%, see rank	13.82%	10.81%
Greek	10	0.07%, see rank	0.65%	0.34%
Hungarian	0	0.00%, see rank	0.27%	0.32%
Irish	797	5.82%, see rank	7.62%	6.85%
Italian	57	0.42%, see rank	4.81%	4.59%
Norwegian	40	0.29%, see rank	0.96%	1.15%
Polish	60	0.44%, see rank	5.68%	2.24%
Portuguese	17	0.12%, see rank	0.04%	0.33%
Russian	0	0.00%, see rank	0.72%	0.68%
Scotch-Irish	133	0.97%, see rank	0.73%	1.17%
Scottish	234	1.71%, see rank	0.73%	1.12%
Subsaharan African	22	0.16%, see rank	0.57%	0.61%
Swedish	85	0.62%, see rank	1.52%	0.87%
Swiss	6	0.04%, see rank	0.17%	0.19%
Ukrainian	2	0.01%, see rank	0.30%	0.24%
American	1,494	10.91%, see rank	4.58%	7.33%
Welsh	61	0.45%, see rank	0.20%	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.