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Delaware County Historical First Ancestry Data

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ACS 2010-2014 data

157,617 (86.69%) out of the total population of 181,821 reported first ancestry.

	Delaware County	% of the Total Population	Ohio	U.S.
Arab	1,427	0.78%, see rank	0.67%	0.56%
Czech	996	0.55%, see rank	0.57%	0.47%
Danish	361	0.20%, see rank	0.15%	0.42%
Dutch	3,521	1.94%, see rank	1.53%	1.40%
English	21,433	11.79%, see rank	8.71%	8.02%
French	5,151	2.83%, see rank	2.49%	3.34%
German	55,962	30.78%, see rank	26.30%	15.03%
Greek	1,321	0.73%, see rank	0.46%	0.41%
Hungarian	2,151	1.18%, see rank	1.65%	0.46%
Irish	30,152	16.58%, see rank	13.79%	10.80%
Italian	14,555	8.01%, see rank	6.44%	5.52%
Norwegian	1,088	0.60%, see rank	0.36%	1.42%
Polish	6,316	3.47%, see rank	3.79%	3.01%
Portuguese	220	0.12%, see rank	0.07%	0.44%
Russian	1,660	0.91%, see rank	0.67%	0.92%
Scotch-Irish	2,249	1.24%, see rank	0.96%	0.99%
Scottish	5,838	3.21%, see rank	1.82%	1.72%
Subsaharan African	1,415	0.78%, see rank	0.91%	0.95%
Swedish	1,937	1.07%, see rank	0.63%	1.27%
Swiss	1,116	0.61%, see rank	0.64%	0.30%
Ukrainian	453	0.25%, see rank	0.36%	0.31%
American	14,713	8.09%, see rank	8.47%	7.12%
Welsh	2,899	1.59%, see rank	1.05%	0.57%

ACS 2008-2012 data

153,948 (88.25%) out of the total population of 174,454 reported first ancestry.

	Delaware County	% of the Total Population	Ohio	U.S.
Arab	1,091	0.63%, see rank	0.60%	0.53%
Czech	801	0.46%, see rank	0.60%	0.50%
Danish	318	0.18%, see rank	0.16%	0.45%
Dutch	3,310	1.90%, see rank	1.65%	1.51%
English	21,850	12.52%, see rank	9.22%	8.53%
French	5,209	2.99%, see rank	2.61%	3.54%
German	57,676	33.06%, see rank	27.25%	15.79%
Greek	1,382	0.79%, see rank	0.49%	0.42%
Hungarian	2,331	1.34%, see rank	1.74%	0.48%
Irish	28,050	16.08%, see rank	14.19%	11.36%
Italian	14,296	8.19%, see rank	6.48%	5.66%
Norwegian	1,110	0.64%, see rank	0.36%	1.46%
Polish	7,072	4.05%, see rank	3.90%	3.13%
Portuguese	214	0.12%, see rank	0.08%	0.46%
Russian	1,627	0.93%, see rank	0.69%	0.97%
Scotch-Irish	2,281	1.31%, see rank	1.02%	1.07%
Scottish	5,529	3.17%, see rank	1.88%	1.81%
Subsaharan African	934	0.54%, see rank	0.95%	0.93%
Swedish	1,781	1.02%, see rank	0.67%	1.34%
Swiss	974	0.56%, see rank	0.65%	0.31%
Ukrainian	404	0.23%, see rank	0.40%	0.31%
American	12,494	7.16%, see rank	8.24%	6.72%
Welsh	3,486	2.00%, see rank	1.13%	0.60%

ACS 2006-2010 data

145,413 (87.54%) out of the total population of 166,108 reported first ancestry.

	Delaware County	% of the Total Population	Ohio	U.S.
Arab	873	0.53%, see rank	0.56%	0.50%
Czech	978	0.59%, see rank	0.64%	0.53%
Danish	314	0.19%, see rank	0.16%	0.48%
Dutch	3,085	1.86%, see rank	1.80%	1.63%
English	23,193	13.96%, see rank	9.66%	9.02%
French	5,118	3.08%, see rank	2.75%	3.77%
German	56,961	34.29%, see rank	28.25%	16.51%
Greek	1,038	0.62%, see rank	0.51%	0.44%
Hungarian	2,137	1.29%, see rank	1.83%	0.51%
Irish	27,048	16.28%, see rank	14.48%	11.76%
Italian	13,511	8.13%, see rank	6.50%	5.78%
Norwegian	1,188	0.72%, see rank	0.37%	1.51%
Polish	6,886	4.15%, see rank	4.02%	3.24%
Portuguese	131	0.08%, see rank	0.08%	0.47%
Russian	1,131	0.68%, see rank	0.70%	1.01%
Scotch-Irish	3,495	2.10%, see rank	1.65%	1.72%
Scottish	5,292	3.19%, see rank	1.99%	1.92%
Subsaharan African	934	0.56%, see rank	0.85%	0.91%
Swedish	1,715	1.03%, see rank	0.68%	1.41%
Swiss	722	0.43%, see rank	0.68%	0.33%
Ukrainian	375	0.23%, see rank	0.41%	0.31%
American	9,422	5.67%, see rank	7.91%	6.28%
Welsh	3,864	2.33%, see rank	1.18%	0.63%

ACS 2005-2009 data

140,111 (87.64%) out of the total population of 159,868 reported first ancestry.

	Delaware County	% of the Total Population	Ohio	U.S.
Arab	703	0.44%, see rank	0.56%	0.50%
Czech	817	0.51%, see rank	0.65%	0.54%
Danish	186	0.12%, see rank	0.16%	0.49%
Dutch	3,404	2.13%, see rank	1.89%	1.68%
English	22,906	14.33%, see rank	9.92%	9.29%
French	4,681	2.93%, see rank	2.89%	3.90%
German	54,666	34.19%, see rank	28.87%	16.89%
Greek	1,266	0.79%, see rank	0.53%	0.45%
Hungarian	2,291	1.43%, see rank	1.86%	0.52%
Irish	25,905	16.20%, see rank	14.65%	12.01%
Italian	12,387	7.75%, see rank	6.55%	5.91%
Norwegian	1,084	0.68%, see rank	0.37%	1.55%
Polish	5,898	3.69%, see rank	4.10%	3.32%
Portuguese	78	0.05%, see rank	0.09%	0.48%
Russian	1,173	0.73%, see rank	0.71%	1.04%
Scotch-Irish	3,425	2.14%, see rank	1.68%	1.77%
Scottish	5,301	3.32%, see rank	2.04%	1.97%
Subsaharan African	937	0.59%, see rank	0.80%	0.88%
Swedish	1,578	0.99%, see rank	0.69%	1.45%
Swiss	765	0.48%, see rank	0.69%	0.34%
Ukrainian	404	0.25%, see rank	0.40%	0.32%
American	10,612	6.64%, see rank	8.23%	6.43%
Welsh	3,909	2.45%, see rank	1.20%	0.65%

US Census 2000 data

83,694 (76.09%) out of the total population of 109,989 reported first ancestry.

	Delaware County	% of the Total Population	Ohio	U.S.
Arab	501	0.46%, see rank	0.41%	0.36%
Czech	227	0.21%, see rank	0.31%	0.27%
Danish	177	0.16%, see rank	0.10%	0.30%
Dutch	1,334	1.21%, see rank	0.83%	0.91%
English	9,431	8.57%, see rank	6.04%	5.91%
French	1,943	1.77%, see rank	1.51%	2.39%
German	22,529	20.48%, see rank	18.92%	10.81%
Greek	293	0.27%, see rank	0.37%	0.34%
Hungarian	801	0.73%, see rank	1.16%	0.32%
Irish	9,783	8.89%, see rank	7.48%	6.85%
Italian	5,798	5.27%, see rank	4.88%	4.59%
Norwegian	563	0.51%, see rank	0.25%	1.15%
Polish	2,311	2.10%, see rank	2.72%	2.24%
Portuguese	41	0.04%, see rank	0.03%	0.33%
Russian	377	0.34%, see rank	0.45%	0.68%
Scotch-Irish	1,690	1.54%, see rank	1.08%	1.17%
Scottish	2,078	1.89%, see rank	1.09%	1.12%
Subsaharan African	139	0.13%, see rank	0.55%	0.61%
Swedish	863	0.78%, see rank	0.37%	0.87%
Swiss	344	0.31%, see rank	0.36%	0.19%
Ukrainian	302	0.27%, see rank	0.30%	0.24%
American	8,946	8.13%, see rank	8.65%	7.33%
Welsh	1,480	1.35%, see rank	0.59%	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.