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Duncan, SC Historical Age Data

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ACS 2010-2014 data

Total population: 3,214

Median Age (see rank)

Duncan, SC	30.20 years old
South Carolina	38.30 years old
U.S.	37.40 years old

Median Age, Male (see rank)

Duncan, SC	29.00 years old
South Carolina	36.70 years old
U.S.	36.10 years old

Median Age, Female (see rank)

Duncan, SC	35.20 years old
South Carolina	39.80 years old
U.S.	38.80 years old

	Duncan, SC	% of the Total Population	South Carolina	U.S.
Under 5 years	124	3.86%, see rank	6.25%	6.36%
5 to 9 years	237	7.37%, see rank	6.40%	6.51%
10 to 14 years	324	10.08%, see rank	6.38%	6.59%
15 to 19 years	216	6.72%, see rank	6.71%	6.85%
20 to 24 years	237	7.37%, see rank	7.35%	7.13%
25 to 34 years	633	19.70%, see rank	12.84%	13.47%
35 to 44 years	353	10.98%, see rank	12.61%	12.96%
45 to 54 years	308	9.58%, see rank	13.82%	14.09%
55 to 64 years	375	11.67%, see rank	12.93%	12.29%
65 to 74 years	123	3.83%, see rank	8.82%	7.64%
75 to 84	257	8.00%, see rank	4.30%	4.25%
85 years and over	27	0.84%, see rank	1.59%	1.85%

US Census 2010 data

Total population: 3,181

Median Age (see rank)

Duncan, SC	31.40 years old
South Carolina	37.90 years old
U.S.	37.20 years old

Median Age, Male (see rank)

Duncan, SC	29.20 years old
South Carolina	36.40 years old
U.S.	35.80 years old

Median Age, Female (see rank)

Duncan, SC	33.20 years old
South Carolina	39.20 years old
U.S.	38.50 years old

	Duncan, SC	% of the Total Population	South Carolina	U.S.
Under 5 years	278	8.74%, see rank	6.54%	6.54%
5 to 9 years	272	8.55%, see rank	6.40%	6.59%
10 to 14 years	266	8.36%, see rank	6.43%	6.70%
15 to 19 years	262	8.24%, see rank	7.11%	7.14%
20 to 24 years	226	7.10%, see rank	7.19%	6.99%
25 to 34 years	452	14.21%, see rank	12.80%	13.30%
35 to 44 years	468	14.71%, see rank	13.00%	13.30%
45 to 54 years	373	11.73%, see rank	14.26%	14.58%
55 to 64 years	273	8.58%, see rank	12.62%	11.82%
65 to 74 years	163	5.12%, see rank	7.98%	7.03%
75 to 84	114	3.58%, see rank	4.15%	4.23%
85 years and over	34	1.07%, see rank	1.53%	1.78%

ACS 2008-2012 data

Total population: 3,173

Median Age (see rank)

Duncan, SC	31.70 years old
South Carolina	37.90 years old
U.S.	37.20 years old

Median Age, Male (see rank)

Duncan, SC	29.50 years old
South Carolina	36.30 years old
U.S.	35.80 years old

Median Age, Female (see rank)

Duncan, SC	33.00 years old
South Carolina	39.30 years old
U.S.	38.50 years old

	Duncan, SC	% of the Total Population	South Carolina	U.S.
Under 5 years	150	4.73%, see rank	6.48%	6.51%
5 to 9 years	202	6.37%, see rank	6.41%	6.57%
10 to 14 years	307	9.68%, see rank	6.43%	6.68%
15 to 19 years	238	7.50%, see rank	7.02%	7.09%
20 to 24 years	249	7.85%, see rank	7.24%	7.04%
25 to 34 years	547	17.24%, see rank	12.80%	13.32%
35 to 44 years	381	12.01%, see rank	13.04%	13.34%
45 to 54 years	424	13.36%, see rank	14.11%	14.44%
55 to 64 years	374	11.79%, see rank	12.65%	11.84%
65 to 74 years	148	4.66%, see rank	8.10%	7.12%
75 to 84	132	4.16%, see rank	4.22%	4.25%
85 years and over	21	0.66%, see rank	1.50%	1.78%

ACS 2006-2010 data

Total population: 3,099

Median Age (see rank)

Duncan, SC	29.80 years old
South Carolina	37.40 years old
U.S.	36.90 years old

Median Age, Male (see rank)

Duncan, SC	28.70 years old
South Carolina	35.90 years old
U.S.	35.60 years old

Median Age, Female (see rank)

Duncan, SC	32.00 years old
South Carolina	38.80 years old
U.S.	38.10 years old

	Duncan, SC	% of the Total Population	South Carolina	U.S.
Under 5 years	150	4.84%, see rank	6.56%	6.62%
5 to 9 years	230	7.42%, see rank	6.41%	6.62%
10 to 14 years	352	11.36%, see rank	6.56%	6.79%
15 to 19 years	239	7.71%, see rank	7.29%	7.28%
20 to 24 years	324	10.45%, see rank	7.10%	6.98%
25 to 34 years	463	14.94%, see rank	12.84%	13.22%
35 to 44 years	486	15.68%, see rank	13.57%	13.89%
45 to 54 years	353	11.39%, see rank	14.30%	14.57%
55 to 64 years	254	8.20%, see rank	12.17%	11.28%
65 to 74 years	151	4.87%, see rank	7.60%	6.74%
75 to 84	73	2.36%, see rank	4.16%	4.30%
85 years and over	24	0.77%, see rank	1.44%	1.70%

ACS 2005-2009 data

Total population: 3,126

Median Age (see rank)

Duncan, SC	32.90 years old
South Carolina	37.20 years old
U.S.	36.50 years old

Median Age, Male (see rank)

Duncan, SC	33.90 years old
South Carolina	35.50 years old
U.S.	35.20 years old

Median Age, Female (see rank)

Duncan, SC	32.10 years old
South Carolina	38.80 years old
U.S.	37.90 years old

	Duncan, SC	% of the Total Population	South Carolina	U.S.
Under 5 years	146	4.67%, see rank	6.74%	6.92%
5 to 9 years	213	6.81%, see rank	6.41%	6.59%
10 to 14 years	293	9.37%, see rank	6.65%	6.83%
15 to 19 years	267	8.54%, see rank	7.27%	7.15%
20 to 24 years	331	10.59%, see rank	6.91%	7.02%
25 to 34 years	450	14.40%, see rank	13.13%	13.42%
35 to 44 years	364	11.64%, see rank	13.82%	14.18%
45 to 54 years	395	12.64%, see rank	14.20%	14.48%
55 to 64 years	313	10.01%, see rank	11.74%	10.81%
65 to 74 years	213	6.81%, see rank	7.17%	6.50%
75 to 84	113	3.61%, see rank	4.44%	4.40%
85 years and over	28	0.90%, see rank	1.51%	1.71%

US Census 2000 data

Total population: 2,870

Median Age (see rank)

Duncan, SC	27.90 years old
South Carolina	35.40 years old
U.S.	35.30 years old

Median Age, Male (see rank)

Duncan, SC	26.60 years old
South Carolina	34.00 years old
U.S.	34.00 years old

Median Age, Female (see rank)

Duncan, SC	29.20 years old
South Carolina	36.70 years old
U.S.	36.50 years old

	Duncan, SC	% of the Total Population	South Carolina	U.S.
Under 5 years	307	10.70%, see rank	6.60%	6.81%
5 to 9 years	295	10.28%, see rank	7.11%	7.30%
10 to 14 years	242	8.43%, see rank	7.24%	7.29%
15 to 19 years	204	7.11%, see rank	7.36%	7.18%
20 to 24 years	216	7.53%, see rank	7.02%	6.74%
25 to 34 years	501	17.46%, see rank	13.98%	14.18%
35 to 44 years	373	13.00%, see rank	15.58%	16.04%
45 to 54 years	246	8.57%, see rank	13.72%	13.39%
55 to 64 years	179	6.24%, see rank	9.29%	8.63%
65 to 74 years	180	6.27%, see rank	6.73%	6.54%
75 to 84	109	3.80%, see rank	4.11%	4.39%
85 years and over	18	0.63%, see rank	1.25%	1.51%

* 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.