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Fairfield, IA Historical Age Data

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ACS 2010-2014 data

Total population: 9,615

Median Age (see rank)

Fairfield, IA	42.30 years old
Iowa	38.00 years old
U.S.	37.40 years old

Median Age, Male (see rank)

Fairfield, IA	38.80 years old
Iowa	36.70 years old
U.S.	36.10 years old

Median Age, Female (see rank)

Fairfield, IA	43.70 years old
Iowa	39.40 years old
U.S.	38.80 years old

	Fairfield, IA	% of the Total Population	Iowa	U.S.
Under 5 years	281	2.92%, see rank	6.39%	6.36%
5 to 9 years	359	3.73%, see rank	6.62%	6.51%
10 to 14 years	646	6.72%, see rank	6.58%	6.59%
15 to 19 years	572	5.95%, see rank	6.96%	6.85%
20 to 24 years	1,051	10.93%, see rank	7.21%	7.13%
25 to 34 years	1,189	12.37%, see rank	12.65%	13.47%
35 to 44 years	1,016	10.57%, see rank	11.80%	12.96%
45 to 54 years	1,258	13.08%, see rank	13.73%	14.09%
55 to 64 years	1,629	16.94%, see rank	12.80%	12.29%
65 to 74 years	928	9.65%, see rank	7.81%	7.64%
75 to 84	406	4.22%, see rank	4.98%	4.25%
85 years and over	280	2.91%, see rank	2.48%	1.85%

US Census 2010 data

Total population: 9,464

Median Age (see rank)

Fairfield, IA	46.00 years old
Iowa	38.10 years old
U.S.	37.20 years old

Median Age, Male (see rank)

Fairfield, IA	43.30 years old
Iowa	36.60 years old
U.S.	35.80 years old

Median Age, Female (see rank)

Fairfield, IA	48.40 years old
Iowa	39.50 years old
U.S.	38.50 years old

	Fairfield, IA	% of the Total Population	Iowa	U.S.
Under 5 years	439	4.64%, see rank	6.63%	6.54%
5 to 9 years	455	4.81%, see rank	6.59%	6.59%
10 to 14 years	485	5.12%, see rank	6.59%	6.70%
15 to 19 years	563	5.95%, see rank	7.12%	7.14%
20 to 24 years	612	6.47%, see rank	7.00%	6.99%
25 to 34 years	1,166	12.32%, see rank	12.56%	13.30%
35 to 44 years	903	9.54%, see rank	11.97%	13.30%
45 to 54 years	1,273	13.45%, see rank	14.43%	14.58%
55 to 64 years	2,060	21.77%, see rank	12.24%	11.82%
65 to 74 years	695	7.34%, see rank	7.37%	7.03%
75 to 84	496	5.24%, see rank	5.04%	4.23%
85 years and over	317	3.35%, see rank	2.45%	1.78%

ACS 2008-2012 data

Total population: 9,462

Median Age (see rank)

Fairfield, IA	43.10 years old
Iowa	38.00 years old
U.S.	37.20 years old

Median Age, Male (see rank)

Fairfield, IA	42.10 years old
Iowa	36.60 years old
U.S.	35.80 years old

Median Age, Female (see rank)

Fairfield, IA	45.00 years old
Iowa	39.40 years old
U.S.	38.50 years old

	Fairfield, IA	% of the Total Population	Iowa	U.S.
Under 5 years	323	3.41%, see rank	6.53%	6.51%
5 to 9 years	417	4.41%, see rank	6.58%	6.57%
10 to 14 years	556	5.88%, see rank	6.60%	6.68%
15 to 19 years	734	7.76%, see rank	7.14%	7.09%
20 to 24 years	914	9.66%, see rank	7.08%	7.04%
25 to 34 years	1,023	10.81%, see rank	12.55%	13.32%
35 to 44 years	939	9.92%, see rank	12.02%	13.34%
45 to 54 years	1,285	13.58%, see rank	14.28%	14.44%
55 to 64 years	1,706	18.03%, see rank	12.27%	11.84%
65 to 74 years	833	8.80%, see rank	7.45%	7.12%
75 to 84	389	4.11%, see rank	5.08%	4.25%
85 years and over	343	3.63%, see rank	2.42%	1.78%

ACS 2006-2010 data

Total population: 9,451

Median Age (see rank)

Fairfield, IA	45.80 years old
Iowa	38.00 years old
U.S.	36.90 years old

Median Age, Male (see rank)

Fairfield, IA	43.30 years old
Iowa	36.60 years old
U.S.	35.60 years old

Median Age, Female (see rank)

Fairfield, IA	49.50 years old
Iowa	39.30 years old
U.S.	38.10 years old

	Fairfield, IA	% of the Total Population	Iowa	U.S.
Under 5 years	454	4.80%, see rank	6.56%	6.62%
5 to 9 years	282	2.98%, see rank	6.57%	6.62%
10 to 14 years	460	4.87%, see rank	6.64%	6.79%
15 to 19 years	612	6.48%, see rank	7.28%	7.28%
20 to 24 years	698	7.39%, see rank	7.14%	6.98%
25 to 34 years	1,096	11.60%, see rank	12.25%	13.22%
35 to 44 years	1,087	11.50%, see rank	12.56%	13.89%
45 to 54 years	1,248	13.20%, see rank	14.61%	14.57%
55 to 64 years	2,002	21.18%, see rank	11.58%	11.28%
65 to 74 years	743	7.86%, see rank	7.21%	6.74%
75 to 84	395	4.18%, see rank	5.24%	4.30%
85 years and over	374	3.96%, see rank	2.36%	1.70%

ACS 2005-2009 data

Total population: 9,209

Median Age (see rank)

Fairfield, IA	44.30 years old
Iowa	37.90 years old
U.S.	36.50 years old

Median Age, Male (see rank)

Fairfield, IA	42.90 years old
Iowa	36.50 years old
U.S.	35.20 years old

Median Age, Female (see rank)

Fairfield, IA	48.20 years old
Iowa	39.30 years old
U.S.	37.90 years old

	Fairfield, IA	% of the Total Population	Iowa	U.S.
Under 5 years	423	4.59%, see rank	6.61%	6.92%
5 to 9 years	285	3.09%, see rank	6.38%	6.59%
10 to 14 years	523	5.68%, see rank	6.59%	6.83%
15 to 19 years	682	7.41%, see rank	7.37%	7.15%
20 to 24 years	603	6.55%, see rank	7.65%	7.02%
25 to 34 years	1,160	12.60%, see rank	11.90%	13.42%
35 to 44 years	997	10.83%, see rank	12.95%	14.18%
45 to 54 years	1,434	15.57%, see rank	14.71%	14.48%
55 to 64 years	1,662	18.05%, see rank	11.11%	10.81%
65 to 74 years	562	6.10%, see rank	7.05%	6.50%
75 to 84	480	5.21%, see rank	5.30%	4.40%
85 years and over	398	4.32%, see rank	2.38%	1.71%

US Census 2000 data

Total population: 9,509

Median Age (see rank)

Fairfield, IA	41.50 years old
Iowa	36.60 years old
U.S.	35.30 years old

Median Age, Male (see rank)

Fairfield, IA	39.80 years old
Iowa	35.20 years old
U.S.	34.00 years old

Median Age, Female (see rank)

Fairfield, IA	42.90 years old
Iowa	38.00 years old
U.S.	36.50 years old

	Fairfield, IA	% of the Total Population	Iowa	U.S.
Under 5 years	502	5.28%, see rank	6.44%	6.81%
5 to 9 years	565	5.94%, see rank	6.92%	7.30%
10 to 14 years	701	7.37%, see rank	7.19%	7.29%
15 to 19 years	745	7.83%, see rank	7.74%	7.18%
20 to 24 years	565	5.94%, see rank	6.96%	6.74%
25 to 34 years	957	10.06%, see rank	12.41%	14.18%
35 to 44 years	1,238	13.02%, see rank	15.21%	16.04%
45 to 54 years	2,195	23.08%, see rank	13.42%	13.39%
55 to 64 years	745	7.83%, see rank	8.80%	8.63%
65 to 74 years	550	5.78%, see rank	7.24%	6.54%
75 to 84	500	5.26%, see rank	5.44%	4.39%
85 years and over	246	2.59%, see rank	2.23%	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.