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Rock Valley, IA Population and Races

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As of 2010-2014, the total population of Rock Valley is 3,495, which is 29.35% more than it was in 2000. The population growth rate is much higher than the state average rate of 5.19% and is much higher than the national average rate of 11.61%. The Rock Valley population density is 1,068.10 people per square mile, which is much higher than the state average density of 54.70 people per square mile and is much higher than the national average density of 82.73 people per square mile. The most prevalent race in Rock Valley is white, which represent 97.31% of the total population. The average Rock Valley education level is lower than the state average and is lower than the national average.

Topics:Population Growth Population Density Population by Races Population by First Ancestry Population by Gender Population by Age Education School Enrollment Household and Family Marital Status Place of Birth and Citizenship Language

Population in 2010-2014: 3,495. #110

Population Growth Since 2000, #89

Rock Valley, IA	29.35%
Iowa	5.19%
U.S.	11.61%

Population Density, #262

Rock Valley, IA	1,068.10 per square mile
Iowa	54.70 per square mile
U.S.	82.73 per square mile

Population by Races

White:	3,401 (97.31%, #603)
Black:	42 (1.20%, #146)
Hispanic:	142 (4.06%, #212)
Asian:	0 (0.00%, #322)
Native (American Indian, Alaska Native, Hawaiian Native, etc.):	0 (0.00%, #269)
One Race, Other:	44 (1.26%, see rank)
Two or More Races:	8 (0.23%, see rank)

Hispanic Population

Mexican:	98 (69.01%, see rank)
Puerto Rican:	0 (0.00%, see rank)
Cuban:	0 (0.00%, see rank)
Central American:	0 (0.00%, see rank)
South American:	44 (30.99%, see rank)

*Based on 2010-2014 data. View historical race data.

Population by First Ancestry

3,135 (89.70%) out of the total population of 3,495 reported first ancestry.

	Rock Valley, IA	% of the Total Population	Iowa	U.S.
Arab	0	0.00%, see rank	0.27%	0.56%
Czech	0	0.00%, see rank	1.89%	0.47%
Danish	11	0.31%, see rank	1.86%	0.42%
Dutch	1,911	54.68%, see rank	4.35%	1.40%
English	66	1.89%, see rank	8.78%	8.02%
French	14	0.40%, see rank	2.60%	3.34%
German	842	24.09%, see rank	36.73%	15.03%
Greek	0	0.00%, see rank	0.22%	0.41%
Hungarian	0	0.00%, see rank	0.12%	0.46%
Irish	151	4.32%, see rank	14.07%	10.80%
Italian	0	0.00%, see rank	2.10%	5.52%
Norwegian	238	6.81%, see rank	5.34%	1.42%
Polish	0	0.00%, see rank	1.28%	3.01%
Portuguese	0	0.00%, see rank	0.06%	0.44%
Russian	0	0.00%, see rank	0.36%	0.92%
Scotch-Irish	0	0.00%, see rank	0.85%	0.99%
Scottish	14	0.40%, see rank	1.51%	1.72%
Subsaharan African	22	0.63%, see rank	0.56%	0.95%
Swedish	30	0.86%, see rank	2.92%	1.27%
Swiss	0	0.00%, see rank	0.47%	0.30%
Ukrainian	0	0.00%, see rank	0.09%	0.31%
American	209	5.98%, see rank	6.36%	7.12%
Welsh	20	0.57%, see rank	0.67%	0.57%

*Based on 2010-2014 data. View historical first ancestry data.

Population by Gender

Male: 1,681 (48.10%, see rank)

Females: 1,814 (51.90%, see rank)

Rock Valley, IA	Male: 48.10% Female: 51.90%
Iowa	Male: 49.58% Female: 50.42%
U.S.	Male: 49.19% Female: 50.81%

*Based on 2010-2014 data. View historical gender data.

Population by Age

Median Age (see rank)

Rock Valley, IA	33.20 years old
Iowa	38.00 years old
U.S.	37.40 years old

Median Age, Male (see rank)

Rock Valley, IA	30.90 years old
Iowa	36.70 years old
U.S.	36.10 years old

Median Age, Female (see rank)

Rock Valley, IA	36.40 years old
Iowa	39.40 years old
U.S.	38.80 years old

	Rock Valley, IA	% of the Total Population	Iowa	U.S.
Under 5 years	319	9.13%, see rank	6.39%	6.36%
5 to 9 years	320	9.16%, see rank	6.62%	6.51%
10 to 14 years	243	6.95%, see rank	6.58%	6.59%
15 to 19 years	224	6.41%, see rank	6.96%	6.85%
20 to 24 years	235	6.72%, see rank	7.21%	7.13%
25 to 34 years	555	15.88%, see rank	12.65%	13.47%
35 to 44 years	354	10.13%, see rank	11.80%	12.96%
45 to 54 years	359	10.27%, see rank	13.73%	14.09%
55 to 64 years	354	10.13%, see rank	12.80%	12.29%
65 to 74 years	141	4.03%, see rank	7.81%	7.64%
75 to 84	284	8.13%, see rank	4.98%	4.25%
85 years and over	107	3.06%, see rank	2.48%	1.85%

*Based on 2010-2014 data. View historical age data.

Education for the 25 Years and Over

	Rock Valley, IA	Iowa	U.S.
Total 25 Years and Over Population	2,154, 100%	2,038,942	209,056,129
Less Than High School	309, 14.35%, see rank	8.73%	13.67%
High School Graduate	771, 35.79%, see rank	32.51%	27.95%
Some College or Associate Degree	724, 33.61%, see rank	32.40%	29.09%
Bachelor Degree	277, 12.86%, see rank	17.99%	18.27%
Master, Doctorate, or Professional Degree	73, 3.39%, see rank	8.36%	11.01%
USA.com Education Index^#	12.85, see rank	13.60	13.54

^# Higher USA.com Education Index means more educated population.

*Based on 2010-2014 data. View historical education level data.

School Enrollment

	Rock Valley, IA			Iowa		U.S.
	Total	Public	Private	Public	Private	Public	Private
Nursery School, Preschool, Kindergarten	246	67.48%	32.52%	78.45%	21.55%	71.30%	28.70%
Elementary School (Grades 1-8)	405	43.21%, see rank	56.79%, see rank	89.39%	10.61%	89.86%	10.14%
High School (Grades 9-12)	225	59.11%, see rank	40.89%, see rank	92.11%	7.89%	90.60%	9.40%
College	83	25.30%, see rank	74.70%, see rank	74.24%	25.76%	78.37%	21.63%

*Based on 2010-2014 data. View historical school enrollment data.

Household and Family

	Rock Valley, IA	Iowa	U.S.
Total Households	1,286, 100%	1,232,228	116,211,092
Average Household Size	2.63, see rank	2.42	2.63
1 Person Households	342, 26.59%, see rank	28.77%	27.57%
2 or More Person Households	944, 73.41%, see rank	71.23%	72.43%
Family Households (Families)	931, 72.40%, see rank	64.68%	66.22%
Average Family Size	3.24, see rank	3.05	3.32
Married-Couple Family	693, 53.89%, see rank	51.37%	48.42%
Nonfamily Households	355, 27.60%, see rank	35.32%	33.78%

*Based on 2010-2014 data. View historical household and family data.

Marital Status of 15 Years and Over

	Rock Valley, IA	%	Iowa	U.S.
15 Years and Over Total	2,613	see rank	2,475,176	252,974,135
Males, 15 Years and Over	1,216	100%, see rank	1,217,529	123,281,364
Never Married	352	28.95%, see rank	31.87%	35.77%
Married	717	58.96%, see rank	55.49%	52.04%
Widowed	23	1.89%, see rank	2.60%	2.57%
Divorced	124	10.20%, see rank	10.05%	9.62%
Females, 15 Years and Over	1,397	100%, see rank	1,257,647	129,692,771
Never Married	242	17.32%, see rank	25.22%	29.48%
Married	852	60.99%, see rank	53.54%	49.19%
Widowed	212	15.18%, see rank	9.92%	9.16%
Divorced	91	6.51%, see rank	11.31%	12.16%

*Based on 2010-2014 data. View historical marital status data.

Place of Birth and Citizenship

	Rock Valley, IA	%	Iowa	U.S.
Native	3,359	96.11%, see rank	95.33%	86.93%
Born in the State of Residence	2,525	72.25%, see rank	71.51%	58.73%
Born in Different State	806	23.06%, see rank	23.31%	26.78%
Born in Puerto Rico, U.S. Island Areas, or Born Abroad to American Parent(s)	28	0.80%, see rank	0.51%	1.42%
Foreign Born	136	3.89%, see rank	4.67%	13.07%
Foreign Born with U.S. Citizenship	55	1.57%, see rank	1.75%	5.99%
Foreign Born without U.S. Citizenship	81	2.32%, see rank	2.91%	7.09%
Born In Europe	13	0.37%, see rank	0.68%	1.53%
Born In Asia	0	0.00%, see rank	1.60%	3.82%
Born In Africa	11	0.31%, see rank	0.39%	0.55%
Born In Oceania	0	0.00%, see rank	0.04%	0.07%
Born In Latin America	61	1.75%, see rank	1.84%	6.83%
Born In Northern America	51	1.46%, see rank	0.12%	0.26%

*Based on 2010-2014 data. View historical place of birth and citizenship data.

Language Spoken at Home

	Rock Valley, IA	%	Iowa	U.S.
English	1,207	93.86%, see rank	92.20%	79.39%
Spanish	28	2.18%, see rank	3.98%	11.75%
Other Indo-European Languages	46	3.58%, see rank	1.97%	4.52%
Asian and Pacific Islander Languages	0	0.00%, see rank	1.36%	3.36%
Other	5	0.39%, see rank	0.50%	0.99%

*Based on 2010-2014 data. View historical language spoken at home data.