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Keystone city, Iowa demographics

Population: 658

Median age: 38.8

Median household income: 60,972

Keystone is a city in Benton County, Iowa, United States.

Demographics, population, home values, social and economic characteristics of Keystone city, IA.

Population

2021	658
2020	605
2019	590
2018	578
2017	634
2016	631
2015	656
2014	657
2013	658
2012	638
2011	639
2010	674
2009	682

Census data for Keystone city, Iowa

Demographic and housing estimates in Keystone city, Iowa

Total population
Total population	658
Male	324
Female	334

Population by age
Total population	658
Under 5 years	19
5 to 9 years	69
10 to 14 years	40
15 to 19 years	37
20 to 24 years	41
25 to 34 years	92
35 to 44 years	76
45 to 54 years	58
55 to 59 years	37
60 to 64 years	49
65 to 74 years	50
75 to 84 years	57
85 years and over	33
Median age (years)	38.8
Under 18 years	156
16 years and over	524
18 years and over	502
21 years and over	472
62 years and over	165
65 years and over	140

Population by race
Total population	658
One race	632
White	615
Black or African American	8
American Indian and Alaska Native	0
Asian	0
Native Hawaiian and Other Pacific Islander	0
Some other race	9
Two or more races	26

Citizen, voting age population
Citizen, VOTING AGE 18 and over population	500
Male Citizen, VOTING AGE 18 and over population	218
Female Citizen, VOTING AGE 18 and over population	282

Social characteristics in Keystone city, Iowa

Households by type
Total households	259
Family households (families)	136
Married-couple family	23
Male householder, no wife present, family	38
Female householder, no husband present, family	31
Nonfamily households	62
Average household size	94
Average family size	2.44

Economic characteristics in Keystone city, Iowa

Income and benefits (in inflation-adjusted dollars)
Total households	259
Less than $10,000	3
$10,000 to $14,999	5
$15,000 to $24,999	55
$25,000 to $34,999	17
$35,000 to $49,999	29
$50,000 to $74,999	58
$75,000 to $99,999	53
$100,000 to $149,999	26
$150,000 to $199,999	3
$200,000 or more	10
Median household income (dollars)	60,972

Housing characteristics in Keystone city, Iowa

Housing occupancy
Total housing units	285
Occupied housing units	259
Vacant housing units	26

Units in structure
Total housing units	285
1-unit, detached	268
1-unit, attached	2
2 units	2
3 or 4 units	4
5 to 9 units	0
10 to 19 units	7
20 or more units	2
Mobile home	0
Boat, RV, van, etc.	0

Year structure built
Total housing units	285
Built 2014 or later	0
Built 2010 to 2013	2
Built 2000 to 2009	11
Built 1990 to 1999	14
Built 1980 to 1989	20
Built 1970 to 1979	31
Built 1960 to 1969	27
Built 1950 to 1959	22
Built 1940 to 1949	15
Built 1939 or earlier	143

Rooms
Total housing units	285
1 room	7
2 rooms	2
3 rooms	7
4 rooms	34
5 rooms	27
6 rooms	56
7 rooms	69
8 rooms	43
9 rooms or more	40
Median rooms	6.6

Bedrooms
Total housing units	285
No bedroom	7
1 bedroom	16
2 bedrooms	54
3 bedrooms	137
4 bedrooms	55
5 or more bedrooms	16

Housing tenure
Occupied housing units	259
Owner-occupied	198
Renter-occupied	61
Average household size of owner-occupied unit	2.44
Average household size of renter-occupied unit	2.43

Year householder moved into unit
Occupied housing units	259
Moved in 2017 or later	14
Moved in 2015 to 2016	71
Moved in 2010 to 2014	57
Moved in 2000 to 2009	40
Moved in 1990 to 1999	40
Moved in 1989 and earlier	37

Value
Owner-occupied units	198
Less than $50,000	7
$50,000 to $99,999	74
$100,000 to $149,999	92
$150,000 to $199,999	20
$200,000 to $299,999	3
$300,000 to $499,999	2
$500,000 to $999,999	0
$1,000,000 or more	0
Median (dollars)	117,300

Mortgage status
Owner-occupied units	198
Housing units with a mortgage	114
Housing units without a mortgage	84

Gross rent
Occupied units paying rent	58
Less than $500	9
$500 to $999	43
$1,000 to $1,499	2
$1,500 to $1,999	4
$2,000 to $2,499	0
$2,500 to $2,999	0
$3,000 or more	0
Median (dollars)	904
No rent paid	3

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