Main / ZIP Codes / 51231

ZIP Code 51231 demographics

Cities: 1

Total housing units: 224

Population: 659

ZIP Code 51231 location, demographics, population, home values, social and economic characteristics.

ZIP Code 51231 Location

The list below contains cities and counties that use ZIP Code 51231.

51231 state: Iowa
51231 county: O'Brien County
51231 city: Archer city

ZIP Code 51231 population: 659

Population

Year	Population
2021	659
2020	583
2019	386
2018	369
2017	382
2016	398
2015	433
2014	362
2013	284
2012	256
2011	160

Census data for ZIP Code 51231

Demographic and housing estimates in ZIP Code 51231

Total population
Total population	659
Male	336
Female	323

Population by age
Total population	659
Under 5 years	92
5 to 9 years	113
10 to 14 years	89
15 to 19 years	7
20 to 24 years	0
25 to 34 years	116
35 to 44 years	89
45 to 54 years	26
55 to 59 years	12
60 to 64 years	52
65 to 74 years	44
75 to 84 years	16
85 years and over	3
Median age (years)	30.7
Under 18 years	300
16 years and over	365
18 years and over	359
21 years and over	358
62 years and over	82
65 years and over	63

Population by race
Total population	659
One race	659
White	659
Black or African American	0
American Indian and Alaska Native	0
Asian	0
Native Hawaiian and Other Pacific Islander	0
Some other race	0
Two or more races	0

Citizen, voting age population
Citizen, VOTING AGE 18 and over population	359
Male Citizen, VOTING AGE 18 and over population	197
Female Citizen, VOTING AGE 18 and over population	162

Social characteristics in ZIP Code 51231

Households by type
Total households	209
Family households (families)	144
Married-couple family	21
Male householder, no wife present, family	32
Female householder, no husband present, family	32
Nonfamily households	12
Average household size	49
Average family size	3.15

Economic characteristics in ZIP Code 51231

Income and benefits (in inflation-adjusted dollars)
Total households	209
Less than $10,000	4
$10,000 to $14,999	6
$15,000 to $24,999	18
$25,000 to $34,999	11
$35,000 to $49,999	18
$50,000 to $74,999	32
$75,000 to $99,999	84
$100,000 to $149,999	25
$150,000 to $199,999	10
$200,000 or more	1
Median household income (dollars)	92,518

Housing characteristics in ZIP Code 51231

Housing occupancy
Total housing units	224
Occupied housing units	209
Vacant housing units	15

Units in structure
Total housing units	224
1-unit, detached	216
1-unit, attached	3
2 units	0
3 or 4 units	0
5 to 9 units	0
10 to 19 units	0
20 or more units	0
Mobile home	5
Boat, RV, van, etc.	0

Year structure built
Total housing units	224
Built 2014 or later	0
Built 2010 to 2013	12
Built 2000 to 2009	11
Built 1990 to 1999	4
Built 1980 to 1989	4
Built 1970 to 1979	8
Built 1960 to 1969	15
Built 1950 to 1959	86
Built 1940 to 1949	9
Built 1939 or earlier	75

Rooms
Total housing units	224
1 room	0
2 rooms	0
3 rooms	1
4 rooms	85
5 rooms	30
6 rooms	26
7 rooms	39
8 rooms	21
9 rooms or more	22
Median rooms	5.4

Bedrooms
Total housing units	224
No bedroom	0
1 bedroom	5
2 bedrooms	106
3 bedrooms	72
4 bedrooms	39
5 or more bedrooms	2

Housing tenure
Occupied housing units	209
Owner-occupied	171
Renter-occupied	38
Average household size of owner-occupied unit	2.95
Average household size of renter-occupied unit	4.08

Year householder moved into unit
Occupied housing units	209
Moved in 2017 or later	1
Moved in 2015 to 2016	30
Moved in 2010 to 2014	92
Moved in 2000 to 2009	20
Moved in 1990 to 1999	32
Moved in 1989 and earlier	34

Value
Owner-occupied units	171
Less than $50,000	31
$50,000 to $99,999	22
$100,000 to $149,999	4
$150,000 to $199,999	73
$200,000 to $299,999	20
$300,000 to $499,999	21
$500,000 to $999,999	0
$1,000,000 or more	0
Median (dollars)	159,900

Mortgage status
Owner-occupied units	171
Housing units with a mortgage	97
Housing units without a mortgage	74

Gross rent
Occupied units paying rent	22
Less than $500	0
$500 to $999	22
$1,000 to $1,499	0
$1,500 to $1,999	0
$2,000 to $2,499	0
$2,500 to $2,999	0
$3,000 or more	0
No rent paid	16

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