Main / ZIP Codes / 51240

ZIP Code 51240 demographics

Cities: 1

Total housing units: 749

Population: 1,837

ZIP Code 51240 location, demographics, population, home values, social and economic characteristics.

ZIP Code 51240 Location

The list below contains cities and counties that use ZIP Code 51240.

51240 state: Iowa
51240 counties: Lyon County, Sioux County
51240 city: Inwood city

ZIP Code 51240 population: 1,837

Population

Year	Population
2021	1,837
2020	2,172
2019	2,103
2018	2,273
2017	2,337
2016	2,180
2015	1,944
2014	1,755
2013	1,739
2012	1,672
2011	1,696

Census data for ZIP Code 51240

Demographic and housing estimates in ZIP Code 51240

Total population
Total population	1,837
Male	897
Female	940

Population by age
Total population	1,837
Under 5 years	192
5 to 9 years	61
10 to 14 years	142
15 to 19 years	133
20 to 24 years	246
25 to 34 years	166
35 to 44 years	159
45 to 54 years	168
55 to 59 years	99
60 to 64 years	111
65 to 74 years	197
75 to 84 years	102
85 years and over	61
Median age (years)	32.8
Under 18 years	500
16 years and over	1,402
18 years and over	1,337
21 years and over	1,218
62 years and over	415
65 years and over	360

Population by race
Total population	1,837
One race	1,824
White	1,778
Black or African American	0
American Indian and Alaska Native	3
Asian	27
Native Hawaiian and Other Pacific Islander	0
Some other race	16
Two or more races	13

Citizen, voting age population
Citizen, VOTING AGE 18 and over population	1,337
Male Citizen, VOTING AGE 18 and over population	677
Female Citizen, VOTING AGE 18 and over population	660

Social characteristics in ZIP Code 51240

Households by type
Total households	696
Family households (families)	409
Married-couple family	50
Male householder, no wife present, family	107
Female householder, no husband present, family	97
Nonfamily households	130
Average household size	262
Average family size	2.60

Economic characteristics in ZIP Code 51240

Income and benefits (in inflation-adjusted dollars)
Total households	696
Less than $10,000	6
$10,000 to $14,999	21
$15,000 to $24,999	84
$25,000 to $34,999	32
$35,000 to $49,999	69
$50,000 to $74,999	175
$75,000 to $99,999	132
$100,000 to $149,999	143
$150,000 to $199,999	31
$200,000 or more	3
Median household income (dollars)	72,283

Housing characteristics in ZIP Code 51240

Housing occupancy
Total housing units	749
Occupied housing units	696
Vacant housing units	53

Units in structure
Total housing units	749
1-unit, detached	669
1-unit, attached	8
2 units	0
3 or 4 units	4
5 to 9 units	9
10 to 19 units	3
20 or more units	0
Mobile home	56
Boat, RV, van, etc.	0

Year structure built
Total housing units	749
Built 2014 or later	0
Built 2010 to 2013	97
Built 2000 to 2009	58
Built 1990 to 1999	67
Built 1980 to 1989	76
Built 1970 to 1979	122
Built 1960 to 1969	65
Built 1950 to 1959	87
Built 1940 to 1949	66
Built 1939 or earlier	111

Rooms
Total housing units	749
1 room	33
2 rooms	8
3 rooms	13
4 rooms	46
5 rooms	158
6 rooms	68
7 rooms	67
8 rooms	127
9 rooms or more	229
Median rooms	7.2

Bedrooms
Total housing units	749
No bedroom	33
1 bedroom	34
2 bedrooms	168
3 bedrooms	292
4 bedrooms	160
5 or more bedrooms	62

Housing tenure
Occupied housing units	696
Owner-occupied	552
Renter-occupied	144
Average household size of owner-occupied unit	2.63
Average household size of renter-occupied unit	2.48

Year householder moved into unit
Occupied housing units	696
Moved in 2017 or later	38
Moved in 2015 to 2016	168
Moved in 2010 to 2014	105
Moved in 2000 to 2009	176
Moved in 1990 to 1999	61
Moved in 1989 and earlier	148

Value
Owner-occupied units	552
Less than $50,000	25
$50,000 to $99,999	90
$100,000 to $149,999	149
$150,000 to $199,999	86
$200,000 to $299,999	125
$300,000 to $499,999	77
$500,000 to $999,999	0
$1,000,000 or more	0
Median (dollars)	155,000

Mortgage status
Owner-occupied units	552
Housing units with a mortgage	321
Housing units without a mortgage	231

Gross rent
Occupied units paying rent	86
Less than $500	8
$500 to $999	27
$1,000 to $1,499	44
$1,500 to $1,999	7
$2,000 to $2,499	0
$2,500 to $2,999	0
$3,000 or more	0
Median (dollars)	1,045
No rent paid	58

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