Main / ZIP Codes / 21664

ZIP Code 21664 demographics

Cities: 1

Total housing units: 259

Population: 648

ZIP Code 21664 location, demographics, population, home values, social and economic characteristics.

ZIP Code 21664 Location

The list below contains cities and counties that use ZIP Code 21664.

21664 state: Maryland
21664 county: Dorchester County
21664 city: Secretary town

ZIP Code 21664 population: 648

Population

Year	Population
2021	648
2020	497
2019	445
2018	439
2017	620
2016	681
2015	759
2014	855
2013	856
2012	763
2011	652

Census data for ZIP Code 21664

Demographic and housing estimates in ZIP Code 21664

Total population
Total population	648
Male	354
Female	294

Population by age
Total population	648
Under 5 years	20
5 to 9 years	34
10 to 14 years	125
15 to 19 years	58
20 to 24 years	24
25 to 34 years	68
35 to 44 years	124
45 to 54 years	51
55 to 59 years	34
60 to 64 years	29
65 to 74 years	45
75 to 84 years	29
85 years and over	7
Median age (years)	33.4
Under 18 years	214
16 years and over	457
18 years and over	434
21 years and over	404
62 years and over	102
65 years and over	81

Population by race
Total population	648
One race	598
White	464
Black or African American	1
American Indian and Alaska Native	0
Asian	0
Native Hawaiian and Other Pacific Islander	0
Some other race	133
Two or more races	50

Citizen, voting age population
Citizen, VOTING AGE 18 and over population	379
Male Citizen, VOTING AGE 18 and over population	180
Female Citizen, VOTING AGE 18 and over population	199

Social characteristics in ZIP Code 21664

Households by type
Total households	221
Family households (families)	92
Married-couple family	28
Male householder, no wife present, family	45
Female householder, no husband present, family	38
Nonfamily households	56
Average household size	65
Average family size	2.93

Economic characteristics in ZIP Code 21664

Income and benefits (in inflation-adjusted dollars)
Total households	221
Less than $10,000	3
$10,000 to $14,999	10
$15,000 to $24,999	17
$25,000 to $34,999	29
$35,000 to $49,999	35
$50,000 to $74,999	34
$75,000 to $99,999	26
$100,000 to $149,999	60
$150,000 to $199,999	7
$200,000 or more	0
Median household income (dollars)	70,288

Housing characteristics in ZIP Code 21664

Housing occupancy
Total housing units	259
Occupied housing units	221
Vacant housing units	38

Units in structure
Total housing units	259
1-unit, detached	244
1-unit, attached	5
2 units	8
3 or 4 units	0
5 to 9 units	0
10 to 19 units	0
20 or more units	0
Mobile home	2
Boat, RV, van, etc.	0

Year structure built
Total housing units	259
Built 2014 or later	0
Built 2010 to 2013	0
Built 2000 to 2009	12
Built 1990 to 1999	5
Built 1980 to 1989	42
Built 1970 to 1979	57
Built 1960 to 1969	9
Built 1950 to 1959	20
Built 1940 to 1949	15
Built 1939 or earlier	99

Rooms
Total housing units	259
1 room	0
2 rooms	0
3 rooms	2
4 rooms	51
5 rooms	88
6 rooms	67
7 rooms	15
8 rooms	25
9 rooms or more	11
Median rooms	5.4

Bedrooms
Total housing units	259
No bedroom	0
1 bedroom	14
2 bedrooms	74
3 bedrooms	151
4 bedrooms	15
5 or more bedrooms	5

Housing tenure
Occupied housing units	221
Owner-occupied	143
Renter-occupied	78
Average household size of owner-occupied unit	2.27
Average household size of renter-occupied unit	4.14

Year householder moved into unit
Occupied housing units	221
Moved in 2017 or later	9
Moved in 2015 to 2016	45
Moved in 2010 to 2014	44
Moved in 2000 to 2009	56
Moved in 1990 to 1999	41
Moved in 1989 and earlier	26

Value
Owner-occupied units	143
Less than $50,000	13
$50,000 to $99,999	24
$100,000 to $149,999	43
$150,000 to $199,999	27
$200,000 to $299,999	30
$300,000 to $499,999	6
$500,000 to $999,999	0
$1,000,000 or more	0
Median (dollars)	142,100

Mortgage status
Owner-occupied units	143
Housing units with a mortgage	93
Housing units without a mortgage	50

Gross rent
Occupied units paying rent	78
Less than $500	0
$500 to $999	33
$1,000 to $1,499	39
$1,500 to $1,999	6
$2,000 to $2,499	0
$2,500 to $2,999	0
$3,000 or more	0
Median (dollars)	1,063
No rent paid	0

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