21104 Zip Code Map | Maps, Demographics and Population for Marriottsville, MD

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21104 is a 5-digit zip code located in Marriottsville, Maryland. Marriottsville is the primary city for 21104 and is located in Carroll. In the most recent US census the population of 21104 was 5686.

There are a total of 2,063 housing units in 21104, Maryland. A total of 2.28% (47) are currently vacant.

Heading	Statistic
Timezone	GMT-5
City Name	Marriottsville
Housing Units	2,063
Median Home Value	$659,400
Universities	0
Law Enforcement	0 Locations
Hospitals	0

Heading	Statistic
Current Population	5,686*
Avg Income	$195,000
Occupied Houses	2,026
Vacant Houses	47
* Population taken from the last census in 2020.

Zip Code Products Showing 21104

Maryland 3-Digit Zip Code Map Showing 21104

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County Map Showing 21104, Maryland

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You can download our data and files for 21104 here for FREE. If you need any data that isn't available here please get in touch through our contact form.

Population Figures for 21104

Total Population by Age

21104 has a total population of 5,686. In the bar chart and table below, this population is split into 18 different age range segments.

Most inhabitants of 21104 are in the 55 to 59 years age bracket. As of the last census, there are 624 people in this segment.

The 85 years and over segment is the smallest age range in 21104. There are just 99 people in this category.

Age Range	Population
Under 5	279
5 to 9	305
10 to 14	464
15 to 19	365
20 to 24	479
25 to 29	173
30 to 34	276
35 to 39	218
40 to 44	445

Age Range	Population
45 to 49	446
50 to 54	352
55 to 59	624
60 to 64	490
65 to 69	408
70 to 74	336
75 to 79	148
80 to 84	170
Over 85	99

Race and Gender Population of 21104

Women make up the highest portion of people in 21104. There are 3,011 men and 3,066 women in this 5-digit zip code.

There are no people who identify as: American Indian, Native Hawaiian in this 21104 zip code.

Most people in this zip code are White, with a total of 4,707 people in this category.

The chart and table below shows the population of people and which race they belong to in 21104

Gender	Population
Male	3,011
Female	3,066

Race	Population
White	4,707
Black	335
Asian	650
Some other race	40

Real Estate Figures

Median Rent	Median House Value	Median Rooms in House	Most Common Heating Type
$75	$659,400	8.3 rooms	Electricity

Housing Types in 21104 Zip Code

Below are two charts showing the amount of occupied vs vacant homes and the amount of renter vs owner occupied houses in the 21104 zip code.

The 21104 zip code area has a homeowner vacancy rate of 2.38% and a rental vacancy rate of 31.54%. This means there are a total of 47 vacant housing units throughout the zip code area. Conversely there are 2,026 housing units that are currently occupied.

Occupied Units	Vacant Units	Owner Vacancy Rate	Rental Vacancy Rate
2,026	47	2.38%	31.54%

Owner-Occupied	Renter-Occupied
1,924	102

Property Value in 21104

Most homes in 21104 are valued $500,000 to $999,999, with 10,403,030 houses in this category.

There are just 0 houses valued at $500,000 to $999,999. As you can see in the chart and table below, this is the smallest segment in this zip code.

The affordability ratio for the 21104 zip code in Maryland is 3.2. This is calculated by dividing the median housing value by the median income and is used to show how affordable a zip code is.

An affordability ratio of 3.2 is generally considered Medium (Moderately Affordable).

House Value	Units
Less than $50,000	0
$50,000 to $99,999	0
$100,000 to $149,999	2,040
$150,000 to $199,999	0
$200,000 to $299,999	1,060

House Value	Units
$300,000 to $499,999	306,040
$500,000 to $999,999	10,403,030
$1,000,000 or more	8,070
Median House Value	$659,400

Heating Types for Homes in 21104

There are 7 different heating types used by people in the 21104 zip code area. As you can see from the table and chart below; Utility gas, Bottled, tank, or LP gas, Electricity, Fuel oil, kerosene, etc., Wood, Other fuel, No fuel used are the most commonly used heating types in this area.

Electricity is most commonly used to heat homes in 21104. As you can see below, there are 767 houses that use this method.

Heating Type	Units
Utility gas	707
Bottled, tank, or LP gas	148
Electricity	767
Fuel oil, kerosene, etc.	247
Coal or coke	0

Heating Type	Units
Wood	81
Solar energy	0
Other fuel	14
No fuel used	62

Household Income Generated 12-months of 2022

The chart and tables below show the household income segments for households in the 21104. 0.8 of households are on the low end, earning less than $10,000 in 2022.

On the other end, 46.3 of households earned more than $200,000 in the same year. You will also see that the mean income of this zip code is around $205,980.

Most households in 21104 earn in the $200,000 or more range. 46% of households are in this segment.

Income Range	Percent
Less than $10,000	0.8
$10,000 to $14,999	3.1
$15,000 to $24,999	1.1
$25,000 to $34,999	1.7
$35,000 to $49,999	4.4
$50,000 to $74,999	6.5

Income Range	Percent
$75,000 to $99,999	5.2
$100,000 to $149,999	16.8
$150,000 to $199,999	14.1
$200,000 or more	46.3
Mean income	$205,980

Bedrooms, Rooms and Units in Structures in 21104

Below are three pie charts and tables showing the amount of bedrooms, total rooms and structures in houses for this zip code.

Most houses in 21104 have 5 or more bedrooms, with a total of 0 houses.

In regards to rooms in general, people in this zip code have an average of 8.3 rooms in their house. Most houses actually have 9 rooms or more in their house. 946 homes fit into this category.

946 homes in 21104 are in the 1-unit, detached category, which is the most common in terms of structures for this area.

The largest homes tracked, which are 20 units or more, make up 50 of the houses in this zip code. On the other end, 2,023 houses make up the smallest homes, which are 1 unit, mobile homes or boats.

Bedrooms	Units
No bedroom	0
1 bedroom	0
2 bedrooms	0
3 bedrooms	0
4 bedrooms	0
5 or more bedrooms	0

Rooms	Units
1 room	0
2 rooms	0
3 rooms	22
4 rooms	60
5 rooms	141
6 rooms	232
7 rooms	290
8 rooms	382
9 rooms or more	946
Median rooms	8.3

Units in Structure	Units
1-unit, detached	1816
1-unit, attached	207
2 units	207
3 or 4 units	0
5 to 9 units	0
10 to 19 units	0
20 or more units	50
Mobile home	0
Boat, RV, van, etc.	0

Healthcare and Hospitals

Hospitals Database

There are currently no hospital and healthcare locations in the zip code of 21104.

Universities

Universities Database