St. Mary's County, MD

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St. Mary's County, Maryland ZIP Codes

ZIP Codes: 32
Cities: 11
Population: 113,209
Table of St. Mary's County, MD ZIP Codes with list of cities and counties and population for each ZIP Code.
ZIPCityPopulation
20659 Charlotte Hall CDP, Golden Beach CDP, Mechanicsville CDP 3,755
20650 Callaway CDP, Leonardtown town 4,445
20659 Charlotte Hall CDP, Golden Beach CDP, Mechanicsville CDP 1,857
20674 Piney Point CDP, St. George Island CDP 516
20619 California CDP, Wildewood CDP 6,805
20606 101
20609 1,611
20618 941
20619 California CDP, Wildewood CDP 13,244
20620 Callaway CDP 1,488
20621 786
20622 Charlotte Hall CDP 6,005
20624 859
20626 224
20628 586
20630 305
20634 California CDP, Callaway CDP 8,198
20636 10,421
20650 Callaway CDP, Leonardtown town 14,852
20653 California CDP, Lexington Park CDP 26,480
20656 84
20659 Charlotte Hall CDP, Golden Beach CDP, Mechanicsville CDP 23,990
20660 0
20667 347
20670 Lexington Park CDP 1,451
20674 Piney Point CDP, St. George Island CDP 1,102
20680 671
20684 775
20686 1,135
20687 417
20690 Piney Point CDP, Tall Timbers CDP 886
20692 Tall Timbers CDP 612

Census data for St. Mary's County, Maryland

Demographic estimates in St. Mary's County, Maryland

Total population
Total population113,209
Male56,883
Female56,326
Population by age
Under 18 years27,480
18 to 65 years71,198
65 years and over14,531
Median age (years)36.7
Population by race
Total population113,209
One race105,557
   White85,113
   Black or African American15,970
   American Indian and Alaska Native53
   Asian2,825
   Native Hawaiian and Other Pacific Islander22
   Some other race1,574
Two or more races7,652

Economic characteristics in St. Mary's County, Maryland

Income and benefits (in inflation-adjusted dollars)
Total households40,236
Less than $10,0001,275
$10,000 to $24,9992,907
$25,000 to $49,9994,852
$50,000 to $99,99910,259
$100,000 to $149,9999,335
$150,000 to $199,9995,872
$200,000 or more5,736
Median household income (dollars)102,859

Housing characteristics in St. Mary's County, Maryland

Housing occupancy
Total housing units45,138
Occupied housing units40,236
Vacant housing units4,902
Housing tenure
Occupied housing units40,236
Owner-occupied28,846
Renter-occupied11,390
Value
Owner-occupied units28,846
Less than $50,0001,189
$50,000 to $99,999337
$100,000 to $149,9991,297
$150,000 to $199,9991,273
$200,000 to $299,9998,307
$300,000 to $499,99912,430
$500,000 to $999,9993,638
$1,000,000 or more375
Median (dollars)326,800
Gross rent
Occupied units paying rent11,028
Less than $500738
$500 to $9991,178
$1,000 to $1,4993,672
$1,500 to $1,9993,852
$2,000 to $2,4991,211
$2,500 to $2,999231
$3,000 or more146
Median (dollars)1,492
No rent paid362

How many ZIP Codes are in St. Mary's County, MD?

There are 32 ZIP Codes in St. Mary's County, MD.

What is the largest ZIP Code by population in St. Mary's County, MD?

The largest ZIP Code in St. Mary's County, MD is 20653 with a population of 26,480.

TOP-5 ZIP codes by population in St. Mary's County, MD:
  • 20653
  • 20659
  • 20650
  • 20619
  • 20636
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Maryland ZIP Codes