ZIP Code 21758

ZIP Code21758
CityKNOXVILLE
StateMD
TypeSTANDARD
Post offices count1 (see all)
Total population4,454 (see all)

Cities in ZIP Code 21758

Primary city: KNOXVILLE, MD
Acceptable: BRUNSWICK, ROSEMONT

Post offices

BRUNSWICK — Post Office
315 BRUNSWICK ST BRUNSWICK, MD 21716-9998
More

BRUNSWICK — Post Office™

315 BRUNSWICK ST
BRUNSWICK, MD 21716-9998
Street Parking Available

For facility accessibility, please call the Post Office.

1-800-ASK-USPS® (800-275-8777)
Phone 301-834-9944
Fax 301-834-6079
TTY 301-834-6079

Hours

  • Retail Hours

    Mon
    8:00 am-4:30 pm
    Tue
    8:00 am-4:30 pm
    Wed
    8:00 am-4:30 pm
    Thu
    8:00 am-4:30 pm
    Fri
    8:00 am-4:30 pm
    Sat
    9:00 am-12:00 pm
    Sun
    Closed
  • Call Referral Hours

    Mon
    9:00 am-4:00 pm
    Tue
    9:00 am-4:00 pm
    Wed
    9:00 am-4:00 pm
    Thu
    9:00 am-4:00 pm
    Fri
    9:00 am-4:00 pm
    Sat
    9:00 am-12:00 pm
    Sun
    Closed
  • Carrier Call Referral Hours

    Mon
    7:30 am-4:00 pm
    Tue
    7:30 am-4:00 pm
    Wed
    7:30 am-4:00 pm
    Thu
    7:30 am-4:00 pm
    Fri
    7:30 am-4:00 pm
    Sat
    7:30 am-4:00 pm
    Sun
    Closed
  • Last Collection Hours

    Mon
    4:30 pm
    Tue
    4:30 pm
    Wed
    4:30 pm
    Thu
    4:30 pm
    Fri
    4:30 pm
    Sat
    3:15 pm
    Sun
    Closed
  • Lobby Hours

    Mon
    4:30 am-5:30 pm
    Tue
    4:30 am-5:30 pm
    Wed
    4:30 am-5:30 pm
    Thu
    4:30 am-5:30 pm
    Fri
    4:30 am-5:30 pm
    Sat
    4:30 am-12:00 pm
    Sun
    Closed
  • Passport Appointment Hours

    Mon
    9:00 am-1:00 pm
    Tue
    9:00 am-1:00 pm
    Wed
    9:00 am-1:00 pm
    Thu
    9:00 am-1:00 pm
    Fri
    9:00 am-1:00 pm
    Sat
    11:45 am-12:00 pm
    Sun
    Closed
  • Photo Appointment Hours

    Mon
    9:00 am-3:30 pm
    Tue
    9:00 am-3:30 pm
    Wed
    9:00 am-3:30 pm
    Thu
    9:00 am-3:30 pm
    Fri
    9:00 am-3:30 pm
    Sat
    Closed
    Sun
    Closed
  • Pickup Services Hours

    Mon
    7:00 am-4:30 pm
    Tue
    7:00 am-4:30 pm
    Wed
    7:00 am-4:30 pm
    Thu
    7:00 am-4:30 pm
    Fri
    7:00 am-4:30 pm
    Sat
    7:00 am-12:00 pm
    Sun
    Closed
  • PO Box Access Hours

    Mon
    4:30 am-5:30 pm
    Tue
    4:30 am-5:30 pm
    Wed
    4:30 am-5:30 pm
    Thu
    4:30 am-5:30 pm
    Fri
    4:30 am-5:30 pm
    Sat
    4:30 am-12:00 pm
    Sun
    Closed
  • PO Box Delivery Hours

    Mon
    10:00 am
    Tue
    10:00 am
    Wed
    10:00 am
    Thu
    10:00 am
    Fri
    10:00 am
    Sat
    10:00 am
    Sun
    Closed

Services at this Location Service hours may vary.

  • Business Reply Mail® Account Balance
  • Business Reply Mail New Permit
  • Carrier Services
  • Call Referral
  • Duck Stamps
  • General Delivery
  • Greeting Card Services
  • Gift Card Services
  • Money Orders (Domestic)
  • Money Orders (Inquiry)
  • Money Orders (International)
  • Passport Appointments
  • Photo Appointment
  • Pickup Hold Mail
  • Pickup Accountable Mail
  • Priority Mail International®
  • PO Box Online
  • Sure Money
  • Label Broker®

Map

Census data for ZIP Code 21758

Demographic and housing estimates in ZIP Code 21758

Total population
Total population4,454
Male2,323
Female2,131
Population by age
Total population4,454
Under 5 years353
5 to 9 years201
10 to 14 years319
15 to 19 years255
20 to 24 years233
25 to 34 years521
35 to 44 years552
45 to 54 years716
55 to 59 years316
60 to 64 years238
65 to 74 years453
75 to 84 years267
85 years and over30
Median age (years)41.3
Under 18 years1,045
16 years and over3,518
18 years and over3,409
21 years and over3,221
62 years and over922
65 years and over750
Population by race
Total population4,454
One race4,279
   White3,831
   Black or African American263
   American Indian and Alaska Native7
   Asian150
   Native Hawaiian and Other Pacific Islander0
   Some other race28
Two or more races175
Citizen, voting age population
Citizen, VOTING AGE 18 and over population3,364
Male Citizen, VOTING AGE 18 and over population1,756
Female Citizen, VOTING AGE 18 and over population1,608

Social characteristics in ZIP Code 21758

Households by type
Total households1,691
Family households (families)944
Married-couple family87
Male householder, no wife present, family293
Female householder, no husband present, family206
Nonfamily households367
Average household size582
Average family size2.63

Economic characteristics in ZIP Code 21758

Income and benefits (in 2021 inflation-adjusted dollars)
Total households1,691
Less than $10,00020
$10,000 to $14,99977
$15,000 to $24,99974
$25,000 to $34,99969
$35,000 to $49,99980
$50,000 to $74,999263
$75,000 to $99,999301
$100,000 to $149,999385
$150,000 to $199,999242
$200,000 or more180
Median household income (dollars)96,863

Housing characteristics in ZIP Code 21758

Housing occupancy
Total housing units1,784
Occupied housing units1,691
Vacant housing units93
Units in structure
Total housing units1,784
1-unit, detached1,586
1-unit, attached176
2 units14
3 or 4 units8
5 to 9 units0
10 to 19 units0
20 or more units0
Mobile home0
Boat, RV, van, etc.0
Year structure built
Total housing units1,784
Built 2014 or later0
Built 2010 to 201323
Built 2000 to 2009442
Built 1990 to 1999120
Built 1980 to 1989224
Built 1970 to 1979198
Built 1960 to 196999
Built 1950 to 1959241
Built 1940 to 194966
Built 1939 or earlier371
Rooms
Total housing units1,784
1 room0
2 rooms0
3 rooms9
4 rooms153
5 rooms228
6 rooms332
7 rooms322
8 rooms209
9 rooms or more531
Median rooms7.0
Bedrooms
Total housing units1,784
No bedroom0
1 bedroom51
2 bedrooms396
3 bedrooms715
4 bedrooms362
5 or more bedrooms260
Housing tenure
Occupied housing units1,691
Owner-occupied1,512
Renter-occupied179
Average household size of owner-occupied unit2.58
Average household size of renter-occupied unit3.07
Year householder moved into unit
Occupied housing units1,691
Moved in 2017 or later152
Moved in 2015 to 2016294
Moved in 2010 to 2014256
Moved in 2000 to 2009418
Moved in 1990 to 1999303
Moved in 1989 and earlier268
Value
Owner-occupied units1,512
Less than $50,00037
$50,000 to $99,99942
$100,000 to $149,99925
$150,000 to $199,999120
$200,000 to $299,999497
$300,000 to $499,999554
$500,000 to $999,999229
$1,000,000 or more8
Median (dollars)309,600
Mortgage status
Owner-occupied units1,512
Housing units with a mortgage1,117
Housing units without a mortgage395
Gross rent
Occupied units paying rent159
Less than $5000
$500 to $99969
$1,000 to $1,4991
$1,500 to $1,99980
$2,000 to $2,4999
$2,500 to $2,9990
$3,000 or more0
Median (dollars)1,559
No rent paid20
Data is based on 2021 Census

Other ZIP Codes