ROCKVILLE, MD ZIP Code
| City | ROCKVILLE |
| State | Maryland |
| ZIP Codes count | 11 (see all) |
| Post offices count | 5 (see all) |
| Total population | 67,062 (see all) |
ZIP Codes in ROCKVILLE, Maryland
The ZIP Codes in ROCKVILLE, Maryland fall within the range from 20847 to 20859. ROCKVILLE is covered by 11 ZIP Codes: 6 Standard, 1 Unique and 4 PO Box. Below is the complete list:
20847, 20848, 20849, 20850, 20851, 20852, 20853, 20854, 20855, 20857, 20859
This list contains only 5-digit ZIP codes. Use our zip code lookup by address feature to get the full 9-digit (ZIP+4) code.
List of ROCKVILLE, MD ZIP Codes
| ZIP | TYPE | POPU |
|---|---|---|
| 20847 | PO BOX | – |
| 20848 | PO BOX | – |
| 20849 | PO BOX | – |
| 20850 | STANDARD | 51,707 |
| 20851 | STANDARD | 14,840 |
| 20852 | STANDARD | 48,194 |
| 20853 | STANDARD | 31,670 |
| 20854 | STANDARD | 49,684 |
| 20855 | STANDARD | 17,123 |
| 20857 | UNIQUE | – |
| 20859 | PO BOX | – |
Post offices
DERWOOD — Post Office™ 17533 REDLAND RD DERWOOD, MD 20855-9998 |
PIKE — Post Office™ 143 ROLLINS AVE ROCKVILLE, MD 20852-9975 |
POTOMAC — Post Office™ 10221 RIVER RD POTOMAC, MD 20854-9998 |
ROCKVILLE — Post Office™ 500 N WASHINGTON ST ROCKVILLE, MD 20850-9993 |
TWINBROOK — Post Office™ 2001 VEIRS MILL RD ROCKVILLE, MD 20851-9997 |
Envelope example
On the bottom center of the envelope, write the address you want your letter delivered to. Include the following on separate lines:
- Recipient's full name
- Full street address
- City, State, and ZIP Code
Using the same format, write the return address in the top left corner.
Using the full ZIP+4 Code when mailing via the USPS ensures the fastest, most accurate mailing possible. If you are not sure of the full 9-digit ZIP Code, use the 5-digit ZIP Code to avoid loss of letter or package.

The recipient address information is provided for your reference.
Address example
102 EDITH DR
ROCKVILLE MD 20850-3143
ROCKVILLE MD 20850-3143
4912 MORNING GLORY CT
ROCKVILLE MD 20853-1638
ROCKVILLE MD 20853-1638
5663 PIER DR
ROCKVILLE MD 20851-2401
ROCKVILLE MD 20851-2401
380 POTOMAC ST
ROCKVILLE MD 20850-2837
ROCKVILLE MD 20850-2837
408 ROBENA WAY
ROCKVILLE MD 20850-5962
ROCKVILLE MD 20850-5962
16052 WILLOW LN
ROCKVILLE MD 20853-1307
ROCKVILLE MD 20853-1307
Map
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Census data for ROCKVILLE, MD
Demographic and housing estimates in ROCKVILLE, MD
| Total population | 67,062 |
| Male | 31,551 |
| Female | 35,511 |
| Total population | 67,062 |
| Under 5 years | 4,592 |
| 5 to 9 years | 4,223 |
| 10 to 14 years | 3,755 |
| 15 to 19 years | 3,301 |
| 20 to 24 years | 3,781 |
| 25 to 34 years | 10,161 |
| 35 to 44 years | 10,281 |
| 45 to 54 years | 8,335 |
| 55 to 59 years | 4,393 |
| 60 to 64 years | 3,804 |
| 65 to 74 years | 5,845 |
| 75 to 84 years | 3,104 |
| 85 years and over | 1,487 |
| Median age (years) | 38.3 |
| Under 18 years | 14,433 |
| 16 years and over | 53,802 |
| 18 years and over | 52,629 |
| 21 years and over | 50,425 |
| 62 years and over | 12,633 |
| 65 years and over | 10,436 |
| Total population | 67,062 |
| One race | 63,616 |
| White | 37,893 |
| Black or African American | 7,508 |
| American Indian and Alaska Native | 185 |
| Asian | 13,686 |
| Native Hawaiian and Other Pacific Islander | 0 |
| Some other race | 4,344 |
| Two or more races | 3,446 |
| Citizen, VOTING AGE 18 and over population | 42,483 |
| Male Citizen, VOTING AGE 18 and over population | 19,472 |
| Female Citizen, VOTING AGE 18 and over population | 23,011 |
Social characteristics in ROCKVILLE, MD
| Total households | 25,197 |
| Family households (families) | 16,502 |
| Married-couple family | 12,792 |
| Male householder, no wife present, family | 816 |
| Female householder, no husband present, family | 2,894 |
| Nonfamily households | 8,695 |
| Average household size | 2.63 |
| Average family size | 3.23 |
Economic characteristics in ROCKVILLE, MD
| Total households | 25,197 |
| Less than $10,000 | 938 |
| $10,000 to $14,999 | 708 |
| $15,000 to $24,999 | 755 |
| $25,000 to $34,999 | 990 |
| $35,000 to $49,999 | 1,963 |
| $50,000 to $74,999 | 3,518 |
| $75,000 to $99,999 | 3,133 |
| $100,000 to $149,999 | 5,021 |
| $150,000 to $199,999 | 3,183 |
| $200,000 or more | 4,988 |
| Median household income (dollars) | 105,376 |
Housing characteristics in ROCKVILLE, MD
| Total housing units | 26,517 |
| Occupied housing units | 25,197 |
| Vacant housing units | 1,320 |
| Total housing units | 26,517 |
| 1-unit, detached | 11,355 |
| 1-unit, attached | 4,437 |
| 2 units | 98 |
| 3 or 4 units | 405 |
| 5 to 9 units | 1,181 |
| 10 to 19 units | 1,967 |
| 20 or more units | 7,008 |
| Mobile home | 15 |
| Boat, RV, van, etc. | 51 |
| Total housing units | 26,517 |
| Built 2014 or later | 639 |
| Built 2010 to 2013 | 743 |
| Built 2000 to 2009 | 5,789 |
| Built 1990 to 1999 | 3,152 |
| Built 1980 to 1989 | 2,287 |
| Built 1970 to 1979 | 4,120 |
| Built 1960 to 1969 | 4,429 |
| Built 1950 to 1959 | 3,958 |
| Built 1940 to 1949 | 822 |
| Built 1939 or earlier | 578 |
| Total housing units | 26,517 |
| 1 room | 540 |
| 2 rooms | 1,436 |
| 3 rooms | 3,535 |
| 4 rooms | 3,734 |
| 5 rooms | 3,044 |
| 6 rooms | 3,552 |
| 7 rooms | 2,726 |
| 8 rooms | 2,940 |
| 9 rooms or more | 5,010 |
| Median rooms | 5.8 |
| Total housing units | 26,517 |
| No bedroom | 595 |
| 1 bedroom | 3,794 |
| 2 bedrooms | 6,514 |
| 3 bedrooms | 7,160 |
| 4 bedrooms | 6,281 |
| 5 or more bedrooms | 2,173 |
| Occupied housing units | 25,197 |
| Owner-occupied | 14,202 |
| Renter-occupied | 10,995 |
| Average household size of owner-occupied unit | 2.77 |
| Average household size of renter-occupied unit | 2.45 |
| Occupied housing units | 25,197 |
| Moved in 2017 or later | 1,744 |
| Moved in 2015 to 2016 | 3,889 |
| Moved in 2010 to 2014 | 7,018 |
| Moved in 2000 to 2009 | 6,386 |
| Moved in 1990 to 1999 | 3,014 |
| Moved in 1989 and earlier | 3,146 |
| Owner-occupied units | 14,202 |
| Less than $50,000 | 147 |
| $50,000 to $99,999 | 51 |
| $100,000 to $149,999 | 122 |
| $150,000 to $199,999 | 291 |
| $200,000 to $299,999 | 985 |
| $300,000 to $499,999 | 5,070 |
| $500,000 to $999,999 | 7,250 |
| $1,000,000 or more | 286 |
| Median (dollars) | 521,700 |
| Owner-occupied units | 14,202 |
| Housing units with a mortgage | 10,104 |
| Housing units without a mortgage | 4,098 |
| Occupied units paying rent | 10,695 |
| Less than $500 | 402 |
| $500 to $999 | 614 |
| $1,000 to $1,499 | 1,746 |
| $1,500 to $1,999 | 3,158 |
| $2,000 to $2,499 | 2,918 |
| $2,500 to $2,999 | 1,129 |
| $3,000 or more | 728 |
| Median (dollars) | 1,909 |
| No rent paid | 300 |
Data is based on 2018 Census
ZIP Codes for other locations
State for ROCKVILLE
Maryland ZIP CodesOther cities in Maryland