What ZIP codes serve Rockville, MD?

Rockville, MD is served by the following ZIP codes: 20850, 20851, 20852, 20853, 20854, 20855, 20877.

What is the average temperature in Rockville?

In Rockville, MD, the average annual high temperature is 65°F and the average low is 47°F, with 41.3 inches of annual precipitation.

How do I verify a Rockville address?

Use MailColt's free address verification tool to instantly check any Rockville, MD address for deliverability. Enter the street address, city, state, and ZIP code to get a confidence score and standardized formatting.

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Rockville is the #2 city in Maryland by population, with a population of 249,639 across 7 ZIP codes. Average temperatures range from 47.3°F to 65.0°F, with 41.3" of annual precipitation. The area's largest employment sector is Professional Services, home to 2,006 businesses.

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Income by ZIP Code in Rockville, MD

ZIP Code	Population	Median Income	Median Home Value	Median Rent
20850	50,365	$122,691	$687,200	$2,277
20851	14,660	$113,951	$523,800	$1,924
20852	47,857	$121,496	$646,100	$2,212
20853	31,438	$157,168	$605,800	$1,944
20854	49,694	$250,001	$1,105,300	$3,180
20855	16,557	$147,708	$614,900	$2,405
20877	39,068	$86,103	$462,500	$1,862

Climate in Rockville, MD

Average monthly temperatures and precipitation.

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Avg High	42°	45°	54°	66°	74°	82°	87°	85°	78°	66°	56°	46°
Avg Low	27°	28°	36°	46°	55°	64°	69°	67°	60°	48°	38°	31°
Precip	3.1"	2.6"	3.7"	3.2"	3.5"	4.0"	4.0"	3.0"	4.0"	3.5"	3.3"	3.4"
Snow	-	-	-	-	-	-	-	-	-	-	-	-

Top Industries in Rockville, MD

Industry	Establishments
Professional, scientific, and technical services	2,006
Health care and social assistance	1,281
Other services (except public administration)	799
Retail trade	706
Construction	629
Accommodation and food services	592
Finance and insurance	521
Administrative and support and waste management and remediation services	493
Real estate and rental and leasing	488
Wholesale trade	295

Historic Landmarks in Rockville

Rockville has 13 properties listed on the National Register of Historic Places, including:

Beall-Dawson House — 103 W. Montgomery Ave.
Bingham-Brewer House — 307 Great Falls Rd.
Dawson Farm — 1070 and 1080 Copperstone Ct.
Frieda Fromm-Reichmann Cottage — 19 Thomas Street
Frieda Fromm-Reichmann Cottage — 19 Thomas Street
Glenview Farm — 603 Edmonston Dr.
Montgomery County Courthouse Historic District — Courthouse Sq. and S. Washington St.
Montrose Schoolhouse — Randolph Rd.
New Mark Commons — Bounded by Maryland Ave., Argyle & Monroe Sts., Tower Oaks, I 270
Rockville Park Historic District — Roughly bounded by Baltimore Rd., Joseph St., Grandin, Reading, & S. Stonestreet Aves.

All 7 ZIP Codes Serving Rockville, MD

Other Cities in Maryland

Baltimore Columbia Woodlawn Woodlawn Towson

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