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ZIP Code 20850
Rockville, MD, Montgomery County
Population
50,353
Land area
14.1sq mi
People per sq mi
3,567
City
Rockville
ZIP 20850 and nearby ZIP codes
ZIP 20850 at a glance
- ZIP 20850 (Rockville) is about 5.6 times as dense as Maryland as a whole.
- Households here earn a median of $125,950 a year, 21% more than the Maryland figure of $103,678.
- A typical owner-occupied home is valued at $714,400 (70% above Maryland) and median rent is $2,309 a month.
Local data for ZIP 20850
Counts from official public data
- Hospitals1
- Emergency Rooms1
- Nursing Homes6
- Schools18
- Colleges1
- Libraries1
- Banks21
- Post Offices1
- Parks36
- Grocery Stores23
- Restaurants249
- Affordable Housing4
- Hospice Care2
- Dialysis Centers3
- Rehab & Long-Term Care Hospitals1
- Community Health Centers2
- Mental Health & Addiction Treatment9
- Private Schools7
- Community Colleges & Trade Schools1
- Toxic Release Facilities2
Housing and community stats
ZIP 20850, American Community Survey 2020-2024
Median household income
$125,950
Poverty rate
6.9%
Median home value
$714,400
Prices +0.2% in a year
Median rent
$2,309/mo
Homeownership
50.3%
Bachelor's or higher
67.5%
Median age
41.2
Average commute
30.1 min
Economy and federal money
Businesses, pandemic loans and political donations
Business establishments
2,728
ZIP Business Patterns 2023
Employees
61,746
$6.31B annual payroll
PPP loans
$473M
3,151 loans
Campaign donations
$988K
33% D, 14% R, 2026 cycle
Environment and hazard risk
ZIP 20850, from FEMA, NOAA and EPA
Natural hazard risk
Relatively Moderate
Top: winter weather
Storm events since 1996
1,849
Countywide, mostly thunderstorm wind
Flood insurance policies
2,029
0.8% of homes, county
July high / Jan low
87° / 27°F
41.3 inches of rain a year
Health statistics
Share of adults in ZIP 20850, CDC PLACES estimates
Obesity
23.5%
U.S. 33.3% -9.8 pts
Diabetes
9.7%
U.S. 12.1% -2.4 pts
Smoking
6.4%
U.S. 12.8% -6.4 pts
Uninsured (18-64)
6.8%
U.S. 11.1% -4.3 pts
Cities in ZIP 20850
ZIP codes near 20850
| Name | Distance | Land area (sq mi) |
|---|---|---|
| 20851Rockville | 2.7 mi | 2.5 |
| 20880Washington Grove | 3.6 mi | 0.3 |
| 20877Gaithersburg | 3.7 mi | 5.6 |
| 20852North Bethesda | 3.8 mi | 8.1 |
| 20853Aspen Hill | 4.3 mi | 9 |
| 20855Redland | 4.3 mi | 13.1 |
| 20899Gaithersburg | 4.5 mi | 0.1 |
| 20878North Potomac | 4.6 mi | 20.4 |
| 20854Potomac | 4.6 mi | 33.8 |
| 20879Flower Hill | 5.5 mi | 8.6 |
| 20896Garrett Park | 5.6 mi | 0.3 |
| 20817Bethesda | 6.1 mi | 14 |
Frequently asked questions
- What city is ZIP code 20850?
- ZIP code 20850 is in Rockville, MD (Montgomery County).
- What county is ZIP code 20850 in?
- ZIP code 20850 is mostly in Montgomery County, Maryland.
- How many people live in ZIP code 20850?
- About 50,353 people live in the 20850 ZIP Code Tabulation Area, based on American Community Survey 5-year estimates.
Source: U.S. Census Bureau (ZIP Code Tabulation Areas, American Community Survey) · Data as of 12/31/2023. ZIP Code Tabulation Areas closely match, but are not identical to, USPS ZIP code delivery areas.