Zip Code
20851
City
Rockville, MD
Population & Migration
What is the forecasted population for Zip code 20851 Rockville, MD?
- Population census 2020
- 14,519
- Forecasted population 2025
- 14,833
- 2.2% vs. 2020
- Forecasted population 2030
- 15,061
- 3.7% vs. 2020
Zip code 20851 Rockville, MD population is forecasted to decrease 2.2% by 2025 (-2.5 points below the 4.7% national average).
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Housing and Affordability
With a forecasted population of 14,833 people for 2025 zip code 20851 Rockville, MD will generate a good demand for housing, which is expected to have a deficit of 593 houses for 2030. Vacancy rate is 7.5 points below national US average.
- Total homes available 2020
- 5,103
- Estimated total home demand in 2030
- 5,696
- Total homes balance inventory
- 593
Average Household Income in zip code 20851 Rockville, MD
from Internal Revenue Service
- Average household income in 2021
- $122,946
Affordability
- Affordability Index
- 4
Affordability indicates the ability of potential homebuyers to afford a home measured in number of years needed to pay a house. Example: Home Price 500,000 / Household Income 100,000 = 5 Years = Index 5
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Climate Resiliency
Drinking water violations
How is the quality of drinking water in Zip code 20851 Rockville, MD?
County total number of drinking water violations
98
-57%
226
County total number of drinking water contaminations
21
-9%
23
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