ZIP 20850 · Rockville, Maryland

2026 Edition · 8 cards · data as of Oct 30, 2026

ALMANAC
Read it as a page
  1. Population

    50,353 people call ZIP 20850 home.

    50,353

    people.

    Census ACS 5-year, 2020-2024. Sources: Census ACS 5-year

  2. Rent

    Median rent is up 26% since the 2010–2014 survey, before inflation.

    $2,309

    a month. Maryland's median is $1,705.

    Census ACS 5-year, 2020-2024 (latest), with earlier 5-year windows. Sources: Census ACS 5-year

  3. Room to build

    The median rent is above what local wages can carry.

    $1,337–$2,005

    is the monthly rent range local workforce wages support.

    • $2,309 median

    Supportable rent computed by the Almanac from 2023 source wage data. Median rent: Census ACS 5-year, 2020-2024. Sources: Computed by the Almanac, Census ACS 5-year

  4. Building

    56% of the housing here was built before 2000.

    • 56% of all homes were built before 2000

    Census ACS 5-year, 2020-2024. Sources: Census ACS 5-year

  5. Units needed

    Closing the gap would add 0.5–3.8% to the 22,418 homes here.

    104–841

    is the estimated number of missing housing units, from the lowest to the highest of three estimates.

    Range computed by the Almanac from 2023 jobs and household data, using three demand models: 1% of jobs located here, 1% of renter households, and a rate by town size applied to renters. The low end is the lowest of the three and the high end the highest. It is an estimate, not a count. Sources: Computed by the Almanac

  6. Home value

    A median home costs 70% more than Maryland's.

    $714,400

    median home value in ZIP 20850.

    • $714,400 ZIP 20850
    • $419,900 Maryland
    • $332,700 U.S.

    Census ACS 5-year, 2020-2024. Sources: Census ACS 5-year

More from here

More in Maryland