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Home values, rents and more in ZIP code 21710 (Adamstown, MD)

September 2026 figures from Zillow and the U.S. Census Bureau · updated 2026-11-07

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Typical home value
$653,000
Metro: $570,000 · U.S.: $366,000
Home values, past year
−0.3%
Metro: +0.2% · U.S.: +1.2%
Population
4,661
ACS 2020–24
Median household income
$163,864
Metro: $126,684 · U.S.: $80,734
ZIP codes around 21710, shaded by typical home value2171020842201762018021755217032084121769217042087121754208742019721774
  • Under $440k
  • $440k–$510k
  • $510k–$650k
  • $650k–$790k
  • $790k+
  • No data
ZIP codes around 21710, shaded by typical home value (Zillow, ZIP codes). Dashed lines are county borders. 21710 is outlined.

How 21710 compares

The typical home in ZIP code 21710 (Adamstown, MD) is worth about $653,000, according to the Zillow Home Value Index for September 2026. Home values in 21710 are 15% above the typical value in the Washington metro area ($570,000) and 1.8 times the U.S. typical value ($366,000).

Over the past year, home values in 21710 fell 0.3%, compared with +0.2% in the Washington metro area and +1.2% nationally.

The median household income is $163,864, against $126,684 in the Washington metro area and $80,734 in the U.S. (Census Bureau, American Community Survey 2020–24).

About 4,661 people live in 21710 (American Community Survey 2020–24).

21710 has the 108th-highest typical home value of the 290 ZIP codes in the Washington metro area and the 55th-highest of 423 in Maryland with Zillow figures.

Part of: Adamstown, MD · Frederick County, MD · Washington metro area · Maryland

More for 21710 in ProMap Plus

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  • 5- and 10-year price changes
  • Days on market and months of supply
  • Price cuts and sale-to-list ratio
  • Price-to-income and monthly cost to buy
  • Zillow 12-month price forecast
  • Crime rates
  • School test scores
  • Homeowners insurance premiums
  • Commute time to downtown
  • Flood, wildfire and natural hazard risk
  • Property-tax rate
  • 2024 presidential vote
  • Age, education and household make-up
  • Amenities and transit nearby
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Nearby ZIP codes

Sources

Home values: Zillow Home Value Index (ZHVI), all homes, middle tier, smoothed and seasonally adjusted, September 2026. Rents: Zillow Observed Rent Index (ZORI), seasonally adjusted. Population: Census population estimates (July 2025) for states, metros and counties; ACS 2020–24 for cities and ZIP codes. Income: U.S. Census Bureau, ACS 2020–24 5-year estimates. Boundaries: U.S. Census Bureau cartographic boundary files. Compiled by Home Economics.

"Typical" is Zillow's middle-tier value (homes between the 35th and 65th percentiles), not a median sale price. Changes are over the 12 months to September 2026.

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