21056 — Gibson Island, MD Home Values
Typical home value $3,032,645 as of August 2026 · 1st of 150 in Baltimore-Columbia-Towson, MD
Blue: typical home value (Zillow ZHVI) in ZIP code 21056, August 2021 to August 2026. This page shows observed data only; no forecast.
How 21056 compares in the Baltimore-Columbia-Towson, MD area
ZIP code 21056 (Gibson Island, MD) has a typical home value of $3,032,645 as of August 2026, ranking 1st of 150 ZIP codes tracked in the Baltimore-Columbia-Towson, MD area, the most expensive ZIP code in the metro. Prices here have moved +10.1% over the trailing 12 months. Over the past five years, the typical value in this ZIP code has changed +37.3%, from $2,207,987 in August 2021 to $3,032,645 in August 2026.
Every figure above is observed Zillow data. Sialim's forecasting engine works at the metro level; see the Baltimore-Columbia-Towson, MD forecast for a modeled outlook, or browse the full ranked list of ZIP codes in Baltimore.
Population and demographics
ZIP code 21056 has a population of 264, per the Census Bureau's American Community Survey 5-year estimate. By race and ethnicity: 100% White.
Nearby public schools
| School | Address | Distance |
|---|---|---|
| Bodkin Elementary | 8320 Ventnor Rd, Pasadena, MD | 2.5 mi |
| Chesapeake Bay Middle | 4804 Mountain Rd, Pasadena, MD | 2.6 mi |
| Chesapeake High | 4798 Mountain Rd, Pasadena, MD | 2.6 mi |
Distance is straight-line from the ZIP code's center; driving distance will be longer. School attendance is set by district boundaries, not proximity. Confirm which school a specific address is zoned for with the local school district. Source: National Center for Education Statistics.
Frequently asked questions
What is the typical home value in ZIP code 21056?
$3,032,645 as of August 2026, the latest month Zillow has published observed data for.
Is 21056 an expensive ZIP code in the Baltimore-Columbia-Towson, MD area?
21056 ranks 1st of 150 ZIP codes in the Baltimore-Columbia-Towson, MD area by typical home value, the most expensive ZIP code in the metro.
How much have home values in 21056 changed over the past year?
+10.1% over the trailing 12 months, from observed Zillow data.
What is the population of ZIP code 21056?
264, per the US Census Bureau's American Community Survey 5-year estimate.
What are the closest public schools to ZIP code 21056?
Bodkin Elementary (2.5 mi), Chesapeake Bay Middle (2.6 mi), Chesapeake High (2.6 mi), by straight-line distance from the ZIP code's center. School attendance is set by district boundaries, not proximity. Confirm assignment with the local school district.
Is this page showing a forecast for 21056?
No. Every number on this page is observed Zillow data as of August 2026, not a forecast. Sialim's forecasting engine runs at the metro level; see the Baltimore-Columbia-Towson, MD forecast for a modeled outlook.
ZIP-level values shown here are observed Zillow data, not forecasts. Sialim's forecasting engine works at the metro level today; ZIP-level forecasts are planned for Sialim Pro. Data © Zillow, via Zillow Research.