Home values, rents and more in ZIP code 21640 (Henderson, MD)
September 2026 figures from Zillow and the U.S. Census Bureau · updated 2026-11-07
Open 21640 in ProMap- Under $340k
- $340k–$380k
- $380k–$390k
- $390k–$420k
- $420k+
- No data
How 21640 compares
The typical home in ZIP code 21640 (Henderson, MD) is worth about $396,000, according to the Zillow Home Value Index for September 2026. Home values in 21640 are 7% below the typical value in Maryland ($425,000) and 8% above the U.S. typical value ($366,000).
Over the past year, home values in 21640 rose 2.3%, compared with −0.1% in Maryland and +1.2% nationally.
The median household income is $53,558, against $103,678 in Maryland and $80,734 in the U.S. (Census Bureau, American Community Survey 2020–24).
About 1,163 people live in 21640 (American Community Survey 2020–24).
21640 has the 160th-lowest typical home value of the 423 ZIP codes in Maryland with Zillow figures.
Part of: Henderson, MD · Caroline County, MD · Maryland
More for 21640 in ProMap Plus
These measures are on the map for subscribers. Open ProMap to see them for 21640 and every other place.
- 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
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.