ZIP codes
2
Westminster, MD Demographics & ZIP Codes
Westminster, Maryland demographics and median household income by ZIP code (in Carroll County) — 2 ZIP codes — population 62,595 — median income $105,815 — avg. home value $384,600. Compare income, housing, and population across ZIP codes on US5.
Population
62,595
Median household income (avg.)
$105,815
141% of U.S. median
Average home value
$384,600
110% of U.S. median
Average rent
$1,299
112% of U.S. median
Median age (avg.)
42.2
Westminster demographics
Westminster, Maryland covers 2 ZIP codes primarily in Carroll County, with a combined ZIP-area population of about 62,595.
Across ZIP codes with age data, the average median age is about 42.2 years.
Median household income in Westminster
The average median household income across ZIP codes in Westminster, Maryland is about $105,815 — about 5% below the MD ZIP average ($111,660), and about 41% above the U.S. median ($75,149).
Among ZIPs with income data, 21158 is near the top at about $108,795, while 21157 is near the bottom at about $102,835.
Housing in Westminster
For housing in Westminster, Maryland, the average median home value is about $384,600 and the average median rent is about $1,299.
The most populous ZIP in this set is 21157 (about 40,191 residents). Use the table below to compare population, income, and home values across codes.
ZIP codes in Westminster
Sort by population, income, or home value. Click a column header to toggle ascending / descending.
| ZIP | City | County | State | Population ↓ | Income | Home value |
|---|---|---|---|---|---|---|
| 21157 | Westminster | Carroll County | MD | 40,191 | $102,835 | $394,100 |
| 21158 | Westminster | Carroll County | MD | 22,404 | $108,795 | $375,100 |
Frequently asked questions
What are the demographics of Westminster?
Westminster, Maryland has a combined ZIP-area population of about 62,595 across 2 ZIP codes (primarily Carroll County). Browse the ZIP table below for population, income, and housing by code.
What is the median household income in Westminster?
The average median household income across ZIP codes in Westminster, Maryland is about $105,815, about 5% below the state ZIP average ($111,660), and about 41% above the U.S. median ($75,149). Average median home value is about $384,600. Among ZIPs with data, 21158 is near the top ($108,795) and 21157 is near the bottom ($102,835).
How many ZIP codes are in Westminster?
Westminster, Maryland includes 2 ZIP codes on US5. Each row links to demographics, median income, and housing for that code.
Where can I find ZIP code demographics for Westminster?
This page lists ZIP codes in Westminster, Maryland with population, median household income, and home value. Select a ZIP for a full demographics profile.