ZIP codes
2
Olney, MD Demographics & ZIP Codes
Olney, Maryland demographics and median household income by ZIP code (in Montgomery County) — 2 ZIP codes — population 33,634 — median income $185,262 — avg. home value $681,750. Compare income, housing, and population across ZIP codes on US5.
Population
33,634
Median household income (avg.)
$185,262
247% of U.S. median
Average home value
$681,750
196% of U.S. median
Average rent
$2,201
189% of U.S. median
Median age (avg.)
44.2
Olney demographics
Olney, Maryland covers 2 ZIP codes primarily in Montgomery County, with a combined ZIP-area population of about 33,634.
Across ZIP codes with age data, the average median age is about 44.2 years.
Median household income in Olney
The average median household income across ZIP codes in Olney, Maryland is about $185,262 — about 66% above the MD ZIP average ($111,660), and about 147% above the U.S. median ($75,149).
Among ZIPs with income data, 20833 is near the top at about $203,631, while 20832 is near the bottom at about $166,892.
Housing in Olney
For housing in Olney, Maryland, the average median home value is about $681,750 and the average median rent is about $2,201.
The most populous ZIP in this set is 20832 (about 25,766 residents). Use the table below to compare population, income, and home values across codes.
ZIP codes in Olney
Sort by population, income, or home value. Click a column header to toggle ascending / descending.
| ZIP | City | County | State | Population ↓ | Income | Home value |
|---|---|---|---|---|---|---|
| 20832 | Olney | Montgomery County | MD | 25,766 | $166,892 | $601,300 |
| 20833 | Olney | Montgomery County | MD | 7,868 | $203,631 | $762,200 |
Frequently asked questions
What are the demographics of Olney?
Olney, Maryland has a combined ZIP-area population of about 33,634 across 2 ZIP codes (primarily Montgomery County). Browse the ZIP table below for population, income, and housing by code.
What is the median household income in Olney?
The average median household income across ZIP codes in Olney, Maryland is about $185,262, about 66% above the state ZIP average ($111,660), and about 147% above the U.S. median ($75,149). Average median home value is about $681,750. Among ZIPs with data, 20833 is near the top ($203,631) and 20832 is near the bottom ($166,892).
How many ZIP codes are in Olney?
Olney, 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 Olney?
This page lists ZIP codes in Olney, Maryland with population, median household income, and home value. Select a ZIP for a full demographics profile.