Olney, MD · standard
ZIP Code 20832
Montgomery County, Maryland — Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 24,965
- 957/sq mi
- $168,524
- Median income
- $627,000
- Median home value
- 63.8%
- Bachelor's or higher
The verdict
Olney pairs a top-decile household income with top-decile home values, in a low-density, homeowner-dominated area.
- Top 2%
- household income, US ZIPs
- Top 8%
- home value, US ZIPs
- 957
- people per sq mi
- 87%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 20832 against every reporting US ZIP.
ZIP code 20832 is classified by USPS as a standard delivery area and covers roughly 26.1 square miles in Olney, Montgomery County, Maryland. The area is home to 24,965 residents, producing a population density of 957 people per square mile, and falls within the New York time zone. These USPS and Census boundary values drive every downstream statistic on this page, including the benchmarks that compare 20832 against Maryland and the nation.
On the economic side, the median household income for ZIP 20832 sits at $168,524 (48% above the Maryland average), while per-capita income is $66,830. The poverty rate stands at 4.3% and the unemployment rate at 3.6%. On housing, the median home value is $627,000 (40% above the state average) with median rent at $2,453 per month, and 86.9% of occupied units are owner-occupied, a direct signal of whether 20832 behaves more like a homeowner neighborhood or a renter-heavy ZIP.
Education and household profile round out the picture: 63.8% of adults hold a bachelor's degree or higher, the median age is 41, and the average commute is 32 minutes. We also surface 10 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing Montgomery County, so you can benchmark 20832 against its immediate geography rather than a national average alone. Every figure is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates, HUD Fair Market Rents, and FHFA Home Price Index data, no estimates, no proprietary scoring. Verify with HUD →
Top industries in ZIP 20832
Top 5 sectors by establishment count
Which industries have the most business establishments in ZIP 20832.
- Health care and social assistance
Health care and social assistance
110 establishments
- Professional, scientific, and technical services
Professional, scientific, and technical services
98 establishments
- Construction
Construction
53 establishments
- Accommodation and food services
Accommodation and food services
51 establishments
- Other services (except public administration)
Other services (except public administration)
49 establishments
What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.
Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + HUD FMR + FHFA HPI ACS demographics, ZBP business establishments, HUD Fair Market Rents, FHFA HPI for ZIP 20832, Olney, MD · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; HUD FMR + FHFA HPI updated quarterly/annually.
Quick Facts
24,965
Population
26.1
Area (sq mi)
957
People / sq mi
New York
Time Zone
standard
ZIP Type
Who lives in ZIP 20832?
41.0
Median Age
49.3%
Male
50.7%
Female
21.2%
Foreign-Born
Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How much do residents earn?
$168,524
Median Household Income
+48% vs state
$66,830
Per Capita Income
4.3%
Poverty Rate
3.6%
Unemployment Rate
32.0 min
Mean Commute Time
How ZIP 20832 ranks nationally
Household income vs. every US ZIP code
Median household income — the full national distribution, with this ZIP marked
$168,524 Top 2% higher than 98% of 30,318 US ZIPs
Each bar is a $20K-wide band; taller bars hold more US ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.
Source U.S. Census Bureau — ACS 5-Year Estimates · 2019–2023
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What is the education profile here?
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What does housing look like?
8,582
Total Housing Units
8,411
Occupied Units
171
Vacant Units
3.01
Avg Household Size
Occupancy Type
$627,000
Median Home Value
+40% vs state
$2,453
Median Rent
1986
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How have home values changed over time?
FHFA House Price Index, annual appreciation data based on repeat sales and appraisals
+2.6%
YoY Change (2024)
262
HPI Index (2000 = 100)
+162%
Total Change Since 2000
Home values in ZIP 20832 have increased 2.6% over the past year (2024). Since 2000, this ZIP has seen +162% cumulative appreciation.
| Year | Annual Change | HPI Index |
|---|---|---|
| 2020 | +3.3% | 206 |
| 2021 | +7.0% | 220 |
| 2022 | +16.1% | 256 |
| 2023 | +0.1% | 256 |
| 2024 | +2.6% | 262 |
Source: Federal Housing Finance Agency (FHFA) House Price Index, All-Transactions, Five-Digit ZIP Codes (Developmental Index). Index base = 100 in year 2000. Data through 2024. ZIP codes with few transactions may show missing values.
What businesses operate in this ZIP?
Census Bureau data shows 552 business establishments in ZIP 20832, employing approximately 7,316 people with a combined annual payroll of $408,187,000.
552
Businesses
7,316
Employees
$408.2M
Annual Payroll
16
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Health care and social assistance | 110 | 19.9% |
| Professional, scientific, and technical services | 98 | 17.8% |
| Construction | 53 | 9.6% |
| Accommodation and food services | 51 | 9.2% |
| Other services (except public administration) | 49 | 8.9% |
| Retail trade | 41 | 7.4% |
| Administrative and support and waste management and remediation services | 40 | 7.3% |
| Finance and insurance | 36 | 6.5% |
| Real estate and rental and leasing | 19 | 3.4% |
| Educational services | 16 | 2.9% |
| Wholesale trade | 11 | 2.0% |
| Transportation and warehousing | 7 | 1.3% |
| Information | 7 | 1.3% |
| Arts, entertainment, and recreation | 6 | 1.1% |
| Manufacturing | 4 | 0.7% |
| Management of companies and enterprises | 4 | 0.7% |
Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.
Nearby ZIP Codes
Want a side-by-side? Compare 20832 vs 20860 →
ZIP 20832 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 20906
Silver Spring (20906)
64,696 residents
- 20853
Rockville (20853)
29,673 residents
- 20832 24,965
Olney (20832)
24,965 residents
- 20879 24,360
Gaithersburg (20879)
24,360 residents
- 20905 18,044
Silver Spring (20905)
18,044 residents
- 20855 14,295
Derwood (20855)
14,295 residents
- 20833 7,735
Brookeville (20833)
7,735 residents
- 20860 2,396
Sandy Spring (20860)
2,396 residents
- 20861 1,875
Ashton (20861)
1,875 residents
What this shows Among its immediate neighbors, ZIP 20832 ranks #3 by population — useful context the national average alone can't give.
ZIP 20832 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 20833
Brookeville (20833)
$204,375 median income
- 20862
Brinklow (20862)
$189,667 median income
- 20832
Olney (20832)
$168,524 median income
- 20861
Ashton (20861)
$163,438 median income
- 20905
Silver Spring (20905)
$159,740 median income
- 20853
Rockville (20853)
$159,080 median income
- 20855
Derwood (20855)
$149,110 median income
- 20880
Washington Grove (20880)
$134,583 median income
- 20879
Gaithersburg (20879)
$112,104 median income
What this shows By household income, ZIP 20832 ranks #3 of 9 neighboring ZIPs — local affluence varies block to block, not just metro to metro.
| ZIP Code | City | Population | Distance |
|---|---|---|---|
| 20860 | Sandy Spring, MD | 2,396 | 2.4 mi |
| 20833 | Brookeville, MD | 7,735 | 3.8 mi |
| 20853 | Rockville, MD | 29,673 | 3.6 mi |
| 20855 | Derwood, MD | 14,295 | 3.3 mi |
| 20861 | Ashton, MD | 1,875 | 4.0 mi |
| 20906 | Silver Spring, MD | 64,696 | 4.5 mi |
| 20862 | Brinklow, MD | 343 | 3.6 mi |
| 20880 | Washington Grove, MD | 450 | 5.5 mi |
| 20905 | Silver Spring, MD | 18,044 | 5.1 mi |
| 20879 | Gaithersburg, MD | 24,360 | 5.7 mi |
More ZIP Codes in Montgomery County
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Frequently Asked Questions
What county is ZIP code 20832 in? ▼
What is the population of ZIP code 20832? ▼
What is the median household income in ZIP 20832? ▼
What is the average home value in ZIP 20832? ▼
What is the demographic makeup of ZIP 20832? ▼
How many businesses are in ZIP code 20832? ▼
What are the main industries in ZIP code 20832? ▼
How have home values changed in ZIP code 20832? ▼
What is the education level in ZIP code 20832? ▼
What is the average commute time in ZIP 20832? ▼
What percentage of residents own vs. rent in ZIP 20832? ▼
What is the poverty rate in ZIP code 20832? ▼
ZIP Code Research Guides
Official Data Resources for Olney, MD
Verify and explore additional data for this area using these official government sources.
Read our methodology to see how this data is sourced, computed, and verified.