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Advertise here →Olney, MD · Houses & Market Data
Olney, Maryland houses and real estate market data.
Houses in Olney, MD (Montgomery County) — Census median home value $632,400, county listing prices down about 8.3% over the past year. Market data for Olney houses and the broader area.
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Olney, MD is in Montgomery County, Maryland — this guide covers houses in Olney and the whole local market: resale homes, condos, land, and new construction. The most recent Census estimate puts the population at 36,000, with a median household income of $171,766. Census data puts Olney houses at a median value of $632,400 (all owner-occupied homes); Montgomery County's current median listing price runs $619,250, down about 8.3% over the past year.
Info from government sites and builders may have provided source info.
Market overview
Olney housing market
Olney is in Montgomery County, Maryland. Manifest Census and county price-trend data provide baseline context for houses in Olney and the surrounding county market.
Median home value (Census ACS)
$632,400
Population (Census ACS)
36,000
Median household income
$171,766
County price trend (2025)
1.32% YoY
Population, income, and median home value from the project batch manifest (Census ACS 2023 5-year). County price trend from FHFA county HPI when present in the manifest row.
At a glance
Olney market snapshot
Population
36,000
County
Montgomery County
Median Household Income
$171,766
Median Home Value (city)
$632,400
Median Listing Price (Montgomery County)
$619,250
Median Gross Rent
$2,409/mo
Price Trend (YoY)
-8.3%
Market data compiled from public sources; deemed reliable but not guaranteed; verify independently. See About
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What makes Olney different
Home Value, By Source
The Census Bureau's American Community Survey (2023 5-year estimate) puts Olney's median home value — across all owner-occupied homes, not just recent sales — at $632,400. Separately, Montgomery County's current median listing price (via Realtor.com data, 2026-06-01) runs $619,250. These cover different geography (city vs. county) and different measures (assessed value vs. active listings), which is why we show both rather than picking one — full source list on our data sources page.
County Price Trend
Montgomery County's FHFA house price index shows a 1.32% annual change in 2025.
Population & Income
Olney has an estimated population of 36,000 and a median household income of $171,766, per the Census Bureau's American Community Survey (2023 5-year estimate).
Affordability Snapshot
Olney's Census-reported median home value works out to about 3.7x the area's median household income, and median gross rent runs roughly 17% of that same income on an annualized basis. Housing economists commonly flag a price-to-income ratio above 4x as historically elevated -- useful context, not a personal affordability verdict.
Nearby
Places around Olney
County guide: Montgomery County — cities, market context, and local resources for the county that includes Olney.
USAHouses.com also helps visitors looking in nearby Montgomery County and other Maryland communities. Some locations may not yet have dedicated pages, but many licensed professionals in this region assist surrounding communities.
Nearby communities include Brookeville, Leisure World, Aspen Hill, Ashton-Sandy Spring, Redland, Layhill, Derwood, Cloverly, Spencerville, Glenmont, Washington Grove, Laytonsville, Rockville, Colesville, Flower Hill, Wheaton.
Brookeville market data
Nearby city · ~2.7 mi
Leisure World market data
Nearby city · ~2.8 mi
Aspen Hill market data
Nearby city · ~3.5 mi
Ashton-Sandy Spring market data
Nearby city · ~3.9 mi
Redland market data
Nearby city · ~4.0 mi
Layhill market data
Nearby city · ~4.1 mi
Derwood market data
Nearby city · ~4.7 mi
Cloverly market data
Nearby city · ~5.0 mi
Spencerville market data
Nearby city · ~5.0 mi
Glenmont market data
Nearby city · ~5.3 mi
Washington Grove market data
Nearby city · ~5.5 mi
Laytonsville market data
Nearby city · ~5.6 mi
Rockville market data
Nearby city · ~6.2 mi
Colesville market data
Nearby city · ~6.2 mi
Flower Hill market data
Nearby city · ~6.3 mi
Wheaton market data
Nearby city · ~6.6 mi
More Maryland cities with market guides: Columbia, Waldorf, Frederick, Ellicott City, Glen Burnie, Dundalk, Severn, Bowie.
Columbia market data
Same-state city guide
Waldorf market data
Same-state city guide
Frederick market data
Same-state city guide
Ellicott City market data
Same-state city guide
Glen Burnie market data
Same-state city guide
Dundalk market data
Same-state city guide
Severn market data
Same-state city guide
Bowie market data
Same-state city guide
Adjacent-county Census places with USAHouses.com pages: Highland (~6.8 mi), Fulton (~8.6 mi), West Laurel (~9.8 mi), Scaggsville (~10.1 mi), Konterra (~10.2 mi), Beltsville (~10.8 mi), Adelphi (~11.6 mi), Langley Park (~11.8 mi), Laurel (~11.8 mi), Columbia (~12.0 mi), North Laurel (~12.1 mi), College Park (~12.6 mi), Chillum (~13.2 mi), Lisbon (~13.3 mi), South Laurel (~13.4 mi), Savage (~13.4 mi).
New construction: New homes near Olney (Baltimore) · Maryland new construction.
Census & home facts
Olney data from published sources
Population (ACS 2023)
36,000
Median home value (ACS 2023)
$632,400
Median household income (ACS 2023)
$171,766
Median gross rent (ACS 2023)
$2,409
County FHFA annual change (2025)
1.32%
County median listing price (FRED/Realtor.com) (2026-06-01)
$619,250
Census place type
CDP
County
Montgomery County
Land area (Census Gazetteer 2024)
16.18 sq mi
Census GEOID
2458900
Census ACS, FHFA, and FRED figures are labeled with the year present in existing CSVs. Subject to change / confirm locally.
NewUSAHouses.com communities
Closest verified new-home communities near Olney
Availability and pricing are controlled by the builder and may change; confirm with the builder.
Bartlett Square ↗
Toll Brothers · Rockville, Maryland · ~5.7 mi · from $675,000
Farmstead District ↗
Pulte · Rockville, Maryland · ~5.9 mi · from $749,920
Favicon.ico ↗
DRB Group Homes · Rockville, Maryland · ~5.9 mi
Styles.33003d0b64c9e2ea.css ↗
DRB Group Homes · Rockville, Maryland · ~5.9 mi
Grove Condos ↗
Craftmark Homes · Rockville, Maryland · ~5.9 mi
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Common questions
Olney FAQ
What are houses worth in Olney, MD?
The Census Bureau's American Community Survey puts the median value of houses in Olney at $632,400. Montgomery County's current median listing price runs $619,250, down about 8.3% over the past year.
How much do houses cost in Olney, MD?
For owner-occupied houses in Olney, Census ACS data shows a median value of $632,400. Active listing prices in Montgomery County may differ — see the market snapshot above.
What types of houses are in Olney, MD?
Olney houses include resale single-family homes, condos, mobile homes, and small multi-unit buildings, plus new construction in surrounding Montgomery County communities where builders are active. The housing-stock section below uses Census ACS structure counts when available for this city.
What is the population of Olney, MD?
The U.S. Census Bureau's American Community Survey (2023 5-year estimate) puts Olney's population at approximately 36,000.
What's the median rent in Olney, MD?
The Census ACS estimates median gross rent in Olney at approximately $2,409 per month.
What is the median household income in Olney, MD?
Census ACS data puts the median household income in Olney at approximately $171,766.
Is the Olney housing market growing?
Montgomery County's FHFA house price index shows a 1.32% annual change in 2025.
Is Olney, MD affordable relative to income?
Census ACS data puts Olney's median home value at about 3.7 times the median household income, with median gross rent equal to roughly 17% of that income annually. This is a general benchmark, not a personal pre-qualification -- your own income, debt, and down payment determine what you can actually afford.
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