Active Listings
191
⇧ 6.1% vs 180 last year
Big Pines · Mountain View Estates · Quince Orchard
Data as of September 2026. Source: Realtor.com.
The GAITHERSBURG, MD real estate market (20878) currently shows 191 active listings, with 46 pending sales. Homes are averaging 33 days on the market before going under contract.
Inventory has increased compared to last year, with 11 more homes available — giving buyers more choice.
The median listing price has risen 16.5% year-over-year, from $649,900 to $757,250.
Population: 65,954 · Density: 1,245.3/mi² · Median household income: $141,902
Typical home value: $656,436 · Homeownership: 69.4%
| Zip | City / State | Distance | Listings | Market Value | Median $ | Average $ |
|---|---|---|---|---|---|---|
| 20878 | Gaithersburg, MD 20878 | 0.0 mi | 100 | $78,215,000 | $650,000 | $782,150 |
| 20877 | Gaithersburg, MD 20877 | 3.7 mi | 45 | $19,450,935 | $410,400 | $432,243 |
| 20880 | Washington Grove, MD 20880 | 4.3 mi | 1 | $699,000 | $699,000 | $699,000 |
| 20879 | Gaithersburg, MD 20879 | 5.5 mi | 44 | $17,155,204 | $341,250 | $389,891 |
| 20855 | Derwood, MD 20855 | 6.4 mi | 35 | $25,612,545 | $630,225 | $731,787 |
| 20841 | Boyds, MD 20841 | 6.5 mi | 54 | $55,810,350 | $958,340 | $1,033,525 |
| 22066 | Great Falls, VA 22066 | 7.7 mi | 49 | $164,059,154 | $2,555,750 | $3,348,146 |
| 20853 | Rockville, MD 20853 | 8.3 mi | 33 | $24,116,103 | $609,995 | $730,791 |
| 20165 | Sterling, VA 20165 | 8.7 mi | 39 | $33,875,088 | $840,000 | $868,592 |
| 20832 | Olney, MD 20832 | 9.7 mi | 40 | $24,383,920 | $562,250 | $609,598 |
| 20896 | Garrett Park, MD 20896 | 9.8 mi | 1 | $907,500 | $907,500 | $907,500 |
| 20838 | Barnesville, MD 20838 | 10.1 mi | 1 | $975,000 | $975,000 | $975,000 |
| 20906 | Silver Spring, MD 20906 | 10.5 mi | 181 | $67,476,800 | $262,475 | $372,800 |
As of September 2026, there are 191 active listings in GAITHERSBURG, MD (zip code 20878), compared to 180 the prior year.
The median listing price in GAITHERSBURG, MD 20878 is $757,250 as of September 2026, a 16.5% increase from $649,900 the prior year.
Homes in GAITHERSBURG, MD 20878 spend an average of 33 days on the market before going under contract, compared to 33 days the prior year.
Based on current inventory and days-on-market data as of September 2026, GAITHERSBURG, MD 20878 is currently a Balanced Market. Inventory has increased compared to last year, with 11 more homes available — giving buyers more choice.
With SELL123.com's maximum 3% commission, sellers in GAITHERSBURG, MD 20878 save an estimated $15,145 compared to a typical 5% commission on the median listing price of $757,250. Our fee structure: 1% listing + 2% selling broker — no additional buyer or seller fees. Call (240) SELL-123 or email info@SELL123.com for a free consultation.