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Median sale price
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ZIP 20878 in Gaithersburg, MD: housing market trends

The median home sale price in ZIP 20878 in Gaithersburg, MD was $819,759 for the three-month period ending September 2026. Sale prices were 14.7% higher than the same period one year earlier. These are area-level statistics; changes in the mix of homes sold can move the median.

Median sale price
$819,759
three-month period ending September 2026
Median sale price per sq ft
$297.64
three-month period ending September 2026
Active listings
375
three-month period ending September 2026
Typical monthly rent
$2,385
Rent index · August 2026

How is housing inventory changing?

There were 375 active listings for the three-month period ending September 2026. Active listings were 13.3% higher than the same period one year earlier. This counts homes active at any time during the period, not only those available on its final day.

How long are homes taking to sell?

The median time on market was 43 days for the three-month period ending September 2026. Sale prices, inventory, and selling time describe different parts of the market; none alone establishes what an individual home will sell for.

Home prices by property type

Published Redfin medians for each home type. Each row covers the three-month period ending in its listed month; missing values remain unavailable.

Property-type comparison for ZIP 20878 in Gaithersburg, MD
Home typePeriod endingMedian sale priceSale price / sq ftHomes sold
All homesSeptember 2026$819,759$297.64154
Single-familySeptember 2026$1,034,739$292.3479
TownhousesSeptember 2026$565,001$301.4659
Condos / co-opsSeptember 2026$299,991$298.1318
Multifamily (2–4 units)September 2026UnavailableUnavailableUnavailable

Compare nearby housing markets

Published city and place figures. Check each row’s reporting period and source before comparing; these are separate markets, not neighborhood boundaries.

Nearby market comparison for ZIP 20878 in Gaithersburg, MD
MarketMedian sale priceReporting period / source
North Potomac, MD$904,0693 months ending September 2026 · Redfin
Darnestown, MD$1,113,7203 months ending September 2026 · Redfin
Gaithersburg, MD$575,000Month ending July 2026 · Zillow
Germantown, MD$425,000Month ending July 2026 · Zillow
Washington Grove, MD$569,7293 months ending September 2026 · Redfin
Derwood, MD$789,6243 months ending September 2026 · Redfin

Recent sale-price history

All residential home types. Each row represents an overlapping three-month period ending in that month. Use the charts above for the full available history and home-type filters. Missing values remain unavailable.

Recent home sale prices for ZIP 20878 in Gaithersburg, MD
Period endingMedian sale priceSale price / sq ftActive listings
September 2026$819,759$297.64375
August 2026$797,000$301.77387
July 2026$795,000$313.23404
June 2026$760,000$310.84405
May 2026$750,000$316.36372
April 2026$705,000$313.59318
March 2026$630,000$320.69245
February 2026$637,500$309.63208
January 2026$620,000$302.47224
December 2025$683,375$301.29260
November 2025$645,000$301.41303
October 2025$659,950$296.88323
September 2025$715,000$295.34331
August 2025$727,450$299.09344
July 2025$730,000$300.26376
June 2025$703,500$308.40364
May 2025$700,000$308.30341
April 2025$716,000$308.38277
March 2025$700,000$317.04198
February 2025$677,000$294.62167
January 2025$667,500$301.08176
December 2024$675,000$302.24203
November 2024$672,500$302.24228
October 2024$666,944$302.10268

Sources and definitions

Sale-price and property-type histories use Redfin where available. Redfin observations cover rolling three-month periods. Zillow Research supplies monthly home-value and rent indices and additional market series. Provider selection is shown in the chart details. Each metric retains its own reporting date.

Sale price per square foot describes completed sales with reported floor area; it is not a listing-price measure. Active listings count listings active during the reporting period. Home values and rents are typical-value indices, not sale-price or rent medians. ZIP map boundaries are Census ZCTAs and may differ from provider regions. Related ZIP associations do not imply containment within city boundaries.

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