The Long & Foster Market Minute

FOCUS ON: HERNDON HOUSING MARKET SEPTEMBER 2025

Zip Code(s): 20170 and 20171
Units Sold
67
Active Inventory
121
Median Sale Price
$667,000
Days On Market
23
Down -4%
Vs. Year Ago
Up 68%
Vs. Year Ago
Down -1%
Vs. Year Ago
Up 35%
Vs. Year Ago

Units Sold
There was a decrease in total units sold in September, with 67 sold this month in Herndon Real Estate versus 80 last month, a decrease of 16%. This month's total units sold was lower than at this time last year, a decrease of 4% versus September 2024.

Active Inventory
Versus last year, the total number of homes available this month is higher by 49 units or 68%. The total number of active inventory this September was 121 compared to 72 in September 2024. This month's total of 121 is lower than the previous month's total supply of available inventory of 139, a decrease of 13%.

Median Sale Price
Last September, the median sale price for Herndon Homes was $673,722. This September, the median sale price was $667,000, a decrease of 1% or $6,722 compared to last year. The current median sold price is 4% lower than in August.

Median sale price is the middle sale price in a given month. The same number of properties are above & below the median.


New Listings
90
Current Contracts
88
Sold Vs. List Price
100.9%
Months of Supply
1.8
Up 15%
Vs. Year Ago
Up 16%
Vs. Year Ago
Down -1.1%
Vs. Year Ago
Up 76%
Vs. Year Ago

Months of Supply
In September, there was 1.8 months of supply available in Herndon, compared to 1.0 in September 2024. That is an increase of 76% versus a year ago.

Months of supply is calculated by dividing current inventory by current sales. It indicates how many months would be needed to sell all of the inventory available at the current rate of demand.

New Listings & Current Contracts
This month there were 90 homes newly listed for sale in Herndon compared to 78 in September 2024, an increase of 15%. There were 88 current contracts pending sale this September compared to 76 a year ago. The number of current contracts is 16% higher than last September.

Sale Price to List Price Ratio
In September, the average sale price in Herndon was 100.9% of the average list price, which is 1.1% lower than at this time last year.

Days on Market
This month, the average number of days on market was 23, higher than the average last year, which was 17, an increase of 35%.

The Long & Foster Market Minute Herndon are defined as properties listed in zip code/s 20170 and 20171.
*Detached, Attached, and Condo varies by local area Multiple Listing Service (MLS) definition. For more information regarding your specific market, contact one of Long & Foster's knowledgeable and experienced sales associates.
REALTOR, Equal Opportunity HousingInformation included in this report is based on data supplied by BRIGHTMLS and its member Association(s) of REALTORS, who are not responsible for its accuracy. Does not reflect all activity in the marketplace. Information contained in this report is deemed reliable but not guaranteed, should be independently verified, and does not constitute an opinion of BRIGHTMLS or Long & Foster Real Estate, Inc.