Westborough housing market

September 2026 · All Residences

Westborough's median sale price fell 19.3% compared with the same month last year. Homes sold faster than a year ago, at a median of 38 days on market. Sellers received a median 99.3% of their final list price.

What this means for sellers

Recent sales are the best guide to pricing. A considered launch usually matters more than timing the market.

What this means for buyers

There is a reasonable selection of homes, giving time to compare options before making an offer.

Key figures

Closed sales: 16 this month · 67 last 3 months · 241 trailing 12 months

Median days on market

38 days

Prior month: 41 days · MoM -7.3%

Last year: 53 days · YoY -28.3%

Average days on market

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Prior month: — · MoM: —

Last year: — · YoY: —

Cumulative days on market

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Prior month: — · MoM: —

Last year: — · YoY: —

Closed sales (month)

16

Prior month: 19 · MoM -15.8%

Last year: 24 · YoY -33.3%

Median sale price

$607,450

Prior month: $719,995 · MoM -15.6%

Last year: $752,500 · YoY -19.3%

Average sale price

$680,531

Prior month: $848,434 · MoM -19.8%

Last year: $837,704 · YoY -18.8%

Median price per sq ft

$385

Prior month: $386 · MoM -0.3%

Last year: $307 · YoY +25.4%

New listings

29

Prior month: 20 · MoM +45%

Last year: 32 · YoY -9.4%

Active inventory

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Prior month: — · MoM: —

Last year: — · YoY: —

Pending sales

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Prior month: — · MoM: —

Last year: — · YoY: —

Months of supply

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Prior month: — · MoM: —

Last year: — · YoY: —

Absorption rate

—

Prior month: — · MoM: —

Last year: — · YoY: —

Sale-to-list ratio

99.3%

Prior month: 98.3% · MoM +1%

Last year: 98.3% · YoY +1%

Sold over asking

—

Prior month: — · MoM: —

Last year: — · YoY: —

With price reductions

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Prior month: — · MoM: —

Last year: — · YoY: —

Trends

Median sale price

Median sale price moved from $605,501 in October 2024 to $607,450 in September 2026.

View as table
MonthMedian price
October 2024$605,501
November 2024$761,000
December 2024$610,780
January 2025$583,152
February 2025$625,500
March 2025$594,999
April 2025$631,000
May 2025$697,500
June 2025$725,000
July 2025$705,000
August 2025$706,900
September 2025$752,500
October 2025$657,500
November 2025$565,000
December 2025$563,038
January 2026$649,999
February 2026$680,000
March 2026$699,000
April 2026$667,500
May 2026$787,000
June 2026$701,995
July 2026$574,000
August 2026$719,995
September 2026$607,450
Closed sales vs. new listings

In September 2026: 16 closed sales and 29 new listings.

View as table
MonthClosed salesNew listings
October 20241322
November 20241617
December 2024219
January 20252021
February 20251316
March 20251731
April 20251553
May 20252446
June 20252840
July 20252833
August 20251926
September 20252432
October 20251834
November 20252917
December 2025307
January 20261316
February 20261121
March 20261337
April 20261243
May 20261532
June 20263339
July 20263225
August 20261920
September 20261629
Days on market

Days on market moved from 21 in October 2024 to 38 in September 2026.

View as table
MonthMedian days
October 202421
November 202421
December 20243
January 202519
February 202518
March 202522
April 202517
May 202518
June 202522
July 202520
August 202539
September 202553
October 202521
November 202515
December 202527
January 202618
February 202650
March 202623
April 202619
May 202619
June 202621
July 202621
August 202641
September 202638
Months of supply

Months of supply: not enough history yet.

View as table
MonthMonths
October 2024—
November 2024—
December 2024—
January 2025—
February 2025—
March 2025—
April 2025—
May 2025—
June 2025—
July 2025—
August 2025—
September 2025—
October 2025—
November 2025—
December 2025—
January 2026—
February 2026—
March 2026—
April 2026—
May 2026—
June 2026—
July 2026—
August 2026—
September 2026—
Sale-to-list ratio

Sale-to-list ratio moved from 98.9% in October 2024 to 99.3% in September 2026.

View as table
Month% of list
October 202498.9%
November 2024100%
December 2024100%
January 2025100%
February 2025100%
March 2025100%
April 2025100.6%
May 2025100.1%
June 2025100%
July 202599.3%
August 202599.5%
September 202598.3%
October 2025100%
November 2025100%
December 2025100%
January 2026100%
February 2026100%
March 202699.9%
April 2026101.2%
May 2026100.9%
June 2026100%
July 2026100%
August 202698.3%
September 202699.3%

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Reporting period: September 2026. Source: MLS PIN. Data deemed reliable but not guaranteed. Updated October 28, 2026. Aggregate statistics only.