September 2026 — Current data, price trends, and market analysis.
September 2026 Key Metrics
Updated October 2026$699,400
Median Sale Price
+14.66% YoY$636,860
Avg. Sale Price
-16.86% YoY17 days
Median Days on Mkt
-63.04% YoY29 days
Avg. CDOM
-27.50% YoY3.32
Absorption Rate
+22.06% YoY$799,900
Median List Price
+4.02% YoYMarket Analysis
Marstons Mills delivered a notably fast-moving market in September 2026. The median sale price rose 14.66% year-over-year to $699,400 — up from $610,000 in September 2025 — a strong gain that reflects healthy buyer demand for the village's spacious lots and pond-access properties. The YTD median of $710,000 is essentially flat (-0.70%) versus 2025's $715,000, confirming the village's exceptional price stability across the full year.
Days on market compressed sharply. The median CDOM fell to just 17 days — down 63.04% from 46 days in September 2025 — and the average CDOM dropped to 29 days (-27.50% YoY). These are among the fastest absorption times seen in Marstons Mills in recent years, indicating that well-priced homes are attracting immediate buyer interest. The average sale price of $636,860 is down 16.86% YoY, reflecting a mix of smaller or inland closings this month rather than the pond-front premium properties that drove last September's average.
The absorption rate improved to 3.32 (+22.06% YoY), its strongest September reading in recent memory. Active inventory is priced at a median of $799,900 (+4.02% YoY) and an average of $1,698,624 (+41.94% YoY) — the elevated average reflects a handful of high-ask waterfront listings skewing the pool. The YTD absorption rate of 2.23 is up 12.63% from 2025's 1.98, confirming a gradual tightening of supply relative to demand throughout the year. Data updated October 1, 2026.
Marstons Mills continues to attract buyers drawn to its central location, pond-front properties, and strong value relative to neighboring Centerville and Osterville.
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