Zip Code: 06807 (Cos Cob, CT) - Market Hotness: Trend of Supply Score (Realtor)

Updated on March 13, 2026.

According to data from Realtor.com, the market hotness: supply score for the 06807 Zip Code in July 2025 was 49.327.

You can see similar for other Connecticut Zip Codes.

The chart and table below shows the trend of the market hotness: supply score for the 06807 zip code.

Note: Supply Score is an index representing the metro's median days on market ranking compared to other metros.

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Zip Code: 06807 - Market Hotness: Trend of Demand Score (Realtor)

Related Topics: Zip Code: 06807 - Realtor House Inventory Topic List

Data Source: Realtor.

Zip Code: 06807 - Market Hotness: Trend of Supply Score

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Month	Supply Score
September 2017	13.851921274601686
October 2017	13.752565777197237
November 2017	16.849747474747474
December 2017	18.80766501064585
January 2018	10.620947797607112
February 2018	4.563133768578969
March 2018	4.07633480670736
April 2018	14.613200360135744
May 2018	40.54994541484716
June 2018	33.942697600212725
July 2018	23.61981016336282
August 2018	12.742718446601941
September 2018	6.169160537661679
October 2018	7.290095525389644
November 2018	20.60740272065802
December 2018	42.906707787201235
January 2019	25.957166392092258
February 2019	13.076024998283083
March 2019	23.97644613785937
April 2019	28.757542512342294
May 2019	29.004596281813814
June 2019	42.81584078531567
July 2019	25.83710110739794
August 2019	15.105386416861826
September 2019	8.618577966866498
October 2019	5.738445649367415
November 2019	5.585210259080848
December 2019	18.421577094266926
January 2020	34.17748011720385
February 2020	24.58741054476413
March 2020	16.300110334681868
April 2020	7.993172035030429
May 2020	6.38250223947447
June 2020	14.136558251333284
July 2020	15.544041450777202
August 2020	27.523885350318473
September 2020	15.779607139946206
October 2020	16.250209626027168
November 2020	23.98486759142497
December 2020	13.798271909716101
January 2021	22.8676678945877
February 2021	28.898278882819746
March 2021	86.01231190150479
April 2021	71.90919674039581
May 2021	62.20554272517321
June 2021	54.50278353891497
July 2021	25.204400928636318
August 2021	13.102282333051562
September 2021	7.619481110605371
October 2021	6.058420483231157
November 2021	32.914847161572055
December 2021	39.21165884194053
January 2022	15.490476714741824
February 2022	5.079048923191834
March 2022	5.069555912252541
April 2022	9.304729904368052
May 2022	1.4044943820224718
June 2022	13.159528243327125
July 2022	2.8989534129850885
August 2022	1.051012560881825
September 2022	61.664277885507126
October 2022	17.339426250317338
November 2022	6.434695746274868
December 2022	5.756006452160625
January 2023	32.307418608788474
February 2023	46.59254289274418
March 2023	37.15633152719246
April 2023	67.50821018062398
May 2023	70.45752954247045
June 2023	81.24938417578088
July 2023	34.07225733421375
August 2023	53.37623493156893
September 2023	26.999201207064882
October 2023	30.69493119070006
November 2023	68.30711990529342
December 2023	36.827866080486984
January 2024	15.432153262117065
February 2024	51.643720146108464
March 2024	96.84783646957685
May 2024	97.96490593342982
June 2024	63.14108098773959
July 2024	82.34228298468128
August 2024	39.85059040886818
September 2024	11.540563754196924
October 2024	36.680752977333846
November 2024	40.058255403955236
May 2025	96.90452916259368
June 2025	64.56058846302749
July 2025	71.47474443776308
August 2025	49.32712215320911