Zip Code: 85143 (San Tan Valley, AZ) - 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 85143 Zip Code in February 2026 was 66.376.

You can see similar for other Arizona Zip Codes.

The chart and table below shows the trend of the market hotness: supply score for the 85143 zip code.

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

Data Source: Realtor.
Zip Code: 85143 - Market Hotness: Trend of Supply Score
Zip Code: 85143 - Market Hotness: Trend of Supply Score
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Month Supply Score
September 2017 92.17744454857856
October 2017 83.06276046526094
November 2017 96.83080808080808
December 2017 96.06426221046519
January 2018 92.5272374841254
February 2018 95.86053618558134
March 2018 95.72019925629692
April 2018 92.98427868965994
May 2018 94.35725982532752
June 2018 91.03237386159677
July 2018 90.72770710918834
August 2018 94.14920797138477
September 2018 94.18589906162819
October 2018 91.37757667169431
November 2018 97.2603606453654
December 2018 99.67232074016962
January 2019 98.21416803953872
February 2019 92.07472014284733
March 2019 89.17907862833391
April 2019 88.27482172243555
May 2019 90.38896892364684
June 2019 85.84683654945204
July 2019 86.06251228621977
August 2019 78.79911527452511
September 2019 88.13898021014633
October 2019 97.32765298218436
November 2019 99.14073688321832
December 2019 94.52600810469673
January 2020 99.53955629970699
February 2020 98.92653716956332
March 2020 90.89371092313351
April 2020 92.2740092029093
May 2020 98.10391161540758
June 2020 93.30729362277474
July 2020 95.52238805970148
August 2020 86.44904458598725
September 2020 97.44885483739506
October 2020 98.80093912460171
November 2020 99.31063472047079
December 2020 94.17210368541703
January 2021 94.89940493057524
February 2021 92.66206327939813
March 2021 89.19288645690835
April 2021 80.39580908032596
May 2021 76.48960739030024
June 2021 76.07248117017792
July 2021 84.60684364590693
August 2021 84.70930778623085
September 2021 86.9458352298589
October 2021 87.91922106022358
November 2021 86.88136826783115
December 2021 91.12871674491393
January 2022 95.07871848508202
February 2022 81.5386530561434
March 2022 73.46174424826111
April 2022 61.26906177306798
May 2022 65.47284644194757
June 2022 77.86054210635216
July 2022 75.96554598499583
August 2022 74.5108091942237
September 2022 65.44136244836018
October 2022 54.04925107895405
November 2022 43.27811537501041
December 2022 28.397996434332285
January 2023 21.455257071695428
February 2023 31.160739959743122
March 2023 40.44752157334939
April 2023 28.58169129720854
May 2023 40.24845975154025
June 2023 36.80165533550103
July 2023 59.88114328836902
August 2023 53.82035711048672
September 2023 50.74110233425046
October 2023 78.57936575775707
November 2023 77.14358193810249
December 2023 72.48055461616502
January 2024 52.34395691710073
February 2024 76.58518310386813
March 2024 89.21577992167352
April 2024 66.58593386120167
May 2024 49.18596237337192
June 2024 51.139699533759284
July 2024 33.95651457749958
August 2024 38.42075668728412
September 2024 50.12883579292574
October 2024 40.03073376872839
November 2024 51.73233174919516
December 2024 59.605455806426754
January 2025 65.11169513797634
February 2025 60.25960629244391
March 2025 59.95512211961681
April 2025 65.71956960322798
May 2025 48.753665689149564
June 2025 38.102981029810294
July 2025 39.687312086590495
August 2025 43.93670511682934
September 2025 49.08892921960072
October 2025 56.07233273056058
November 2025 66.3646248640812
December 2025 62.97084954842499
January 2026 57.21150120127102
February 2026 62.75143387995799
March 2026 66.37640680193871