Zip Code: 78503 (Mcallen, TX) - 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 78503 Zip Code in February 2026 was 16.545.

You can see similar for other Texas Zip Codes.

The chart and table below shows the trend of the market hotness: supply score for the 78503 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: 78503 - Market Hotness: Trend of Supply Score
Zip Code: 78503 - Market Hotness: Trend of Supply Score
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Month Supply Score
September 2017 22.39300218681662
October 2017 16.787957952354297
November 2017 17.0770202020202
December 2017 13.723466030066456
January 2018 23.146848472695673
February 2018 25.85775802194749
March 2018 16.971865572160247
April 2018 20.825541935037055
May 2018 12.411299126637555
June 2018 8.063551153360367
July 2018 5.19790792277394
August 2018 2.5293817066939193
September 2018 3.652041592695917
October 2018 5.762946204122675
November 2018 30.50300537804492
December 2018 23.438704703161143
January 2019 23.485996705107084
February 2019 28.69308426619051
March 2019 25.355039833737443
April 2019 15.091881513987932
May 2019 9.384647046717431
June 2019 11.712499159550864
July 2019 19.02234453836577
August 2019 17.01144938849857
September 2019 11.02301295687488
October 2019 11.928737412858249
November 2019 13.963025647702121
December 2019 21.331296087158705
January 2020 17.8247523371006
February 2020 21.717540528698702
March 2020 37.057741816844434
April 2020 34.265993765771114
May 2020 24.074350552403704
June 2020 17.389018252835577
July 2020 26.146469723919264
August 2020 36.974522292993626
September 2020 20.523270030157306
October 2020 12.066074123763206
November 2020 28.129466162253046
December 2020 34.561805678010934
January 2021 35.364125814678374
February 2021 49.53107286406266
March 2021 56.07615139078887
April 2021 24.761350407450525
May 2021 15.946882217090069
June 2021 7.542844667612707
July 2021 19.76380337135359
August 2021 10.650887573964498
September 2021 19.11697769685935
October 2021 8.889289578074287
November 2021 13.52802037845706
December 2021 10.299295774647888
January 2022 17.21898051304635
February 2022 21.847379559317815
March 2022 12.934724451578383
April 2022 16.36081674851383
May 2022 29.646535580524347
June 2022 46.389406165942475
July 2022 44.419746225803465
August 2022 60.864735537896266
September 2022 20.462018379563276
October 2022 20.37742235762038
November 2022 10.139016065928578
December 2022 14.46642329569573
January 2023 19.667318982387474
February 2023 18.12517971820186
March 2023 33.76480032109171
April 2023 35.60139573070607
May 2023 44.93485506514494
June 2023 20.790225637993892
July 2023 12.640316951231014
August 2023 23.302818816278435
September 2023 35.413153456998316
October 2023 16.898880246174887
November 2023 19.211905969896836
December 2023 8.674332093337842
January 2024 16.20905800300168
February 2024 10.808279479254471
March 2024 13.783551437577609
April 2024 44.285048905449464
May 2024 35.5643994211288
June 2024 18.494215161457433
July 2024 26.708944160764293
August 2024 9.173427584544944
September 2024 5.387678613258375
October 2024 5.993084902036112
November 2024 10.302008278399509
December 2024 13.485397241273024
January 2025 18.265440210249672
February 2025 14.26974984956589
March 2025 14.438594977129544
April 2025 42.86314727639542
May 2025 25.651678071032908
June 2025 22.632597754548975
July 2025 23.511725796752856
August 2025 22.863058266784975
September 2025 37.16152450090744
October 2025 22.89330922242315
November 2025 18.629938383472272
December 2025 24.076657610690948
January 2026 23.645663799116484
February 2026 17.707407706599888
March 2026 16.54481228949314