Zip Code: 78521 (Brownsville, 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 78521 Zip Code in February 2026 was 43.03.

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 78521 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: 78521 - Market Hotness: Trend of Supply Score
Zip Code: 78521 - Market Hotness: Trend of Supply Score
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Month Supply Score
September 2017 32.508591065292094
October 2017 37.749580145549544
November 2017 40.43560606060606
December 2017 35.15710691012323
January 2018 32.87881826081144
February 2018 28.47617724683984
March 2018 18.164596926962744
April 2018 14.834822356118845
May 2018 9.873089519650655
June 2018 16.951405969553946
July 2018 32.21411506424744
August 2018 33.74425140521206
September 2018 30.249809789500382
October 2018 25.094268476621416
November 2018 16.08351787409048
December 2018 17.180673348753533
January 2019 33.502471169686984
February 2019 52.66121832291738
March 2019 44.773120886733636
April 2019 28.757542512342294
May 2019 14.87274473485628
June 2019 16.842600685806495
July 2019 16.04744118996134
August 2019 16.63413999479573
September 2019 13.633726551924191
October 2019 19.40356312935709
November 2019 24.801458143470903
December 2019 60.12090613166811
January 2020 66.49225617413144
February 2020 58.77756681758435
March 2020 47.32622287605737
April 2020 52.07065459403295
May 2020 30.31501940877874
June 2020 82.78374521144745
July 2020 63.20470187920502
August 2020 23.343949044585987
September 2020 5.110440948732578
October 2020 2.6748281066577224
November 2020 0.8490962589323245
December 2020 1.375418797390231
January 2021 0.6139605176159441
February 2021 1.48407708955993
March 2021 1.6073871409028728
April 2021 0.8847497089639115
May 2021 22.586605080831408
June 2021 26.951206200196488
July 2021 46.42172201473706
August 2021 37.362637362637365
September 2021 28.04733727810651
October 2021 24.66642625315543
November 2021 12.872998544395925
December 2021 9.428794992175273
January 2022 7.871848508202135
February 2022 25.457487862566914
March 2022 55.37720706260032
April 2022 18.544843628844664
May 2022 21.74625468164794
June 2022 15.280364163045727
July 2022 16.99546170232472
August 2022 28.50551140733145
September 2022 40.13152348031363
October 2022 22.23914699162224
November 2022 43.27811537501041
December 2022 26.139740215638003
January 2023 59.71357409713575
February 2023 63.13620243458258
March 2023 37.15633152719246
April 2023 17.15927750410509
May 2023 8.766791233208766
June 2023 8.660951817913094
July 2023 26.648429393453448
August 2023 48.844375963020035
September 2023 26.271412088399753
October 2023 18.711000940251303
November 2023 14.865550481988837
December 2023 18.016570848833275
January 2024 21.921073541096494
February 2024 40.38587618244826
March 2024 31.961027796351132
April 2024 20.773171867722404
May 2024 25.0904486251809
June 2024 27.38732515973062
July 2024 23.69461373744029
August 2024 27.55241384850189
September 2024 17.45139376903256
October 2024 16.965040338071454
November 2024 19.08630998007052
December 2024 38.18293904600447
January 2025 46.80519053876478
February 2025 39.10427232872002
March 2025 28.678691637179597
April 2025 16.29959650302623
May 2025 8.952427500814597
June 2025 6.171118854045683
July 2025 13.672579675285629
August 2025 8.65128660159716
September 2025 10.88929219600726
October 2025 12.91139240506329
November 2025 36.98441464298659
December 2025 60.78273000954548
January 2026 63.14035495621173
February 2026 73.02690039583165
March 2026 43.029655795613245