Zip Code: 78666 (San Marcos, TX) - Market Hotness: Trend of Hotness Score (Realtor)
Updated on March 13, 2026.

According to data from Realtor.com, the market hotness: hotness score for the 78666 Zip Code in February 2026 was 7.931.

You can see similar for other Texas Zip Codes.

The chart and table below shows the trend of the market hotness: hotness score for the 78666 zip code.

Note: Hotness Score is an equally-weighted composite metric of a geography’s supply score and demand score.

Data Source: Realtor.
Zip Code: 78666 - Market Hotness: Trend of Hotness Score
Zip Code: 78666 - Market Hotness: Trend of Hotness Score
Items per page:
0 of 0
Month Hotness Score
September 2017 67.86629178381756
October 2017 63.64060459040866
November 2017 64.69696969696969
December 2017 60.15549390283245
January 2018 54.99966579774079
February 2018 65.86678705375746
March 2018 70.1431277625763
April 2018 69.6551007687513
May 2018 60.135780567685586
June 2018 59.21026391012431
July 2018 57.40621166139343
August 2018 59.17220235053654
September 2018 55.99163073801674
October 2018 46.58748114630467
November 2018 41.40145523568491
December 2018 46.209200719609356
January 2019 47.416803953871494
February 2019 44.63635739303619
March 2019 43.22133702805681
April 2019 46.266456390565004
May 2019 41.52088907182548
June 2019 37.537820211120824
July 2019 53.50239171744971
August 2019 55.40593286494926
September 2019 50.39966479726681
October 2019 48.94784404854118
November 2019 45.46933992969665
December 2019 38.062180296286456
January 2020 46.67224780242779
February 2020 39.44428216737258
March 2020 33.90216991541008
April 2020 32.944930978180196
May 2020 38.145715138847414
June 2020 42.12799519266882
July 2020 41.752378006341345
August 2020 31.994426751592357
September 2020 40.90390414866737
October 2020 33.84202582592655
November 2020 36.65825977301387
December 2020 36.07829307000529
January 2021 45.79200906772457
February 2021 40.56992682675461
March 2021 64.74008207934337
April 2021 60.314318975552965
May 2021 45.96997690531178
June 2021 70.89291562056545
July 2021 62.64257595639447
August 2021 64.69897623743778
September 2021 59.062357760582614
October 2021 44.21655247024883
November 2021 31.25
December 2021 25.146713615023472
January 2022 22.123747660464606
February 2022 28.470060998381676
March 2022 16.466024612092028
April 2022 37.81985009046265
May 2022 38.72893258426966
June 2022 50.04655493482309
July 2022 45.23478744095582
August 2022 39.10108519183115
September 2022 19.125706095607455
October 2022 17.707539984767706
November 2022 19.29160076583701
December 2022 12.356736565073437
January 2023 8.615015121864438
February 2023 6.086456436307868
March 2023 8.74473208910295
April 2023 6.911945812807881
May 2023 8.433491566508433
June 2023 9.468913193418071
July 2023 11.418734081690406
August 2023 15.734614338801777
September 2023 13.783615869352978
October 2023 20.467561330028207
November 2023 17.520717064096058
December 2023 22.818735204599257
January 2024 32.003178246667254
February 2024 31.516343542193503
March 2024 38.298786894641324
April 2024 42.61760596180717
May 2024 31.60727206946455
June 2024 26.42030737351062
July 2024 26.424806456926373
August 2024 25.584384287894608
September 2024 18.060435699226986
October 2024 14.490971955436036
November 2024 16.47248198681588
December 2024 20.73668798643754
January 2025 20.782687253613666
February 2025 24.78724318748388
March 2025 36.532320704237506
April 2025 31.72074646940148
May 2025 32.41691104594331
June 2025 28.13782423538521
July 2025 27.773601924233315
August 2025 19.661342797988762
September 2025 14.591651542649728
October 2025 11.754068716094032
November 2025 10.786516853932584
December 2025 12.335707467508628
January 2026 11.2803224056421
February 2026 9.45956862428306
March 2026 7.931487718721761