Zip Code: 63303 (Saint Charles, MO) - 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 63303 Zip Code in February 2026 was 74.788.

You can see similar for other Missouri Zip Codes.

The chart and table below shows the trend of the market hotness: hotness score for the 63303 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: 63303 - Market Hotness: Trend of Hotness Score
Zip Code: 63303 - Market Hotness: Trend of Hotness Score
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Month Hotness Score
September 2017 92.76788503592627
October 2017 90.55171984823039
November 2017 92.08964646464646
December 2017 90.79940641331699
January 2018 94.14811844128067
February 2018 94.631198777608
March 2018 94.92036764189996
April 2018 91.48486737308679
May 2018 93.12227074235807
June 2018 88.46307252542711
July 2018 84.05759669400142
August 2018 83.44085334695963
September 2018 89.4876997210246
October 2018 83.92408245349421
November 2018 81.29389433723506
December 2018 88.60190182472371
January 2019 90.61285008237232
February 2019 89.07698647070943
March 2019 87.73813647384829
April 2019 90.44843664289633
May 2019 80.19482746792892
June 2019 88.02528071001143
July 2019 77.6489089836839
August 2019 79.78467343221442
September 2019 81.72822793785856
October 2019 78.48889749548154
November 2019 75.68675953651868
December 2019 73.69627316813924
January 2020 71.73852378959117
February 2020 74.74076237768367
March 2020 88.01397572636999
April 2020 89.05299094552473
May 2020 88.91460137354434
June 2020 89.4689401337039
July 2020 80.55448147861728
August 2020 78.51512738853503
September 2020 75.50737631428805
October 2020 71.14707362066073
November 2020 88.54140395124001
December 2020 82.28266619643802
January 2021 81.66619438934542
February 2021 91.60568896217666
March 2021 90.19037847697219
April 2021 90.27357392316648
May 2021 87.86374133949192
June 2021 62.46588800349307
July 2021 74.75017664277783
August 2021 86.60655583732506
September 2021 89.48566226672736
October 2021 84.28597187161918
November 2021 92.9585152838428
December 2021 87.05007824726135
January 2022 87.11328856104811
February 2022 97.3359890451886
March 2022 81.88871054039592
April 2022 85.05427759110881
May 2022 76.43375468164794
June 2022 84.14545830746948
July 2022 93.31295730295452
August 2022 87.99880372554045
September 2022 83.12115335975045
October 2022 93.1073876618431
November 2022 93.07000749188379
December 2022 94.35860429578062
January 2023 95.52570716954278
February 2023 95.34170420780217
March 2023 94.71703792895846
April 2023 91.31773399014779
May 2023 94.02585597414404
June 2023 96.22130259138831
July 2023 89.6283369493444
August 2023 87.00716033717032
September 2023 80.37632022721222
October 2023 87.78100692366868
November 2023 95.50989345509893
December 2023 95.8488332769699
January 2024 95.34740001765692
February 2024 93.83722019293809
March 2024 91.87601490113668
April 2024 80.51234280391245
May 2024 96.1287988422576
June 2024 86.5437748230012
July 2024 90.70581452808433
August 2024 94.03164912844406
September 2024 93.0389630670727
October 2024 85.33999231655781
November 2024 90.35719760846237
December 2024 90.20960160283579
January 2025 87.81208935611039
February 2025 90.23897532880599
March 2025 94.27807025114353
April 2025 88.41627437794217
May 2025 88.00912349299446
June 2025 82.85714285714286
July 2025 79.92333132892364
August 2025 78.71561668145519
September 2025 92.90744101633393
October 2025 92.64014466546112
November 2025 86.87930409568685
December 2025 84.08106322050077
January 2026 90.29295512671472
February 2026 84.90588900557395
March 2026 74.78846627782798