Zip Code: 19121 (Philadelphia, PA) - Trend of Active Listing Count of Houses (Realtor)
Updated on March 13, 2026.

According to data from Realtor.com, the active listing count of houses in the 19121 Zip Code in February 2026 was 149. The month over month percentage change (MoM) was -0.0776%, and the year over year percentage change (YoY) was -0.2122%.

You can see similar for other Pennsylvania Zip Codes, and for Pennsylvania.

The chart below shows the trend of active listing count in the 19121 zip code. The table below shows the trend, and the MoM and YoY percentage changes.

Data Source: Realtor.
Zip Code: 19121 - Trend of Active Listing Count of Houses
Zip Code: 19121 Trend of Active Listing Count of Houses
Items per page:
1 – 10 of 116
Month Active Listing Count MoM Perc. Change (%) YoY Perc. Change (%)
Aug 2016 70
Sep 2016 86
Oct 2016 87
Nov 2016 85
Dec 2016 84
Jan 2017 75
Feb 2017 77
Mar 2017 87
Apr 2017 90
May 2017 98
Jun 2017 111
Jul 2017 114
Aug 2017 108 -0.0485 0.5429
Sep 2017 107 -0.0139 0.2456
Oct 2017 115 0.0798 0.3295
Nov 2017 112 -0.0304 0.3118
Dec 2017 123 0.1031 0.4643
Jan 2018 101 -0.1789 0.3467
Feb 2018 98 -0.0297 0.281
Mar 2018 104 0.0612 0.2023
Apr 2018 94 -0.0962 0.0444
May 2018 89 -0.0532 -0.0918
Jun 2018 79 -0.1124 -0.2851
Jul 2018 88 0.1139 -0.2247
Aug 2018 95 0.0739 -0.125
Sep 2018 96 0.0106 -0.1033
Oct 2018 110 0.1518 -0.0435
Nov 2018 117 0.0636 0.0493
Dec 2018 120 0.0214 -0.0285
Jan 2019 123 0.0293 0.2178
Feb 2019 130 0.0528 0.3214
Mar 2019 144 0.112 0.3846
Apr 2019 154 0.0694 0.6383
May 2019 157 0.0162 0.7584
Jun 2019 165 0.0511 1.0823
Jul 2019 157 -0.0456 0.7841
Aug 2019 152 -0.035 0.6032
Sep 2019 152 0.0033 0.5916
Oct 2019 150 -0.0132 0.3636
Nov 2019 149 -0.0067 0.2735
Dec 2019 154 0.0336 0.2887
Jan 2020 151 -0.0195 0.2276
Feb 2020 131 -0.1325 0.0116
Mar 2020 140 0.0687 -0.0278
Apr 2020 133 -0.0536 -0.1396
May 2020 130 -0.0226 -0.1725
Jun 2020 134 0.0347 -0.1854
Jul 2020 132 -0.0149 -0.1592
Aug 2020 132 -0.0038 -0.132
Sep 2020 146 0.1103 -0.0395
Oct 2020 163 0.113 0.0833
Nov 2020 166 0.0215 0.1141
Dec 2020 149 -0.1024 -0.0325
Jan 2021 138 -0.0772 -0.0894
Feb 2021 133 -0.0327 0.0153
Mar 2021 137 0.0263 -0.025
Apr 2021 133 -0.0293 0.0
May 2021 126 -0.0528 -0.0309
Jun 2021 128 0.0199 -0.0448
Jul 2021 145 0.1289 0.0947
Aug 2021 144 -0.0035 0.0951
Sep 2021 151 0.0451 0.0308
Oct 2021 154 0.0199 -0.0554
Nov 2021 142 -0.0749 -0.1446
Dec 2021 150 0.0528 0.0034
Jan 2022 143 -0.0468 0.0364
Feb 2022 136 -0.0456 0.0226
Mar 2022 139 0.0184 0.0147
Apr 2022 137 -0.0108 0.034
May 2022 154 0.1241 0.2271
Jun 2022 192 0.2435 0.4961
Jul 2022 196 0.0209 0.3529
Aug 2022 208 0.0639 0.4444
Sep 2022 211 0.012 0.3987
Oct 2022 211 0.0024 0.3746
Nov 2022 221 0.0474 0.5563
Dec 2022 232 0.0498 0.5518
Jan 2023 215 -0.0733 0.5088
Feb 2023 204 -0.0535 0.4963
Mar 2023 198 -0.027 0.4296
Apr 2023 225 0.1364 0.6423
May 2023 231 0.0267 0.5
Jun 2023 230 -0.0065 0.1984
Jul 2023 219 -0.0458 0.1202
Aug 2023 208 -0.0502 0.0
Sep 2023 216 0.0385 0.0261
Oct 2023 221 0.0231 0.0474
Nov 2023 235 0.0633 0.0633
Dec 2023 230 -0.0234 -0.0108
Jan 2024 222 -0.0327 0.0326
Feb 2024 198 -0.1104 -0.0295
Mar 2024 213 0.0759 0.0732
Apr 2024 212 -0.0024 -0.0578
May 2024 198 -0.0684 -0.145
Jun 2024 197 -0.0051 -0.1438
Jul 2024 180 -0.084 -0.1781
Aug 2024 176 -0.025 -0.1563
Sep 2024 177 0.0085 -0.1806
Oct 2024 187 0.0537 -0.1561
Nov 2024 197 0.0563 -0.1617
Dec 2024 209 0.0609 -0.0893
Jan 2025 192 -0.0837 -0.1374
Feb 2025 186 -0.0313 -0.0608
Mar 2025 189 0.0162 -0.1129
Apr 2025 188 -0.0027 -0.1132
May 2025 203 0.0771 0.0253
Jun 2025 192 -0.0519 -0.0229
Jul 2025 190 -0.013 0.0528
Aug 2025 187 -0.0158 0.0627
Sep 2025 184 -0.0134 0.0395
Oct 2025 199 0.0788 0.0643
Nov 2025 213 0.073 0.0812
Dec 2025 214 0.0047 0.0239
Jan 2026 189 -0.1168 -0.0131
Feb 2026 161 -0.1481 -0.1321
Mar 2026 149 -0.0776 -0.2122