Current Lake Saint Louis median home price: $402,621
| Date | Average price (≈) | Minimum price (⇓) | Maximum price (⇑) |
|---|---|---|---|
| 2026 February | $439,853 | $395,867 | $483,838 |
| 2026 March | $443,177 | $398,859 | $487,495 |
| 2026 April | $446,526 | $401,874 | $491,179 |
| 2026 May | $449,901 | $404,911 | $494,891 |
| 2026 June | $453,301 | $407,971 | $498,632 |
| 2026 July | $456,727 | $411,055 | $502,400 |
| 2026 August | $459,882 | $413,894 | $505,870 |
| 2026 September | $462,803 | $416,523 | $509,083 |
| 2026 October | $466,301 | $419,671 | $512,931 |
| 2026 November | $469,825 | $422,842 | $516,807 |
| 2026 December | $473,376 | $426,038 | $520,713 |