Zip lookup · MO

63673
Saint Mary, Missouri.

Saint Mary, Sainte Genevieve County, MO · population 2,340

What it costs per month · 63673 $1,384/mo

to buy the typical home at today's mortgage rate — +$847 (+158%) since Jan 2020.

What the home itself did
1 year
Up $20,939 +9%
$242,812$263,751 since Sep 2025
5 years
Up $77,642 +42%
$186,109$263,751 since Sep 2021

Monthly payment to buy the typical home

Home value × that month's 30-year mortgage rate, 20% down, principal and interest. This is the line households feel: prices and rates compound each other.

$500 $1,000 $1,500 $2,000 2002 2006 2010 2014 2018 2022 2026 63673 $1,384 United States $1,922
$500 $1,000 $1,500 $2,000 2002 2010 2018 2026
  • 63673$1,384
  • United States$1,922

At the last five years' pace, a typical home here doubles in price every 10 years.

Typical home values in zip 63673 rose 8.6% over the past year — faster than the nation's +1.2%.

This zip spans 3 counties: Sainte Genevieve County, MO 49% · Perry County, MO 30% · Randolph County, IL 22%

Zillow also publishes an index for the city itself: Saint Mary, MO — measured over the city limits, which is a different area from this zip.

Typical home value $263,751 as of Sep 2026
+8.6%year on year

Typical home value — 63673

Mid-tier homes, smoothed and seasonally adjusted.

$150,000 $200,000 $250,000 $300,000 $350,000 2018 2020 2022 2024 2026 63673 $263,751 United States $366,157
$150,000 $200,000 $250,000 $300,000 $350,000 2018 2022 2026
  • 63673$263,751
  • United States$366,157

Within 20 miles

Miles sorted ascending, activate to sort descending Zip activate to sort by Zip City activate to sort by City Population activate to sort by Population Rent activate to sort by Rent Home value activate to sort by Home value
10.4 63670 Sainte Genevieve 12,293 — $253,868
10.6 63775 Perryville 16,325 — $234,958
12.9 62233 Chester 8,326 — $131,224
13.5 62241 Ellis Grove 879 — $167,127
17.6 62297 Walsh 158 — $195,769
17.9 62242 Evansville 1,660 — $144,893
18.0 62280 Rockwood 421 — $169,488
19.3 62277 Prairie Du Rocher 940 — $161,849
19.5 62288 Steeleville 2,820 — $167,642
20.0 63627 Bloomsdale 2,787 — $305,544

Coordinates and population from SimpleMaps US Zips (Basic). Rent and home values from Zillow Research.