Zip lookup · MI

48631
Monitor, Michigan.

Monitor, Bay County, MI · Bay City, MI metro · population 3,681

What it costs per month · 48631 $1,210/mo

to buy the typical home at today's mortgage rate — +$708 (+141%) since Jan 2020.

What the home itself did
1 year
Up $15,451 +7%
$215,078$230,529 since Sep 2025
5 years
Up $66,037 +40%
$164,492$230,529 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 48631 $1,210 United States $1,922
$500 $1,000 $1,500 $2,000 2002 2010 2018 2026
  • 48631$1,210
  • 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 48631 rose 7.2% over the past year — faster than the nation's +1.2%.

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

Typical home value $230,529 as of Sep 2026
+7.2%year on year

Typical home value — 48631

Mid-tier homes, smoothed and seasonally adjusted.

$100,000 $200,000 $300,000 2018 2020 2022 2024 2026 48631 $230,529 Bay City $186,132 United States $366,157
$100,000 $200,000 $300,000 2018 2022 2026
  • 48631$230,529
  • Bay City$186,132
  • 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
5.5 48634 Linwood 4,334 — $209,765
5.9 48611 Auburn 6,093 — $236,559
6.3 48706 Bay City 38,974 $938 $192,332
11.4 48642 Midland 34,039 $1,578 $255,858
11.6 48650 Pinconning 6,510 — $187,820
11.7 48708 Bay City 25,635 $859 $137,802
12.2 48732 Essexville 11,340 $973 $207,418
13.1 48604 Saginaw 11,011 $1,670 $142,849
13.2 48623 Freeland 15,129 — $301,166
15.3 48652 Rhodes 1,832 — $215,967
15.4 48603 Saginaw 27,757 $1,132 $231,896
16.5 48747 Munger 1,549 — $221,379
17.6 48628 Hope 2,076 — $223,970
17.8 48607 Saginaw 1,614 $1,022 $38,655
18.1 48640 Midland 32,492 $1,355 $247,709
18.4 48602 Saginaw 27,127 $1,073 $84,229
18.5 48638 Saginaw 12,875 — $202,733
19.5 48613 Bentley 1,081 — $200,826

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