48631 — Monitor, MI Home Values
Typical home value $234,356 as of June 2026 · 2nd of 10 in Bay City, MI
Blue: typical home value (Zillow ZHVI) in ZIP code 48631, June 2021 to June 2026. This page shows observed data only; no forecast.
How 48631 compares in the Bay City, MI area
ZIP code 48631 (Monitor, MI) has a typical home value of $234,356 as of June 2026, ranking 2nd of 10 ZIP codes tracked in the Bay City, MI area, more expensive than about 90% of ZIP codes in the metro. Prices here have moved +7.1% over the trailing 12 months. Over the past five years, the typical value in this ZIP code has changed +39.8%, from $167,692 in June 2021 to $234,356 in June 2026.
Every figure above is observed Zillow data. Sialim's forecasting engine works at the metro level; see the Bay City, MI forecast for a modeled outlook, or browse the full ranked list of ZIP codes in Bay City.
Population and demographics
ZIP code 48631 has a population of 4,058, per the Census Bureau's American Community Survey 5-year estimate. By race and ethnicity: 94.3% White, 4% two or more races, 1.4% Hispanic or Latino, and 0.3% another race.
Nearby public schools
| School | Address | Distance |
|---|---|---|
| Linwood Elementary School | 517 W CENTER ST, LINWOOD, MI | 3.7 mi |
| Bangor Lincoln School | 2771 N EUCLID AVE, BAY CITY, MI | 4.7 mi |
| Bay City Adult EducationCTP | 4155 MONITOR RD, BAY CITY, MI | 5.5 mi |
Distance is straight-line from the ZIP code's center; driving distance will be longer. School attendance is set by district boundaries, not proximity. Confirm which school a specific address is zoned for with the local school district. Source: National Center for Education Statistics.
Frequently asked questions
What is the typical home value in ZIP code 48631?
$234,356 as of June 2026, the latest month Zillow has published observed data for.
Is 48631 an expensive ZIP code in the Bay City, MI area?
48631 ranks 2nd of 10 ZIP codes in the Bay City, MI area by typical home value, more expensive than about 90% of ZIP codes in the metro.
How much have home values in 48631 changed over the past year?
+7.1% over the trailing 12 months, from observed Zillow data.
What is the population of ZIP code 48631?
4,058, per the US Census Bureau's American Community Survey 5-year estimate.
What are the closest public schools to ZIP code 48631?
Linwood Elementary School (3.7 mi), Bangor Lincoln School (4.7 mi), Bay City Adult EducationCTP (5.5 mi), by straight-line distance from the ZIP code's center. School attendance is set by district boundaries, not proximity. Confirm assignment with the local school district.
Is this page showing a forecast for 48631?
No. Every number on this page is observed Zillow data as of June 2026, not a forecast. Sialim's forecasting engine runs at the metro level; see the Bay City, MI forecast for a modeled outlook.
ZIP-level values shown here are observed Zillow data, not forecasts. Sialim's forecasting engine works at the metro level today; ZIP-level forecasts are planned for Sialim Pro. Data © Zillow, via Zillow Research.