What are the schools like in Petersburg, MI?

Petersburg is served primarily by Summerfield Schools. The district operates 1 elementary schools, several middle schools, and 1 high schools with a student-to-teacher ratio of 16.1:1.

What is the median household income in Petersburg?

The median household income in Petersburg, MI is $67,778 according to the most recent US Census American Community Survey 5-year estimates. The unemployment rate is 3.8%.

What is the weather like in Petersburg, MI?

Petersburg has an average high temperature of 32.1°F in January and 84.0°F in July. Annual precipitation averages 34.8 inches and annual snowfall averages 39.1 inches.

Petersburg, MI Cost of Living, Crime & Is It a Good Place to Live? (2026)

Q: Is Petersburg, MI affordable or expensive?

Petersburg's cost of living index is 93, where 100 represents the national average. This means Petersburg is 7% less expensive than the average US city. The median home value is $168,600 and the median rent is $1,000 per month.

Q: What is the crime rate in Petersburg, MI?

Crime rate data for Petersburg is not currently available from the FBI's reported data.

Is Petersburg, MI a Good Place to Live?

Petersburg is a small town of 1,148 in Michigan, with a median household income of $67,778 and a 3.8% unemployment rate. Its cost of living index is 93 (US average = 100), which is 7% below the national average.

Strengths: Petersburg stands out for an affordable cost of living, below-average home prices, solid school ratings (B-).

Trade-offs: No major red flags stand out in the available data. Whether Petersburg is right for you depends on your priorities — the full breakdown is below.

All Petersburg city data on this page comes from official government sources — the US Census Bureau, FBI, NCES, BEA, and NOAA — updated annually.

Cost of Living

Index: 93.2

Petersburg's overall cost of living index is 93.2, where 100 represents the US national average. Living in Petersburg costs roughly 7% less than the average American city.

Metric	Petersburg, MI	National Avg
Median Home Value	$168,600	$244,900
Median Monthly Rent	$1,000	$1,163
Homeownership Rate	83.9%	65.9%
Median Household Income	$67,778	$74,755

Crime & Safety

Crime data for Petersburg is not currently available from the FBI's Uniform Crime Reporting program. Not all local agencies report to the UCR each year.

Schools & Education

Petersburg is served primarily by Summerfield Schools. The student-to-teacher ratio is 16.1:1 (slightly above the national average of ~16:1).

Metric	Petersburg, MI	National Avg
School District	Summerfield Schools	—
Elementary Schools	1	—
Middle Schools	N/A	—
High Schools	1	—
Student/Teacher Ratio	16.1:1	16:1
Bachelor's Degree or Higher	19.5%	35.4%
High School Diploma or Higher	92.8%	91.1%

Weather & Climate

Petersburg sees average highs of 32.1°F in January and 84.0°F in July, with 34.8 inches of annual precipitation and 39.1 inches of snow per year.

Metric	Petersburg, MI
Average High — January	32.1°F
Average High — July	84.0°F
Annual Precipitation	34.8"
Annual Snowfall	39.1"

Demographics

Metric	Petersburg, MI	National Avg
Population	1,148	—
Median Age	41.2	38.9
Unemployment Rate	3.8%	3.7%
Avg Commute Time	28.8 min	26 min
White (non-Hispanic)	98.1%	59.3%
Black or African American	0.0%	13.6%
Hispanic or Latino	0.8%	18.9%
Asian	0.0%	6.3%
Under 18	21.7%	22.2%
65 and over	13.5%	16.8%

Nearby Cities

Deerfield, MI 3 mi Dundee, MI 5 mi Ida, MI 8 mi Britton, MI 9 mi Blissfield, MI 9 mi

ZIP Codes in Petersburg

Petersburg, MI is covered by 1 ZIP code:

49270

Petersburg vs Other Cities

Petersburg, MI vs Deerfield, MI Petersburg, MI vs Dundee, MI Petersburg, MI vs Ida, MI Petersburg, MI vs Britton, MI Petersburg, MI vs Blissfield, MI

Frequently Asked Questions

Is Petersburg, MI affordable or expensive?

Petersburg's cost of living index is 93, where 100 is the national average. That makes Petersburg roughly 7% less expensive than a typical US city — a meaningful affordability advantage. The median home price is $168,600 and median rent is $1,000/month.

What is the crime rate in Petersburg, MI?

Crime data for Petersburg is not available in the current FBI UCR reporting year. Not all jurisdictions submit data annually.

What are the schools like in Petersburg?

Public schools in Petersburg are operated by Summerfield Schools. The district has 1 elementary, several middle, and 1 high schools. The student-to-teacher ratio is 16.1:1. 19.5% of adults 25+ hold a bachelor's degree or higher.

Is Petersburg, MI a good place to live?

Petersburg, MI has a population of 1,148, a median household income of $67,778, and an unemployment rate of 3.8%. It offers below-average costs of living, which stretches take-home pay further than in most American cities. Whether it's right for you depends on your priorities — use the compare tool above to stack it against another city you're considering.

What is the weather like in Petersburg?

Petersburg averages 32.1°F in January and 84.0°F in July. Annual rainfall is 34.8 inches with about 39.1 inches of snow per year. Based on NOAA 30-year climate normals (1991–2020).

What ZIP codes are in Petersburg?

Petersburg, MI is covered by 1 ZIP code: 49270.

What is the population of Petersburg?

The population of Petersburg, Michigan is 1,148 with a median age of 41.2. Source: US Census ACS 5-Year Estimates.

What are the pros and cons of living in Petersburg?

Key numbers for living in Petersburg: cost of living index 93 (100 = US average), median home $168,600, median household income $67,778, schools rated B-. Whether these are benefits or drawbacks depends on where you're coming from — compare Petersburg side by side with your current city to see the trade-offs.