Petersburg, MI · standard
ZIP Code 49270
Monroe County, Michigan - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 5,874
- 51/sq mi Moderate-density area
- $94,840
- Median income Above-median income area
- $297,600
- Median home value Above-median home value
- 26.5%
- Bachelor's or higher Near-average bachelor's attainment
National ZIP placement
Petersburg pairs an upper-quartile household income with above-median home values, in a rural, homeowner-dominated area.
- Top 23%
- household income, US ZIPs
- Top 34%
- home value, US ZIPs
- 51
- people per sq mi
- 92%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 49270 against every reporting US ZIP.
FHFA HPI release change
What changed in the latest House Price Index year
- FHFA House Price Index values in ZIP 49270 (Petersburg, MI) fell -4.0% from 2023 to 2024. The all-transactions index moved from 176.1 in 2023 to 169.1 in 2024 (2000 = 100).
ZIP code 49270 is a mid-sized community (a standard USPS delivery area) in Petersburg, Monroe County, Michigan, home to 5,874 residents across 116.1 square miles, a density of 51 people per square mile, in the Detroit time zone.
ZIP 49270 lands in the middle-income range, with a median household income of $94,840 (29% above the average Michigan ZIP), while per-capita income is $46,660. Both reported hardship measures are comparatively low in absolute terms: poverty is 5.7% and unemployment is 3.7%. Housing is both higher-cost and owner-heavy: median home value is $297,600 (36% above the average Michigan ZIP), while 92.3% of occupied homes are owner-occupied and median rent is $918.
Educational attainment sits below the national norm: 26.5% of adults hold a bachelor's degree or higher, the median age is 45.8, and the average commute is 29 minutes. The page also surfaces 9 ZIP codes within roughly 10 miles and 6 more in Monroe County, so 49270 can be compared with both its immediate and county-level context.
Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →
Top industries in ZIP 49270
Top 5 sectors by establishment count in Petersburg, MI
Which industries have the most business establishments in ZIP 49270.
- Construction
Construction
10 establishments
- Accommodation and food services
Accommodation and food services
7 establishments
- Other services (except public administration)
Other services (except public administration)
5 establishments
- Manufacturing
Manufacturing
4 establishments
- Transportation and warehousing
Transportation and warehousing
4 establishments
What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.
Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 49270, Petersburg, MI · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.
Quick Facts
5,874
Population
116.1
Area (sq mi)
51
People / sq mi
Detroit
Time Zone
standard
ZIP Type
Who lives in ZIP 49270?
45.8
Median Age
49.3%
Male
50.7%
Female
0.9%
Foreign-Born
Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How much do residents earn?
$94,840
Median Household Income
+29% vs state ZIP avg
$46,660
Per Capita Income
5.7%
Poverty Rate
3.7%
Unemployment Rate
29.4 min
Mean Commute Time
How ZIP 49270 ranks among Michigan ZIPs
Petersburg, MI household income vs. every Michigan ZIP code
Median household income among 962 reporting Michigan ZIPs (this ZIP's population is too small for a reliable national-corpus placement)
$94,840 Top 15% higher than 85% of 962 Michigan ZIPs
Each bar is a $20K-wide band; taller bars hold more Michigan ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.
Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What is the education profile here?
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What does housing look like?
Housing stock: occupied vs vacant
2,209housing units
2,209
Total Housing Units
2,043
Occupied Units
166
Vacant Units
2.71
Avg Household Size
Occupancy Type
$297,600
Median Home Value
+36% vs state ZIP avg
$918
Median Rent
1973
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How have home values changed over time?
FHFA House Price Index, annual appreciation data based on repeat sales and appraisals
-4.0%
YoY Change (2024)
169
HPI Index (2000 = 100)
+69%
Total Change Since 2000
Home values in ZIP 49270 have decreased 4.0% over the past year (2024). Since 2000, this ZIP has seen +69% cumulative appreciation.
| Year | Annual Change | HPI Index |
|---|---|---|
| 2020 | +6.5% | 137 |
| 2021 | +6.3% | 146 |
| 2022 | +9.0% | 159 |
| 2023 | +10.8% | 176 |
| 2024 | -4.0% | 169 |
Source: Federal Housing Finance Agency (FHFA) House Price Index, All-Transactions, Five-Digit ZIP Codes (Developmental Index). Index base = 100 in year 2000. Data through 2024. ZIP codes with few transactions may show missing values.
What businesses operate in this ZIP?
Census Bureau data shows 48 business establishments in ZIP 49270, employing approximately 549 people with a combined annual payroll of $30,133,000.
48
Businesses
549
Employees
$30.1M
Annual Payroll
9
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Construction | 10 | 20.8% |
| Accommodation and food services | 7 | 14.6% |
| Other services (except public administration) | 5 | 10.4% |
| Manufacturing | 4 | 8.3% |
| Transportation and warehousing | 4 | 8.3% |
| Wholesale trade | 3 | 6.3% |
| Retail trade | 3 | 6.3% |
| Administrative and support and waste management and remediation services | 3 | 6.3% |
| Health care and social assistance | 3 | 6.3% |
Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.
Nearby ZIP Codes
Want a side-by-side? Compare 49270 vs 48131 →
ZIP 49270 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 48182
Temperance (48182)
21,708 residents
- 48144
Lambertville (48144)
9,952 residents
- 48131 6,764
Dundee (48131)
6,764 residents
- 49270 5,874
Petersburg (49270)
5,874 residents
- 49267 4,072
Ottawa Lake (49267)
4,072 residents
- 49229 3,245
Britton (49229)
3,245 residents
- 48140 3,095
Ida (48140)
3,095 residents
- 49238 1,735
Deerfield (49238)
1,735 residents
- 49276 1,003
Riga (49276)
1,003 residents
What this shows Among its immediate neighbors, ZIP 49270 ranks #4 by population - useful context the national average alone can't give.
ZIP 49270 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 48140
Ida (48140)
$109,257 median income
- 48144
Lambertville (48144)
$101,410 median income
- 49267
Ottawa Lake (49267)
$97,961 median income
- 49229
Britton (49229)
$94,950 median income
- 49270
Petersburg (49270)
$94,840 median income
- 48131
Dundee (48131)
$85,747 median income
- 48182
Temperance (48182)
$84,375 median income
- 48177
Samaria (48177)
$81,818 median income
- 49238
Deerfield (49238)
$75,054 median income
What this shows By household income, ZIP 49270 ranks #5 of 9 neighboring ZIPs, local affluence varies block to block, not just metro to metro.
| ZIP Code | City | Population | Distance |
|---|---|---|---|
| 48131 | Dundee, MI | 6,764 | 6.7 mi |
| 48140 | Ida, MI | 3,095 | 5.3 mi |
| 49238 | Deerfield, MI | 1,735 | 5.8 mi |
| 49267 | Ottawa Lake, MI | 4,072 | 7.8 mi |
| 48177 | Samaria, MI | 218 | 7.0 mi |
| 48144 | Lambertville, MI | 9,952 | 8.5 mi |
| 49276 | Riga, MI | 1,003 | 7.2 mi |
| 48182 | Temperance, MI | 21,708 | 7.6 mi |
| 49229 | Britton, MI | 3,245 | 11.0 mi |
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 49270, both outside MI so the neighborhoods are not geographic containment (Nearby and same-county blocks stay local).
Similar population
Nearest cross-state ZIPs by resident population (5,874 here; floor ≥1,000).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
More ZIP Codes in Monroe County
Related Areas
Frequently Asked Questions
What county is ZIP code 49270 in?
ZIP code 49270 (Petersburg) is located in Monroe County, Michigan. Monroe County contains multiple ZIP codes, see the full list at /counties/monroe-mi.
What is the population of ZIP code 49270?
ZIP code 49270 in Petersburg, MI has a population of 5,874 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 49270?
The median household income in ZIP 49270 is $94,840, which is 24% above the national average of $76,288.
What is the average home value in ZIP 49270?
The median home value in ZIP 49270 is $297,600, which is 7% above the national average of $278,155.
What is the demographic makeup of ZIP 49270?
The largest racial group in ZIP 49270 is White at 92.4%. Hispanic or Latino residents make up 2.1% of the population.
How many businesses are in ZIP code 49270?
ZIP code 49270 has 48 business establishments employing approximately 549 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 49270?
The top industries by establishment count in ZIP 49270 are: Construction (10), Accommodation and food services (7), Other services (except public administration) (5). There are 9 industry sectors represented in total.
How have home values changed in ZIP code 49270?
According to the FHFA House Price Index, home values in ZIP 49270 decreased by 4.0% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 69%. This is a developmental index based on repeat sales and appraisal data from Fannie Mae and Freddie Mac.
What is the education level in ZIP code 49270?
In ZIP code 49270, 57.2% of residents aged 25+ have a high school diploma or higher, and 26.5% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What is the average commute time in ZIP 49270?
The mean commute time for workers in ZIP code 49270 is 29.4 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend more time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 49270?
In ZIP code 49270, approximately 92.3% of occupied housing units are owner-occupied and 7.7% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 49270?
The poverty rate in ZIP code 49270 is 5.7% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.
Related
Take this with you
What to do with ZIP 49270's numbers, next.
- See how ZIP 49270 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Petersburg, MI ranks among every U.S. ZIP code on income, education, or homeownership View national rankings
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ZIP Code Tabulation Areas (ZCTAs) are Census Bureau approximations of USPS ZIP codes; figures describe the ZCTA area, not any single address within it.