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Ionia, MI
Full City Profile · Michigan · Ionia County County
2.9
/5.0
C+
Fair
12,950
Population
2,394/sq mi density
$60,729
Median Income
$22,729 per capita
$161,100
Home Value
$219,572 Zillow
$789
Median Rent
32.0% income on rent
47°F
Avg Temperature
260 sunny days/yr
403
Violent Crime/100K
1,274 property/100K
C+
Overall
2.9 / 5.0
Fair overall score based on economy, affordability, safety and education
B+
Economy
3.8 / 5.0
$60,729 median income, 3.0% unemployment
A+
Affordability
5.0 / 5.0
$161,100 home value, $789/mo rent
F
Safety
1.0 / 5.0
403 violent crimes/100K (6% above avg)
D
Education
1.9 / 5.0
11.8% bachelor's degree or higher
Ionia experiences four distinct seasons with an average annual temperature of 47°F (8°C). Winters average 22°F in January while summers reach 71°F in July. The area gets 260 sunny days per year. Annual precipitation totals 35.9 inches. The area receives 54.2 inches of snow annually. Air quality is rated Good with a median AQI of 38.
Temperature
22°F Jan (-5°C)
71°F Jul (21°C)
| Annual Average | 47.1°F |
| 13% below US avg | |
| January Average | 22°F (-5°C) |
| July Average | 71°F (21°C) |
| Sunny Days | 260 days/yr |
Geography
| Elevation | 634 ft (193 m) |
| Area | 5.5 sq mi (14.2 km²) |
| Population Density | 2,394/sq mi |
| Coordinates | 42.9768°N, 85.0746°W |
| Timezone | America/Detroit |
| County | Ionia County County |
| Nearest Airport | Gerald R Ford International (GRR) 24 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 38.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 55.9 / 100 |
| Social Vulnerability | 33.6 / 100 |
| Community Resilience | 81.3 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Very Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Relatively Low |
| Hail | Relatively Low |
| Strong Wind | Relatively High |
| Heat Wave | Very Low |
| Winter Weather | Relatively Low |
| Lightning | Relatively Low |
| Ice Storm | Relatively Moderate |
| Drought | No Rating |
| Cold Wave | Relatively Low |
| Landslide | Relatively Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 22°F (-5°C) | 1.7 in | Coldest |
| February | 24°F (-4°C) | 1.5 in | Driest |
| March | 34°F (1°C) | 2.4 in | |
| April | 46°F (8°C) | 3.1 in | |
| May | 58°F (14°C) | 3.2 in | |
| June | 67°F (19°C) | 3.5 in | |
| July | 71°F (21°C) | 2.7 in | Warmest |
| August | 69°F (20°C) | 3.8 in | |
| September | 61°F (16°C) | 3.9 in | Wettest |
| October | 50°F (10°C) | 2.7 in | |
| November | 38°F (3°C) | 2.9 in | |
| December | 27°F (-3°C) | 2.6 in |
Ionia has a seasonal temperature swing of 48°F / from 22°F in January to 71°F in July. Total annual precipitation is 34.1 inches, with September being the wettest month (3.9") and February the driest (1.5").