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Portland, IN
Full City Profile · Indiana · Mercer County County
2.9
/5.0
C+
Fair
6,341
Population
1,302/sq mi density
$45,431
Median Income
$26,875 per capita
$90,600
Home Value
$162,480 Zillow
$722
Median Rent
27.3% income on rent
50°F
Avg Temperature
275 sunny days/yr
198
Violent Crime/100K
1,071 property/100K
C+
Overall
2.9 / 5.0
Fair overall score based on economy, affordability, safety and education
B+
Economy
3.5 / 5.0
$45,431 median income, 2.9% unemployment
A+
Affordability
5.0 / 5.0
$90,600 home value, $722/mo rent
F
Safety
1.0 / 5.0
198 violent crimes/100K
D
Education
2.0 / 5.0
11.9% bachelor's degree or higher
Portland experiences four distinct seasons with an average annual temperature of 50°F (10°C). Winters average 25°F in January while summers reach 73°F in July. The area gets 275 sunny days per year. Annual precipitation totals 39.9 inches. The area receives 19.4 inches of snow annually. Air quality is rated Good with a median AQI of 41.
Temperature
25°F Jan (-4°C)
73°F Jul (23°C)
| Annual Average | 50.3°F |
| 7% below US avg | |
| January Average | 25°F (-4°C) |
| July Average | 73°F (23°C) |
| Sunny Days | 275 days/yr |
Geography
| Elevation | 907 ft (276 m) |
| Area | 4.7 sq mi (12.0 km²) |
| Population Density | 1,302/sq mi |
| Coordinates | 40.4377°N, 84.9835°W |
| Timezone | America/Indiana/Indianapolis |
| County | Mercer County County |
| Nearest Airport | Delaware County Regional (MIE) 26 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 41.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 31.7 / 100 |
| Social Vulnerability | 10.6 / 100 |
| Community Resilience | 96.3 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Very Low |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Relatively Low |
| Hail | Relatively Low |
| Strong Wind | Relatively Low |
| Heat Wave | Very Low |
| Winter Weather | Relatively Low |
| Lightning | Relatively Low |
| Ice Storm | Relatively Low |
| Drought | No Rating |
| Cold Wave | Relatively Low |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 25°F (-4°C) | 2.0 in | Coldest, Driest |
| February | 28°F (-3°C) | 2.0 in | |
| March | 38°F (3°C) | 3.0 in | |
| April | 49°F (9°C) | 3.7 in | |
| May | 60°F (16°C) | 3.8 in | |
| June | 69°F (21°C) | 3.9 in | |
| July | 73°F (23°C) | 4.0 in | Warmest, Wettest |
| August | 71°F (22°C) | 3.5 in | |
| September | 64°F (18°C) | 2.9 in | |
| October | 53°F (12°C) | 2.5 in | |
| November | 41°F (5°C) | 3.0 in | |
| December | 30°F (-1°C) | 2.7 in |
Portland has a seasonal temperature swing of 47°F / from 25°F in January to 73°F in July. Total annual precipitation is 37.0 inches, with July being the wettest month (4.0") and January the driest (2.0").