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Mill Creek, OK
Full City Profile · Oklahoma · Johnston County County
2.9
/5.0
C+
Fair
248
Population
653/sq mi density
$36,875
Median Income
$22,375 per capita
$60,000
Home Value
$172,334 Zillow
$750
Median Rent
43.3% income on rent
62°F
Avg Temperature
318 sunny days/yr
179
Violent Crime/100K
1,309 property/100K
C+
Overall
2.9 / 5.0
Fair overall score based on economy, affordability, safety and education
B+
Economy
3.6 / 5.0
$36,875 median income, 1.5% unemployment
A+
Affordability
5.0 / 5.0
$60,000 home value, $750/mo rent
F
Safety
1.0 / 5.0
179 violent crimes/100K
D
Education
1.9 / 5.0
10.9% bachelor's degree or higher
Mill Creek enjoys a temperate climate with an average annual temperature of 62°F (17°C). Winters average 41°F in January while summers reach 82°F in July. The area gets 318 sunny days per year. Air quality is rated Good with a median AQI of 45.
Temperature
41°F Jan (5°C)
82°F Jul (28°C)
| Annual Average | 61.9°F |
| 15% above US avg | |
| January Average | 41°F (5°C) |
| July Average | 82°F (28°C) |
| Sunny Days | 318 days/yr |
Geography
| Elevation | 1,036 ft (316 m) |
| Area | 0.4 sq mi (1.0 km²) |
| Population Density | 653/sq mi |
| Coordinates | 34.4026°N, 96.8252°W |
| Timezone | America/Chicago |
| County | Johnston County County |
| Nearest Airport | Ada Regional (ADT) 29 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 45.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0506 ppm |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 25.4 / 100 |
| Social Vulnerability | 91.2 / 100 |
| Community Resilience | 23.7 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Very Low |
| Earthquake | Very Low |
| Wildfire | Relatively Low |
| Flood | Very Low |
| Hail | Relatively Low |
| Strong Wind | Relatively Low |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively Low |
| Lightning | Relatively Low |
| Ice Storm | Relatively High |
| Drought | Relatively Moderate |
| Cold Wave | Relatively Low |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 41°F (5°C) | 1.5 in | Coldest, Driest |
| February | 44°F (7°C) | 2.2 in | |
| March | 53°F (11°C) | 3.6 in | |
| April | 61°F (16°C) | 3.7 in | |
| May | 69°F (20°C) | 5.6 in | Wettest |
| June | 77°F (25°C) | 4.3 in | |
| July | 82°F (28°C) | 2.6 in | Warmest |
| August | 81°F (27°C) | 2.6 in | |
| September | 74°F (23°C) | 4.5 in | |
| October | 63°F (17°C) | 4.3 in | |
| November | 51°F (11°C) | 2.8 in | |
| December | 43°F (6°C) | 2.0 in |
Mill Creek has a seasonal temperature swing of 41°F / from 41°F in January to 82°F in July. Total annual precipitation is 39.7 inches, with May being the wettest month (5.6") and January the driest (1.5").