Check any address in Johnston, Iowa for deliverability. Get instant verification with confidence scores.
Johnston is the #15 city in Iowa by population, with a population of 75,707 across 4 ZIP codes. Average temperatures range from 40.7°F to 59.8°F, with 36.2" of annual precipitation. The area's largest employment sector is Construction, home to 298 businesses.
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Verify Johnston AddressAverage monthly temperatures and precipitation.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg High | 30° | 35° | 49° | 62° | 72° | 81° | 85° | 83° | 76° | 63° | 48° | 35° |
| Avg Low | 13° | 17° | 29° | 40° | 52° | 62° | 66° | 64° | 55° | 42° | 30° | 19° |
| Precip | 1.0" | 1.2" | 2.1" | 4.0" | 4.8" | 5.3" | 4.3" | 4.0" | 3.4" | 2.5" | 1.9" | 1.5" |
| Snow | 9.7" | 10.5" | 5.0" | 1.6" | 0.2" | - | - | - | - | 0.5" | 2.2" | 8.3" |
| Industry | Establishments |
|---|---|
| Construction | 298 |
| Professional, scientific, and technical services | 284 |
| Retail trade | 272 |
| Other services (except public administration) | 237 |
| Health care and social assistance | 235 |
| Finance and insurance | 199 |
| Wholesale trade | 184 |
| Accommodation and food services | 170 |
| Administrative and support and waste management and remediation services | 136 |
| Real estate and rental and leasing | 131 |
Johnston has 2 properties listed on the National Register of Historic Places, including:
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