Story County, Iowa: roof stress score 39.8 of 100
Story County ranks #756 of 1,113 scored counties (moderate stress) and #56 of 67 in Iowa. Story County homes: 69.3% predate 2000, median year 1983. Hail in Story County (1 inch or more): 2.5 days a year. Permits in Story County ran 55.4 per 1,000 homes, 2014 to 2025.
- 39.8score
- #756nationally
- #56in Iowa
- 1983median home year
Inputs behind the 39.8
| Input | Story County | Median | Stress percentile | In IA |
|---|---|---|---|---|
| Homes built before 2000 | 69.3% | 80.4% | 17 | 5 |
| Severe hail days per year | 2.5 | 2.0 | 67 | 93 |
| New-home permits per 1,000 homes (inverted) | 55.4 | 35.5 | 35 | 22 |
Average of 17, 67 and 35: 39.8
Story County on age: 30.7% of homes date from 2000 or later. Story County on hail: 27 severe days over 11 full years, 5 of them in 2024. Story County on building: 55.4 permits per 1,000 homes; median 35.5.
Story County: is your roof past its time?
Story County hail days: NOAA 1 inch+ reports
Story County homes by decade built
| pre-1940 | 14.6% |
|---|---|
| 1940s | 2.6% |
| 1950s | 7.1% |
| 1960s | 9.6% |
| 1970s | 13.7% |
| 1980s | 7.6% |
| 1990s | 14.1% |
| 2000s | 15.2% |
| 2010s | 14.0% |
| 2020+ | 1.4% |
41,642 housing units. Biggest slice: 2000s, 15.2%. Before 1980: 47.5%. Since 2010: 15.5%.
New-home permits in Story County
| 14 | 179 |
|---|---|
| 15 | 196 |
| 16 | 210 |
| 17 | 257 |
| 18 | 273 |
| 19 | 232 |
| 20 | 201 |
| 21 | 216 |
| 22 | 154 |
| 23 | 104 |
| 24 | 152 |
| 25 | 135 |
Story County issued 2,309 single-family permits, equal to 5.5% of its 41,642 housing units. Pace: about 130 a year lately, down from 195 a year at the start. Peak: 273 permits in 2018.
Severe hail days in Story County, by year
| 14 | 2 |
|---|---|
| 15 | 0 |
| 17 | 4 |
| 18 | 5 |
| 19 | 1 |
| 20 | 1 |
| 21 | 0 |
| 22 | 2 |
| 23 | 3 |
| 24 | 5 |
| 25 | 4 |
* partial year. Story County: severe days in 9 of 11 full years (worst: 2024, 5 days). Ten biggest storms: Story County hail history.
Map of 115 hail reports in Story County
Dots mark reports, not storm paths.
Story County among Iowa counties
| County | Score | Pre-2000 | Hail days | Permits | Gap |
|---|---|---|---|---|---|
| Woodbury County | 55.3 | 89.1% | 1.7 | 33.9 | +15.5 |
| Black Hawk County | 50.9 | 84.2% | 1.9 | 40.2 | +11.1 |
| Scott County | 47.3 | 80.3% | 2.1 | 50.9 | +7.5 |
| Story County | 39.8 | 69.3% | 2.5 | 55.4 | +0.0 |
5 published. Story County on the Iowa map
Counties scoring near 39.8
| County | Rank | Score | Gap |
|---|---|---|---|
| Etowah County, AL | #737 | 40.8 | +1.0 |
| Lubbock County, TX | #739 | 40.7 | +0.9 |
| Lauderdale County, MS | #743 | 40.5 | +0.7 |
| Madison County, TN | #763 | 39.5 | -0.3 |
| Lee County, MS | #767 | 39.3 | -0.5 |
| Harris County, TX | #768 | 39.2 | -0.6 |
Why Story County lands at 39.8
Story County: hail pulls hardest, at the 67th percentile. Age stands at 17, hail at 67, renewal at 35. Your house may differ: the score of Story County is not a verdict on one roof.
Story County next steps
- Check an address in Story County: hail check.
- Compare Story County with roof age by city.
- Claim clock after a Story County storm: deadlines and date calculator.
- Story County roofers we list: Ames.
Story County data: NOAA (27 severe days), Census ACS (41,642 homes), Census BPS (2,309 permits). Method, limits and common questions