Harris County, Texas: roof stress score 39.2 of 100
Harris County ranks #768 of 1,113 scored counties (moderate stress) and #104 of 149 in Texas. Harris County homes: 65.4% predate 2000, median year 1988. Hail in Harris County (1 inch or more): 4.0 days a year. Permits in Harris County ran 117.3 per 1,000 homes, 2014 to 2025.
- 39.2score
- #768nationally
- #104in Texas
- 1988median home year
Inputs behind the 39.2
| Input | Harris County | Median | Stress percentile | In TX |
|---|---|---|---|---|
| Homes built before 2000 | 65.4% | 80.4% | 12 | 24 |
| Severe hail days per year | 4.0 | 2.0 | 93 | 89 |
| New-home permits per 1,000 homes (inverted) | 117.3 | 35.5 | 13 | 21 |
Average of 12, 93 and 13: 39.2
Harris County on age: 34.6% of homes date from 2000 or later. Harris County on hail: 44 severe days over 11 full years, 8 of them in 2024. Harris County on building: 117.3 permits per 1,000 homes; median 35.5.
Harris County: is your roof past its time?
Harris County hail days: NOAA 1 inch+ reports
Harris County homes by decade built
| pre-1940 | 2.6% |
|---|---|
| 1940s | 2.6% |
| 1950s | 6.8% |
| 1960s | 9.1% |
| 1970s | 17.0% |
| 1980s | 15.6% |
| 1990s | 11.7% |
| 2000s | 17.7% |
| 2010s | 15.2% |
| 2020+ | 1.7% |
1,884,607 housing units. Biggest slice: 2000s, 17.7%. Before 1980: 38.1%. Since 2010: 16.9%.
New-home permits in Harris County
| 14 | 18533 |
|---|---|
| 15 | 16721 |
| 16 | 15511 |
| 17 | 16980 |
| 18 | 17732 |
| 19 | 17903 |
| 20 | 20834 |
| 21 | 21260 |
| 22 | 18158 |
| 23 | 20324 |
| 24 | 20087 |
| 25 | 16940 |
Harris County issued 220,983 single-family permits, equal to 11.7% of its 1,884,607 housing units. Pace: about 19117 a year lately, level with 16922 a year at the start. Peak: 21260 permits in 2021.
Severe hail days in Harris County, by year
| 14 | 2 |
|---|---|
| 15 | 2 |
| 16 | 6 |
| 17 | 2 |
| 18 | 2 |
| 19 | 4 |
| 20 | 4 |
| 21 | 3 |
| 23 | 8 |
| 24 | 8 |
| 25 | 3 |
| 26* | 2 |
* partial year. Harris County: severe days in 11 of 11 full years (worst: 2024, 8 days). Ten biggest storms: Harris County hail history.
Map of 138 hail reports in Harris County
Dots mark reports, not storm paths.
Harris County among Texas counties
| County | Score | Pre-2000 | Hail days | Permits | Gap |
|---|---|---|---|---|---|
| Tarrant County | 41.1 | 66.2% | 6.4 | 122.4 | +1.9 |
| McLennan County | 41.1 | 73.4% | 2.9 | 87.2 | +1.9 |
| Lubbock County | 40.7 | 68.9% | 5.2 | 151.4 | +1.5 |
| Harris County | 39.2 | 65.4% | 4.0 | 117.3 | +0.0 |
5 published. Harris County on the Texas map
Counties scoring near 39.2
| County | Rank | Score | Gap |
|---|---|---|---|
| Story County, IA | #756 | 39.8 | +0.6 |
| Madison County, TN | #763 | 39.5 | +0.3 |
| Lee County, MS | #767 | 39.3 | +0.1 |
| Champaign County, IL | #770 | 39.1 | -0.1 |
| Larimer County, CO | #780 | 38.6 | -0.6 |
| McLean County, IL | #799 | 37.5 | -1.7 |
Why Harris County lands at 39.2
Harris County: hail pulls hardest, at the 93th percentile. Age stands at 12, hail at 93, renewal at 13. Your house may differ: the score of Harris County is not a verdict on one roof.
Harris County next steps
- Check an address in Harris County: hail check.
- Compare Harris County with roof age by city.
- Claim clock after a Harris County storm: deadlines and date calculator.
- Harris County roofers we list: Houston.
Harris County data: NOAA (44 severe days), Census ACS (1,884,607 homes), Census BPS (220,983 permits). Method, limits and common questions