Re-roofs ยท Thonotosassa
Roof replacement in Thonotosassa, FL
In Thonotosassa, 63.9 percent of homes were built before 2000. That suggests many original or second-generation roofs here are well past mid-life. A replacement in the unincorporated area is permitted by the Hillsborough County building office, and the code sets steps you should expect before any shingle goes down.
Updated October 2026

Our workThonotosassa figures this page uses
- Median year homes were built
- 1989
- Share of homes built before 1980
- 25.6%
- Mobile homes, share of housing units
- 39.2%
- Single-family detached share of housing units
- 47.5%
Housing age
Why older Thonotosassa homes are heading toward re-roofs
The median home here was built in 1989, and 25.6 percent date from before 1980. Hillsborough County as a whole has a median year built of 1991. Many roofs in Thonotosassa are likely on their second or third covering, or are overdue for one.
Age matters for insurance too. For a shingle roof more than 25 years old, Citizens Property Insurance will want paperwork showing the roof has at least five years of useful life left. For a roof 15 years or older, Florida law lets you pay for an authorized inspection. If it shows 5 or more years of life left, the insurer cannot refuse or non-renew solely for age. Your insurer or agent can tell you how your own policy treats it.
Mobile and manufactured homes make up 39.2 percent of housing units here, and single-family detached homes are 47.5 percent. A roof over a manufactured home may follow different rules than a site-built house, so confirm the requirements with the building office before you plan the work.
Permit and inspections
What a re-roof triggers in unincorporated Hillsborough County
Thonotosassa is an unincorporated area, so the Hillsborough County building office issues the roof permit. The permit clock is short. You have 6 months from the issue date to begin the work, and the permit expires if the job sits idle for 6 months. If an application is not actively pursued in good faith, it is considered abandoned once 180 days have passed since filing.
When the contract exceeds the set threshold, a Notice of Commencement has to be recorded and then displayed at the job site before the first inspection. Per the permit card, leaving it out could leave you footing the bill a second time. Have your contractor hand you the recorded copy so you can see it for yourself.
Roofing work includes the required roof-deck attachments and any repair or replacement of wood roof sheathing found during the job. On a house built in 1989 or earlier, expect the crew to check the deck closely once the old covering comes off.
Any application filed on or after December 31, 2026 must follow the Ninth Edition of the Florida Building Code. Applications filed before that date follow the 2023 edition.
25% rule
The 25% rule and your older roof
Under the code, no more than 25 percent of a roof section can be repaired, replaced or recovered in any 12-month period unless the whole roof section is brought up to code. An exception applies if the existing roof was built or replaced under the 2007 Florida Building Code or a later edition. Then only the repaired part must meet current code, and a county cannot amend that exception.
Since 63.9 percent of homes here predate 2000, many houses in Thonotosassa are older, but the age of a house does not decide the 25 percent rule exception. A roof falls under that exception only if that roof was built, repaired or replaced in compliance with the 2007 Florida Building Code or later, and the 2007 code took effect March 1, 2009. A large repair on such a roof can mean replacing the whole section to current code. That includes the secondary water barrier and deck nailing the inspector will check.
Questions
Roof replacement in Thonotosassa: questions
What is the 25% roof rule in Florida for a Thonotosassa home?
The code says no more than 25 percent of a roof section can be repaired or replaced in any 12-month period unless the entire section is redone to current code. If the roof was built or replaced under the 2007 code or later, only the repaired part must comply. With 63.9 percent of Thonotosassa homes built before 2000, many roofs here likely predate that. To find out how this rule applies to your roof, reach out to the Hillsborough County building office.
Source: U.S. Census Bureau, ACS 2024 5-year (2020-2024), table B25034, via Census Reporter API, read Oct 5, 2026
Who issues the roof permit in Thonotosassa?
Because Thonotosassa has no municipal government, roof permits there come from the Hillsborough County building office. The permit becomes invalid if work does not start within 6 months of issuance or stops for 6 months. A Notice of Commencement must be recorded and posted before the first inspection when the contract is above the set amount. Check the county permits page or call the office to confirm what your project needs.
Source: Hillsborough County - Building Permits & Records (unincorporated Hillsborough County), read Oct 5, 2026
Does my roof's age affect my homeowner's insurance in Hillsborough County?
It can. For a shingle roof more than 25 years old, Citizens Property Insurance will want paperwork showing the roof has at least five years of useful life left. Under Florida law, an insurer cannot refuse or non-renew solely for roof age if an authorized inspection of a roof 15 years or older shows 5 or more years of life left. The median Thonotosassa home dates to 1989, so this may apply to you. Check with your insurer or agent to learn exactly what your policy calls for.
Source: U.S. Census Bureau, ACS 2024 5-year (2020-2024), table B25035, via Census Reporter API, read Oct 5, 2026
Do I need a roofing contractor for a re-roof here?
Yes, in most cases you do. Florida law says a general, building or residential contractor must subcontract roofing work unless it holds a roofing certificate or registration. Shingles may be installed by that contractor only on a new building of its own construction. Many Thonotosassa homes were built around 1989, so an older roof on a home like that is a common reason for a re-roof. For a re-roof of an existing Thonotosassa home, check the contractor's roofing license on the state lookup before you sign.
Source: Hillsborough County - Building Permits & Records (unincorporated Hillsborough County), read Oct 5, 2026
Sources for this page(32)
- 1.Median year homes were built: 1989. U.S. Census Bureau, ACS 2024 5-year (2020-2024), table B25035, via Census Reporter API. Read Oct 5, 2026.
- 2.Share of homes built before 1980: 25.6%. U.S. Census Bureau, ACS 2024 5-year (2020-2024), table B25034, via Census Reporter API. Read Oct 5, 2026.
- 3.U.S. Census Bureau ACS 2020-2024 5-year, tables B25035 and B25034. Read Oct 5, 2026.
- 4.Permit office: Hillsborough County - Building Permits & Records (unincorporated Hillsborough County). Hillsborough County - Building Permits & Records (unincorporated Hillsborough County). Read Oct 10, 2026.
- 5.Mobile homes, share of housing units: 39.2%. U.S. Census Bureau, ACS 2024 5-year (2020-2024), table B25024, via Census Reporter API. Read Oct 5, 2026.
- 6.Single-family detached share of housing units: 47.5%. U.S. Census Bureau, ACS 2024 5-year (2020-2024), table B25024, via Census Reporter API. Read Oct 5, 2026.
- 7.City of Tampa; City of Temple Terrace (official). Read Oct 5, 2026.
- 8.Share of homes built before 2000: 63.9%. U.S. Census Bureau, ACS 2024 5-year (2020-2024), table B25034, via Census Reporter API. Read Oct 5, 2026.
- 9.Citizens Property Insurance Corporation, inspections FAQ (updated 2026-03-17). Read Oct 4, 2026.
- 10.Florida Statutes, section 627.7011 (2026). Read Oct 4, 2026.
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South Fork Roofing
Roof replacement in Thonotosassa
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