Boyd County, Kentucky · Catlettsburg
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Pipes freeze in Boyd County on about 21 nights a year, mostly November to March. Older homes, 30% of the stock here, are most at risk.
July brings the most downpours to Boyd County, part of 8.1 heavy-rain days a year. Check the sump first.
30% of homes here predate 1960, when clay and cast iron sewer laterals were standard. Roots and cracks in those lines are a common cause of backups.
Boyd County's wettest day in the 2015–2024 record brought 2.41 inches, and about 80 freeze-thaw days a year mean ice dams in some winters.
4% of occupied homes in Boyd County heat mainly with wood or propane, below the Kentucky county median of 12.6%.
Muggy summer nights, lows of 65°F or more, come about 49 times a year in Boyd County. Mold after a leak spreads fastest from June through August.
Local risk profile
About 47,911 people live in Boyd County, 160 square miles in northeast Kentucky, in roughly 21,742 homes. Besides Catlettsburg, the county seat, the biggest communities are Ashland, Westwood and Cannonsburg. Half the homes here were built before 1972, half after.
52/100 Water Damage Risk Index: Elevated Boyd County ranks 59 of 120 Kentucky counties. See the statewide ranking and method.The three factors where Boyd County ranks highest compared with other Kentucky counties.
Boyd County gets more hard-freeze nights than most of Kentucky. In the 2015–2024 record the county logged about 21 nights a year at or below 20°F (35th of 120) and 90 below freezing. Twenty degrees is roughly where uninsulated pipes start to freeze.
On February 20, 2015 the low fell to about -15°F, and in the stretch ending January 2018 the county went 13 days in a row below freezing. Leaks from split pipes typically appear the day the thaw arrives.
The freeze season here runs November to March, with January the coldest. If you travel then, leave the thermostat at 55°F or above and open sink cabinets on outside walls.
Freezing nights typically start around Nov 1 and end around Apr 17.
Boyd gets fewer downpours than most Kentucky counties, but they still fill basements. Of roughly 46.5 inches of yearly precipitation, the damage comes from the 8.1 days a year with an inch or more, ranked 115th of 120. February, April and July see the most. The single wettest day in the record: 2.41 inches, February 17, 2023. The worst three-day stretch dropped 3.99 inches, ending September 10, 2018, the kind of soaking that overwhelms sump pumps and storm sewers.
The temperature crosses 32°F in both directions on roughly 80 days a year. Each cycle melts and refreezes water at roof edges and in foundation cracks, which is how ice dams and basement seepage get started.
Housing
67% of homes in Boyd County predate 1980, above the Kentucky county median of 44.1%, which ranks 1st of Kentucky's 120 counties.
Before 1960 is when 30% of these homes went up. Galvanized supply lines and cast iron drains were standard then, and after 60-plus years both corrode and crack, often out of sight inside a wall or under a slab.
Manufactured and mobile homes make up 11% of the housing here. Water lines in the underbelly depend on intact skirting and working heat tape, and they're usually the first to freeze in a cold snap.
Beyond water
Boyd County averages 49 warm, muggy nights a year (lows of 65°F or more) and gets the most rain in July. The EPA recommends keeping indoor humidity below 60%, ideally 30 to 50%. Basements can pass 60% on their own in summer, so a dehumidifier matters even without a leak, and anything wet should be dried within 24 to 48 hours.
Mold remediation: what to expectHeating fuel matters for fire risk. In Boyd County it's 46% utility gas, 49% electric, 3% propane and under 1% wood. Heating equipment, cooking and electrical failures cause most home fires nationally. Even a small kitchen fire can leave soot through the whole house, because smoke follows air currents into closets, ducts and attic space.
Fire and smoke cleanup: first stepsCoverage
Calls connect to restoration companies that work across Boyd County. The largest communities by population:
Population from ACS 2020-2024 5-year estimates. Townships and unincorporated areas are covered too.
Nearby
Carter and Greenup get more pipe-freeze nights than Boyd. It also has the most heavy-rain days in its area. Its housing is the oldest in the area by share of homes built before 1980.
By the numbers
| Factor | Boyd | Kentucky median | Rank |
|---|---|---|---|
| Homes built before 1960 | 30% | 18% | 8 of 120 |
| Homes built before 1980 | 67% | 44% | 1 of 120 |
| Homes built 2000 or later | 12% | 25% | 119 of 120 |
| Manufactured or mobile homes | 11% | 19% | 87 of 120 |
| Vacant homes | 11% | 13% | 78 of 120 |
| Wood or propane heat | 4.1% | 13% | 115 of 120 |
| Nights at 20°F or colder | 21/yr | 20/yr | 35 of 120 |
| Days with 1 inch+ of rain | 8.1/yr | 12/yr | 115 of 120 |
| Freeze-thaw days | 80/yr | 73/yr | 14 of 120 |
| Muggy nights (65°F+) | 49/yr | 59/yr | 90 of 120 |
Rank 1 is the highest value. Bars run from the lowest to the highest Kentucky county; the tick marks the median; orange means higher water damage risk than the median, green means lower.
Questions
Peak risk months in Boyd County: freezing from November to March, heavy rain in February, April and July.
Sources: U.S. Census Bureau, ACS 2024 5-year estimates (2020-2024); weather from NOAA nClimGrid-Daily county averages (EpiNOAA), 2015–2024, averaged across the county; county boundaries from Census TIGER. Reviewed 2026-10-21. Methodology