How old are homes in Cabarrus County, and what does that mean for decks?
The median home in Cabarrus County was built in 1997; 16% predate 1960 and 45% were built since 2000.
Cabarrus County has about 93,691 homes, with a median construction year of 1997 (the North Carolina median is 1991). Within our covered ZIP codes — about 92,050 homes — the median is 1995, close to the county as a whole.
The median home in the covered parts of Cabarrus County was built around 1995. A deck built with a house of that age is now about 31 years old — the stage where first-generation pressure-treated decks commonly need major repair or replacement.
Decks built before 2004 were very likely made with CCA-treated lumber, which was phased out of most residential uses at the end of 2003. That doesn't make an existing deck unsafe, but old boards shouldn't be burned, and demolition debris should be disposed of according to local rules.
| Decade built | Homes | Share |
|---|---|---|
| 2020 or later | 3,757 | 4% |
| 2010s | 18,526 | 20% |
| 2000s | 20,330 | 22% |
| 1990s | 14,615 | 16% |
| 1980s | 7,970 | 9% |
| 1970s | 7,811 | 8% |
| 1960s | 5,399 | 6% |
| 1950s | 6,200 | 7% |
| 1940s | 3,446 | 4% |
| before 1940 | 5,637 | 6% |
Which Cabarrus County communities have the oldest and newest homes?
Among covered Cabarrus County communities, Kannapolis has the oldest housing (median 1980) and Harrisburg the newest (median 2004).
Oldest housing: Kannapolis (1980), Concord (1996) and Midland (2002). In these communities, expect retrofit decks on older houses and aging decks that need structural inspection, ledger and flashing upgrades, or replacement. Newest housing: Harrisburg (2004), Midland (2002) and Concord (1996). Here, projects lean toward enlarging builder-installed decks, adding stairs and railings, and upgrading to low-maintenance boards.
How does Cabarrus County's climate affect deck building?
Covered parts of Cabarrus County average about 74 days a year at or below freezing (NOAA 1991–2020 normals).
The nearest NOAA climate station with 1991–2020 normals is Concord, about 4 miles away. It records an average of 74 days a year with a low at or below 32°F — a moderate number of freezing nights. On roughly 73 of those days the temperature climbs back above freezing, so water in wood, soil and gaps between boards repeatedly freezes and thaws.
Frost is less severe in Cabarrus County than in northern states, but footings still have to meet the local frost-depth requirement, and freeze-thaw cycles are enough to work loose nails and open checks in unsealed wood.
Snowfall is light — about 3.3 inches in an average year at Concord — so occasional ice is a bigger concern than snow load. Textured boards and good drainage on stairs help on icy mornings.
Cabarrus County sees about 47.9 inches of precipitation a year, with measurable rain or snow (0.1 inch or more) on about 76 days. Good drainage between boards, clean gaps and a ledger that is properly flashed keep that water from rotting the frame.
Summers are hot: average summer highs are near 90°F, with about 61 days a year reaching 90°F or more. Surface temperature is a real consideration — lighter board colors, shade from the house or a pergola, and heat-mitigating composite lines are worth comparing.
What deck projects are most common in Cabarrus County?
Based on the age of Cabarrus County's housing, the largest group of projects is likely to be replacing or rebuilding aging decks.
- Replacement and major repair: about 30,396 homes (32%) were built between 1970 and 1999, the age group whose original or early add-on decks are most likely to have worn-out framing, connectors and boards.
- Upgrades and expansions: about 22,283 homes (24%) were built since 2010. Their decks are usually sound but small or builder-grade, so enlarging the deck, adding stairs and switching to composite or upgraded railings are common.
- Retrofit decks on older homes: about 20,682 homes (22%) predate 1970. Here the priority is confirming that add-on decks are properly attached — or rebuilding them freestanding — before any cosmetic work.
Which Cabarrus County communities do you serve?
4 communities in Cabarrus County have covered ZIP codes. Only the ZIPs listed are covered.
| Community | Covered ZIPs here | Median year built | Detached homes |
|---|---|---|---|
| Concord | 28025, 28027 | 1996 | 71% |
| Kannapolis | 28081, 28083 | 1980 | 79% |
| Harrisburg | 28075 | 2004 | 91% |
| Midland | 28107 | 2002 | 87% |
What decking material works best in Cabarrus County?
Light-colored composite or pressure-treated wood is a strong default for Cabarrus County because about 73 freeze-thaw days a year are hard on unsealed wood and about 61 days of 90°F+ heat make board color and surface temperature important.
76% of Cabarrus County's homes are detached single-family houses and 3% are townhouses or other attached homes; 71% of occupied homes are owner-occupied. With mostly detached homes, wood remains a practical lower-cost option for homeowners willing to clean and seal on schedule.
Who issues deck permits in Cabarrus County?
It depends on where you live: incorporated cities and towns in Cabarrus County usually run their own permit offices, while unincorporated areas are typically served by Cabarrus County.
North Carolina uses a statewide building code, with residential code administration coordinated through the Office of State Fire Marshal and enforced by local inspection departments. Before work starts, confirm with the building department for your exact address whether a permit is required, what drawings and inspections it involves, and whether an HOA must approve the design.