Glen Alpine, NC
5 miles west
Median home built 1971 (Morganton: 1976); 1,552 people, under a tenth of Morganton's population
Attic insulation in Glen AlpineInsulation Contractor Serving Morganton, NC
Blown-in attic insulation for Morganton, NC, in Burke County, plus removal and air sealing.
About Morganton and Its Homes
Morganton, the Burke County seat, was established in 1784 as Morgansborough and grew fastest from about 1890 to 1930, as furniture and textile plants opened around it. Its old neighborhoods run from Queen Anne houses on West Union Street to workers' bungalows off Avery Avenue.
Morganton, in Burke County, grew from 17,502 people in 2020 to 17,849 in 2025 (Census Bureau estimates), on 19.2 square miles. No town in Burke County has more people than Morganton.
Morganton has about 7,500 housing units, 19 percent of Burke County's; 55 percent of the city's households own their home.
Morganton at a Glance
- County: Burke County
- Population: 17,849 (2025), 17,502 (2020), up 2.0%
- Land area: 19.2 square miles (928 people each)
- Housing units: about 7,500 (±360)
- Median year built: 1976 (±3); Burke County: 1980
- Owner-occupied: 55% (±4); Burke County: 75%
- Detached houses: 60% (±5); Burke County: 71%
- Attached houses: 2% (±2)
- Apartments: 31% (±6)
- Mobile homes: 7% (±3)
- Climate zone: 4 on both maps
- ENERGY STAR target for Morganton attics: R-60 from bare, R-49 over 3 to 4 inches (R-value guide)
Census Bureau estimates for Morganton, 2020 to 2024 (± margin of error).
Morganton Homes and Their Attics
Victorian Houses on West Union Street
The city's 1987 architectural study found that most of its historic buildings date from about 1890 to 1930, which it called the town's greatest period of growth. On West Union Street and along Valdese Avenue, large Queen Anne and Colonial Revival houses went up first on big lots, with smaller middle-class houses later fitted in between. A two-story frame house of that age may be balloon framed. An Iowa state training text explains that most balloon-framed walls lack plates at the top, so a hollow wall can run up unbroken into the attic, carrying house air with it. Where we find open wall tops from above, we cap them first, and only then blow in insulation.
Split-Levels From the Postwar Years
After World War II, new industry in Morganton created a fresh demand for housing, the same study notes, and the houses that followed looked nothing like the bungalows before them. It points to the split-level homes of the late 1940s and 1950s. A split-level sets rooms at different heights, and a state study of postwar houses describes one-story sections joined to two-story bedroom sections. That can mean two attics, a low one over the wing and another over the upper bedrooms, each with its own access. We measure both, because ENERGY STAR wants the layer level across each attic, with no thin spots.
Attic Insulation in Morganton
Some 41 percent of Morganton's homes predate 1970; if your joists show above the insulation, ENERGY STAR says to add more insulation.
Built from 1970 to 1989, about 35 percent of Morganton homes may hold settled fiberglass; check its depth against the joists.
The Local Climate
Morganton's center sits about 1,160 feet above sea level, 1 mile from NOAA's Morganton station, the best match for Morganton. The station's 1991 to 2020 normals average about 3,800 heating and 1,250 cooling degree days a year, so at Morganton's station, heating needs outweigh cooling.
Homes by Age: What It Means for the Attic
Some 60 percent of Morganton housing units are detached single-family houses.
Built from 1940 to 1969, 29 percent of Morganton homes often have little insulation.
About 55 percent of Morganton's housing units predate 1980; nearly all predate the state's 1978 insulation rule too. Some 31 percent of Morganton units sit in buildings of two or more homes, where the attic is often shared.
Homes by Year Built
- Before 1940: 13% (±3), about 960 units
- 1940s: 8% (±3), about 610 units
- 1950s: 7% (±2), about 550 units
- 1960s: 13% (±3), about 990 units
- 1970s: 16% (±4), about 1,180 units
- 1980s: 19% (±5), about 1,450 units
- 1990s: 11% (±3), about 830 units
- 2000s: 5% (±2), about 410 units
- 2010s: 4% (±2), about 340 units
- 2020 or later: 3% (±2), about 240 units
Air Sealing and Duct Sealing in Morganton
In Morganton, 63 percent of homes heat with electricity; where that heat is forced air, ducts often run through the attic.
Air sealing comes first, as the EPA advises: wire and pipe holes, wall tops and soffits.
How Homes Here Are Heated
- Electricity: 63% (±5), about 4,400 households; Burke County: 71%
- Piped gas: 29% (±5), about 2,000 households
- Bottled or tank gas: 2% (±1), about 165 households
- Oil or kerosene: 4% (±2), about 290 households
Power, Gas and Rebates
Morganton, an ElectriCities public power town, runs its own electric system. For gas, Morganton is in the Burke County franchise of Piedmont Natural Gas, and 29 percent of the city's homes heat with piped gas.
Program to ask about in Morganton: ElectriCities energy audits (the city's electric system), home energy audits for member-town customers; ask the city's utility office. Before a job in Morganton, check its current terms; the Burke County page lists every program.
Attic Insulation Removal in Morganton
In a Morganton attic, only wet, moldy or animal-soiled insulation is vacuumed out (ENERGY STAR's test), once the cause is fixed, and after mice that Morganton attic is sanitized and deodorized; dry, clean insulation stays.
Also Serving Near Morganton
Nearest to Morganton first.
Drexel, NC
5 miles east
Power from its own town system (Morganton: a town system); 1,764 people, about a tenth of Morganton's population
Attic insulation in DrexelValdese, NC
7 miles east
Median home built 1968 (Morganton: 1976); Power from Duke Energy Carolinas (Morganton: a town system)
Attic insulation in ValdeseRutherford College, NC
10 miles east
Its NOAA station logs about 250 fewer heating degree days than Morganton's; 1,220 people, under a tenth of Morganton's population
Attic insulation in Rutherford CollegeGamewell, NC
10 miles northeast
3,713 people, about a fifth of Morganton's population
Attic insulation in Gamewell
Morganton Insulation FAQs
Do Morganton's historic districts require approval before I insulate my attic?
Not for the insulation itself. Morganton has National Register districts, among them Avery Avenue, Jonesboro and North Green Street-Bouchelle Street, all listed in 1987. The state preservation office says that listing puts no limit on an owner who pays for work privately. Morganton has its own Historic Preservation Commission as well. Under state law, a commission reviews outside changes to its designated landmarks and districts, never the interior arrangement. Attic sealing is indoor work, but new roof or gable vents are outside work, so ask the city first.
Why is the upstairs of my Morganton bungalow so hard to keep comfortable?
Often it is because the rooms are built partly inside the roof. The 1987 study describes rows of bungalows on Morehead and Bouchelle Streets with dormers on the front and wide, steep gable roofs. Where a dormer lights a room, the room has short knee walls, with wedge-shaped attic spaces behind them. An Iowa state guide calls those spaces often leaky, and ENERGY STAR lists them among common air leaks. We seal and insulate the knee walls and the floor behind them, not only the attic overhead.
Are there rebates for attic insulation in Morganton?
Morganton's municipal electric system lists no insulation rebate for Morganton on the pages we read; it does offer ElectriCities energy audits. Income-eligible Morganton households may qualify for Energy Saver North Carolina; check whether it has opened in Burke County. The Burke County page lists every other program.
Could the old insulation in a Morganton attic be vermiculite?
It could: about 28 percent of Morganton's homes predate 1960. If a Morganton attic holds a pebble-like gray-brown or silver-gold fill, leave it undisturbed: the EPA says vermiculite may contain asbestos.
How do I choose an insulation company in Morganton?
Compare written estimates for your Morganton attic listing air sealing, any removal and the added depth.
Does attic insulation in Morganton need a permit?
Morganton City Hall can say whether Burke County Building Inspections, the city itself or another office handles permits in Morganton; ask before work starts.
Helpful Guides
- Climate zone 4: attic stairs and hatches
- An energy audit program from the city's own utility: home energy audits
Sources
Census Bureau figures for Morganton, NOAA normals for the Morganton station, Morganton's municipal electric system (October 2026). Compiled by Insulation Pros. How the town pages are made.
Sources for the Morganton notes and questions (read October 20, 2026):
- Morganton, in The North Carolina Gazetteer (William S. Powell, 2nd ed., UNC Press 2010), NCpedia
- Historic and Architectural Resources of Morganton, National Register multiple resource nomination (NC HPO, 1987)
- Building Construction Problem Areas, weatherization training text, Iowa Department of Health and Human Services
- Post-World War II and Modern Architecture in Raleigh, North Carolina, 1945-1965, National Register multiple property documentation form (NC HPO)
- Adding Attic Insulation, ENERGY STAR do-it-yourself guide
- NC Listings in the National Register of Historic Places, NC State Historic Preservation Office
- What Is the National Register of Historic Places?, NC State Historic Preservation Office
- Historic Preservation Commission Staff in North Carolina, listed by county, as of 2/20/2023 (NC HPO)
- N.C. Gen. Stat. 160D-947, Certificate of appropriateness required
- Attic Air Sealing Project, ENERGY STAR
Morganton, NC
Open in Google Maps (opens in a new tab)Serving Morganton, NC
Insulation Pros is an insulation contractor serving North Carolina, Morganton and the rest of Burke County included.
Reach us
Send the square footage of your Morganton attic, or call (336) 870-3893.