Attic Insulation in Montgomery County, NC

Montgomery County and Its Homes

Montgomery County grew 3 percent from 2020 to 2025, to 26,403 people by the Census Bureau's estimate, in about 15,000 housing units.

Its five incorporated towns each have a page here: Troy, Biscoe, Mount Gilead, Star and Candor. About 25 percent of Montgomery County's housing units are inside town limits, the rest in unincorporated areas.

The Montgomery County Courthouse in Troy, columned stone with a clock in the pediment, among trees — The Montgomery County Courthouse in Troy, North Carolina; Troy is the largest town in Montgomery County. Photo: DrStew82, CC BY-SA 4.0, via Wikimedia Commons; cropped and resized

Montgomery County at a Glance

Population: 26,403 (2025), 25,700 (2020)
Housing units: about 15,000
Median year built: 1984 (North Carolina: 1991)
Built before 1980: 44% (statewide: 34%)
Detached houses: 65%
Mobile homes: 29%
Owner-occupied: 75%
Heated with electricity: 77% (statewide: 65%)
Climate zone: 3 on both maps
Towns with pages here: 5

Census Bureau estimates for Montgomery County (housing: 2020 to 2024).

Towns in Montgomery County

Troy
3,020 people · median home 1972 · Duke Energy Progress
Biscoe
1,887 people · median home 1977 · Duke Energy Progress
Mount Gilead
1,187 people · Duke Energy Progress
Star
824 people · Duke Energy Progress
Candor
823 people · Duke Energy Progress

What We Do in Montgomery County

Attic Insulation in Montgomery County
Some 44 percent of Montgomery County housing units predate 1980; joists showing above their insulation mean more blown-in fiberglass is due, R-49 from bare.
Attic Insulation Removal in Montgomery County
Wet, moldy or animal-soiled insulation comes out of Montgomery County attics, and a mouse-soiled Montgomery County attic is sanitized and deodorized; in the 20 percent of homes built before 1960, vermiculite is ruled out first.
Air Sealing in Montgomery County
Some 77 percent of Montgomery County homes heat with electricity, often through attic ducts; their joints and the ceiling's gaps are sealed first.

Homes in Montgomery County

Half of Montgomery County's 15,000 housing units were built before 1984: 30 percent before 1970, 44 percent before 1980 (nearly all before the state's 1978 insulation rule) and 8 percent in 2010 or later (16 percent statewide). The largest share went up in the 1990s, under codes that asked for less than ENERGY STAR now suggests; ENERGY STAR notes insulation is often thinnest at the eaves. Among Montgomery County towns, the median home is oldest in Troy (1972) and newest in Biscoe (1977).

Only about 10,600 of Montgomery County's 15,000 housing units were someone's usual home in the Census Bureau's 2020 to 2024 survey; the heating shares below describe those households. Montgomery County by type: 65 percent detached houses, 5 percent in buildings of two or more homes and 29 percent mobile homes (11 percent statewide). In Montgomery County, 77 percent of households heat with electricity, 4 percent with piped gas, 11 percent with tank gas and 5 percent with oil or kerosene (2 percent statewide).

Montgomery County Homes by Year Built

Before 1940: about 1,330 units, 9% (±2)
1940s: about 460 units, 3% (±1)
1950s: about 1,220 units, 8% (±2)
1960s: about 1,480 units, 10% (±2)
1970s: about 2,140 units, 14% (±2)
1980s: about 2,180 units, 15% (±2)
1990s: about 2,630 units, 18% (±3)
2000s: about 2,360 units, 16% (±3)
2010s: about 1,040 units, 7% (±2)
2020 or later: about 170 units, 1% (±1)

Climate Across Montgomery County

NOAA 1991 to 2020 normals for Montgomery County towns, by station: Jackson Springs 5 WNW station (Biscoe, Star and Candor): about 3,040 heating and 1,780 cooling degree days; Albemarle station (Troy): about 3,280 heating and 1,600 cooling degree days; Wadesboro station (Mount Gilead): about 3,000 heating and 1,840 cooling degree days.

Power and Gas in Montgomery County

The card lists Montgomery County's town and countryside utilities by the territory maps; a power bill confirms the one at an address.

Piedmont Natural Gas holds the Montgomery County gas franchise (NC Utilities Commission map), and 4 percent of Montgomery County homes heat with piped gas.

Who Supplies Power in Montgomery County

Duke Energy Progress: Troy, Biscoe, Mount Gilead, Star and Candor
Randolph EMC: homes near Troy, Biscoe and Star
Pee Dee Electric: other parts of Montgomery County

Energy Programs for Montgomery County Homes

Check each program's current terms for a Montgomery County home; some pay only through the utility's contractor network. Insulation Pros is an approved Duke Energy trade ally for Duke's rebate.

Programs for Montgomery County

Smart $aver Insulate and Seal (Duke Energy rebate; Troy, Biscoe, Mount Gilead, Star and more).
Home Energy House Call (Duke Energy home assessment; Troy, Biscoe, Mount Gilead, Star and more).
Home energy analysis (Randolph EMC; near Troy, near Biscoe and near Star): a free home energy analysis for members.
Income-qualified Weatherization (Duke Energy income-qualified; Troy, Biscoe, Mount Gilead, Star and more).
Energy Saver North Carolina (statewide income-qualified; any Montgomery County address).
Weatherization Assistance Program (statewide income-qualified; any Montgomery County address).
Piedmont Natural Gas lists rebates for high-efficiency gas furnaces, and none for insulation or air sealing (program page).

Get Your Free Estimate

or call (336) 870-3893

Montgomery County Insulation FAQs

Do you serve all of Montgomery County?

Yes: Troy, Biscoe, Mount Gilead, Star and Candor, and every unincorporated Montgomery County address.

Which utilities offer insulation rebates in Montgomery County?

Duke Energy's Smart $aver Insulate and Seal (Troy, Biscoe, Mount Gilead, Star and more).

Does attic insulation in Montgomery County need a permit?

Ask Montgomery County Inspections Department before work starts. For an address in Troy, Biscoe, Mount Gilead or another Montgomery County town, the town or city hall can tell you whether Montgomery County's office handles its permits.