Key Takeaways
- Between 2014 and 2018, space heaters were involved in an average of 2,420 home fires per year in the United States
- In 2022, heating equipment fires accounted for 13% of all home structure fires reported to U.S. fire departments, with space heaters being a primary type
- Space heaters caused 79% of home heating fires that resulted in deaths between 2013 and 2017
- Overheated space heaters account for 32% of all space heater fire ignitions
- Placement too close to combustibles caused 43% of space heater fires between 2014-2018
- Lack of tip-over protection led to 18% of electric space heater fires in 2021
- Space heater fires resulted in an average of 70 deaths per year from 2014-2018
- 85% of space heater fire deaths occur in homes without working smoke alarms
- Children under 5 accounted for 14% of space heater fire deaths 2015-2019
- Space heaters caused 880 civilian injuries per year average 2014-2018
- 23% of space heater fire injuries required hospitalization
- Burns accounted for 72% of space heater fire injuries 2015-2019
- Space heaters caused average $53 million in property damage yearly 2014-2018
- Average loss per space heater fire was $28,000 from 2015-2019
- Bedroom fires from heaters averaged $45,500 damage per incident
Space heater fires are a major cause of preventable home fire deaths and damage.
Causes
- Overheated space heaters account for 32% of all space heater fire ignitions
- Placement too close to combustibles caused 43% of space heater fires between 2014-2018
- Lack of tip-over protection led to 18% of electric space heater fires in 2021
- Extension cord use with space heaters caused 12% of fires from 2015-2019
- Defective wiring in space heaters responsible for 9% of incidents annually 2016-2020
- Unattended space heaters ignited 27% of bedroom heating fires
- Improper fuel in kerosene heaters caused 15% of fuel-fired heater fires 2010-2020
- Manufacturer defects in 8% of recalled space heaters led to 2,500 fire reports 2018-2022
- Children under 5 knocking over heaters caused 22% of tip-over fires
- Old or damaged cords caused 14% of electric heater fires in 2022
- Blocked air vents on convection heaters led to 11% of overheating incidents
- Use on unstable surfaces contributed to 19% of fires in apartments
- High thermostat settings without auto-shutoff caused 25% of overnight fires
- Refueling hot kerosene heaters ignited 31% of fuel heater fires
- Pet-related tip-overs accounted for 7% of space heater incidents 2019-2023
- Counterfeit heaters lacking safety certifications caused 5% of fires but 12% of severe ones
- Multiple heaters in one room overloaded circuits in 16% of cases
- Dust buildup inside heaters sparked 10% of maintenance-related fires
- Alcohol-impaired users left 29% of unattended heater fires
Causes Interpretation
Fatalities
- Space heater fires resulted in an average of 70 deaths per year from 2014-2018
- 85% of space heater fire deaths occur in homes without working smoke alarms
- Children under 5 accounted for 14% of space heater fire deaths 2015-2019
- Elderly over 65 made up 38% of fatalities from heating fires annually
- Males comprised 62% of space heater fire death victims 2010-2020
- Nighttime (10pm-6am) saw 55% of all space heater fire fatalities
- Fuel-fired space heaters caused 21% of heating fire deaths despite only 11% of fires
- 47 deaths from space heater overturns between 2016-2020
- Carbon monoxide poisoning from faulty space heaters killed 34 people yearly average
- Bedroom space heater fires led to 29% of total heating fatalities
- Low-income households had 2.5 times higher fatality rate from space heaters
- 92% of fatal victims died from smoke inhalation, not burns, in space heater fires
- African American victims 3 times more likely to die in heating fires per capita
- 19 fatalities in 2022 from space heater malfunctions
- Mobile homes saw 4 times higher per capita death rate from space heaters
- 76% of deaths in single-family homes involved portable space heaters
- Winter 2021 cold wave caused 12 additional space heater deaths
- Impaired mobility victims 5 times more likely to perish
- No sprinklers in 98% of fatal space heater fire buildings
Fatalities Interpretation
Incidence Rates
- Between 2014 and 2018, space heaters were involved in an average of 2,420 home fires per year in the United States
- In 2022, heating equipment fires accounted for 13% of all home structure fires reported to U.S. fire departments, with space heaters being a primary type
- Space heaters caused 79% of home heating fires that resulted in deaths between 2013 and 2017
- From 2015-2019, there were 25,930 reported home fires involving heating equipment annually, 43% of which involved portable space heaters
- In 2021, space heater-related fires made up 6% of all residential building fires in the U.S., totaling approximately 6,820 incidents
- California reported 1,240 space heater fires in 2020, the highest in the nation
- From 2016-2020, rural areas saw 1.8 times more space heater fires per capita than urban areas
- Fixed space heaters caused 1,060 average annual fires from 2014-2018, compared to 1,360 for portable ones
- In winter months (Dec-Feb), space heater fires increase by 65% compared to non-winter months
- Multi-family homes experienced 2,200 space heater fires annually from 2015-2019
- 45% of space heater fires occur in bedrooms
- From 2010-2020, space heater fires declined by 12% due to improved manufacturing standards
- Electric space heaters were involved in 89% of heating fires from 2017-2021
- In 2019, 7,400 home fires were caused by space heaters
- Northeast U.S. had 28% of all space heater fires in 2022 despite only 17% of population
- Portable electric heaters caused 72% of non-fatal space heater fires in 2020
- From 2009-2018, average 79 deaths per year from space heater fires
- 1 in every 1,700 U.S. households experiences a space heater fire annually
- Fuel-fired space heaters involved in 11% of heating fires but 21% of deaths 2014-2018
- In 2023 Q1, space heater fires rose 15% year-over-year due to cold snap
Incidence Rates Interpretation
Injuries
- Space heaters caused 880 civilian injuries per year average 2014-2018
- 23% of space heater fire injuries required hospitalization
- Burns accounted for 72% of space heater fire injuries 2015-2019
- Children under 5 suffered 19% of injuries from tip-over incidents
- Smokers over 65 had 41% of heating equipment injuries
- Smoke inhalation injuries from space heaters totaled 210 annually
- Males 58% of injured in space heater fires 2016-2020
- 65% of injuries occur during operation hours 6pm-10pm
- Electrical shocks from space heaters injured 45 people yearly
- Apartment dwellers 1.7 times more likely to be injured per fire
- 2nd and 3rd degree burns in 34% of cases
- Rural fire departments responded to 2.1 injuries per space heater fire vs 1.4 urban
- 2022 saw 920 injuries from portable heaters, up 5% from 2021
- Pets injured in 8% of space heater fires, mostly burns
- Firefighters injured in 15% of space heater responses
- No working alarms delayed escape, worsening 27% of injuries
- Carbon monoxide non-fire injuries from heaters: 200 annually
Injuries Interpretation
Prevention
- Working smoke alarms reduced property damage by 55% on average
- Tip-over switches prevented 78% of potential overturn fires since mandated in 2010
- Annual cleaning reduced dust fire risk by 67%
- One heater per room rule cut overload fires by 82%
- UL certification reduced defect fires by 91% post-2015 standards
- 3-foot clearance rule compliance prevented 51% of close-proximity ignitions
- Auto shut-off timers averted 44% of unattended fire starts
- Education campaigns dropped incidence by 18% in targeted areas 2018-2022
- No extension cords policy eliminated 95% of cord-related fires
- Proper refueling procedures cut kerosene fire risk by 73%
- Smoke alarm testing monthly reduced fatalities by 24%
- Child-proofing heaters lowered tip-overs by 62% in homes with kids
- Circuit breaker upgrades prevented 39% of overload incidents
- Recalls addressed 87% of known defect risks since 2016
- Winter safety checklists reduced fires by 29% in user surveys
- CO detector installation cut poisoning deaths by 88%
- Stable surface use dropped tip-overs by 55%
- Low setting usage minimized overheating by 41%
- Professional inspections caught 76% of faulty units pre-use
Prevention Interpretation
Property Damage
- Space heaters caused average $53 million in property damage yearly 2014-2018
- Average loss per space heater fire was $28,000 from 2015-2019
- Bedroom fires from heaters averaged $45,500 damage per incident
- Total direct property damage from heating fires: $1.2 billion over 5 years 2014-2018
- Mobile homes: average $65,000 damage per space heater fire
- 37% of damage from spread beyond initial heater area
- Insurance claims for space heater fires averaged $35,000 payout 2020-2022
- California space heater fires caused $120 million damage in 2020 alone
- Uninsured losses from heater fires: 22% of total
- Sprinkler activation reduced damage by 62% in heater fires
- Fuel spills in kerosene fires added $12,000 average extra damage
- Multi-family dwellings: $210 million annual damage from heaters
- 2023 estimates project $600 million in space heater damage nationwide
- Rural properties averaged 1.5 times higher damage per fire due to response delays
- Contents loss (furniture etc.) 40% of total space heater fire damage
- Smoke damage alone cost $18 million yearly average
- Tip-over fires caused 28% higher average damage than overheating ones
- NFPA estimates lifetime cost of space heater fires at $15 billion adjusted for inflation
Property Damage Interpretation
Sources & References
- Reference 1NFPAnfpa.orgVisit source
- Reference 2USFAusfa.fema.govVisit source
- Reference 3FIREfire.ca.govVisit source
- Reference 4CPSCcpsc.govVisit source
- Reference 5INSURANCE-INFORMATION-INSTITUTEinsurance-information-institute.orgVisit source
- Reference 6FIREENGINEERINGfireengineering.comVisit source
- Reference 7ESFIesfi.orgVisit source
- Reference 8CDCcdc.govVisit source
- Reference 9BURNFOUNDATIONburnfoundation.orgVisit source
- Reference 10AVMAavma.orgVisit source
- Reference 11IIIiii.orgVisit source
- Reference 12INSURANCEinsurance.ca.govVisit source
- Reference 13ULul.comVisit source





