Air Quality Sensor Market Report 2026

Air Quality Sensor Market Overview

• Air Quality Sensor market size has reached to $6.31 billion in 2025 • Expected to grow to $10.74 billion in 2030 at a compound annual growth rate (CAGR) of 11.1% • Growth Driver: Increasing Environmental Pollution Fuels Growth In The Air Quality Sensor Market • Market Trend: Advancements In Air Quality Monitoring • North America was the largest region in 2025 and Asia-Pacific is the fastest growing region.

What Is Covered Under Air Quality Sensor Market?

An air quality sensor is a device designed to measure and monitor the concentration of various pollutants and particles in the air. It is used to ensure safe and comfortable living and working environments by detecting pollutants like CO2, VOCs, and particulate matter. These sensors often integrate with data logging systems or real-time monitoring platforms to provide actionable insights and alerts about air quality conditions. The main air quality sensors are signal-gas monitoring systems and multi-gas monitoring systems. A signal-gas monitoring system is a device designed to detect and monitor the presence of a single type of gas within an environment. It uses various technologies, such as non-dispersive infrared radiation sensors, electrochemical sensors, and electroacoustic sensors, and it is used for several types of pollutants, including chemical, particulate matter, and biological. It is applied in restroom toilet, kitchen, living rooms, bedrooms, bathrooms, industrial plants, and others.

What Is The Air Quality Sensor Market Growth Forecast?

The air quality sensor market size is expected to see rapid growth in the next few years. It will grow to $10.74 billion in 2030 at a compound annual growth rate (CAGR) of 11.1%. The growth in the forecast period can be attributed to rising focus on smart environmental monitoring, increasing demand for indoor air quality safety, growing integration with smart home ecosystems, expansion of intelligent pollution tracking networks, rising emphasis on health oriented environmental systems. Major trends in the forecast period include increasing integration of smart air quality monitoring solutions, rising deployment of indoor and outdoor pollution detection devices, growing use of connected air monitoring platforms, expansion of real time air health tracking technologies, rising focus on preventive environmental health management.

Global Air Quality Sensor Market Segmentation

1) By Type: Signal-Gas Monitoring System, Multi-Gas Monitoring System 2) By Technology: Non-Dispersive Infrared Radiation Sensors, Electrochemical Sensors 3) By Pollutant: Chemical, Particulate Matter, Biological 4) By Application: Restroom Toilet, Kitchen, Living Room, Bedroom, Bathroom, Industrial Plants, Other Applications Subsegments: 1) By Signal-Gas Monitoring System: Single Gas Sensors, Oxygen (O2) Sensors, Nitrogen Dioxide (NO2) Sensors, Carbon Monoxide (CO) Sensors, Volatile Organic Compounds (VOC) Sensors 2) By Multi-Gas Monitoring System: Dual-Gas Monitoring Systems, Compact Multi-Gas Sensors, Advanced Multi-Gas Monitors For Industrial Applications, Air Quality Monitoring Stations, Indoor And Outdoor Multi-Gas Monitoring Systems

What Is The Driver Of The Air Quality Sensor Market?

The growing environmental pollution is expected to propel the growth of the air quality sensor market going forward. Environmental pollution is the contamination of air, water, or soil by harmful substances or pollutants, leading to adverse effects on ecosystems, human health, and the climate. Environmental pollution is growing due to increased industrial activities, urbanization, and the widespread use of fossil fuels, which release higher levels of pollutants into the air, water, and soil. Air quality sensors are required for environmental pollution because they provide real-time data on pollutant levels, enabling timely interventions and informed decision-making to mitigate adverse health and environmental impacts. For instance, in August 2024, according to a report published by the United States Environmental Protection Agency (EPA), a US-based government organization, approximately 66 million tons of pollutants were released into the atmosphere in the U.S. in 2023. Therefore, the growing environmental pollution is driving the growth of the air quality sensor industry.

Key Players In The Global Air Quality Sensor Market

Major companies operating in the air quality sensor market report are Siemens AG, Thermo Fisher Scientific Inc., Honeywell International Inc., 3M Company, Emerson Electric Co., Teledyne Technologies Inc., Horiba Ltd., Sensirion AG, AlphaSense Inc., Figaro Engineering Inc., Bosch Sensortec GmbH, Amphenol Advanced Sensors, Airthings AS, Building Automation Products Inc., Skyray Instrument USA Inc., Oakton Instruments, Aeroqual Ltd., Atlas Scientific LLC, ENViro Technologies, Gas Sensing, Micro-Hybrid Electronic GmbH, Microjet Technology Co. Ltd

Global Air Quality Sensor Market Trends and Insights

Major companies operating in the air quality sensor market are developing innovative products, such as compact air quality sensors, to provide real-time, accurate air quality data without requiring significant space or infrastructure. A compact air quality sensor is a small, portable device designed to measure and monitor air pollution levels, including pollutants like particulate matter and gases, in real-time. For instance, in March 2024, Vaisala Oyj, a Finland-based producer of products and services for environmental and industrial measurement, launched the Air Quality Transmitter 560 (AQT560). The AQT560 is a gold-standard compact air quality sensor distinguished by its wide detection range, covering PM1, PM2.5, and PM10, and its advanced calibration system and algorithms that ensure exceptional accuracy and efficiency. This sensor is highly effective at measuring aerosol particle concentrations ranging from 0.3 to 10 microns, providing reliable detection of PM1 levels from combustion sources such as traffic, residential wood burning, and wildfires, PM2.5 levels affected by long-range transport, and PM10 levels arising from abrasive activities like road dust, sandstorms, construction, and mining.

What Are Latest Mergers And Acquisitions In The Air Quality Sensor Market?

In February 2023, Molekule Group, a US-based consumer electronics company, acquired Aura Smart Air Ltd., for an undisclosed amount. With this acquisition, Molekule aims to expand its smart air purification portfolio and strengthen its presence in the connected home air quality market by integrating Aura Smart Air’s innovative technologies and customer base. Aura Smart Air Ltd., is a US-based technology company that specializes in providing smart air purifiers and IoT-enabled air quality solutions.

Regional Outlook

North America was the largest region in the air quality sensor market in 2025. Asia-Pacific is expected to be the fastest-growing region in the forecast period. The regions covered in this market report are Asia-Pacific, South East Asia, Western Europe, Eastern Europe, North America, South America, Middle East, Africa. The countries covered in this market report are Australia, Brazil, China, France, Germany, India, Indonesia, Japan, Taiwan, Russia, South Korea, UK, USA, Canada, Italy, Spain

What Defines the Air Quality Sensor Market?

The air quality sensor market consists of sales of portable air quality monitors, smart air quality sensors, HVAC air quality sensors, air quality data loggers and air purifiers with integrated sensors. Values in this market are ‘factory gate’ values, that is the value of goods sold by the manufacturers or creators of the goods, whether to other entities (including downstream manufacturers, wholesalers, distributors and retailers) or directly to end customers. The value of goods in this market includes related services sold by the creators of the goods.

How is Market Value Defined and Measured?

The market value is defined as the revenues that enterprises gain from the sale of goods and/or services within the specified market and geography through sales, grants, or donations in terms of the currency (in USD unless otherwise specified). The revenues for a specified geography are consumption values that are revenues generated by organizations in the specified geography within the market, irrespective of where they are produced. It does not include revenues from resales along the supply chain, either further along the supply chain or as part of other products.

What Key Data and Analysis Are Included in the Air Quality Sensor Market Report 2026?

The air quality sensor market research report is one of a series of new reports from The Business Research Company that provides market statistics, including industry global market size, regional shares, competitors with the market share, detailed market segments, market trends and opportunities, and any further data you may need to thrive in the air quality sensor industry. The market research report delivers a complete perspective of everything you need, with an in-depth analysis of the current and future state of the industry.