ESG Data Guide 2023

ISS ESG - ESG Muni QualityScore

Data category

  • Environmental data
  • Social data
  • Governance data
  • Rankings
  • Research data

The data offers solutions for:

  • Environmental impact analysis and insight
  • Investment decisions and portfolio insight
  • Nature-based information: Oceans
  • Nature-based information: Water
  • Reporting: Impact
  • Social impact analysis and insight

Who are the data users?

  • Corporates
  • Trustees
  • Investors
  • Government
  • Financial institutions
  • Index providers

Brief description of the data offering

The ISS ESG Muni QualityScore solution is an ESG scoring solution for US municipal issuers and locations. The solution offers fixed income investors an unmatched level of transparency by providing ESG rankings, scores, and underlying data from some 77 data sources covering climate change risk, crime, health, environmental, infrastructure, and demographics.

Municipal bonds are assessed on their performance across a wide range of ESG issues, including:









Cancer incidents

Police per resident


Diabetes prevalence

Firefighters per resident

Heat index

Obesity rates

Dentists per resident

Sea level

Opioid prescriptions

Doctors per resident







Superfund sites


Debt per resident

Coal ash impoundments


Debt per student

Air quality




Racial employment parity



Gender employment parity


ISS ESG is now the largest provider of ESG Scoring & Alternative data for the US Municipal Bond marketplace, covering all 50 states, 384 metropolitan statistical areas (MSA), 29,000 cities/towns, 3,100 counties, 13,500 school districts and 8,700 opportunity zones as of May 2022.

Where and how do you source your data?

The ESG Muni QualityScore data is calculated utilizing 77 unique socioeconomic datasets and provides a material view of risk for the respective entity when measured against its respective peers.

What is the cost for your data offering?

Pricing is based on the method by which data is delivered. ISS ESG can provide data via its proprietary platform, DataDesk, or via data feed. Pricing for this solution is available upon request.

What are the key attributes that differentiates the data you offer?

Robust proprietary methodology. The proprietary methodology, built by a leading fixed income expert with over 30 years of experience in designing fixed income analytics, is based on sophisticated scoring models using data from recognized non-subjective sources.

Serving a broad range of financial market participants. The ESG Muni QualityScore’s unique data sets cater to the needs of a broad range of financial market participants seeking high-quality ESG scores for municipal bonds.

  • Asset Managers with a U.S. Municipal Bond Mandate: manage ESG risks associated with municipal bonds
  • Index Providers: develop new investible ESG-focused products
  • Real Estate Investment Trusts: access detailed socioeconomic data and risks beyond lease and foot traffic data


The @ISSESG Muni QualityScore offers fixed income investors an unmatched level of transparency by providing #ESG rankings, scores, and underlying data for municipal bonds in all 50 states.

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