Milestone 9 2016

  • Built 5,000th solar-powered home
  • Built 100,000th ENERGY STAR® certified home
  • Debuted the Greenbuild KB ProjeKt concept home
  • Collaborated with Apple® to introduce HomeKit option package

Milestone 7 2014

  • Received our first RESNET® President's Award (also won in 2015, 2016 and 2017)
  • Received our first ENERGY STAR Partner of the Year – Climate Communicator Award (also won in 2015 and 2016)
  • Introduced Double ZeroHouse 2.0 with greywater recycling system
  • Introduced Double ZeroHouse 3.0 with energy storage and greywater recycling systems
  • Launched eDifference consumer marketing and education program

Milestone 5 2012

  • Built 1,000th solar-powered home
  • ZeroHouse 2.0 option available in nearly all markets

Milestone 3 2010

  • Built first WaterSense labeled homes
  • Calvert ranks KB Home #1 Green Builder for the second consecutive time
  • Built our first LEED Platinum net-zero energy concept home
  • Built first solar and energy storage integrated system demonstration home

Milestone 1 2008

  • Published first annual Sustainability Report
  • Committed to build 100% of our homes to ENERGY STAR certification standards beginning in 2009
  • Calvert ranks KB Home #1 Green Builder


  • Built ENERGY-STAR certified homes in many communities
  • Built Water Smart certified homes in Las Vegas
  • Offered solar photovoltaic power system options in California

2017 Milestone 10

  • Achieved national record for building highest cumulative number of WaterSense® and Water Smart homes
  • Opened first Indoor airPLUS community in San Diego
  • Announced goal of reaching zero landfill waste from construction operations by 2025
  • Received 2017 TecHome Brilliance Award for KB ProjeKt®
  • Received 2017 Environmental Leader Top Project of the Year for KB ProjeKt
  • Published 10th annual Sustainability Report

2015 Milestone 8

  • Received Environmental Leader Product of the Year award for Double ZeroHouse 2.0
  • Received Department of Energy (DOE) Zero Energy Ready Home, Housing Innovation Grand Award
  • Received Indoor airPLUS Leader Award
  • Received our first WaterSense Sustained Excellence Award (also won in 2016 and 2017)
  • Built 10,000th WaterSmart labeled home

2013 Milestone 6

  • Collaborated with Ford® to promote Ford's MyEnergi Lifestyle® initiative
  • Sponsored DOE Solar Decathlon
  • Received our first DOE Zero Energy Ready Home, Housing Innovation Award (also won in 2014)

2011 Milestone 4

  • Offered solar photovoltaic systems standard at select communities in California
  • Introduced the EPG® (Energy Performance Guide®) for every KB home
  • Launched KB Home ZeroHouse 2.0 in six states
  • Debuted first community of 100% LEED Platinum homes
  • Received first Department of Energy Builders Challenge Award (also won in 2012)
  • Received USGBC's LEED for Homes Award
  • Received first ENERGY STAR Sustained Excellence Award (also won in 2012, 2013, 2014, 2015, 2016 and 2017)
  • Received first WaterSense Partner of the Year Award (also won in 2012, 2013 and 2014)

2009 Milestone 2

  • Earned the ENERGY STAR Award for Excellence for the first time (also won in 2010)
  • Launched National Advisory Board
  • Conducted GROW company-wide waste analysis
  • First national supplier conference focused on sustainability

2007 Milestone 0

  • Launched Environmental Task Force
  • Committed to utilizing 100% ENERGY STAR certified appliances
  • Built 50,000th ENERGY STAR certified home