Florida: 173 cities covered
Across 173 Florida cities with a positive case for switching, the average incremental payback is about 3.1 years against a like-for-like gas furnace replacement — but that average hides real spread, which is why each city gets its own page rather than one statewide number.
- Jacksonville — 1,009,833 people, 709 HDD
- Miami — 487,014 people, 19 HDD
- Tampa — 414,547 people, 397 HDD
- Orlando — 334,854 people, 414 HDD
- St. Petersburg — 267,102 people, 348 HDD
- Port St. Lucie — 258,575 people, 130 HDD
- Hialeah — 235,388 people, 60 HDD
- Cape Coral — 233,025 people, 184 HDD
- Tallahassee — 205,089 people, 1185 HDD
- Fort Lauderdale — 190,641 people, 65 HDD
- Pembroke Pines — 179,326 people, 54 HDD
- Hollywood — 159,073 people, 59 HDD
- Gainesville — 148,720 people, 981 HDD
- Miramar — 143,242 people, 60 HDD
- Palm Bay — 142,023 people, 373 HDD
- Coral Springs — 140,808 people, 65 HDD
- West Palm Beach — 127,744 people, 106 HDD
- Lakeland — 124,990 people, 508 HDD
- Pompano Beach — 118,104 people, 55 HDD
- Clearwater — 116,811 people, 415 HDD
- Miami Gardens — 116,173 people, 54 HDD
- Davie — 112,052 people, 54 HDD
- Palm Coast — 106,729 people, 831 HDD
- Boca Raton — 102,238 people, 23 HDD
- Plantation — 100,694 people, 59 HDD
- Deltona — 100,513 people, 497 HDD
- Sunrise — 100,128 people, 65 HDD
- Fort Myers — 99,918 people, 197 HDD
- North Port — 92,875 people, 253 HDD
- Deerfield Beach — 90,507 people, 55 HDD
- Melbourne — 87,561 people, 373 HDD
- Daytona Beach — 86,015 people, 606 HDD
- Homestead — 85,796 people, 51 HDD
- Kissimmee — 84,756 people, 412 HDD
- Doral — 83,625 people, 41 HDD
- Miami Beach — 83,251 people, 19 HDD
- Boynton Beach — 83,095 people, 23 HDD
- Largo — 82,337 people, 364 HDD
- Lauderhill — 76,627 people, 65 HDD
- Tamarac — 75,147 people, 65 HDD
- St. Cloud — 71,036 people, 412 HDD
- Weston — 70,674 people, 54 HDD
- Ocala — 70,251 people, 831 HDD
- Delray Beach — 70,140 people, 23 HDD
- Sanford — 66,919 people, 497 HDD
- Port Orange — 66,556 people, 606 HDD
- Palm Beach Gardens — 63,284 people, 106 HDD
- Wellington — 63,258 people, 106 HDD
- Jupiter — 62,987 people, 106 HDD
- Apopka — 62,777 people, 441 HDD
- North Miami — 62,202 people, 60 HDD
- Margate — 60,650 people, 65 HDD
- Winter Haven — 59,975 people, 401 HDD
- Coconut Creek — 59,721 people, 55 HDD
- Bradenton — 58,184 people, 328 HDD
- Sarasota — 57,764 people, 328 HDD
- Bonita Springs — 57,112 people, 129 HDD
- Pensacola — 53,898 people, 1172 HDD
- Pinellas Park — 53,503 people, 364 HDD
- Ocoee — 51,269 people, 441 HDD
- Clermont — 50,851 people, 605 HDD
- Fort Pierce — 50,805 people, 291 HDD
- Coral Gables — 50,379 people, 19 HDD
- Titusville — 49,883 people, 126 HDD
- Winter Garden — 48,771 people, 441 HDD
- Altamonte Springs — 47,261 people, 441 HDD
- North Lauderdale — 46,335 people, 65 HDD
- Cutler Bay — 45,833 people, 51 HDD
- Oakland Park — 45,771 people, 65 HDD
- North Miami Beach — 45,655 people, 54 HDD
- DeLand — 45,587 people, 554 HDD
- Greenacres — 45,197 people, 106 HDD
- Ormond Beach — 44,596 people, 397 HDD
- Lake Worth Beach — 44,417 people, 106 HDD
- Plant City — 43,046 people, 508 HDD
- Hallandale Beach — 43,043 people, 54 HDD
- Haines City — 42,073 people, 401 HDD
- Royal Palm Beach — 41,948 people, 106 HDD
- Oviedo — 41,901 people, 497 HDD
- Aventura — 40,531 people, 54 HDD
- Winter Springs — 39,822 people, 497 HDD
- Parkland — 39,700 people, 23 HDD
- Riviera Beach — 39,620 people, 106 HDD
- Estero — 38,443 people, 129 HDD
- Leesburg — 37,815 people, 605 HDD
- Lauderdale Lakes — 37,333 people, 65 HDD
- Panama City — 37,024 people, 958 HDD
- Dunedin — 35,932 people, 415 HDD
- Cooper City — 35,541 people, 54 HDD
- Miami Lakes — 33,247 people, 60 HDD
- New Smyrna Beach — 33,144 people, 390 HDD
- Dania Beach — 33,076 people, 59 HDD
- Casselberry — 31,650 people, 441 HDD
- Rockledge — 31,429 people, 217 HDD
- West Melbourne — 31,378 people, 373 HDD
- Winter Park — 30,835 people, 441 HDD
- Crestview — 30,727 people, 1628 HDD
- Venice — 29,902 people, 328 HDD
- Palm Springs — 28,548 people, 106 HDD
- Temple Terrace — 27,588 people, 512 HDD
- Sebastian — 27,087 people, 266 HDD
- Tarpon Springs — 26,168 people, 415 HDD
- Palmetto Bay — 25,402 people, 96 HDD
- Key West — 25,240 people, 7 HDD
- Eustis — 25,067 people, 605 HDD
- Groveland — 24,602 people, 605 HDD
- Edgewater — 24,334 people, 390 HDD
- Jacksonville Beach — 23,630 people, 944 HDD
- DeBary — 23,468 people, 497 HDD
- Hialeah Gardens — 23,328 people, 60 HDD
- Sunny Isles Beach — 22,903 people, 54 HDD
- Zephyrhills — 22,304 people, 661 HDD
- Bartow — 22,084 people, 429 HDD
- Tavares — 22,007 people, 605 HDD
- Lynn Haven — 21,954 people, 958 HDD
- Sweetwater — 21,321 people, 41 HDD
- Fort Walton Beach — 21,188 people, 1173 HDD
- Auburndale — 20,659 people, 401 HDD
- Punta Gorda — 20,416 people, 253 HDD
- Naples — 20,168 people, 168 HDD
- Panama City Beach — 19,955 people, 1033 HDD
- Cocoa — 19,909 people, 126 HDD
- Maitland — 19,776 people, 441 HDD
- Minneola — 19,675 people, 605 HDD
- Stuart — 19,566 people, 130 HDD
- Seminole — 19,395 people, 364 HDD
- Wildwood — 19,031 people, 605 HDD
- Pinecrest — 18,981 people, 96 HDD
- Mount Dora — 18,261 people, 605 HDD
- New Port Richey — 18,130 people, 415 HDD
- Niceville — 17,919 people, 1169 HDD
- Lake Wales — 17,798 people, 429 HDD
- Vero Beach — 17,556 people, 266 HDD
- Belle Glade — 17,363 people, 106 HDD
- Lady Lake — 17,288 people, 605 HDD
- Longwood — 17,089 people, 497 HDD
- Lake Mary — 16,989 people, 497 HDD
- Safety Harbor — 16,972 people, 364 HDD
- Davenport — 16,764 people, 401 HDD
- Marco Island — 16,554 people, 226 HDD
- Opa-locka — 16,507 people, 60 HDD
- St. Augustine — 16,033 people, 804 HDD
- West Park — 15,641 people, 54 HDD
- Orange City — 15,257 people, 554 HDD
- Key Biscayne — 15,111 people, 19 HDD
- Oldsmar — 14,831 people, 364 HDD
- Callaway — 14,138 people, 958 HDD
- Destin — 13,991 people, 929 HDD
- South Daytona — 13,906 people, 606 HDD
- Miami Springs — 13,901 people, 41 HDD
- Palmetto — 13,682 people, 396 HDD
- Fernandina Beach — 13,672 people, 806 HDD
- North Palm Beach — 13,423 people, 106 HDD
- Atlantic Beach — 13,279 people, 614 HDD
- South Miami — 13,207 people, 41 HDD
- Holly Hill — 13,183 people, 606 HDD
- Florida City — 13,157 people, 51 HDD
- Lake City — 12,783 people, 981 HDD
- Lantana — 12,545 people, 106 HDD
- Miami Shores — 11,917 people, 60 HDD
- Sebring — 11,795 people, 387 HDD
- Wilton Manors — 11,788 people, 65 HDD
- Gulfport — 11,645 people, 348 HDD
- Cocoa Beach — 11,386 people, 217 HDD
- Satellite Beach — 11,367 people, 217 HDD
- Milton — 11,182 people, 2842 HDD
- Lighthouse Point — 10,878 people, 55 HDD
- Palatka — 10,867 people, 1100 HDD
- Alachua — 10,856 people, 981 HDD
- Avon Park — 10,415 people, 370 HDD
- Green Cove Springs — 10,087 people, 709 HDD
- Marathon — 10,039 people, 12 HDD
- Cape Canaveral — 10,014 people, 325 HDD