Nashville / Millington
Millington has 11,289 residents (give or take 27) (ACS 2020-2024 5-year, table B01003, https://data.census.gov/table/ACSDT5Y2024.B01003?g=160XX00US4749060, checked 2026-10-19), about 504 people per square mile.
Millington is about 184 miles from the Census center point for Nashville in a straight line and covers 22.405 square miles of land (Census 2024 Gazetteer internal points and land area, https://www2.census.gov/geo/docs/maps-data/data/gazetteer/2024_Gazetteer/, checked 2026-10-19).
The quote form takes a ZIP code; for Millington that is 38054 (Census 2020 ZCTA to county subdivision and ZCTA to place relationship files, ZIP areas at least 20% inside the town, https://www2.census.gov/geo/docs/maps-data/data/rel2020/zcta520/tab20_zcta520_cousub20_natl.txt and https://www2.census.gov/geo/docs/maps-data/data/rel2020/zcta520/tab20_zcta520_place20_natl.txt, checked 2026-10-19).
Of the 4,640 occupied homes in Millington, 34% heat with natural gas, 0% with heating oil, 65% with electricity and 1% with propane (ACS 2020-2024 5-year, table B25040, https://data.census.gov/table/ACSDT5Y2024.B25040?g=160XX00US4749060, checked 2026-10-19).
Electricity already heats 65% of Millington homes, ahead of gas at 34%, and a home on electric baseboard sees the biggest bill change from a heat pump because it replaces resistance heat one for one.
Millington has about the Shelby County oil share of 0% and 12 points more electric heat than the county's 53% (ACS 2020-2024 5-year, table B25040, https://data.census.gov/table/ACSDT5Y2024.B25040?g=050XX00US47157, checked 2026-10-19).
Millington has 5,190 housing units, 4% built before 1940 and 64% before 1980, with 13% built in 2000 or later (ACS 2020-2024 5-year, table B25034, https://data.census.gov/table/ACSDT5Y2024.B25034?g=160XX00US4749060, checked 2026-10-19).
The median Millington home was built in 1972 (ACS 2020-2024 5-year, table B25035, https://data.census.gov/table/ACSDT5Y2024.B25035?g=160XX00US4749060, checked 2026-10-19) and the median home has 5.8 rooms (ACS 2020-2024 5-year, table B25018, https://data.census.gov/table/ACSDT5Y2024.B25018?g=160XX00US4749060, checked 2026-10-19).
71% of Millington homes are single-family detached, 3% are in two- to four-unit buildings and 14% are in buildings of five or more units (ACS 2020-2024 5-year, table B25024, https://data.census.gov/table/ACSDT5Y2024.B25024?g=160XX00US4749060, checked 2026-10-19).
With 71% detached houses and 3% in small multi-family buildings, a Millington quote is usually one or two outdoor units with ducted or ductless heads sized room by room. With 42% of Millington homes rented (ACS 2020-2024 5-year, table B25003, https://data.census.gov/table/ACSDT5Y2024.B25003?g=160XX00US4749060, checked 2026-10-19), the landlord signs the quote in many of them.
No electric utility is on file for Millington on this door yet, so this page does not name one; the name on the bill decides which rebate path applies.
Heating design temperature: 20F. Source: ENERGY STAR Design Temperature Limit Reference Guide (2019 Edition), Shelby County row, 99% heating, PDF pages 111 to 115 of 141 (Revised 11/11/2020), https://www.energystar.gov/sites/default/files/Design%20Temperature%20Limit%20Reference%20Guide%20(2019%20Ed)%20-%20ENERGY%20STAR%20Single-Family%20New%20Homes_Rev11.pdf, fetched 2026-10-19, 99%.
That 20F figure is the Shelby County cold-day number a Millington heat pump is sized against, so ask the installer to show the system's heating output at 20F, not at the milder rating-label temperature.
Ask for the heat-loss calculation room by room; the median Millington home has 5.8 rooms and was built around 1972, and the count of heads and the tonnage follow the rooms and the insulation, not the square footage.
The form on this page is the follow-up for Millington. The public number is the number the contractor quotes from.
No local contractor is named on this door for Millington yet. A request from this page goes to the first licensed shop that takes the door.