Los Angeles / Simi Valley
Simi Valley has 125,634 residents (give or take 100) (ACS 2020-2024 5-year, table B01003, https://data.census.gov/table/ACSDT5Y2024.B01003?g=160XX00US0672016, checked 2026-10-19), about 3,024 people per square mile.
Simi Valley is about 26 miles from the Census center point for Los Angeles in a straight line and covers 41.546 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 Simi Valley that is 93063, 93065 (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).
3,024 people per square mile puts Simi Valley in suburban density, where the outdoor unit usually sits in a side yard and the noise is not an issue for neighbors.
Of the 44,457 occupied homes in Simi Valley, 78% heat with natural gas, 0% with heating oil, 17% with electricity and 1% with propane (ACS 2020-2024 5-year, table B25040, https://data.census.gov/table/ACSDT5Y2024.B25040?g=160XX00US0672016, checked 2026-10-19).
Gas heats 78% of Simi Valley against electricity at 17%, and a cold-climate heat pump sized for this market replaces the gas system outright, so the usual quote is a whole-home install.
Simi Valley has about the Ventura County oil share of 0% and 3 points less electric heat than the county's 20% (ACS 2020-2024 5-year, table B25040, https://data.census.gov/table/ACSDT5Y2024.B25040?g=050XX00US06111, checked 2026-10-19).
Simi Valley has 45,290 housing units, 1% built before 1940 and 50% before 1980, with 16% built in 2000 or later (ACS 2020-2024 5-year, table B25034, https://data.census.gov/table/ACSDT5Y2024.B25034?g=160XX00US0672016, checked 2026-10-19).
Simi Valley tracks Ventura County on housing age, with the county at 3% pre-1940 and 17% post-2000 (ACS 2020-2024 5-year, table B25034, https://data.census.gov/table/ACSDT5Y2024.B25034?g=050XX00US06111, checked 2026-10-19).
The median Simi Valley home was built in 1980 (ACS 2020-2024 5-year, table B25035, https://data.census.gov/table/ACSDT5Y2024.B25035?g=160XX00US0672016, checked 2026-10-19) and the median home has 6 rooms (ACS 2020-2024 5-year, table B25018, https://data.census.gov/table/ACSDT5Y2024.B25018?g=160XX00US0672016, checked 2026-10-19).
71% of Simi Valley homes are single-family detached, 6% are in two- to four-unit buildings and 13% are in buildings of five or more units (ACS 2020-2024 5-year, table B25024, https://data.census.gov/table/ACSDT5Y2024.B25024?g=160XX00US0672016, checked 2026-10-19).
With 71% detached houses and 6% in small multi-family buildings, a Simi Valley quote is usually one or two outdoor units with ducted or ductless heads sized room by room. With 27% of Simi Valley homes rented (ACS 2020-2024 5-year, table B25003, https://data.census.gov/table/ACSDT5Y2024.B25003?g=160XX00US0672016, checked 2026-10-19), the landlord signs the quote in many of them.
Simi Valley has 8 points more detached houses than Ventura County overall (63%) (ACS 2020-2024 5-year, table B25024, https://data.census.gov/table/ACSDT5Y2024.B25024?g=050XX00US06111, checked 2026-10-19).
No electric utility is on file for Simi Valley on this door yet, so this page does not name one; the name on the bill decides which rebate path applies.
LADWP Consumer Rebate Program heat pump HVAC, run by LADWP, is a live program for California addresses and publishes its terms without one headline figure (registry row 24 verified 2026-10-14, https://www.ladwp.com/residential-services/assistance-programs/consumer-rebate-program, checked 2026-10-16); confirm eligibility for the Simi Valley address before counting it. With 17% of Simi Valley homes already on electric heat and 79% on gas, oil or propane, the row that applies depends on the name on the electric bill and the fuel coming out.
Median household income in Simi Valley is $122,081 (ACS 2020-2024 5-year, table B19013, https://data.census.gov/table/ACSDT5Y2024.B19013?g=160XX00US0672016, checked 2026-10-19); many state and utility heat pump rebate programs set higher incentive tiers for income-qualifying households, so the household income on the application, not the town median, decides which level applies.
Heating design temperature: 28F. Source: ENERGY STAR Design Temperature Limit Reference Guide (2019 Edition), Ventura County row, 99% heating, PDF pages 11 to 13 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 28F figure is the Ventura County cold-day number a Simi Valley heat pump is sized against, so ask the installer to show the system's heating output at 28F, not at the milder rating-label temperature.
Ask whether the quote is whole-home or partial-home, because with 78% of Simi Valley on gas and 17% already electric the two paths carry different rebate figures and different sizing.
Ask for the heat-loss calculation room by room; the median Simi Valley home has 6 rooms and was built around 1980, 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 Simi Valley. The public number is the number the contractor quotes from.
No local contractor is named on this door for Simi Valley yet. A request from this page goes to the first licensed shop that takes the door.