Short version: in Claremont, your electricity and gas come from regional investor-owned utilities, your water comes from a PRIVATE water company rather than a city department, and your trash and sewer service run through the City of Claremont. There is no single municipal utility that bundles it all.
That split surprises buyers who have come from cities with their own power or water departments, and it has one practical consequence worth knowing before closing: you will be opening accounts with several different organizations, on several different schedules, and nobody does it for you automatically.
Electricity
Claremont is served by the regional investor-owned electric utility that covers most of this part of Los Angeles County, Southern California Edison, rather than by a city-owned power department. Practically, that means you open your account directly with the utility, you are on their regional rate schedules and their outage response, and the city is not the place to call when the lights go out.
Two things worth asking about before you close on a specific house. First, whether the property has SOLAR, and if so whether it is owned outright, financed with a loan, or leased. A leased system is a contract that has to be dealt with in the transaction, not a fixture that simply comes with the house. Second, the age and capacity of the electrical PANEL, which matters if you are planning an addition, an EV charger, a heat pump or an accessory dwelling unit. Older Claremont housing stock frequently was not wired for the loads people now want.
Gas
Natural gas service in the area comes from the regional gas utility, Southern California Gas Company, again as a separate account you open yourself. Not every home uses gas for everything; some are all-electric, some are mixed, and a few have been converted. Ask what the furnace, water heater, range and dryer actually run on, because that changes your monthly picture and it changes what an appliance replacement costs later.
Water, and why it is the unusual one
This is the one that surprises people. Water service in Claremont is supplied by a private water utility, Golden State Water Company, rather than by a city water department. That is unusual enough for a city of Claremont's size that municipal acquisition of the system has been a live civic subject here for years, with the city and the company on opposite sides of it.
You do not need a position on that debate to buy a house. You do need to know two things. One, you open your water account with the water company, not with City Hall. Two, water rates for an investor-owned utility are set through a state regulatory process rather than by a city council vote, so anyone quoting you a monthly figure from memory is guessing.
DO NOT BUDGET UTILITIES FROM A LISTING SHEET OR A NEIGHBOR'S ESTIMATE. Household usage varies enormously with lot size, irrigation, pool, occupancy and habits, and a big irrigated lot in a city that prizes its tree canopy is not a small line item. If you want a real number for a specific address, ask the seller for actual recent bills as part of your due diligence and ask the provider directly about current rate schedules.
Sewer, trash and the city services
Refuse, recycling and green waste collection in Claremont are city services, and the city has run its own sanitation operation for a long time. Sewer service inside the city is likewise a municipal matter. Some of these charges show up not as a separate monthly bill but as direct assessments on the county property tax bill, which is one reason two similar houses can carry different tax totals. How that bill is put together is explained in what property taxes are like in Claremont.
Street trees, parkway landscaping and the tree canopy generally are also city business, which becomes very relevant the first time an owner considers removing one.
If the home is in an association
In a condominium or a planned development, some utilities may be paid by the association out of dues and metered in common rather than billed to you individually. Water is the most common one handled this way, and trash frequently is too. That changes your monthly comparison completely: a higher dues figure that includes water and trash is not comparable to a lower one that does not.
Read the association's budget and disclosure package for exactly which services dues cover before you compare anything. Where associations exist here and where they do not is covered in does Claremont have HOAs everywhere.
What to do before closing day
Make a short list and work it in the last week of escrow rather than the day of.
Ask escrow which accounts transfer and which must be opened fresh. Contact the electric, gas and water providers to schedule service in your name starting the day the deed records, not the day you move furniture. Confirm with the city how refuse service starts and what the collection day is. Ask whether any utility charges appear on the property tax bill rather than as a monthly invoice. And if there is solar, a well, a septic system, a pool, or any shared or private line, get that in writing before you remove contingencies rather than discovering it afterwards.
None of this is complicated. It is just a set of separate phone calls that nobody makes for you, and a house without power on move-in day is an avoidable bad first night.
More local questions are answered on the Claremont FAQ hub. Anthony Grynchal has been licensed in California since November 2009. He is a licensed real estate salesperson, not a utility representative, contractor or engineer; confirm current providers, service territories, rates and connection requirements directly with each provider and with the City of Claremont.
Frequently asked questions
Does the City of Claremont supply water?
No. Water service is supplied by a private, state-regulated water utility, Golden State Water Company, rather than a city water department. Municipal acquisition of the system has been a long-running civic subject locally, but as things stand you open your water account with the company.
Who provides electricity in Claremont?
Claremont is in investor-owned utility territory rather than served by a municipal power department, with Southern California Edison covering this part of Los Angeles County. You open the account directly with the utility.
Which utilities are city services?
Refuse, recycling and green waste collection are City of Claremont services, and sewer inside the city is a municipal matter. Some of these appear as direct assessments on the county property tax bill rather than as a separate monthly invoice.
How can I estimate monthly utility costs for a specific house?
Ask the seller for recent actual bills during your due diligence period and confirm current rate schedules with each provider. Usage varies enormously with lot size, irrigation, pool and occupancy, so a neighbor's figure or a listing sheet estimate is not reliable.

Written by
Anthony Grynchal
Anthony Grynchal is a California real estate professional with eXp Realty, licensed since November 2009 (California DRE# 01873626), and the Designated Local Expert™ for Claremont — where he has lived for more than 33 years.
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