Where Ilum Solar Ranks
Position among installers of home solar in each city, by installations in the most recent three years of records, and how Ilum Solar compares with the local market there.
Its strongest market is Santa Maria, where it accounts for 2% of the home systems with a known installer.
| City | Rank | Installations | Local share | Price vs. local median | Leased (city average) |
|---|---|---|---|---|---|
| Santa Maria, California | #9 | 26 | 2% | 5% higher | 0% (60%) |
What Ilum Solar Installs
- Typical system size
- 7.7 kW
- Leased or on a PPA
- 0%
- Installed with a battery
- 45%
Mostly sells systems the homeowner owns, paid in cash or with a loan.
Panel brands
- CSI Solar (32%)
- Hanwha Q CELLS (24%)
- LONGi Green Energy (17%)
Inverter brands
- Enphase Energy (90%)
- Tesla (8%)
- SolarEdge (1%)
Ilum Solar Prices Compared With the State
Median price per watt of systems the homeowner bought outright, before incentives.
| State | Ilum Solar | State median | Difference |
|---|---|---|---|
| California (2023–2025) | $5.25/W | $4.25/W | 24% higher |
Home Installations per Year
Records for the most recent year can be incomplete while utilities finish reporting.
Where Ilum Solar Installs Most
| City | Installations (2023–2025) |
|---|---|
| Bakersfield, CA | 120 |
| Long Beach, CA | 36 |
| Santa Maria, CA | 26 |
| Ridgecrest, CA | 22 |
| Corona, CA | 20 |
| San Diego, CA | 20 |
| Santa Ana, CA | 18 |
| Arroyo Grande, CA | 17 |
| San Jose, CA | 17 |
| Hemet, CA | 15 |
| Murrieta, CA | 15 |
| Temecula, CA | 15 |
| Nipomo, CA | 14 |
| Paso Robles, CA | 14 |
| Fresno, CA | 11 |
Specialist Rankings
Where Ilum Solar ranks among the companies that install the most systems with a battery or with a given inverter brand.
- Enphase Installers in Long Beach, CA: #9 (36 systems)
Other Top Installers in Santa Maria
The companies ranked next to Ilum Solar in Santa Maria, by home installations in 2023–2025.
| Company | Installations | Median price | Leased / PPA |
|---|---|---|---|
| Sunrun | 1,014 | $4.57/W | 91% |
| Bright Planet Solar | 83 | $6.74/W | 76% |
| Tesla | 83 | $4.32/W | 1% |
| AM Sun Solar | 35 | $4.90/W | 0% |
| Ilum Energy Solutions | 33 | $4.92/W | 0% |
| Photon Brothers | 31 | $5.40/W | 0% |
Ilum Solar: Common Questions
Is Ilum Solar still in business?
Ilum Solar was still installing home solar in 2025, the latest year in the public records we use, and it is not on our list of installers that closed or went bankrupt. Records lag a year or two, so confirm before you sign: recent Google reviews show whether it is still answering customers.
Does Ilum Solar lease solar panels or sell them?
0% of its home systems in 2023–2025 were leased or on a power purchase agreement, and 100% were bought by the homeowner. Mostly sells systems the homeowner owns, paid in cash or with a loan.
What solar panels and inverters does Ilum Solar install?
Panels: CSI Solar (32%), Hanwha Q CELLS (24%) and LONGi Green Energy (17%). Inverters: Enphase Energy (90%), Tesla (8%) and SolarEdge (1%). Shares of its home systems in 2023–2025 with a known brand.
How much does Ilum Solar charge for solar?
In California (2023–2025), homeowners who bought a system from Ilum Solar paid a median of $5.25/W before incentives — 24% higher than the state median of $4.25/W. For its typical 7.7 kW system, that is about $40,000. By city: 5% higher than the Santa Maria median.
Does Ilum Solar install solar batteries?
45% of its home systems in 2023–2025 included a battery.
Where does Ilum Solar install solar?
Most of its recent work is in Bakersfield (120), Long Beach (36), Santa Maria (26), Ridgecrest (22) and Corona (20). It is ranked in 1 city in California.
Before You Sign With Ilum Solar
- California license: ask for the license number and look it up on the CSLB site; solar work needs a C-46, C-10 or B license.
- Reviews and contact details: call (657) 837-5068 or see Ilum Solar on Google Maps, where recent reviews tell you more than any ranking.
- Quotes: get at least three, and compare price per watt, equipment brands and the workmanship warranty — not just the monthly payment.
Compare Ilum Solar with other installers
The Santa Maria ranking puts Ilum Solar next to the other companies that install the most there, with each one's price and leasing share.
Top solar installers in Santa Maria →Where These Numbers Come From
Source: Tracking the Sun, Lawrence Berkeley National Laboratory (2026 edition), licensed CC BY 4.0. In New York and New Jersey, recent years come from the state programs' own records (NYSERDA and New Jersey's Clean Energy Program). Company names were standardized and closures checked against news reports by Solar Power Fix. More about our methodology.