States › New Hampshire › Hillsborough County
Electric utilities serving Hillsborough County, New Hampshire
Utilities that list the county in their Form EIA-861 service territory for 2024, with each one's average price, bill and outage minutes.
2 utilities list Hillsborough County, New Hampshire, in the service territory they reported to EIA for 2024, the largest by residential customers statewide being Public Service Co of NH and Liberty Utilities (Granite State Electri.
Their average residential prices ran from 22.65¢ to 22.87¢ per kilowatthour, with a median of 22.76¢, against a New Hampshire average of 23.40¢ and a US average of 16.48¢. Each price is the utility's figure for all of its New Hampshire customers, not for this county alone.
The median SAIDI they reported was 578.3 minutes per customer including major event days; the median among all New Hampshire utilities reporting was 689.8.
The Census Bureau estimates the county's population at 433,415. EIA does not publish customers by county, so which utility serves a given address has to be confirmed with the utility or the state utility commission.
Average price is revenue divided by sales for the sector and year; it is not a tariff rate. Reliability figures are as reported by utilities to EIA on Form 861 and may use different calculation methods. Figures are for each utility's whole New Hampshire operation; EIA publishes nothing at county level.
Utilities and their 2024 figures
| Utility | Ownership | Residential customers | ¢ per kWh | Monthly bill | SAIDI, all events | SAIDI, no major events |
|---|---|---|---|---|---|---|
| Public Service Co of NH | Investor-owned | 459,907 | 22.65¢ | $136.15 | 786.2 | 81.5 |
| Liberty Utilities (Granite State Electri | Investor-owned | 39,667 | 22.87¢ | $149.63 | 370.3 | 92.7 |
Ordered by residential customers in New Hampshire. Short-form filers are small utilities that report only totals to EIA, so no residential price is available. A utility with no customers shown reported its retail sales elsewhere or delivers power that other companies bill for.
Against the state and the country
| Measure, 2024 | Utilities listing Hillsborough County | New Hampshire | United States |
|---|---|---|---|
| Average residential price per kWh | 22.76¢ median | 23.40¢ | 16.48¢ |
| Average monthly residential bill | $142.89 median | $144.87 | $142.26 |
| SAIDI, all events (minutes) | 578.3 median | 689.8 median | 184.5 median |
| SAIDI, without major event days | 87.1 median | 95.2 median | 99.8 median |
| Utilities counted | 2 | 18 | 1,413 |
Outage minutes reported
SAIDI for 2024 across each utility's whole system, including major event days (paler bars: only the figure without major event days was reported). Not a measure of outages in Hillsborough County itself.
Population: 433,415 (U.S. Census Bureau, Vintage 2025 estimate). Statewide, residential sales came to 3,425 kWh per resident in 2024.
Other New Hampshire counties
- Belknap County 4
- Carroll County 3
- Cheshire County 3
- Coos County 2
- Grafton County 6
- Merrimack County 3
- Rockingham County 4
- Strafford County 2
- Sullivan County 3
All 10 counties and every New Hampshire utility
Questions and answers
Who provides electricity in Hillsborough County?
Public Service Co of NH and Liberty Utilities (Granite State Electri list the county in their Form EIA-861 service territory for 2024. Territories overlap, and a utility may cover only a corner of the county.
What is the electricity price in Hillsborough County?
EIA has no county-level prices. The utilities serving the county reported average residential prices of 22.65¢ to 22.87¢ per kilowatthour across their New Hampshire customers in 2024; the state average was 23.40¢.
How reliable is power in Hillsborough County?
Reliability is reported per utility, not per county. The utilities listed reported a median of 578.3 minutes of interruption per customer in 2024 including major event days and 87.1 minutes excluding them.
Provenance
Source: U.S. Energy Information Administration, Form EIA-861 for 2024, final release: service territory file (counties by utility), sales to ultimate customers, reliability and short form files. State and US averages: Form EIA-861M workbook. Population: U.S. Census Bureau. Public domain. To confirm the utility at an address, ask the utility or the state utility commission.