Electric companies in Merrimack County, New Hampshire
Merrimack County, NH ranks 2 of 10 New Hampshire counties for heat wave risk, FEMA score 70.6. Merrimack County in New Hampshire has 155,018 residents and 3 utilities listed by EIA.
Households in Merrimack County can pick a supplier. How to compare.
Merrimack County on the map
Merrimack County darker: more storm events
Electric utilities in Merrimack County
| Utility listed for Merrimack County, NH | Type | Home accounts in New Hampshire |
|---|---|---|
| Unitil Energy Systems in Merrimack County, NH | Investor Owned | 68,602 |
| Public Service Co of NH in Merrimack County, NH | Investor Owned | 459,907 |
| New Hampshire Elec Coop Inc in Merrimack County, NH | Cooperative | 74,144 |
Plans from retail suppliers are not in public data, so no plan prices are shown. The listed utilities deliver the power, and which one serves your street depends on the address.
Outage risk in Merrimack County
Merrimack County, NH, NWS storm events 2015 to 2025: 133 in all, 85.8 per 100,000 residents of 155,018, rank 7 of 10 New Hampshire counties. Property damage in Merrimack County, NH: $29K.
Events by year in Merrimack County, NH
events a year, Merrimack County, NH
- 12'15
- 9'16
- 16'17
- 32'18
- 4'19
- 11'20
- 7'21
- 9'22
- 5'23
- 13'24
- 15'25
Events by type
| Merrimack County, NH | FEMA | Score | Rank | Events | Peak | Damage |
|---|---|---|---|---|---|---|
| Merrimack County, NH, thunderstorm and high wind | Relatively Moderate | 52.5 | 3 of 10 | 88 | 2018 (24) | $24K |
| Merrimack County, NH, tornado | Relatively Low | 56.2 | 3 of 10 | 2 | 2015 (1) | $0 |
| Merrimack County, NH, hurricane and tropical storm | Relatively Moderate | 84.8 | 3 of 10 | 1 | 2020 (1) | $5K |
| Merrimack County, NH, ice storm | Relatively High | 89.8 | 3 of 10 | 0 | none | $0 |
| Merrimack County, NH, winter storm and heavy snow | Relatively Moderate | 80.4 | 5 of 10 | 41 | 2018 (7) | $0 |
| Merrimack County, NH, heat wave | Relatively Low | 70.6 | 2 of 10 | 1 | 2024 (1) | $0 |
ZIP codes in Merrimack County
- 03046
- 03106
- 03216
- 03221
- 03224
- 03229
- 03230
- 03231
- 03233
- 03234
- 03235
- 03242
- 03243
- 03255
- 03257
- 03258
- 03260
- 03263
- 03268
- 03273
- 03275
- 03276
- 03278
- 03287
- 03301
- 03303
- 03304
- 03307
Facts about Merrimack County
- Residents of Merrimack County, NH, ACS 2023
- 155,0183 of 10 New Hampshire counties
- Households in Merrimack County, NH
- 60,4452.56 people each
- Owner-occupied homes in Merrimack County, NH
- 73.5%44,426 owner and 16,019 renter households
- Median household income in Merrimack County, NH
- $93,9443 of 10 New Hampshire counties
- Housing units in Merrimack County, NH
- 66,0805,635 vacant or seasonal, 8.5% of the units
- Homes heated by electricity in Merrimack County, NH
- 12.1%7,317 homes, 1 of 10 New Hampshire counties
- Utilities listed for Merrimack County, NH
- 33 with a home price: Unitil Energy Systems, Public Service Co of NH, New Hampshire Elec Coop Inc
- ZIP areas touching Merrimack County, NH
- 2803046 to 03307
- Outage-linked storm events in Merrimack County, NH
- 133NWS storm events, 2015 to 2025
- Homes built before 1980 in Merrimack County, NH
- 54.3%median year built 1977
- Flood claims in Merrimack County, NH
- 12NFIP 2015 to 2025, $129K paid
- Home energy burden in Merrimack County, NH
- 3.4%$1,558 a year on electricity (DOE LEAD)
Cost of living with electricity in Merrimack County
Merrimack County, NH: electricity $1,558 a year per home (DOE LEAD), all home energy $3,475, 3.4% of $103,267 income. 59,851 households in Merrimack County, NH spend about $93.2 million a year on electricity and $208.0 million on all home energy. Lower-income homes in Merrimack County, NH ($23,965 a year) spend 9.4% of income, 2.8 times the all-home figure.
Energy burden in Merrimack County, NH
| Merrimack County, NH | Homes | Income | Power | Gas | Other | Burden |
|---|---|---|---|---|---|---|
| Merrimack County, NH, all households | 59,851 | $103,267 | $1,558 | $887 | $1,030 | 3.4% |
| Merrimack County, NH, lower income | 16,417 | $23,965 | $1,104 | $529 | $617 | 9.4% |
| Merrimack County, NH, owners | 44,153 | $126,104 | $1,850 | $1,079 | $1,355 | 3.4% |
| Merrimack County, NH, renters | 15,698 | $39,033 | $737 | $346 | $114 | 3.1% |
Housing and heating in Merrimack County
Merrimack County, NH: 35,882 of 66,080 homes were built before 1980 and 12,203 in 2000 or later. Merrimack County, NH has 41,777 detached houses, 9,458 homes in 5+ unit buildings, 4,366 mobile homes, and 16,019 of 60,445 households rent.
Age of homes in Merrimack County, NH
% of homes by decade built, Merrimack County, NH
- 25pre-40
- 440s
- 550s
- 760s
- 1470s
- 1780s
- 1090s
- 1200s
- 610s
- 120+
Heating fuel in Merrimack County, NH
| Merrimack County, NH | Value | State median | Gap | Rank |
|---|---|---|---|---|
| Merrimack County, NH, median year built | 1977 | 1978 | -0 years | 6 of 10 |
| Merrimack County, NH, built before 1980 | 54.3% | 53.2% | +1.1 points | 4 of 10 |
| Merrimack County, NH, built 2000 or later | 18.5% | 18.8% | -0.3 points | 6 of 10 |
| Merrimack County, NH, detached houses | 63.2% | 66.7% | -3.5 points | 7 of 10 |
| Merrimack County, NH, apartments in 5+ unit buildings | 14.3% | 13.4% | +1.0 points | 5 of 10 |
| Merrimack County, NH, mobile homes | 6.6% | 6.8% | -0.2 points | 6 of 10 |
| Merrimack County, NH, renter households | 26.5% | 26.3% | +0.2 points | 5 of 10 |
| Merrimack County, NH, median home value | $330,600 | $331,500 | -$900 | 6 of 10 |
| Merrimack County, NH, median gross rent a month | $1,293 | $1,256 | +$37 | 4 of 10 |
| Merrimack County, NH, people per household | 2.46 | 2.41 | +0.05 | 4 of 10 |
Flood claims and flood insurance in Merrimack County
Merrimack County, NH: 12 NFIP flood claims in 2015 to 2025, $129K paid, median paid claim $4,610.
333 of 39,725 residential structures in Merrimack County, NH carry an NFIP contract. 430 NFIP policies of any type were in force in Merrimack County, NH on 8 Sep 2026. Merrimack County, NH lists 38 repetitive-loss properties.
Merrimack County, NH: claims history, not an outage count.
| Merrimack County, NH | Value | Median county | Rank |
|---|---|---|---|
| Merrimack County, NH, claims 2015-2025 | 12 | — | 8 of 9 |
| Merrimack County, NH, paid 2015-2025 | $129K | — | 8 of 9 |
| Merrimack County, NH, median paid claim | $4,610 | — | — |
| Merrimack County, NH, claims per 1,000 homes | 0.3 | 1.3 | 8 of 9 |
| Merrimack County, NH, homes with flood insurance | 0.8% | 0.8% | 5 of 10 |
| Merrimack County, NH, policies in force | 430 | — | — |
| Merrimack County, NH, repetitive-loss properties | 38 | — | — |
Merrimack County, NH: OpenFEMA NFIP, claims as of 8 Sep 2026, insured share as of 3 Aug 2026; counts under 5 are hidden.
Merrimack County: flood claims by state, flood hub.
Analyst note on Merrimack County
Merrimack County, NH touches 28 ZIP areas, 03046 to 03307, about 5,536 residents each. Merrimack County, NH counts 155,018 residents in 60,445 households. Household income in Merrimack County, NH is $93,944; 44,426 of its 60,445 households own.
7,317 of the 60,445 homes in Merrimack County, NH heat with electricity. Merrimack County, NH has 66,080 housing units, 5,635 (8.5%) vacant or seasonal, and 16,019 rented homes. Merrimack County, NH logged 133 storm events for its 155,018 residents.
The median home in Merrimack County, NH dates from 1977. Homes in Merrimack County, NH pay $1,558 a year for electricity.
Bill and heat pump calculator, Merrimack County
Compare Merrimack County with its neighbours
- Belknap County sits 19 miles northeast of Merrimack County, NH with 64,300 residents, 92 storm events, median home built 1979, energy burden 3.9%, income $87,983.
- Hillsborough County sits 30 miles south of Merrimack County, NH with 424,732 residents, 241 storm events, median home built 1977, energy burden 3.0%, income $100,436.
- Sullivan County sits 34 miles west of Merrimack County, NH with 43,529 residents, 106 storm events, median home built 1974, energy burden 4.1%, income $75,929.
- Strafford County sits 37 miles east of Merrimack County, NH with 131,743 residents, 95 storm events, median home built 1978, energy burden 3.5%, income $86,564.
- Carroll County sits 46 miles northeast of Merrimack County, NH with 51,259 residents, 189 storm events, median home built 1981, energy burden 4.1%, income $82,961.
Cities in Merrimack County
- Concord electricity rates44,219 residents
New Hampshire: home prices since 2001, planned plants.
Questions on Merrimack County
Merrimack County, NH: what do homes pay for electricity?
No single price in Merrimack County, NH: 3 utilities deliver power and homes pick a plan. New Hampshire average 23.40 cents per kWh, $145 a month at 619 kWh.
Merrimack County, NH: how many homes heat with electricity?
Merrimack County, NH: 7,317 of 60,445 occupied homes, 12.1%, rank 1 of 10.
Merrimack County, NH: median household income?
$93,944 in Merrimack County, NH, rank 3 of 10; 155,018 residents, 60,445 households.
Merrimack County, NH: outage-linked storms since 2015?
Merrimack County, NH: 133 NWS events, peak year 2018.
Merrimack County, NH: flood insurance claims since 2015?
Merrimack County, NH: 12 NFIP flood claims, $129K paid, 0.3 per 1,000 homes, 0.8% of homes insured.
How old are the homes in Merrimack County, NH?
Merrimack County, NH: median home built 1977; 54.3% predate 1980, 63.2% detached, 14.3% in 5+ unit buildings.
Merrimack County, NH: share of income for energy?
Merrimack County, NH homes spend $1,558 a year on electricity, $3,475 on all energy: 3.4% of $103,267; 9.4% for lower incomes.