Electric companies in Jefferson County, New York
Jefferson County, NY ranks 9 of 62 New York counties for the newest homes (median year built 1972). Jefferson County in New York has 116,130 residents and 1 utility listed by EIA.
Households in Jefferson County can pick a supplier. How to compare.
Jefferson County on the map
Jefferson County darker: more storm events
Electric utilities in Jefferson County
| Utility listed for Jefferson County, NY | Type | Home accounts in New York |
|---|---|---|
| Niagara Mohawk Power Corp. in Jefferson County, NY | Investor Owned | 1,532,294 |
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.
Housing and heating in Jefferson County
Jefferson County, NY: 35,052 of 61,721 homes were built before 1980 and 12,013 in 2000 or later. Jefferson County, NY has 34,723 detached houses, 6,376 homes in 5+ unit buildings, 7,049 mobile homes, and 21,423 of 46,701 households rent.
Age of homes in Jefferson County, NY
% of homes by decade built, Jefferson County, NY
- 30pre-40
- 440s
- 750s
- 760s
- 970s
- 1280s
- 1190s
- 1100s
- 810s
- 020+
Heating fuel in Jefferson County, NY
| Jefferson County, NY | Value | State median | Gap | Rank |
|---|---|---|---|---|
| Jefferson County, NY, median year built | 1972 | 1964 | +8 years | 9 of 62 |
| Jefferson County, NY, built before 1980 | 56.8% | 67.8% | -11.0 points | 59 of 62 |
| Jefferson County, NY, built 2000 or later | 19.5% | 12.2% | +7.2 points | 4 of 62 |
| Jefferson County, NY, detached houses | 56.3% | 67.9% | -11.6 points | 53 of 62 |
| Jefferson County, NY, apartments in 5+ unit buildings | 10.3% | 8.3% | +2.1 points | 25 of 62 |
| Jefferson County, NY, mobile homes | 11.4% | 7.1% | +4.4 points | 12 of 62 |
| Jefferson County, NY, renter households | 45.9% | 28.3% | +17.6 points | 6 of 62 |
| Jefferson County, NY, median home value | $181,000 | $179,500 | +$1,500 | 31 of 62 |
| Jefferson County, NY, median gross rent a month | $1,214 | $942 | +$272 | 17 of 62 |
| Jefferson County, NY, people per household | 2.38 | 2.32 | +0.06 | 22 of 62 |
ZIP codes in Jefferson County
- 13601
- 13602
- 13603
- 13605
- 13606
- 13607
- 13608
- 13611
- 13612
- 13615
- 13616
- 13618
- 13619
- 13622
- 13624
- 13628
- 13632
- 13634
- 13636
- 13637
- 13638
- 13640
- 13641
- 13643
- 13650
- 13651
- 13656
- 13659
- 13661
- 13673
- 13674
- 13675
- 13679
- 13682
- 13685
- 13691
- 13692
- 13693
Facts about Jefferson County
- Residents of Jefferson County, NY, ACS 2023
- 116,13025 of 62 New York counties
- Households in Jefferson County, NY
- 46,7012.49 people each
- Owner-occupied homes in Jefferson County, NY
- 54.1%25,278 owner and 21,423 renter households
- Median household income in Jefferson County, NY
- $64,97848 of 62 New York counties
- Housing units in Jefferson County, NY
- 61,72115,020 vacant or seasonal, 24.3% of the units
- Homes heated by electricity in Jefferson County, NY
- 22.2%10,362 homes, 6 of 62 New York counties
- Utilities listed for Jefferson County, NY
- 11 with a home price: Niagara Mohawk Power Corp.
- ZIP areas touching Jefferson County, NY
- 3813601 to 13693
- Outage-linked storm events in Jefferson County, NY
- 248NWS storm events, 2015 to 2025
- Homes built before 1980 in Jefferson County, NY
- 56.8%median year built 1972
- Flood claims in Jefferson County, NY
- 92NFIP 2015 to 2025, $1.6M paid
- Home energy burden in Jefferson County, NY
- 3.2%$1,231 a year on electricity (DOE LEAD)
Outage risk in Jefferson County
Jefferson County, NY, NWS storm events 2015 to 2025: 248 in all, 213.6 per 100,000 residents of 116,130, rank 24 of 62 New York counties. Property damage in Jefferson County, NY: $2.0M, with 2 direct injuries or deaths.
Events by year in Jefferson County, NY
events a year, Jefferson County, NY
- 9'15
- 22'16
- 30'17
- 19'18
- 22'19
- 18'20
- 17'21
- 20'22
- 10'23
- 34'24
- 47'25
Events by type
| Jefferson County, NY | FEMA | Score | Rank | Events | Peak | Damage |
|---|---|---|---|---|---|---|
| Jefferson County, NY, thunderstorm and high wind | Relatively Moderate | 78.7 | 19 of 62 | 156 | 2025 (33) | $1.2M |
| Jefferson County, NY, tornado | Relatively Low | 27.9 | 54 of 62 | 1 | 2024 (1) | $0 |
| Jefferson County, NY, hurricane and tropical storm | Very Low | 53.2 | 59 of 62 | 0 | none | $0 |
| Jefferson County, NY, ice storm | Relatively Moderate | 81.5 | 18 of 62 | 1 | 2025 (1) | $0 |
| Jefferson County, NY, winter storm and heavy snow | Relatively High | 93.5 | 14 of 62 | 90 | 2025 (13) | $781K |
| Jefferson County, NY, heat wave | Very Low | 33.6 | 43 of 62 | 0 | none | $0 |
Cost of living with electricity in Jefferson County
Jefferson County, NY: electricity $1,231 a year per home (DOE LEAD), all home energy $2,353, 3.2% of $73,264 income. 46,099 households in Jefferson County, NY spend about $56.7 million a year on electricity and $108.5 million on all home energy. Lower-income homes in Jefferson County, NY ($23,513 a year) spend 7.5% of income, 2.3 times the all-home figure.
Energy burden in Jefferson County, NY
| Jefferson County, NY | Homes | Income | Power | Gas | Other | Burden |
|---|---|---|---|---|---|---|
| Jefferson County, NY, all households | 46,099 | $73,264 | $1,231 | $662 | $460 | 3.2% |
| Jefferson County, NY, lower income | 16,757 | $23,513 | $993 | $431 | $347 | 7.5% |
| Jefferson County, NY, owners | 25,123 | $97,630 | $1,584 | $1,035 | $758 | 3.5% |
| Jefferson County, NY, renters | 20,976 | $44,081 | $807 | $216 | $102 | 2.5% |
Flood claims and flood insurance in Jefferson County
Jefferson County, NY: 92 NFIP flood claims in 2015 to 2025, $1.6M paid, median paid claim $12,901.
253 of 45,113 residential structures in Jefferson County, NY carry an NFIP contract. 293 NFIP policies of any type were in force in Jefferson County, NY on 8 Sep 2026. Jefferson County, NY lists 15 repetitive-loss properties.
Jefferson County, NY: claims history, not an outage count.
Flood claims by year in Jefferson County, NY
flood claims a year, Jefferson County, NY
- <5'15
- <5'16
- 45'17
- <5'18
- 34'19
- <5'20
- <5'21
- <5'22
- <5'23
- 0'24
- 0'25
| Jefferson County, NY | Value | Median county | Rank |
|---|---|---|---|
| Jefferson County, NY, claims 2015-2025 | 92 | — | 18 of 58 |
| Jefferson County, NY, paid 2015-2025 | $1.6M | — | 20 of 58 |
| Jefferson County, NY, median paid claim | $12,901 | — | — |
| Jefferson County, NY, claims per 1,000 homes | 2.0 | 1.0 | 13 of 58 |
| Jefferson County, NY, homes with flood insurance | 0.6% | 0.9% | 45 of 62 |
| Jefferson County, NY, policies in force | 293 | — | — |
| Jefferson County, NY, repetitive-loss properties | 15 | — | — |
Jefferson County, NY: OpenFEMA NFIP, claims as of 8 Sep 2026, insured share as of 3 Aug 2026; counts under 5 are hidden.
Jefferson County: flood claims by state, flood hub.
Analyst note on Jefferson County
Jefferson County, NY touches 38 ZIP areas, 13601 to 13693, about 3,056 residents each. Jefferson County, NY counts 116,130 residents in 46,701 households. Household income in Jefferson County, NY is $64,978; 25,278 of its 46,701 households own.
10,362 of the 46,701 homes in Jefferson County, NY heat with electricity. Jefferson County, NY has 61,721 housing units, 15,020 (24.3%) vacant or seasonal, and 21,423 rented homes. Jefferson County, NY logged 248 storm events for its 116,130 residents.
The median home in Jefferson County, NY dates from 1972. Homes in Jefferson County, NY pay $1,231 a year for electricity.
Bill and heat pump calculator, Jefferson County
Compare Jefferson County with its neighbours
- Lewis County sits 30 miles southeast of Jefferson County, NY with 26,618 residents, 266 storm events, median home built 1972, energy burden 4.2%, income $68,329.
- Oswego County sits 46 miles south of Jefferson County, NY with 117,945 residents, 310 storm events, median home built 1971, energy burden 3.7%, income $68,461.
- Onondaga County sits 66 miles south of Jefferson County, NY with 471,611 residents, 273 storm events, median home built 1963, energy burden 2.6%, income $74,740.
- Oneida County sits 68 miles southeast of Jefferson County, NY with 229,645 residents, 357 storm events, median home built 1957, energy burden 3.3%, income $68,819.
- Madison County sits 73 miles south of Jefferson County, NY with 67,572 residents, 148 storm events, median home built 1964, energy burden 3.3%, income $73,141.
New York: home prices since 2001, planned plants.
Questions on Jefferson County
Jefferson County, NY: what do homes pay for electricity?
No single price in Jefferson County, NY: 1 utility deliver power and homes pick a plan. New York average 24.43 cents per kWh, $140 a month at 571 kWh.
Jefferson County, NY: how many homes heat with electricity?
Jefferson County, NY: 10,362 of 46,701 occupied homes, 22.2%, rank 6 of 62.
Jefferson County, NY: median household income?
$64,978 in Jefferson County, NY, rank 48 of 62; 116,130 residents, 46,701 households.
Jefferson County, NY: outage-linked storms since 2015?
Jefferson County, NY: 248 NWS events, peak year 2025.
Jefferson County, NY: flood insurance claims since 2015?
Jefferson County, NY: 92 NFIP flood claims, $1.6M paid, 2.0 per 1,000 homes, 0.6% of homes insured.
How old are the homes in Jefferson County, NY?
Jefferson County, NY: median home built 1972; 56.8% predate 1980, 56.3% detached, 10.3% in 5+ unit buildings.
Jefferson County, NY: share of income for energy?
Jefferson County, NY homes spend $1,231 a year on electricity, $2,353 on all energy: 3.2% of $73,264; 7.5% for lower incomes.