Lebanon, New Hampshire Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates
The population of Lebanon, New Hampshire is 14,759 as of the 2023 American Community Survey, making it the 10th-largest city in New Hampshire. The median household income is $92,288, the median home value is $345,100, and the median age is 38.6.
The population has grown 17.1% since 2010 (13,140 → 15,389).
14,759
Population
366
People / sq mi
$92,288
Median Income
$345,100
Median Home Value
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Lebanon covers 40.3 sq mi of land at 366 people per square mile.
About Lebanon, NH
Lebanon stands apart on settlement density — it is among the most sparsely settled of US cities, at roughly 366 people per square mile. Lebanon is a city in New Hampshire with a population of 14,759. That makes it one of the ten largest cities in New Hampshire in the country, at #10 by population.
Median household income is $92,288, above the US median of $78,538. The poverty rate, 3.9%, is on the lower side for US cities and below the national 12.4%. Homes carry a median value of $345,100, with typical rent around $1,732.
College attainment is above the local norm at 56.4%, above the national 35.0%. Remote work is on the higher side at 20.8%, above the national 14.0%, and the average commute runs about 15 minutes each way.
Lebanon city Population History (2010-2024)
The city of Lebanon city had a population of 13,140 in 2010 and 15,389 in 2024, a 17.1% growth over 14 years. The peak was 15,389 in 2024. Average annual growth rate: 1.15%.
15,389
Population (2024)
13,140
Population (2010)
15,389
Peak (2024)
1.15%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 13,140 |
| 2011 | 13,491 |
| 2012 | 13,540 |
| 2013 | 13,645 |
| 2014 | 13,611 |
| 2015 | 13,641 |
| 2016 | 13,623 |
| 2017 | 13,605 |
| 2018 | 13,584 |
| 2019 | 13,651 |
| 2020 | 14,308 |
| 2021 | 14,997 |
| 2022 | 14,994 |
| 2023 | 15,336 |
| 2024 | 15,389 |
Race & Ethnicity
| White | 85.5% |
| Black or African American | 0.6% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 1.4% |
| Two or More Races | 0.0% |
Economy & Income
$92,288
Median Household Income
$54,622
Per Capita Income
3.9%
Poverty Rate
0.6%
Unemployment Rate
Housing
$345,100
Median Home Value
$1,732
Median Rent
49.8%
Owner-Occupied
Education
94.8%
High School+
56.4%
Bachelor's+
Commute
2.3%
Drive Alone
59.8%
Public Transit
20.8%
Work From Home
15.4 min
Avg Commute
Community Profile
50.9%
Foreign Born
87.8%
Non-English at Home
6.0%
Veterans
12.7%
With Disability
93.6%
Health Insurance
93.0%
Internet Access
Employment by Industry
| Professional, Scientific & Management | 44.5% |
| Finance, Insurance & Real Estate | 13.7% |
| Manufacturing | 7.9% |
| Education, Health Care & Social Services | 6.9% |
| Construction | 4.2% |
| Arts, Entertainment & Food Services | 3.8% |
| Information | 2.7% |
| Transportation & Warehousing | 2.1% |
| Public Administration | 1.7% |
| Retail Trade | 1.5% |
| Agriculture & Mining | 1.2% |
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Frequently Asked Questions
Lebanon, New Hampshire has a population of 14,759 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 10th-largest city in New Hampshire.
The median household income in Lebanon, New Hampshire is $92,288, with 3.9% of residents living below the federal poverty level.
The median home value in Lebanon, New Hampshire is $345,100, with median monthly rent at $1,732 and a homeownership rate of 49.8%.
The median age in Lebanon, New Hampshire is 38.6 years. The population is 46.1% male and 53.9% female.
The population has grown 17.1% since 2010 (13,140 → 15,389).
Lebanon city, NH Climate
Lebanon city, NH has an average annual temperature of 6.9°C (44°F) and receives about 988 mm of precipitation per year. The warmest month is July and the coldest is January. Figures are 1970–2000 climate normals.
6.9°C
Avg Temp
988
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | -8° / 18° | 71 mm |
| February | -6° / 21° | 61 mm |
| March | 0° / 31° | 74 mm |
| April | 6° / 43° | 79 mm |
| May | 13° / 55° | 89 mm |
| June | 18° / 64° | 88 mm |
| July | 21° / 69° | 92 mm |
| August | 19° / 67° | 96 mm |
| September | 15° / 58° | 87 mm |
| October | 8° / 47° | 86 mm |
| November | 2° / 36° | 88 mm |
| December | -4° / 24° | 77 mm |
1970–2000 normals from WorldClim 2.1 (~9 km grid). Precipitation can be less precise near mountains or coastlines, where rainfall varies sharply over short distances.
Best time to visit Lebanon city, NH
The most comfortable months to visit Lebanon city, NH are typically July, August and June, when temperatures are mildest and rainfall is relatively low. The hottest month is July (around 27°C high). The coldest is January (near -14°C low). August is usually the wettest month.
Where to stay near Lebanon
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Statewide data for New Hampshire
Population, race, income, age, and trends across New Hampshire
Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.