St Lawrence County, NY demographics:
population, income, and more

Total population
116,187
-0.6% year-over-year change
Median household income
$68,036/yr
5.0% year-over-year change
Housing units
60,838
0.6% year-over-year change

St Lawrence County population

How many people live in St Lawrence County

St Lawrence County is home to 116,187 residents, according to the most recent Census data. Gender-wise, 50.9% of St Lawrence County locals are male, and 49.1% are female.

Total population
116,187
-0.6% year-over-year change
Gender ratio
Male
50.9%
59,173
Female
49.1%
57,014
Value Percent YoY change
Male 59,173 50.9% -0.2%
Female 57,014 49.1% -1.0%
A higher population often means more rental variety and livelier areas. The gender balance—how many men live here compared to women—can reveal a lot about the community and the lifestyles of its residents. Use this info to get a sense of the area's pace and personality.

Age demographics

The median age in St Lawrence County is 44, with the population distributed as follows: about 16.4% are children under 15, then 15.1% are in the 15 to 24 age group. Adults between 25 and 44 make up 23.1% of the population, while another 25.7% fall into the 45 to 64 bracket. Finally, around 19.7% are 65 or older.

Median age
44
Age breakdown
Under 15
16.4%
15 to 24
15.1%
25 to 44
23.1%
45 to 64
25.7%
Over 65
19.7%
Value Percent YoY change
Under 15 19,048 16.4% -2.0%
15 to 24 17,554 15.1% -2.0%
25 to 44 26,794 23.1% 0.7%
45 to 64 29,911 25.7% -2.2%
Over 65 22,880 19.7% 2.4%
The age composition helps you get insight into who lives in the area. A younger population might mean a more active, fast-paced vibe, while an older one could suggest a quieter, slower lifestyle. If there's a balanced makeup, you’re likely to find a variety of services, housing types, and community spaces that cater to different life stages.

Racial makeup

In St Lawrence County, 95.7% of the population are US-born citizens, while 2.7% have gained naturalized citizenship. At the same time, 1.6% of residents are non-citizens. As for race, 92.2% of locals are Caucasian, 1.8% are African American and 1% have Asian roots. There’s also a share of 3.8% that includes residents with two or more races.

Citizenship
U.S.-born citizens
95.7%
Non-U.S.-born citizens
2.7%
Non-citizens
1.6%
Value Percent YoY change
U.S.-born citizens 111,193 95.7% -0.6%
Non-U.S.-born citizens 3,186 2.7% -6.8%
Non-citizens 1,808 1.6% 16.1%
Racial breakdown
White
92.2%
Black or African American
1.8%
American Indian and Alaska Native
0.5%
Asian
1%
Native Hawaiian and other Pacific Islander
0%
Two or more races
3.8%
Other
0.7%
Value Percent
White 107,096 92.2%
Black or African American 2,109 1.8%
American Indian and Alaska Native 549 0.5%
Asian 1,112 1%
Native Hawaiian and other Pacific Islander 11 0%
Two or more races 4,470 3.8%
Other 840 0.7%

Households in St Lawrence County

A peek inside St Lawrence County households

St Lawrence County has 46,646 households, with an average of 2 members in each. Of these, 59.9% are families, while the remaining 40.1% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
46,646
0.2% year-over-year change
Average people per household
2
Non-family households
18,688
Family households
27,958
Value Percent YoY change
Non-family households 18,688 40.1% 1.4%
Family households 27,958 59.9% -0.6%
The mix between family and non-family households gives a glimpse into daily life. A higher percentage of families might mean more parks and schools, while more non-family setups can mean flexible housing and diverse living styles. For renters, this can signal what kinds of homes are common and can help you figure out if the area matches your lifestyle.

Housing in St Lawrence County

The housing landscape of St Lawrence County

St Lawrence County's housing consists of 60,838 units, with 72.9% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 1.2% and offer a more compact, shared living style. Then there are the multifamily buildings in the area, and for those seeking flexibility, non-traditional options like mobile homes account for 9.8% of the housing landscape.

Housing units
60,838
0.6% year-over-year change
Housing types
Value Percent
1 unit, detached 44,378 72.9%
1 unit, attached 735 1.2%
2 units 2,606 4.3%
3 or 4 units 2,450 4%
5 to 9 units 1,217 2%
10 to 19 units 856 1.4%
20 to 49 units 1,183 1.9%
50 or more units 1,409 2.3%
Mobile home 5,964 9.8%
Boat, RV, van, etc. 40 0.1%
Homes built since 2020
438
58.7% year-over-year change

The age of buildings in St Lawrence County

In St Lawrence County, the median construction year is 1966. About 30.6% of homes were built before the 1940s, with another 6.1% going up by 1949. Most development happened in the second half of the 20th century. Then, 7.4% of homes were added from 2000 to 2009, 5.4% between 2010 and 2019, and 0.7% are part of the newest wave of development.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 18,635 30.6% 2.1%
Built between 1940 and 1949 3,708 6.1% 4.2%
Built between 1950 and 1959 6,513 10.7% -2.4%
Built between 1960 and 1969 4,762 7.8% -6.3%
Built between 1970 and 1979 7,187 11.8% -2.8%
Built between 1980 and 1989 6,288 10.3% -3.0%
Built between 1990 and 1999 5,525 9.1% -1.4%
Built between 2000 and 2009 4,525 7.4% 1.2%
Built between 2010 and 2019 3,257 5.4% 20.9%
Built in 2020 or later 438 0.7% 58.7%
As a renter, knowing when homes were built helps you understand the potential condition and design of rental units. Newer builds may have more contemporary layouts, while older homes can offer character or larger lots, depending on the area.

St Lawrence County occupancy rates

Out of the 46,646 occupied housing units in St Lawrence County, 72.5% are owner-occupied, while 27.5% are lived in by tenants. Meanwhile, 23.3% of all homes on the local market sit vacant.

Occupied housing units
46,646
0.2% year-over-year change
Occupancy breakdown
Renter occupied
12,845
Owner occupied
33,801
Value Percent YoY
change
Renter occupied 12,845 27.5% -1.3%
Owner occupied 33,801 72.5% 0.8%
Unoccupied housing units
23.3%
Unoccupied housing units refer to homes that are currently without residents—whether they're waiting for renters or owners, used seasonally, or simply unclaimed. A higher share of empty homes may mean more housing availability, while a low number can reflect a tighter market with more competition. This, along with the renter-vs.-owner mix, helps paint a clearer picture of what types of housing and services are likely to be available in the area.

St Lawrence County housing costs

Housing costs in St Lawrence County come to a median of $800 per month, while tenants specifically pay a median gross rent of $823.

Median housing costs per month
$800/month
This figure sums up typical monthly housing costs for all households in the area. If you own, it includes mortgage payments in addition to property taxes, insurance and HOA fees. If you rent, it accounts for rent plus extras like utilities. It’s useful for seeing how local living expenses stack up compared to other places.
Median gross rent in St Lawrence County
$823/month
Gross rent gives a more complete look at what renters actually pay, including not just base rent, but also utilities and fees. It’s a key number for evaluating rental affordability in your area of interest and understanding how it compares to nearby locations.

Education in St Lawrence County

St Lawrence County education at a glance

About 39.9% of the population in St Lawrence County went to high school, while 20.6% pursued college studies. Another 13.3% earned an associate degree and 11.9% hold a bachelor’s. Meanwhile, 10.5% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 3,510 3.8% -8.0%
High school diploma 37,056 39.9% -0.9%
College diploma 19,101 20.6% -3.6%
Associate degree 12,329 13.3% 2.8%
Bachelor's degree 11,087 11.9% 3.0%
Graduate degree 9,737 10.5% 4.2%
A community’s education mix can offer insights into the local economy and housing market. Higher levels of education often align with more job opportunities and stable incomes, which can increase demand for homes and influence both rent prices and rental availability.

Income in St Lawrence County

How much people earn in St Lawrence County

The average annual household income in St Lawrence County was $81,874 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a +4.8% change from the previous year. At the same time, the median income stood at $68,036, reflecting a +5% shift over the same period.

Average household income in St Lawrence County
$81,874/year
4.8% year-over-year change
Median household income in St Lawrence County
$68,036/year
5.0% year-over-year change

St Lawrence County income by age

In St Lawrence County, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $78,818. Those with someone between 45 and 64 in charge, often well established professionally, earn $79,644 overall. Younger households, where the main provider is under 25 and just starting out, report a median income of $52,113, while those led by someone over 65, many of whom may be retired, have about $47,955 in earnings. Overall, 83.6% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
Under 25 $52,113 -16.0%
25 - 44 $78,818 4.5%
45 - 64 $79,644 5.8%
Over 65 $47,955 0.1%
Above poverty level
89,127
Below poverty level
17,500
Value Percent YoY
change
Above poverty level 89,127 83.6% 0.2%
Below poverty level 17,500 16.4% -4.7%

Employment in St Lawrence County

Workforce and job types in St Lawrence County

77.6% of the working population are employed in professional or administrative positions, while 22.4% are in hands-on or service-based jobs. Also, 11% run their own businesses, 50.4% are employed by private companies, and 25.7% work in the public sector.

Workforce demographics

White collar
37,775
Blue collar
10,907
Value Percent YoY change
White collar 37,775 77.6% 0.5%
Blue collar 10,907 22.4% 0.0%
Employer type
Self employees
11%
Private companies
50.4%
Governmental workers
25.7%
Not for profit companies
13%
Value Percent YoY change
Self employees 5,336 11% 0.5%
Private companies 24,523 50.4% 2.2%
Governmental workers 12,494 25.7% -1.6%
Not for profit companies 6,329 13% -2.4%

Transportation in St Lawrence County

How people get around in St Lawrence County

In St Lawrence County, the average commute time is 120 minutes. Commuting methods vary: 93.1% of residents travel by personal vehicle and 6.1% prefer to walk, while the remaining share relies on public transit or on two wheelers to get from A to B.

Commute time
120 min
-33.0% year-over-year change
Means of transportation
Value Percent YoY change
Car 40,664 93.1% 0.0%
Taxicab 72 0.2% -12.2%
Bus or trolleybus 122 0.3% 0.8%
Ferryboat 3 0% -25.0%
Motorcycle 87 0.2% -10.3%
Bicycle 70 0.2% 37.2%
Walk 2,668 6.1% -0.5%
Understanding how locals get to work can help you plan your own routine. High car usage might mean you’ll need a vehicle, while strong public transit or walkability could save you the hassle. Commute times also play a big role in quality of life—shorter trips can give you more time for the things you enjoy.

What is the median and average household income in St Lawrence County by zipcode?

Zipcode Population Number of households Median income Average income
12914 711 344 $32,778 $62,801
12922 44 26 $88,333 $82,835
12927 318 161 $68,125 $85,143
13608 1,676 706 $73,643 $84,877
12965 363 161 $66,477 $96,890
12967 1,263 417 $75,781 $82,765
12973 154 62 $104,091 $92,776
12847 740 368 $70,962 $97,752
12980 1,075 520 $60,938 $73,168
12986 5,326 2,335 $67,883 $81,520

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FAQs about St Lawrence County demographics 

What is the total population of St Lawrence County?

St Lawrence County has a total population of 116,187 residents, according to the latest release from the U.S. Census Bureau: the 2019-2023 American Community Survey (ACS) 5-year estimates. This figure changed by -0.6% compared to a year ago.

What is the gender ratio in St Lawrence County?

The gender ratio in St Lawrence County is as follows:
  • 50.9% males (59,173 residents)
  • 49.1% females (57,014 residents)

What is the median age in St Lawrence County?

The median age in St Lawrence County is 44.

What is the age distribution of the population in St Lawrence County?

The age distribution in St Lawrence County is as follows:
  • Under 15: 16.4% (19,048 residents)
  • Ages 15-24: 15.1% (17,554 residents)
  • Ages 25-44: 23.1% (26,794 residents)
  • Ages 45-64: 25.7% (29,911 residents)
  • Over 65: 19.7% (22,880 residents)

What is the racial and ethnic makeup of St Lawrence County?

The racial and ethnic makeup of St Lawrence County is as follows:
  • White: 92.2% (107,096 residents)
  • Black or African American: 1.8% (2,109 residents)
  • American Indian and Alaska Native: 0.5% (549 residents)
  • Asian: 1% (1,112 residents)
  • Native Hawaiian and Other Pacific Islander: 0% (11 residents)
  • Two or More Races: 3.8% (4,470 residents)
  • Other: 0.7% (840 residents)

What percentage of the population in St Lawrence County are U.S.-born citizens?

U.S.-born citizens represent 95.7% of the population in St Lawrence County.

How many housing units are there in St Lawrence County?

There are 60,838 housing units in St Lawrence County, reflecting a +0.6% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

How many households are in St Lawrence County and what is the average household size?

St Lawrence County has a total of 46,646 households, with an average of 2 people in each.

What is the median household income in St Lawrence County?

St Lawrence County has a median household income of $68,036, representing a +5.0% shift from the previous year, according to the U.S. Census Bureau.

What is the job market overview for St Lawrence County?

Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 77.6% (37,775 residents)
  • Blue-collar workers: 22.4% (10,907 residents)

Places of employment:
  • Self-employed: 11% (5,336 residents)
  • Private companies: 50.4% (24,523 residents)
  • Governmental workers: 25.7% (12,494 residents)
  • Not-for-profit companies: 13% (6,329 residents)

Data source & methodology

The demographic data on this page was sourced from the latest U.S. Census Bureau release—the 2019–2023 American Community Survey (ACS) 5-year estimates.

The information, issued annually, is compiled and published by the Point2Homes Research Team as soon as new data becomes available.

No representation, guarantee, or warranty is made concerning the accuracy or completeness of modified or aggregated information for particular areas.

Page last updated: September 2025