Northville, Suffolk County, NY demographics:
population, income, and more

Total population
2,950
5.1% year-over-year change
Median household income
$118,626/yr
27.1% year-over-year change
Housing units
1,414
8.5% year-over-year change

Northville population

How many people live in Northville

Northville is home to 2,950 residents, according to the most recent Census data. Gender-wise, 51.5% of Northville locals are male, and 48.5% are female.

Total population
2,950
5.1% year-over-year change
Gender ratio
Male
51.5%
1,520
Female
48.5%
1,430
Value Percent YoY change
Male 1,520 51.5% 3.3%
Female 1,430 48.5% 7.2%
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 Northville is 50, with the population distributed as follows: about 10.8% are children under 15, then 14.8% are in the 15 to 24 age group. Adults between 25 and 44 make up 17.5% of the population, while another 32.4% fall into the 45 to 64 bracket. Finally, around 24.5% are 65 or older.

Median age
50
Age breakdown
Under 15
10.8%
15 to 24
14.8%
25 to 44
17.5%
45 to 64
32.4%
Over 65
24.5%
Value Percent YoY change
Under 15 319 10.8% 10.8%
15 to 24 435 14.8% -6.8%
25 to 44 516 17.5% 4.2%
45 to 64 956 32.4% 24.0%
Over 65 724 24.5% -7.8%
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 Northville, 96.2% of the population are US-born citizens, while 2.8% have gained naturalized citizenship. At the same time, 1% of residents are non-citizens. There’s also a share of 1.4% that includes residents with two or more races.

Citizenship
U.S.-born citizens
96.2%
Non-U.S.-born citizens
2.8%
Non-citizens
1%
Value Percent YoY change
U.S.-born citizens 2,837 96.2% 2.6%
Non-U.S.-born citizens 84 2.8% 121.0%
Non-citizens 29 1% 625.0%
Racial breakdown
White
98.2%
Black or African American
0%
American Indian and Alaska Native
0%
Asian
0.1%
Native Hawaiian and other Pacific Islander
0%
Two or more races
1.4%
Other
0.3%
Value Percent
White 2,897 98.2%
Asian 2 0.1%
Two or more races 41 1.4%
Other 10 0.3%

Households in Northville

A peek inside Northville households

Northville has 1,171 households, with an average of 2 members in each. Of these, 71.6% are families, while the remaining 28.4% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
1,171
5.7% year-over-year change
Average people per household
2
Non-family households
332
Family households
839
Value Percent YoY change
Non-family households 332 28.4% 17.7%
Family households 839 71.6% 1.6%
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 Northville

The housing landscape of Northville

Northville's housing consists of 1,414 units, with 77.6% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 7.9% 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 0.1% of the housing landscape.

Housing units
1,414
8.5% year-over-year change
Housing types
Value Percent
1 unit, detached 1,098 77.6%
1 unit, attached 112 7.9%
2 units 113 8%
3 or 4 units 65 4.6%
5 to 9 units 24 1.7%
Mobile home 2 0.1%
Homes built since 2020
% year-over-year change

The age of buildings in Northville

In Northville, the median construction year is 1976. About 26.9% of homes were built before the 1940s, with another 1.4% going up by 1949. Most development happened in the second half of the 20th century.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 380 26.9% 26.2%
Built between 1940 and 1949 20 1.4% 25.0%
Built between 1950 and 1959 48 3.4% -59.7%
Built between 1960 and 1969 177 12.5% 11.3%
Built between 1970 and 1979 73 5.2% 9.0%
Built between 1980 and 1989 153 10.8% -1.9%
Built between 1990 and 1999 151 10.7% -5.0%
Built between 2000 and 2009 291 20.6% 3.2%
Built between 2010 and 2019 121 8.6% 175.0%
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.

Northville occupancy rates

Out of the 1,171 occupied housing units in Northville, 79.4% are owner-occupied, while 20.6% are lived in by tenants. Meanwhile, 17.2% of all homes on the local market sit vacant.

Occupied housing units
1,171
5.7% year-over-year change
Occupancy breakdown
Renter occupied
241
Owner occupied
930
Value Percent YoY
change
Renter occupied 241 20.6% 8.1%
Owner occupied 930 79.4% 5.1%
Unoccupied housing units
17.2%
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.

Northville housing costs

Housing costs in Northville come to a median of $1,608 per month, while tenants specifically pay a median gross rent of $887.

Median housing costs per month
$1,608/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 Northville
$887/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 Northville

Northville education at a glance

About 35.4% of the population in Northville went to high school, while 20.7% pursued college studies. Another 12.5% earned an associate degree and 16.4% hold a bachelor’s. Meanwhile, 13.3% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 43 1.7% -10.4%
High school diploma 889 35.4% 12.1%
College diploma 520 20.7% 18.2%
Associate degree 313 12.5% -8.2%
Bachelor's degree 410 16.4% 6.5%
Graduate degree 333 13.3% -15.5%
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 Northville

How much people earn in Northville

The average annual household income in Northville was $138,196 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a +8.1% change from the previous year. At the same time, the median income stood at $118,626, reflecting a +27.2% shift over the same period.

Average household income in Northville
$138,196/year
8.1% year-over-year change
Median household income in Northville
$118,626/year
27.1% year-over-year change

Northville income by age

In Northville, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $76,592. Those with someone between 45 and 64 in charge, often well established professionally, earn $146,374 overall. Overall, 88.8% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
25 - 44 $76,592 8.5%
45 - 64 $146,374 8.0%
Over 65 $97,916 34.4%
Above poverty level
2,599
Below poverty level
328
Value Percent YoY
change
Above poverty level 2,599 88.8% 5.9%
Below poverty level 328 11.2% 0.6%

Employment in Northville

Workforce and job types in Northville

The job market in Northville is powered by 1,412 working residents, spread across a range of industries and roles. 74.6% of the working population are employed in professional or administrative positions, while 25.4% are in hands-on or service-based jobs. Also, 22.8% run their own businesses, 56.3% are employed by private companies, and 16.2% work in the public sector.

Workforce demographics

Working population
1,412
15.4% year-over-year change
White collar
1,054
Blue collar
358
Value Percent YoY change
White collar 1,054 74.6% 6.8%
Blue collar 358 25.4% 51.0%
Employer type
Self employees
22.8%
Private companies
56.3%
Governmental workers
16.2%
Not for profit companies
4.8%
Value Percent YoY change
Self employees 322 22.8% 2.5%
Private companies 795 56.3% 35.4%
Governmental workers 228 16.2% -18.3%
Not for profit companies 67 4.8% 52.3%
Unemployment rate
0.9%
116.7% year-over-year change

Available workforce

The unemployment rate in Northville stands at 0.9%, representing the share of the workforce currently without a job and actively looking for one.

For renters, the unemployment rate helps paint a picture of job security and financial stability in the area. Rates around 4% to 5% are considered typical. A lower-than-average rate might suggest strong job prospects and a thriving local economy, while a higher rate could hint at fewer opportunities—both useful to consider when planning a move.

Transportation in Northville

How people get around in Northville

Means of transportation
Value Percent YoY change
Car 1,185 98.6% 17.7%
Bus or trolleybus 17 1.4% 54.5%
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.

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FAQs about Northville demographics 

What is the total population of Northville?

Northville has a total population of 2,950 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 +5.1% compared to a year ago.

What is the gender ratio in Northville?

The gender ratio in Northville is as follows:
  • 51.5% males (1,520 residents)
  • 48.5% females (1,430 residents)

What is the median age in Northville?

The median age in Northville is 50.

What is the age distribution of the population in Northville?

The age distribution in Northville is as follows:
  • Under 15: 10.8% (319 residents)
  • Ages 15-24: 14.8% (435 residents)
  • Ages 25-44: 17.5% (516 residents)
  • Ages 45-64: 32.4% (956 residents)
  • Over 65: 24.5% (724 residents)

What is the racial and ethnic makeup of Northville?

The racial and ethnic makeup of Northville is as follows:
  • White: 98.2% (2,897 residents)
  • Black or African American: 0% ( residents)
  • American Indian and Alaska Native: 0% ( residents)
  • Asian: 0.1% (2 residents)
  • Native Hawaiian and Other Pacific Islander: 0% ( residents)
  • Two or More Races: 1.4% (41 residents)
  • Other: 0.3% (10 residents)

What percentage of the population in Northville are U.S.-born citizens?

U.S.-born citizens represent 96.2% of the population in Northville.

How many housing units are there in Northville?

There are 1,414 housing units in Northville, reflecting a +8.5% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

How many households are in Northville and what is the average household size?

Northville has a total of 1,171 households, with an average of 2 people in each.

What is the median household income in Northville?

Northville has a median household income of $118,626, representing a +27.1% shift from the previous year, according to the U.S. Census Bureau.

What is the employment rate and job market overview for Northville?

The employment rate is 99.1% in Northville, with a workforce of 1,412 residents. Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 74.6% (1,054 residents)
  • Blue-collar workers: 25.4% (358 residents)

Places of employment:
  • Self-employed: 22.8% (322 residents)
  • Private companies: 56.3% (795 residents)
  • Governmental workers: 16.2% (228 residents)
  • Not-for-profit companies: 4.8% (67 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