South Valley Stream, NY demographics:
population, income, and more

Total population
6,512
5.4% year-over-year change
Median household income
$145,000/yr
4.5% year-over-year change
Housing units
1,916
-2.8% year-over-year change

South Valley Stream population

How many people live in South Valley Stream

South Valley Stream is home to 6,512 residents, according to the most recent Census data. Gender-wise, 44.8% of South Valley Stream locals are male, and 55.2% are female.

Total population
6,512
5.4% year-over-year change
Gender ratio
Male
44.8%
2,920
Female
55.2%
3,592
Value Percent YoY change
Male 2,920 44.8% -5.7%
Female 3,592 55.2% 16.6%
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 South Valley Stream is 37, with the population distributed as follows: about 21.6% are children under 15, then 11.2% are in the 15 to 24 age group. Adults between 25 and 44 make up 24.1% of the population, while another 20.8% fall into the 45 to 64 bracket. Finally, around 22.3% are 65 or older.

Median age
37.1
Age breakdown
Under 15
21.6%
15 to 24
11.2%
25 to 44
24.1%
45 to 64
20.8%
Over 65
22.3%
Value Percent YoY change
Under 15 1,407 21.6% 27.6%
15 to 24 726 11.2% -15.7%
25 to 44 1,572 24.1% 33.9%
45 to 64 1,352 20.8% -12.4%
Over 65 1,455 22.3% -2.7%
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 South Valley Stream, 67.2% of the population are US-born citizens, while 29.3% have gained naturalized citizenship. At the same time, 3.5% of residents are non-citizens. As for race, 36.9% of locals are Caucasian, 24.6% are African American and 23.7% have Asian roots. There’s also a share of 11.6% that includes residents with two or more races.

Citizenship
U.S.-born citizens
67.2%
Non-U.S.-born citizens
29.3%
Non-citizens
3.5%
Value Percent YoY change
U.S.-born citizens 4,376 67.2% 12.5%
Non-U.S.-born citizens 1,909 29.3% -6.6%
Non-citizens 227 3.5% -7.0%
Racial breakdown
White
36.9%
Black or African American
24.6%
American Indian and Alaska Native
0%
Asian
23.7%
Native Hawaiian and other Pacific Islander
0%
Two or more races
11.6%
Other
3.3%
Value Percent
White 2,403 36.9%
Black or African American 1,599 24.6%
Asian 1,541 23.7%
Two or more races 753 11.6%
Other 216 3.3%

Households in South Valley Stream

A peek inside South Valley Stream households

South Valley Stream has 1,830 households, with an average of 4 members in each. Of these, 82.4% are families, while the remaining 17.6% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
1,830
-4.6% year-over-year change
Average people per household
4
Non-family households
323
Family households
1,507
Value Percent YoY change
Non-family households 323 17.6% -20.6%
Family households 1,507 82.4% -0.3%
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 South Valley Stream

The housing landscape of South Valley Stream

South Valley Stream's housing consists of 1,916 units, with 80.8% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 5.1% and offer a more compact, shared living style.

Housing units
1,916
-2.8% year-over-year change
Housing types
Value Percent
1 unit, detached 1,549 80.8%
1 unit, attached 98 5.1%
2 units 82 4.3%
5 to 9 units 18 0.9%
10 to 19 units 147 7.7%
50 or more units 22 1.2%
Homes built since 2020
0
% year-over-year change

The age of buildings in South Valley Stream

In South Valley Stream, the median construction year is 1956. About 13.8% of homes were built before the 1940s, with another 3.7% 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 264 13.8% 41.2%
Built between 1940 and 1949 71 3.7% 22.4%
Built between 1950 and 1959 1,064 55.5% -15.8%
Built between 1960 and 1969 352 18.4% -3.6%
Built between 1970 and 1979 49 2.6% 8.9%
Built between 1990 and 1999 37 1.9% -2.6%
Built between 2000 and 2009 73 3.8% 563.6%
Built between 2010 and 2019 6 0.3% 20.0%
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.

South Valley Stream occupancy rates

Out of the 1,830 occupied housing units in South Valley Stream, 84.6% are owner-occupied, while 15.4% are lived in by tenants. Meanwhile, 4.5% of all homes on the local market sit vacant.

Occupied housing units
1,830
-4.6% year-over-year change
Occupancy breakdown
Renter occupied
281
Owner occupied
1,549
Value Percent YoY
change
Renter occupied 281 15.4% -33.7%
Owner occupied 1,549 84.6% 3.7%
Unoccupied housing units
4.5%
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.

South Valley Stream housing costs

Housing costs in South Valley Stream come to a median of $3,000 per month, while tenants specifically pay a median gross rent of $1,503.

Median housing costs per month
$3,000/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 South Valley Stream
$1,503/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 South Valley Stream

South Valley Stream education at a glance

About 13.7% of the population in South Valley Stream went to high school, while 18.3% pursued college studies. Another 8.3% earned an associate degree and 35.5% hold a bachelor’s. Meanwhile, 18% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 304 6.2% -16.9%
High school diploma 670 13.7% -37.4%
College diploma 892 18.3% -3.9%
Associate degree 403 8.3% -9.0%
Bachelor's degree 1,731 35.5% 24.6%
Graduate degree 875 18% 36.9%
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 South Valley Stream

How much people earn in South Valley Stream

The average annual household income in South Valley Stream was $173,399 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a +0.5% change from the previous year. At the same time, the median income stood at $145,000, reflecting a +4.5% shift over the same period.

Average household income in South Valley Stream
$173,399/year
0.5% year-over-year change
Median household income in South Valley Stream
$145,000/year
4.5% year-over-year change

South Valley Stream income by age

In South Valley Stream, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $201,600. Those with someone between 45 and 64 in charge, often well established professionally, earn $179,540 overall. Overall, 90.2% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
25 - 44 $201,600 4.1%
45 - 64 $179,540 1.6%
Over 65 $127,612 9.1%
Above poverty level
5,851
Below poverty level
635
Value Percent YoY
change
Above poverty level 5,851 90.2% 8.9%
Below poverty level 635 9.8% -19.0%

Average renter income in South Valley Stream

To get a better sense of what renters earn on average in South Valley Stream, their median household income was $41,655 according to 2022 Census data. In addition, the rent-to-income ratio in the area, at 43.3%, shows what portion of their earnings goes toward housing expenses.

Renter median household income
$41,655
Rent-to-income ratio
43.3%
Understanding the rent-to-income ratio can help renters gauge if local housing costs align with their earnings. A ratio under 30% usually signals affordability, while exceeding this mark means rent is taking a larger-than-recommended bite out of income. That could make it harder for you to cover other costs like transportation, healthcare, or child care.

Employment in South Valley Stream

Workforce and job types in South Valley Stream

The job market in South Valley Stream is powered by 2,725 working residents, spread across a range of industries and roles. 90.4% of the working population are employed in professional or administrative positions, while 9.6% are in hands-on or service-based jobs. Also, 4.2% run their own businesses, 65.4% are employed by private companies, and 17.4% work in the public sector.

Workforce demographics

Working population
2,725
-4.7% year-over-year change
White collar
2,464
Blue collar
261
Value Percent YoY change
White collar 2,464 90.4% -3.7%
Blue collar 261 9.6% -13.6%
Employer type
Self employees
4.2%
Private companies
65.4%
Governmental workers
17.4%
Not for profit companies
13.1%
Value Percent YoY change
Self employees 114 4.2% -21.9%
Private companies 1,781 65.4% -2.1%
Governmental workers 473 17.4% 7.3%
Not for profit companies 357 13.1% -21.2%
Unemployment rate
3.6%
-50.0% year-over-year change

Available workforce

The unemployment rate in South Valley Stream stands at 3.6%, 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 South Valley Stream

How people get around in South Valley Stream

Commuting methods vary: 68.4% of residents travel by personal vehicle and 0.9% prefer to walk, while the remaining share relies on public transit or on two wheelers to get from A to B.

Means of transportation
Value Percent YoY change
Car 1,808 68.4% -12.6%
Bus or trolleybus 1 0% 0.0%
Subway or elevated 125 4.7% N/A
Railroad 92 3.5% -32.9%
Bicycle 7 0.3% 0.0%
Walk 23 0.9% -11.5%
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 South Valley Stream demographics 

What is the total population of South Valley Stream?

South Valley Stream has a total population of 6,512 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 +5.4% compared to a year ago.

What is the gender ratio in South Valley Stream?

The gender ratio in South Valley Stream is as follows:
  • 44.8% males (2,920 residents)
  • 55.2% females (3,592 residents)

What is the median age in South Valley Stream?

The median age in South Valley Stream is 37.1.

What is the age distribution of the population in South Valley Stream?

The age distribution in South Valley Stream is as follows:
  • Under 15: 21.6% (1,407 residents)
  • Ages 15-24: 11.2% (726 residents)
  • Ages 25-44: 24.1% (1,572 residents)
  • Ages 45-64: 20.8% (1,352 residents)
  • Over 65: 22.3% (1,455 residents)

What is the racial and ethnic makeup of South Valley Stream?

The racial and ethnic makeup of South Valley Stream is as follows:
  • White: 36.9% (2,403 residents)
  • Black or African American: 24.6% (1,599 residents)
  • American Indian and Alaska Native: 0% (0 residents)
  • Asian: 23.7% (1,541 residents)
  • Native Hawaiian and Other Pacific Islander: 0% (0 residents)
  • Two or More Races: 11.6% (753 residents)
  • Other: 3.3% (216 residents)

What percentage of the population in South Valley Stream are U.S.-born citizens?

U.S.-born citizens represent 67.2% of the population in South Valley Stream.

How many housing units are there in South Valley Stream?

There are 1,916 housing units in South Valley Stream, reflecting a -2.8% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

How many households are in South Valley Stream and what is the average household size?

South Valley Stream has a total of 1,830 households, with an average of 4 people in each.

What is the median household income in South Valley Stream?

South Valley Stream has a median household income of $145,000, representing a +4.5% shift from the previous year, according to the U.S. Census Bureau.

What is the employment rate and job market overview for South Valley Stream?

The employment rate is 96.4% in South Valley Stream, with a workforce of 2,725 residents. Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 90.4% (2,464 residents)
  • Blue-collar workers: 9.6% (261 residents)

Places of employment:
  • Self-employed: 4.2% (114 residents)
  • Private companies: 65.4% (1,781 residents)
  • Governmental workers: 17.4% (473 residents)
  • Not-for-profit companies: 13.1% (357 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