Guilderland Town, NY demographics:
population, income, and more

Total population
42,837
0.5% year-over-year change
Median household income
$101,754/yr
17.0% year-over-year change
Housing units
18,102
0.2% year-over-year change

Guilderland population

How many people live in Guilderland

Guilderland is home to 42,837 residents, according to the most recent Census data. Gender-wise, 49% of Guilderland locals are male, and 51% are female.

Total population
42,837
0.5% year-over-year change
Gender ratio
Male
49%
20,989
Female
51%
21,848
Value Percent YoY change
Male 20,989 49% 1.0%
Female 21,848 51% -0.1%
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 Guilderland is 42, with the population distributed as follows: about 15% are children under 15, then 19.8% are in the 15 to 24 age group. Adults between 25 and 44 make up 24.9% of the population, while another 23% fall into the 45 to 64 bracket. Finally, around 17.3% are 65 or older.

Median age
42
Age breakdown
Under 15
15%
15 to 24
19.8%
25 to 44
24.9%
45 to 64
23%
Over 65
17.3%
Value Percent YoY change
Under 15 6,427 15% 1.9%
15 to 24 8,467 19.8% -3.5%
25 to 44 10,670 24.9% -0.7%
45 to 64 9,844 23% 3.1%
Over 65 7,430 17.3% 2.1%
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 Guilderland, 84.7% of the population are US-born citizens, while 8.2% have gained naturalized citizenship. At the same time, 7.1% of residents are non-citizens. As for race, 68.2% of locals are Caucasian, 9.6% are African American and 9.5% have Asian roots. There’s also a share of 9% that includes residents with two or more races.

Citizenship
U.S.-born citizens
84.7%
Non-U.S.-born citizens
8.2%
Non-citizens
7.1%
Value Percent YoY change
U.S.-born citizens 36,282 84.7% -0.6%
Non-U.S.-born citizens 3,517 8.2% 8.7%
Non-citizens 3,038 7.1% 4.0%
Racial breakdown
White
68.2%
Black or African American
9.6%
American Indian and Alaska Native
0.1%
Asian
9.5%
Native Hawaiian and other Pacific Islander
0%
Two or more races
9%
Other
3.5%
Value Percent
White 29,226 68.2%
Black or African American 4,120 9.6%
American Indian and Alaska Native 30 0.1%
Asian 4,061 9.5%
Native Hawaiian and other Pacific Islander 21 0%
Two or more races 3,872 9%
Other 1,507 3.5%

Households in Guilderland

A peek inside Guilderland households

Guilderland has 17,020 households, with an average of 2 members in each. Of these, 56.4% are families, while the remaining 43.6% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
17,020
0.8% year-over-year change
Average people per household
2
Non-family households
7,426
Family households
9,594
Value Percent YoY change
Non-family households 7,426 43.6% 2.4%
Family households 9,594 56.4% -0.4%
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 Guilderland

The housing landscape of Guilderland

Guilderland's housing consists of 18,102 units, with 54.8% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 4.1% 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 0.4% of the housing landscape.

Housing units
18,102
0.2% year-over-year change
Housing types
Value Percent
1 unit, detached 9,922 54.8%
1 unit, attached 746 4.1%
2 units 2,058 11.4%
3 or 4 units 1,507 8.3%
5 to 9 units 1,714 9.5%
10 to 19 units 971 5.4%
20 to 49 units 439 2.4%
50 or more units 675 3.7%
Mobile home 68 0.4%
Boat, RV, van, etc. 4 0%
Homes built since 2020
154
258.1% year-over-year change

The age of buildings in Guilderland

In Guilderland, the median construction year is 1976. About 21.1% of homes were built before the 1940s, with another 7.3% going up by 1949. Most development happened in the second half of the 20th century. Then, 5.2% of homes were added from 2000 to 2009, 4.3% between 2010 and 2019, and 0.8% are part of the newest wave of development.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 3,826 21.1% 4.7%
Built between 1940 and 1949 1,325 7.3% -5.6%
Built between 1950 and 1959 2,865 15.8% -7.3%
Built between 1960 and 1969 1,810 10% -7.7%
Built between 1970 and 1979 2,618 14.5% -4.1%
Built between 1980 and 1989 2,313 12.8% 7.1%
Built between 1990 and 1999 1,462 8.1% 8.2%
Built between 2000 and 2009 943 5.2% -1.7%
Built between 2010 and 2019 785 4.3% 10.9%
Built in 2020 or later 154 0.8% 258.1%
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.

Guilderland occupancy rates

Out of the 17,020 occupied housing units in Guilderland, 60.2% are owner-occupied, while 39.8% are lived in by tenants. Meanwhile, 6% of all homes on the local market sit vacant.

Occupied housing units
17,020
0.8% year-over-year change
Occupancy breakdown
Renter occupied
6,770
Owner occupied
10,251
Value Percent YoY
change
Renter occupied 6,770 39.8% -2.4%
Owner occupied 10,251 60.2% 3.0%
Unoccupied housing units
6.0%
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.

Guilderland housing costs

Housing costs in Guilderland come to a median of $1,588 per month, while tenants specifically pay a median gross rent of $1,409.

Median housing costs per month
$1,588/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 Guilderland
$1,409/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 Guilderland

Guilderland education at a glance

About 27.5% of the population in Guilderland went to high school, while 17.7% pursued college studies. Another 9.7% earned an associate degree and 22.5% hold a bachelor’s. Meanwhile, 20.2% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 849 2.4% 12.3%
High school diploma 9,631 27.5% -2.4%
College diploma 6,192 17.7% 0.9%
Associate degree 3,377 9.7% -3.9%
Bachelor's degree 7,860 22.5% -1.0%
Graduate degree 7,067 20.2% 6.1%
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 Guilderland

How much people earn in Guilderland

The average annual household income in Guilderland was $121,080 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a -1.4% change from the previous year. At the same time, the median income stood at $101,754, reflecting a +17% shift over the same period.

Average household income in Guilderland
$121,080/year
-1.4% year-over-year change
Median household income in Guilderland
$101,754/year
17.0% year-over-year change

Guilderland income by age

In Guilderland, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $102,710. Those with someone between 45 and 64 in charge, often well established professionally, earn $133,267 overall. Younger households, where the main provider is under 25 and just starting out, report a median income of $71,537, while those led by someone over 65, many of whom may be retired, have about $80,644 in earnings. Overall, 88.1% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
Under 25 $71,537 30.3%
25 - 44 $102,710 10.3%
45 - 64 $133,267 28.9%
Over 65 $80,644 11.0%
Above poverty level
34,194
Below poverty level
4,622
Value Percent YoY
change
Above poverty level 34,194 88.1% 0.9%
Below poverty level 4,622 11.9% -5.9%

Employment in Guilderland

Workforce and job types in Guilderland

87% of the working population are employed in professional or administrative positions, while 13% are in hands-on or service-based jobs. Also, 6.8% run their own businesses, 55.4% are employed by private companies, and 23.5% work in the public sector.

Workforce demographics

White collar
18,879
Blue collar
2,826
Value Percent YoY change
White collar 18,879 87% 0.4%
Blue collar 2,826 13% -0.9%
Employer type
Self employees
6.8%
Private companies
55.4%
Governmental workers
23.5%
Not for profit companies
14.2%
Value Percent YoY change
Self employees 1,480 6.8% 1.1%
Private companies 12,033 55.4% -1.7%
Governmental workers 5,098 23.5% -0.8%
Not for profit companies 3,093 14.2% 10.4%

Transportation in Guilderland

How people get around in Guilderland

In Guilderland, the average commute time is 27 minutes. Commuting methods vary: 91.6% of residents travel by personal vehicle and 3.4% prefer to walk, while the remaining share relies on public transit or on two wheelers to get from A to B.

Commute time
27 min
-3.6% year-over-year change
Means of transportation
Value Percent YoY change
Car 15,929 91.6% -0.3%
Taxicab 109 0.6% -1.8%
Bus or trolleybus 616 3.5% -10.2%
Railroad 10 0.1% 11.1%
Ferryboat 4 0% 33.3%
Motorcycle 3 0% 0.0%
Bicycle 114 0.7% 16.3%
Walk 600 3.4% -13.0%
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 Guilderland by zipcode?

Zipcode Population Number of households Median income Average income
12159 8,163 3,581 $128,306 $185,461
12009 7,934 3,082 $120,101 $129,391
12186 6,512 2,615 $112,446 $153,833
12203 30,771 13,810 $83,147 $110,518
12222 6,889 97 $0 $127,936
12303 29,360 11,910 $84,375 $103,461
12084 5,328 2,177 $91,063 $119,096
12085 357 127 $0 $61,827

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FAQs about Guilderland demographics 

What is the total population of Guilderland?

Guilderland has a total population of 42,837 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 +0.5% compared to a year ago.

What is the gender ratio in Guilderland?

The gender ratio in Guilderland is as follows:
  • 49% males (20,989 residents)
  • 51% females (21,848 residents)

What is the median age in Guilderland?

The median age in Guilderland is 42.

What is the age distribution of the population in Guilderland?

The age distribution in Guilderland is as follows:
  • Under 15: 15% (6,427 residents)
  • Ages 15-24: 19.8% (8,467 residents)
  • Ages 25-44: 24.9% (10,670 residents)
  • Ages 45-64: 23% (9,844 residents)
  • Over 65: 17.3% (7,430 residents)

What is the racial and ethnic makeup of Guilderland?

The racial and ethnic makeup of Guilderland is as follows:
  • White: 68.2% (29,226 residents)
  • Black or African American: 9.6% (4,120 residents)
  • American Indian and Alaska Native: 0.1% (30 residents)
  • Asian: 9.5% (4,061 residents)
  • Native Hawaiian and Other Pacific Islander: 0% (21 residents)
  • Two or More Races: 9% (3,872 residents)
  • Other: 3.5% (1,507 residents)

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

U.S.-born citizens represent 84.7% of the population in Guilderland.

How many housing units are there in Guilderland?

There are 18,102 housing units in Guilderland, reflecting a +0.2% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

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

Guilderland has a total of 17,020 households, with an average of 2 people in each.

What is the median household income in Guilderland?

Guilderland has a median household income of $101,754, representing a +17.0% shift from the previous year, according to the U.S. Census Bureau.

What is the job market overview for Guilderland?

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

Job types:
  • White-collar workers: 87% (18,879 residents)
  • Blue-collar workers: 13% (2,826 residents)

Places of employment:
  • Self-employed: 6.8% (1,480 residents)
  • Private companies: 55.4% (12,033 residents)
  • Governmental workers: 23.5% (5,098 residents)
  • Not-for-profit companies: 14.2% (3,093 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