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CITY · 2000 CENSUS

Williamsville

New York · 5,573 residents · 1.26 sq mi
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The short version

With 5,573 people, Williamsville is a city in New York. At a median age of 44.2, this is an older place than the country as a whole. 45% of adults hold a bachelor's degree, against 24% nationally. The poverty rate is 4.5%, under the national 12.4%. The average commute runs 9 minutes. Owners hold 60% of the housing stock.

At a glance
Wealthier
above the US median
US median: $42,589
Older
median age 44.2
US median: 35.2
More educated
45% hold a bachelor's degree
US average: 24%
More affordable
home values down 13%, inflation adjusted
US median home: $120,530
Section 01

Population & growth

Total population
5,573
Unchangedsince 1990
from 5,583 in 1990
1990 – 2025
Median age
44.2
+1%since 1990
from 43.9 in 1990
US average: 35.2
Land area
1.26 sq mi
Population, 1990 – 2024
5K5K5K6K6K19902000201020202024Williamsville
20245K
1990201020202024
Age distribution, 2000
Under 55%(278)
US avg: 6.8%
5 to 95.1%(286)
US avg: 7.3%
10 to 146.1%(341)
US avg: 7.3%
15 to 194.8%(270)
US avg: 7.2%
20 to 243.5%(195)
US avg: 6.7%
25 to 3411.4%(636)
US avg: 14.2%
35 to 4415.2%(849)
US avg: 16%
45 to 5413.6%(757)
US avg: 13.4%
55 to 649.3%(521)
US avg: 8.6%
65 to 749.6%(535)
US avg: 6.5%
75 to 8410.5%(587)
US avg: 4.4%
85 and over5.7%(318)
US avg: 1.5%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02

Income & economy

Median household income
$47,557
+9%inflation adjusted, since 1990
from $33,211 in 1990
US average: $42,589
1990 – 2024
Per capita income
$27,177
+43%since 1990
from $19,063 in 1990
US average: $21,522
Poverty rate
4.5%
−0.8 ptssince 1990
from 5.3% in 1990
US average: 12.4%
Section 03

Housing

Median home value
$101,200
−13%inflation adjusted, since 1990
from $87,900 in 1990
US average: $120,530
1990 – 2024
Median gross rent
$634
Unchangedinflation adjusted, since 1990
from $482 in 1990
US average: $602
Owner-occupied
60.3%
−0.4 ptssince 1990
from 60.7% in 1990
39.7% rent
Section 04

Race & ethnicity

1990
White, non-Hispanic99.6%(5,562)
Black0%(0)
Hispanic / Latino0.8%(46)
Asian0.3%(14)
2000
White, non-Hispanic96.4%(5,375)
Black0.7%(38)
Hispanic / Latino1.1%(60)
Asian1%(53)

No data for the years selected.

Section 04 · Origins

Detailed origins & ancestry

Detailed origin tables are available for 2024; showing 2024 data.

Hispanic origin
Mexican0.8%(46)
Spaniard0.2%(13)
Puerto Rican0.2%(11)
Asian origin
Taiwanese0.4%(22)
Asian Indian0.3%(19)
Ancestry
German28.8%(1,577)
Irish20.8%(1,139)
Italian19.3%(1,057)
Polish16.9%(922)
English12.5%(684)
Scottish3.9%(211)
American3.1%(169)
British1.5%(84)
French1.5%(80)
Russian1.3%(72)
Arab1.2%(67)
Dutch1.2%(63)
+ 18 more ancestry groups with data
Scotch-Irish1.1%(60)
Swedish1%(56)
Lithuanian0.9%(49)
Ukrainian0.8%(42)
Lebanese0.6%(35)
Hungarian0.6%(33)
Romanian0.5%(27)
Egyptian0.3%(18)
West Indian0.3%(17)
Danish0.3%(16)
Moroccan0.3%(14)
Swiss0.2%(13)
Canadian0.2%(12)
Armenian0.1%(8)
Welsh0.1%(7)
Section 05

Education

Bachelor's degree or higher
45.2%
+8.3 ptssince 1990
from 36.9% in 1990
US average: 24.4%
High school or higher
92.1%
+7.9 ptssince 1990
from 84.3% in 1990
US average: 80.3%
Graduate degree
16.9%
+1.1 ptssince 1990
from 15.8% in 1990
US average: 8.8%
Section 06

Commute & transportation

Average commute
9.3 min
−44%since 1990
from 16.5 min in 1990
US average: 17.6
Section 07

Work & employment

No data for the years selected.

Section 08

People & community

No data for the years selected.

Marital status
Men 15+
Never married26.5%(511)
Married59.5%(1,146)
Widowed5.6%(107)
Divorced8.4%(161)
Women 15+
Never married27.9%(777)
Married44.7%(1,246)
Widowed16.8%(467)
Divorced10.6%(296)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2000
Section 09

Health coverage

Showing 2024 (the nearest year with coverage data).

Uninsured
0.4%
−2.9 ptssince 2013
from 3.3% in 2013
US average: 8.4%
Employer-based
71.0%
−0.6 ptssince 2020
from 71.6% in 2020
US average: 54.8%
Direct-purchase
13.6%
−3.8 ptssince 2020
from 17.4% in 2020
US average: 13.8%
Medicare
31.0%
+5.5 ptssince 2020
from 25.5% in 2020
US average: 18.4%
Medicaid
11.7%
−0.4 ptssince 2020
from 12.1% in 2020
US average: 20.9%
VA health care
2.4%
+1.4 ptssince 2020
from 1.0% in 2020
US average: 2.2%
Any private
82.0%
−4.2 ptssince 2020
from 86.2% in 2020
US average: 67.1%
Any public
38.0%
+2.4 ptssince 2020
from 35.6% in 2020
US average: 36.7%

Shares are "alone or in combination": a person with both Medicare and Medicaid counts in each, so categories overlap and do not sum to 100%.

Section 09 · Service history

Veterans

Veterans by period of service, 2024
Gulf War (2001 or later)0%(0)
US avg: 26.4%
Gulf War (1990s)13%(43)
US avg: 24.3%
Vietnam era50.3%(166)
US avg: 33.1%
Korean War6.1%(20)
US avg: 4.5%
World War II15.2%(50)
US avg: 1%

Share of the 330 veterans here. A veteran who served across eras counts in each, so shares can total more than 100%. Peacetime-only service is included in the total but not shown as an era.

BAR + DOT: THIS PLACE · TICK: US AVERAGE
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Frequently asked

How many people live in Williamsville, New York?

Williamsville, New York has about 5,573 residents according to the 2000 Census.

What is the median household income in Williamsville, New York?

The typical household in Williamsville, New York earns about $47,557 a year. Half of households make more than that, and half make less.

Is Williamsville, New York expensive?

In Williamsville, New York, the median home is worth about $101,200, and the typical rent is about $634 a month.

How educated are people in Williamsville, New York?

About 45.2% of adults age 25 and over in Williamsville, New York hold a bachelor's degree or higher.

What is the poverty rate in Williamsville, New York?

About 4.5% of people in Williamsville, New York live below the federal poverty line.

Has Williamsville, New York grown since 1990?

Yes, Williamsville, New York has shrunk since 1990. The population has lost about 10 residents, a change of about -0 percent over that period.

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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

How we source and harmonize this data →