NYHighCalendar available · 11 events · Auto-updating
UNIONDALE HIGH SCHOOL — School Calendar 2026-27
High|UNIONDALE, New York|UNIONDALE UNION FREE SCHOOL DISTRICT
UNIONDALE, NY 11553
Loading...
Never miss a day at UNIONDALE HIGH SCHOOL.
Sync this calendar to your phone.
Auto-updates all year · $29.99/yr
Upcoming Events
Sep
1
Tue
First Day of SchoolEvent
Confirm bus route and pickup time. Early dismissal may apply.
Sep
7
Mon
No School- Labor DayHoliday
Banks, government offices, and schools may be closed.
Sep
21
Mon
No School- Yom KipperEvent
Oct
12
Mon
No School- Indigenous Day/Columbus DayEvent
Nov
3
Tue
Superintendent's DayEvent
Nov
11
Wed
No School- Veteran's DayEvent
Also available for your address
Sync all 11 events to your phone
Plus waste, sports, holidays, and more.
School Profile
Grades
9–12
Enrollment
2,150
Student:Teacher
13:1
Locale
Suburban
Econ. Disadvantaged
60.0%
Phone
(516)560-8820School Statistics
Academics (SY 2020-21)
Math Proficiency
83%
78th percentile in NY
Graduation Rate
75%
Chronic Absenteeism
42.7%
SY 2019-20
Programs & Activities (SY 2021-22)
AP Program
18 courses offered
315 students enrolled
Dual Enrollment
0SAT/ACT
260 test takers
Athletics
2 sports, 21 teams
290 participants
Student-Teacher Ratio: 11.4:1
Near average in NYTechnology & Internet Access (SY 2021-22)
1:1 Devices
Student devices available
Wi-Fi
Campus-wide wireless
Fiber Internet
High-speed connection
2,405
Connected devices
Staff & Support Services (SY 2021-22)
Teachers (FTE)
184
100% fully certified
Counselors
8
Psychologists
2
Social Workers
2
Nurses
1
Security Staff
20
Anti-Bullying Policy
District Finance (FY 2023)
Per-Pupil Spending
$37,588
Total current expenditure
Instruction Spending
$25,661
Per pupil, classroom only
Total Revenue/Pupil
$43,382
All funding sources
Funding Sources
Federal 9%State 36%Local 55%
District-level data from NCES F-33 Survey
Community Context
Median Home Value
$456,345
+4.2% 1yr+45.0% 5yr
Hudson, NY metro area
Community Need Level
Moderate
CDC/ATSDR Social Vulnerability Index 2022
Neighborhood Indicators (Census Tract)
9.1%
Below 150% poverty line
4.6%
Unemployment rate
4.0%
Uninsured residents
8.4%
No HS diploma (25+)
Special Education (IDEA)
District-level data from IDEA Part B · Students ages 3-21 served under IDEA
Total Students Served
1,301
Ages 3-21 under IDEA
School-Age (6-21)
1,145
Receiving special ed services
Est. % of Enrollment
53%
District rate, school may vary
Disability Categories (District)
Speech/Language Impairment
451 (39%)
Specific Learning Disability
260 (23%)
Autism
191 (17%)
Other Health Impairment
146 (13%)
Emotional Disturbance
26 (2%)
Intellectual Disability
21 (2%)
Source: U.S. Department of Education, IDEA Section 618 Data · District-level counts · Individual school figures may differ
Enrollment Trend (2014-2025)
2,106
Current enrollment
Stable(-9% 5yr)Coming Up
Tue, Sep 1, 2026
First Day of School
EventMon, Sep 7, 2026
No School- Labor Day
HolidayMon, Sep 21, 2026
No School- Yom Kipper
EventFull School Calendar 2026-27
| Date | Event |
|---|---|
| Tue, Sep 1, 2026 | First Day of School |
| Mon, Sep 7, 2026 | No School- Labor Day |
| Mon, Sep 21, 2026 | No School- Yom Kipper |
| Mon, Oct 12, 2026 | No School- Indigenous Day/Columbus Day |
| Tue, Nov 3, 2026 | Superintendent's Day |
| Wed, Nov 11, 2026 | No School- Veteran's Day |
| Wed, Nov 25, 2026 | No School- Thanksgiving Recess |
| Thu, Dec 3, 2026 | Elementary Schools - Parent Teacher Conferences |
| Thu, Dec 24, 2026 | No School- Christmas/ Winter Recess |
| Mon, Jan 18, 2027 | No School- MLK Day |
Showing 10 events for the 2026-27 school year
Frequently Asked Questions about UNIONDALE HIGH SCHOOL
UNIONDALE HIGH SCHOOL currently enrolls 2,150 students across High grade levels. The school operates under the local school district in NY.
Calendar Guides
School profiles: Data from NCES Common Core of Data. Calendar events from district calendar sources, updated automatically. · How we verify this data