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Macoisdealbaigh Trust

Private foundation · Grantmaker Arlington Heights, IL EIN: 36-7291509 Website

Macoisdealbaigh Trust is a private foundation based in Arlington Heights, Illinois. Its 2023 filing reports grants to charitable organizations, including schools and churches, a children’s hospital, and organizations connected with medical or cancer programs.

Key facts about Macoisdealbaigh Trust

In short: Macoisdealbaigh Trust gave $109K across 22 grants in 2023 (avg $5K), mostly in Illinois. 86% of 2023 grantees were new. Source: 2023 IRS Form 990-PF.

EIN
36-7291509
Latest 990 filing
Form 990-PF, 2023
Annual giving (2023)
$108,900
Grants made (2023)
22
Average grant
$4,950
Median grant
$2,000
New grantees (estimate)
86% first-time grantees (19 of 22, 2023)
Total assets
$1,585,458
Primary geography
Illinois (59% of itemized 2023 grant dollars)
Accepts unsolicited proposals
No
How to apply
The Trust states that it makes contributions only to preselected charitable organizations and does not accept unsolicited requests for funds. Full details ↓

Data from IRS Form 990-PF, 2023; updated October 2026. New grantees are estimated by matching recipient names across years (methodology). Application details from Grantable's research on the foundation's public materials; confirm on its website before applying.

Financial Overview

From 2023 IRS Form 990-PF · View filing

Total Assets

$1.6M

+4.4% YoY

Annual Giving

$109K

+31.9% YoY

Grant Count

22

+4.8% YoY

Avg Grant Size

$5K

+25.9% YoY

Under IRS private-foundation payout rules, Macoisdealbaigh Trust reported a distributable amount of $70K for 2023 — the minimum it must pay out in qualifying distributions.

Is Macoisdealbaigh Trust open to new grantees?

86%

first-time grantees, 2023

In 2023, 19 of 22 grantees (86%) were first-time recipients. First grants averaged $4K; repeat grants $12K. How we count

Medians: $1K first-time, $15K repeat.

  • 9% of 2023 grantees were also funded in 2022. Method
  • In 2023 it paid out 322% of its IRS minimum distribution (the 5% rule). Method

Estimate from itemized grant lists in IRS Form 990-PF filings (2021–2023). Recipient names are matched across years, so a renamed or misspelled grantee can look new; grants to individuals are left out. Methodology.

Research compiled by Grantable AI from public sources. Last updated September 2026.

Mission & Focus Areas

No mission statement is provided. The 2023 grants show support for school programs, religious programs, medical programs, research, and cancer programs. Among the grantees, Play for Pink Inc. describes its mission as supporting research into the causes, cures, and prevention of breast cancer. Misericordia Foundation says its purpose is to organize fundraising programs to contribute to Misericordia Home.

Grantmaking

In 2023, the Trust gave 22 grants totaling $108,900. Grant amounts ranged from $100 to $20,000, with a median of $2,000. Notable grants included $20,000 to Sacred Heart of Mary for religious programs; $15,000 each to Cascades Academy and St James Church for school programs; $14,300 to Our Lady of Tepeyac for school programs; and $10,000 to Lurie Children Hospital for medical programs.

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Geographic Focus

Where this funder awards grants

In 2023, 59% of grant dollars went to recipients in Illinois, 26% to New York, 14% to Oregon, 1% to Michigan, and less than 1% to Wisconsin.

Grant Distribution by State

8states

Share of 2023 grant dollars across all 22 itemized grants.

Cities

ChicagoArlington HeigNew YorkTumaloBoys TownOak LawnAlgonquinBaltimoreClarendon HillEvergreen ParkFond Du LacHagerstownMemphisMidlothianMount ProspectSaint CharlesSchofieldTarrytownTroyWheeling

Giving Over Time

Total grant dollars and number of grants per year

$0$50K$100K$150K15 grants2021 21 grants2022 22 grants2023

From 2021 to 2023, annual grant giving ranged from $75K (2021) to $109K (2023). In 2023 it made 22 grants totaling $109K.

Grant Insights

How this funder distributes its grants

Top Recipients

Top 10 recipients in 2023

Sacred Heart of Mary: $20KSacred Heart of Mary$20KCascades Academy: $15KCascades Academy$15KSt James Church: $15KSt James Church$15KOur Lady of Tepeyac: $14KOur Lady of Tepeyac$14KLurie Children Hospital: $10KLurie Children Hospital$10KMichael JFox Foundation: $7KMichael JFox Foundation$7KSt Agatha's Chruch: $5KSt Agatha's Chruch$5KLeo High School: $5KLeo High School$5KSt Vincent Depaul: $3KSt Vincent Depaul$3KSouthside Pregnancy Ctr: $3KSouthside Pregnancy Ctr$3K

The largest 2023 recipient was Sacred Heart of Mary ($20K). Together the top 10 received $97K.

Grant Size Distribution

58 grants across all recorded years

58<$50K$50–100K$100–250K$250–500K$500K–1M$1–5M$5M+

The most common grant size was under $50K: 58 grants of 58 (100%).

Giving History

Grant recipients and amounts by year

RecipientPurposeAmount
Sacred Heart of Mary Tarrytown, NYReligious Prgms$20,000
Cascades Academy Tumalo, ORSchool Programs$15,000
St James Church Arlington Heig, ILSchool Programs$15,000
Our Lady of Tepeyac Chicago, ILSchool Programs$14,300
Lurie Children Hospital Chicago, ILMedical prgms$10,000
Michael JFox Foundation New York, NYFund Research$7,000
St Agatha's Chruch Chicago, ILSchool Programs$5,300
Leo High School Chicago, ILSchool Programs$5,000
St Vincent Depaul Chicago, ILSchool Progrmas$2,900
Southside Pregnancy Ctr Evergreen Park, ILMedical Prgms$2,800

Financial History

Multi-year comparison from IRS filings

Filing year Grants Total
2023 22 $108,900
2022 21 $82,590
2021 15 $75,050
Revenue
Expenses
Qualifying Distributions
Net Investment Income
$0$100K$200K$300K2021 2022 2023
Metric202320222021
Total Assets$1,585,458$1,518,527$1,795,448
Revenue$60,151$142,344$205,372
Expenses$210,996$120,548$92,594
Qualifying Distributions$226,268$105,090$90,594
Net Investment Income$91,859$95,816$56,086
Distributable Amount$70,339$73,683$76,857

Data update history

When this profile's IRS filing data changed on Grantable

  1. Updated Form 990-PF for fiscal year 2021 (received by the IRS August 25, 2022)
  2. Updated Form 990-PF for fiscal year 2022 (received by the IRS August 29, 2023)
  3. Updated Form 990-PF for fiscal year 2023 (received by the IRS August 30, 2024)
  4. IRS filings on file for fiscal years 2021–2023

Leadership & Key People

Leadership team and compensation from IRS filings

The 2023 filing lists James Costello and Kathryn Costello as trustees.

Macoisdealbaigh Trust's 2023 filing lists 2 officers; none of the 2 officers listed in 2023 report compensation.

Officers on the 2023 filing

  • Kathryn Costello

    Trustee

    On filings since 2021

    3 hrs/week

    No compensation reported

  • James P Costello

    Trusttee

    Trustee → Trusttee, 2023

    On filings since 2021

    3 hrs/week

    No compensation reported

Data from IRS Form 990 filings, 2021–2023. "On filings since" is the earliest filing we hold that lists the person; hours are average hours per week as reported.

Contact

Application contact: James Costello
Mailing address: 1303 E Olive St, Arlington Heigh, IL 60004
Phone: (847) 392-6999
Website: https://ilsos.gov

Frequently asked questions about Macoisdealbaigh Trust

How much does Macoisdealbaigh Trust give each year?

Macoisdealbaigh Trust gave $109K across 22 grants in 2023, according to its 2023 IRS Form 990-PF. In 2022 it gave $83K across 21 grants.

What is Macoisdealbaigh Trust's typical grant size?

Macoisdealbaigh Trust's median grant in 2023 was $2,000, and its average grant was $4,950, across 22 grants on its 2023 IRS Form 990-PF. Organizations receiving their first grant from Macoisdealbaigh Trust that year got $4K on average.

Where does Macoisdealbaigh Trust give grants?

Macoisdealbaigh Trust gives mostly in Illinois: 59% of the grant dollars itemized on its 2023 IRS Form 990-PF went to recipients there. The next largest states were New York (26%) and Oregon (14%). The most frequent recipient cities were Chicago, IL (12 grants) and New York, NY (2 grants).

Does Macoisdealbaigh Trust give general operating support?

Not in 2023: none of the 22 grants with a stated purpose on Macoisdealbaigh Trust's 2023 IRS Form 990-PF were described as general or operating support. Recurring purposes include "School Programs" (5 grants) and "Cancer Programs" (3 grants).

Who are Macoisdealbaigh Trust's largest grantees?

Macoisdealbaigh Trust's largest 2023 grantees include Sacred Heart of Mary ($20,000), Cascades Academy ($15,000) and St James Church ($15,000), according to its 2023 IRS Form 990-PF. Together they received 46% of its itemized 2023 grant dollars.

How large is Macoisdealbaigh Trust?

Macoisdealbaigh Trust reported $1.6M in total assets on its 2023 IRS Form 990-PF. It paid out $226K in qualifying distributions that year, against a required minimum of $70K (roughly 5% of its investment assets).

What does Macoisdealbaigh Trust fund?

No mission statement is provided. The 2023 grants show support for school programs, religious programs, medical programs, research, and cancer programs. Among the grantees, Play for Pink Inc. describes its mission as supporting research into the causes, cures, and prevention of breast cancer. See mission & focus areas ↑

How do I apply for a grant from Macoisdealbaigh Trust?

The Trust states that it makes contributions only to preselected charitable organizations and does not accept unsolicited requests for funds. Eligibility and process details are in the grantmaking section of this profile. See how to apply ↑

What is Macoisdealbaigh Trust's EIN?

Macoisdealbaigh Trust's EIN (Employer Identification Number) is 36-7291509. IRS Form 990 filing data is available on this page for 2021–2023.

Does Macoisdealbaigh Trust accept unsolicited proposals?

No, according to Grantable's research on the foundation's published guidelines. See how to apply ↑

Data last updated October 2026. Sourced from IRS Form 990-PF filings. Research dossier generated September 2026.

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