The Hop & Mae Adams Foundation

Private foundation · Grantmaker Boise, ID EIN: 27-1393341

The Hop & Mae Adams Foundation is a private foundation, based in Boise, ID. IRS filing data is available from 2021 through 2025. As of 2025, the organization holds $48.6M in total assets. In 2025, it awarded 7 grants totaling $579K. Net investment income was $3.6M.

The Hop & Mae Adams Foundation at a glance

In short: The Hop & Mae Adams Foundation gave $579K across 7 grants in 2025 (avg $83K), mostly in Idaho. Source: 2025 IRS Form 990-PF.

Annual giving (2025)
$579,088
-56.2% vs 2024
Grants made (2025)
7
+16.7% vs 2024
Average grant
$82,727
-62.5% vs 2024
Median grant
$61,650
Total assets
$48,597,471
+3.4% vs 2024
Primary geography
Idaho (77% of itemized 2025 grant dollars)
Latest 990 filing
Form 990-PF, 2025 View filing

Data from IRS Form 990-PF, 2025; updated September 2026.

Who The Hop & Mae Adams Foundation funds

How this funder distributes its grants

Top Recipients

Top 7 recipients in 2025

Adams Northgate Inc: $226KAdams Northgate Inc$226KAdams Hub Inc: $161KAdams Hub Inc$161KGreenhouse Project: $76KGreenhouse Project$76KXquisite LLC: $62KXquisite LLC$62KSt Teresa of Avila Catholic School: $25KSt Teresa of Avila CatholicSchool$25KCarson City Chamber of Commerce: $15KCarson City Chamber ofCommerce$15KBoys and Girls Club of Western Nevada: $15KBoys and Girls Club of WesternNevada$15K

The largest 2025 recipient was Adams Northgate Inc ($226K). Together the top 7 received $579K.

Grant Size Distribution

40 grants across all recorded years

25<$50K10$50–100K4$100–250K$250–500K$500K–1M1$1–5M$5M+

The most common grant size was under $50K: 25 grants of 40 (63%).

Geographic Focus

Where this funder awards grants

Grant Distribution by State

2states

Share of 2025 grant dollars across all 7 itemized grants.

States

Cities

Carson CityBoiseRenoLas Vegas

How The Hop & Mae Adams Foundation gives

  • Giving grew 138% from 2022 to 2025. Method
  • In 2025 it paid out 103% of its IRS minimum distribution (the 5% rule). Method

From the foundation's IRS Form 990-PF filings. Methodology.

Giving History

Giving Over Time

Total grant dollars and number of grants per year

$0$500K$1M$1.5M7 grants2021 9 grants2022 11 grants2023 6 grants2024 7 grants2025

From 2021 to 2025, annual grant giving ranged from $145K (2021) to $1.3M (2024). In 2025 it made 7 grants totaling $579K.

Grants by year

Grant recipients and amounts by year

RecipientPurposeAmount
Adams Northgate Inc Boise, IDCombat community deterioration in Carson City, Nevada.$225,927
Adams Hub Inc Boise, IDDonation of rent payments to maintain an entrepeneurial support center in Carson City, Nevada.$160,927
Greenhouse Project Carson City, NVFlower Basket Project.$75,584
Xquisite LLC Carson City, IDHelp and assistance of abused women.$61,650
St Teresa of Avila Catholic School Carson City, NVYouth education.$25,000
Carson City Chamber of Commerce Carson City, NVLeadership project.$15,000
Boys and Girls Club of Western Nevada Carson City, NVDisadvantaged youth.$15,000
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Financial History

Multi-year comparison from IRS filings

Figures from IRS filings, by filing year
Filing yearTotal AssetsRevenueExpensesGrants paidGrantsQualifying DistributionsNet Investment IncomeDistributable Amount
2025$48,597,471$3,942,760$2,473,256$579,0887$1,613,888$3,625,393$1,569,923
2024$46,980,028$4,291,209$3,172,830$1,322,3186$2,379,669$3,970,966$1,542,034
2023$46,024,202$4,644,942$2,474,335$252,38911$1,746,628$4,330,718$1,586,952
2022$43,868,364$6,965,158$2,296,523$243,1439$1,487,733$3,453,602$1,436,929
2021$39,210,471$2,967,263$2,166,035$144,9537—$2,610,051$1,316,953

Under IRS private-foundation payout rules, The Hop & Mae Adams Foundation reported a distributable amount of $1.6M for 2025 — the minimum it must pay out in qualifying distributions.

Leadership & Key People

Officers and directors from IRS filings

The Hop & Mae Adams Foundation's 2025 filing lists 3 officers; none of the 3 officers listed in 2025 report compensation.

Officers on the 2025 filing

  • Christopher MacKenzie

    Co-Trustee

    On filings since 2021

    2 hrs/week

    No compensation reported

  • Edward D Ahrens

    Co-Trustee

    On filings since 2021

    2 hrs/week

    No compensation reported

  • Steven G Neighbors

    Co-Trustee

    On filings since 2021

    2 hrs/week

    No compensation reported

Data from IRS Form 990 filings, 2021–2025. "On filings since" is the earliest filing we hold that lists the person; hours are average hours per week as reported.

Frequently asked questions about The Hop & Mae Adams Foundation

How much does The Hop & Mae Adams Foundation give each year?

The Hop & Mae Adams Foundation gave $579K across 7 grants in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $1.3M across 6 grants.

What is The Hop & Mae Adams Foundation's typical grant size?

The Hop & Mae Adams Foundation's median grant in 2025 was $61,650, and its average grant was $82,727, across 7 grants on its 2025 IRS Form 990-PF.

Where does The Hop & Mae Adams Foundation give grants?

The Hop & Mae Adams Foundation gives mostly in Idaho: 77% of the grant dollars itemized on its 2025 IRS Form 990-PF went to recipients there. The next largest state was Nevada (23%). The most frequent recipient cities were Carson City, NV (4 grants) and Boise, ID (2 grants).

Does The Hop & Mae Adams Foundation give general operating support?

Not in 2025: none of the 7 grants with a stated purpose on The Hop & Mae Adams Foundation's 2025 IRS Form 990-PF were described as general or operating support.

Who are The Hop & Mae Adams Foundation's largest grantees?

The Hop & Mae Adams Foundation's largest 2025 grantees include Adams Northgate Inc ($225,927), Adams Hub Inc ($160,927) and Greenhouse Project ($75,584), according to its 2025 IRS Form 990-PF. Together they received 80% of its itemized 2025 grant dollars.

How large is The Hop & Mae Adams Foundation?

The Hop & Mae Adams Foundation reported $48.6M in total assets on its 2025 IRS Form 990-PF. It paid out $1.6M in qualifying distributions that year, against a required minimum of $1.6M (roughly 5% of its investment assets).

What is The Hop & Mae Adams Foundation's EIN?

The Hop & Mae Adams Foundation's EIN (Employer Identification Number) is 27-1393341. IRS Form 990 filing data is available on this page for 2021–2025.

Data last updated September 2026. Sourced from IRS Form 990-PF filings.

Data update history

(6)

When this profile's IRS filing data changed on Grantable

  1. Updated Form 990-PF for fiscal year 2021 (received by the IRS February 7, 2022)
  2. Updated Form 990-PF for fiscal year 2022 (received by the IRS February 2, 2023)
  3. Updated Form 990-PF for fiscal year 2023 (received by the IRS February 6, 2024)
  4. Updated Form 990-PF for fiscal year 2024 (received by the IRS January 13, 2025)
  5. Updated Form 990-PF for fiscal year 2025 (received by the IRS February 12, 2026)
  6. IRS filings on file for fiscal years 2021–2025

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The filing figures on this page are open data under CC BY 4.0. About GrantGraph Open

Figures come from The Hop & Mae Adams Foundation's IRS filings (methodology). AI-written summaries, news items and logos are not covered by the open licence. Spot an error? Email hello@grantable.co.

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