York County History Center
Organization summary
Type of Nonprofit
Designated as a Organizations for any of the following purposes: religious, educational, charitable, scientific, literary, testing for public safety, fostering national or international amateur sports competition (as long as it doesn't provide athletic facilities or equipment), or the prevention of cruelty to children or animals.
Category: Arts, Culture and Humanities / History Museums (NTEE)
Donations to this organization are tax deductible.
Summary charts: organization finances over time
Revenue $2.56M (2024)
 Expenses $2.76M (2024)
 Total Assets $41.4M (2024)
 Total Liabilities $13.2M (2024)
 Tax Filings by Year
Form 990 is an information return that most organizations claiming federal tax-exempt status must file yearly with the IRS. Nonprofit Explorer has IRS digitized Form 990 data for filings processed in 2012 and later. If this organization filed an amended return, it may not be reflected below. Duplicate download links may indicate a resubmission or amendment to this organization's original return. Form 990 data is from the IRS.
    Fiscal Year Ending June
    2024
  
Extracted Financial Data
Extracted Financial Data from Form 990
| Notable Sources of Revenue | Percent of Total Revenue | |
|---|---|---|
| Contributions | $2,323,754 |  
    90.8%
 | 
| Program Services | $114,751 |  
    4.5%
 | 
| Investment Income | $233,936 |  
    9.1%
 | 
| Bond Proceeds | $0 | |
| Royalties | $0 | |
| Rental Property Income | -$131,282 | |
| Net Fundraising | -$65,050 | |
| Sales of Assets | $107,396 |  
    4.2%
 | 
| Net Inventory Sales | -$24,080 | |
| Other Revenue | $815 |  
    0.0%
 | 
| Notable Expenses | Percent of Total Expenses | |
|---|---|---|
| Executive Compensation | $217,745 |  
    7.9%
 | 
| Professional Fundraising Fees | $0 | |
| Other Salaries and Wages | $719,482 |  
    26.1%
 | 
| Assets/Debt | ||
|---|---|---|
| Total Assets | $41,359,145 | |
| Total Liabilities | $13,239,591 | 
Compensation
| Key Employees and Officers | Compensation | Related | Other | 
|---|---|---|---|
| Joan J Mummert (President, Ceo) | $110,901 | $0 | $5,999 | 
| Lorissa Delaney (Chief Financial Officer) | $80,877 | $0 | $12,958 | 
| Dennis Baughman D Ed (Chair) | $0 | $0 | $0 | 
Document Links
990
Filed on March 21, 2025Primary tax return for a nonprofit’s activities, finances, and governance
    Fiscal Year Ending June
    2023
  
Extracted Financial Data
Extracted Financial Data from Form 990
| Notable Sources of Revenue | Percent of Total Revenue | |
|---|---|---|
| Contributions | $5,140,911 |  
    93.9%
 | 
| Program Services | $120,462 |  
    2.2%
 | 
| Investment Income | $357,677 |  
    6.5%
 | 
| Bond Proceeds | $0 | |
| Royalties | $0 | |
| Rental Property Income | -$75,966 | |
| Net Fundraising | -$52,344 | |
| Sales of Assets | $25,692 |  
    0.5%
 | 
| Net Inventory Sales | -$44,579 | |
| Other Revenue | $3,060 |  
    0.1%
 | 
| Notable Expenses | Percent of Total Expenses | |
|---|---|---|
| Executive Compensation | $201,503 |  
    7.6%
 | 
| Professional Fundraising Fees | $0 | |
| Other Salaries and Wages | $808,510 |  
    30.6%
 | 
| Assets/Debt | ||
|---|---|---|
| Total Assets | $34,770,458 | |
| Total Liabilities | $7,189,089 | 
Compensation
| Key Employees and Officers | Compensation | Related | Other | 
|---|---|---|---|
| Joan J Mummert (President, Ceo) | $106,068 | $0 | $5,747 | 
| Lorissa Delaney (Chief Financial Officer) | $71,346 | $0 | $11,998 | 
| Rebecca Countess (Chair) | $0 | $0 | $0 | 
Document Links
990
Filed on March 26, 2024Primary tax return for a nonprofit’s activities, finances, and governance
990-T
For unrelated business income from activities not substantially related to the organization's tax-exempt purpose
    Fiscal Year Ending June
    2022
  
Extracted Financial Data
Extracted Financial Data from Form 990
| Notable Sources of Revenue | Percent of Total Revenue | |
|---|---|---|
| Contributions | $5,237,100 |  
    81.8%
 | 
| Program Services | $122,240 |  
    1.9%
 | 
| Investment Income | $243,557 |  
    3.8%
 | 
| Bond Proceeds | $0 | |
| Royalties | $0 | |
| Rental Property Income | -$3,725 | |
| Net Fundraising | $4,949 |  
    0.1%
 | 
| Sales of Assets | $832,241 |  
    13.0%
 | 
| Net Inventory Sales | -$36,088 | |
| Other Revenue | $7 |  
    0.0%
 | 
| Notable Expenses | Percent of Total Expenses | |
|---|---|---|
| Executive Compensation | $193,095 |  
    9.0%
 | 
| Professional Fundraising Fees | $0 | |
| Other Salaries and Wages | $797,338 |  
    37.2%
 | 
| Assets/Debt | ||
|---|---|---|
| Total Assets | $27,582,598 | |
| Total Liabilities | $3,366,516 | 
Compensation
| Key Employees and Officers | Compensation | Related | Other | 
|---|---|---|---|
| Joan J Mummert (President, Ceo) | $97,450 | $0 | $5,317 | 
| Lorissa Delaney (Director Of Finance) | $68,234 | $0 | $9,736 | 
| Rebecca Countess (Chair) | $0 | $0 | $0 | 
Document Links
990
Filed on March 17, 2023Primary tax return for a nonprofit’s activities, finances, and governance
990-T
For unrelated business income from activities not substantially related to the organization's tax-exempt purpose
    Fiscal Year Ending June
    2021
  
Extracted Financial Data
Extracted Financial Data from Form 990
| Notable Sources of Revenue | Percent of Total Revenue | |
|---|---|---|
| Contributions | $1,912,773 |  
    44.6%
 | 
| Program Services | $107,399 |  
    2.5%
 | 
| Investment Income | $245,734 |  
    5.7%
 | 
| Bond Proceeds | $0 | |
| Royalties | $0 | |
| Rental Property Income | -$865 | |
| Net Fundraising | $3,493 |  
    0.1%
 | 
| Sales of Assets | $2,041,527 |  
    47.6%
 | 
| Net Inventory Sales | -$32,610 | |
| Other Revenue | $8,298 |  
    0.2%
 | 
| Notable Expenses | Percent of Total Expenses | |
|---|---|---|
| Executive Compensation | $193,617 |  
    9.8%
 | 
| Professional Fundraising Fees | $0 | |
| Other Salaries and Wages | $749,695 |  
    37.9%
 | 
| Assets/Debt | ||
|---|---|---|
| Total Assets | $25,136,771 | |
| Total Liabilities | $2,688,619 | 
Compensation
| Key Employees and Officers | Compensation | Related | Other | 
|---|---|---|---|
| Joan J Mummert (President, Ceo) | $97,954 | $0 | $5,342 | 
| Susan Smith Ended 122020 (Cfo) | $83,798 | $0 | $4,634 | 
| Rebecca Countess (Chair) | $0 | $0 | $0 | 
Document Links
990
Filed on Feb. 23, 2022Primary tax return for a nonprofit’s activities, finances, and governance
    Fiscal Year Ending June
    2020
  
Extracted Financial Data
Extracted Financial Data from Form 990
| Notable Sources of Revenue | Percent of Total Revenue | |
|---|---|---|
| Contributions | $1,196,235 |  
    29.4%
 | 
| Program Services | $106,557 |  
    2.6%
 | 
| Investment Income | $218,993 |  
    5.4%
 | 
| Bond Proceeds | $0 | |
| Royalties | $0 | |
| Rental Property Income | $31,026 |  
    0.8%
 | 
| Net Fundraising | -$41,039 | |
| Sales of Assets | $2,582,922 |  
    63.4%
 | 
| Net Inventory Sales | -$23,528 | |
| Other Revenue | $3,180 |  
    0.1%
 | 
| Notable Expenses | Percent of Total Expenses | |
|---|---|---|
| Executive Compensation | $191,328 |  
    10.4%
 | 
| Professional Fundraising Fees | $0 | |
| Other Salaries and Wages | $652,528 |  
    35.4%
 | 
| Assets/Debt | ||
|---|---|---|
| Total Assets | $21,987,559 | |
| Total Liabilities | $2,570,739 | 
Compensation
| Key Employees and Officers | Compensation | Related | Other | 
|---|---|---|---|
| Joan J Mummert (President, Ceo) | $101,621 | $0 | $5,513 | 
| Susan Smith (Cfo) | $78,424 | $0 | $4,353 | 
| Rev Patrick Rooney (Chair) | $0 | $0 | $0 | 
Document Links
990
Filed on Jan. 29, 2021Primary tax return for a nonprofit’s activities, finances, and governance
990-T
For unrelated business income from activities not substantially related to the organization's tax-exempt purpose
    Fiscal Year Ending June
    2019
  
Extracted Financial Data
Extracted Financial Data from Form 990
| Notable Sources of Revenue | Percent of Total Revenue | |
|---|---|---|
| Contributions | $1,187,561 |  
    60.5%
 | 
| Program Services | $137,404 |  
    7.0%
 | 
| Investment Income | $219,508 |  
    11.2%
 | 
| Bond Proceeds | $0 | |
| Royalties | $0 | |
| Rental Property Income | $126,176 |  
    6.4%
 | 
| Net Fundraising | $640 |  
    0.0%
 | 
| Sales of Assets | $293,082 |  
    14.9%
 | 
| Net Inventory Sales | -$1,494 | |
| Other Revenue | $3 |  
    0.0%
 | 
| Notable Expenses | Percent of Total Expenses | |
|---|---|---|
| Executive Compensation | $182,746 |  
    10.5%
 | 
| Professional Fundraising Fees | $0 | |
| Other Salaries and Wages | $605,225 |  
    34.6%
 | 
| Assets/Debt | ||
|---|---|---|
| Total Assets | $19,310,665 | |
| Total Liabilities | $2,266,728 | 
Compensation
| Key Employees and Officers | Compensation | Related | Other | 
|---|---|---|---|
| Joan J Mummert (President, Ceo) | $97,281 | $0 | $5,358 | 
| Susan Smith (Cfo) | $76,192 | $0 | $4,305 | 
| Rev Patrick Rooney (Chair) | $0 | $0 | $0 | 
Document Links
990
Filed on Jan. 28, 2020Primary tax return for a nonprofit’s activities, finances, and governance
990-T
For unrelated business income from activities not substantially related to the organization's tax-exempt purpose
    Fiscal Year Ending June
    2018
  
Extracted Financial Data
Extracted Financial Data from Form 990
| Notable Sources of Revenue | Percent of Total Revenue | |
|---|---|---|
| Contributions | $4,835,382 |  
    85.6%
 | 
| Program Services | $146,858 |  
    2.6%
 | 
| Investment Income | $185,887 |  
    3.3%
 | 
| Bond Proceeds | $0 | |
| Royalties | $0 | |
| Rental Property Income | $140,280 |  
    2.5%
 | 
| Net Fundraising | $21,276 |  
    0.4%
 | 
| Sales of Assets | $323,653 |  
    5.7%
 | 
| Net Inventory Sales | -$3,447 | |
| Other Revenue | $8 |  
    0.0%
 | 
| Notable Expenses | Percent of Total Expenses | |
|---|---|---|
| Executive Compensation | $178,242 |  
    9.5%
 | 
| Professional Fundraising Fees | $0 | |
| Other Salaries and Wages | $622,652 |  
    33.0%
 | 
| Assets/Debt | ||
|---|---|---|
| Total Assets | $19,024,462 | |
| Total Liabilities | $2,267,620 | 
Compensation
| Key Employees and Officers | Compensation | Related | Other | 
|---|---|---|---|
| Joan J Mummert (President, Ceo) | $97,281 | $0 | $5,267 | 
| Susan Smith (Cfo) | $74,066 | $0 | $4,158 | 
| Robert A Kinsley Jr (Chair) | $0 | $0 | $0 | 
Document Links
990
Filed on March 28, 2019Primary tax return for a nonprofit’s activities, finances, and governance
990-T
For unrelated business income from activities not substantially related to the organization's tax-exempt purpose
    Fiscal Year Ending June
    2017
  
Extracted Financial Data
Extracted Financial Data from Form 990
| Notable Sources of Revenue | Percent of Total Revenue | |
|---|---|---|
| Contributions | $2,768,043 |  
    80.6%
 | 
| Program Services | $149,847 |  
    4.4%
 | 
| Investment Income | $150,121 |  
    4.4%
 | 
| Bond Proceeds | $0 | |
| Royalties | $0 | |
| Rental Property Income | $142,607 |  
    4.2%
 | 
| Net Fundraising | -$15,002 | |
| Sales of Assets | $231,827 |  
    6.8%
 | 
| Net Inventory Sales | -$3,301 | |
| Other Revenue | $6,967 |  
    0.2%
 | 
| Notable Expenses | Percent of Total Expenses | |
|---|---|---|
| Executive Compensation | $179,262 |  
    9.8%
 | 
| Professional Fundraising Fees | $0 | |
| Other Salaries and Wages | $593,150 |  
    32.4%
 | 
| Assets/Debt | ||
|---|---|---|
| Total Assets | $15,044,978 | |
| Total Liabilities | $2,303,971 | 
Compensation
| Key Employees and Officers | Compensation | Related | Other | 
|---|---|---|---|
| Joan J Mummert (President, Ceo) | $97,014 | $0 | $5,202 | 
| Susan Smith (Cfo) | $71,804 | $0 | $3,989 | 
| Robert A Kinsley Jr (Chair) | $0 | $0 | $0 | 
Document Links
990
Filed on Feb. 27, 2018Primary tax return for a nonprofit’s activities, finances, and governance
990-T
For unrelated business income from activities not substantially related to the organization's tax-exempt purpose
    Fiscal Year Ending June
    2016
  
Extracted Financial Data
Extracted Financial Data from Form 990
| Notable Sources of Revenue | Percent of Total Revenue | |
|---|---|---|
| Contributions | $955,003 |  
    59.4%
 | 
| Program Services | $161,633 |  
    10.0%
 | 
| Investment Income | $223,085 |  
    13.9%
 | 
| Bond Proceeds | $0 | |
| Royalties | $0 | |
| Rental Property Income | $50,552 |  
    3.1%
 | 
| Net Fundraising | $10,625 |  
    0.7%
 | 
| Sales of Assets | $204,081 |  
    12.7%
 | 
| Net Inventory Sales | $2,366 |  
    0.1%
 | 
| Other Revenue | $20 |  
    0.0%
 | 
| Notable Expenses | Percent of Total Expenses | |
|---|---|---|
| Executive Compensation | $173,129 |  
    9.8%
 | 
| Professional Fundraising Fees | $0 | |
| Other Salaries and Wages | $582,872 |  
    33.1%
 | 
| Assets/Debt | ||
|---|---|---|
| Total Assets | $13,250,198 | |
| Total Liabilities | $2,690,586 | 
Document Links
990
Primary tax return for a nonprofit’s activities, finances, and governance
990-T
For unrelated business income from activities not substantially related to the organization's tax-exempt purpose
    Fiscal Year Ending June
    2015
  
Extracted Financial Data
Extracted Financial Data from Form 990
| Notable Sources of Revenue | Percent of Total Revenue | |
|---|---|---|
| Contributions | $845,439 |  
    60.5%
 | 
| Program Services | $161,221 |  
    11.5%
 | 
| Investment Income | $172,939 |  
    12.4%
 | 
| Bond Proceeds | $0 | |
| Royalties | $0 | |
| Rental Property Income | $42,839 |  
    3.1%
 | 
| Net Fundraising | $38,125 |  
    2.7%
 | 
| Sales of Assets | $133,730 |  
    9.6%
 | 
| Net Inventory Sales | -$3,610 | |
| Other Revenue | $4,460 |  
    0.3%
 | 
| Notable Expenses | Percent of Total Expenses | |
|---|---|---|
| Executive Compensation | $166,566 |  
    10.8%
 | 
| Professional Fundraising Fees | $0 | |
| Other Salaries and Wages | $499,693 |  
    32.3%
 | 
| Assets/Debt | ||
|---|---|---|
| Total Assets | $12,254,677 | |
| Total Liabilities | $1,020,084 | 
Compensation
| Key Employees and Officers | Compensation | Related | Other | 
|---|---|---|---|
| Joan J Mummert (President, Ceo) | $92,613 | $0 | $2,637 | 
| Susan Smith (Cfo) | $66,710 | $0 | $2,005 | 
| Thomas M Shorb (Chair) | $0 | $0 | $0 | 
Document Links
990
Filed on March 7, 2016Primary tax return for a nonprofit’s activities, finances, and governance
    Fiscal Year Ending June
    2014
  
Extracted Financial Data
Extracted Financial Data from Form 990
| Notable Sources of Revenue | Percent of Total Revenue | |
|---|---|---|
| Contributions | $619,784 |  
    45.4%
 | 
| Program Services | $148,492 |  
    10.9%
 | 
| Investment Income | $283,300 |  
    20.8%
 | 
| Bond Proceeds | $0 | |
| Royalties | $0 | |
| Rental Property Income | $53,223 |  
    3.9%
 | 
| Net Fundraising | $37,904 |  
    2.8%
 | 
| Sales of Assets | $209,860 |  
    15.4%
 | 
| Net Inventory Sales | $9,963 |  
    0.7%
 | 
| Other Revenue | $69 |  
    0.0%
 | 
| Notable Expenses | Percent of Total Expenses | |
|---|---|---|
| Executive Compensation | $162,815 |  
    10.3%
 | 
| Professional Fundraising Fees | $0 | |
| Other Salaries and Wages | $512,879 |  
    32.4%
 | 
| Assets/Debt | ||
|---|---|---|
| Total Assets | $12,832,783 | |
| Total Liabilities | $1,109,336 | 
Compensation
| Key Employees and Officers | Compensation | Related | Other | 
|---|---|---|---|
| Joan J Mummert (President, Ceo) | $90,900 | $0 | $2,592 | 
| Susan Smith (Cfo) | $64,808 | $0 | $1,959 | 
| Ahalt Nancy (Chair) | $0 | $0 | $0 | 
Document Links
990
Filed on Feb. 12, 2015Primary tax return for a nonprofit’s activities, finances, and governance
    Fiscal Year Ending June
    2013
  
Extracted Financial Data
Extracted Financial Data from Form 990
| Notable Sources of Revenue | Percent of Total Revenue | |
|---|---|---|
| Contributions | $896,896 |  
    67.2%
 | 
| Program Services | $137,461 |  
    10.3%
 | 
| Investment Income | $218,799 |  
    16.4%
 | 
| Bond Proceeds | $0 | |
| Royalties | $0 | |
| Rental Property Income | $34,418 |  
    2.6%
 | 
| Net Fundraising | $9,920 |  
    0.7%
 | 
| Sales of Assets | $38,257 |  
    2.9%
 | 
| Net Inventory Sales | -$3,478 | |
| Other Revenue | $0 | 
| Notable Expenses | Percent of Total Expenses | |
|---|---|---|
| Executive Compensation | $158,976 |  
    10.1%
 | 
| Professional Fundraising Fees | $0 | |
| Other Salaries and Wages | $486,384 |  
    30.9%
 | 
| Assets/Debt | ||
|---|---|---|
| Total Assets | $12,866,174 | |
| Total Liabilities | $1,132,656 | 
Document Links
990
Filed on March 13, 2014Primary tax return for a nonprofit’s activities, finances, and governance
    Fiscal Year Ending June
    2012
  
Extracted Financial Data
Extracted Financial Data from Form 990
| Notable Sources of Revenue | Percent of Total Revenue | |
|---|---|---|
| Contributions | $576,380 |  
    49.4%
 | 
| Program Services | $142,883 |  
    12.2%
 | 
| Investment Income | $219,021 |  
    18.8%
 | 
| Bond Proceeds | $0 | |
| Royalties | $0 | |
| Rental Property Income | $166,709 |  
    14.3%
 | 
| Net Fundraising | $35,454 |  
    3.0%
 | 
| Sales of Assets | $29,448 |  
    2.5%
 | 
| Net Inventory Sales | -$4,736 | |
| Other Revenue | $1,645 |  
    0.1%
 | 
| Notable Expenses | Percent of Total Expenses | |
|---|---|---|
| Executive Compensation | $158,633 |  
    10.6%
 | 
| Professional Fundraising Fees | $0 | |
| Other Salaries and Wages | $473,196 |  
    31.7%
 | 
| Assets/Debt | ||
|---|---|---|
| Total Assets | $12,848,383 | |
| Total Liabilities | $1,262,512 | 
Document Links
990
Primary tax return for a nonprofit’s activities, finances, and governance
    Fiscal Year Ending June
    2011
  
No Extracted Financial Data
Extracted financial data is not available for the forms filed in this tax period, but Form 990 documents are available for download.
Document Links
990
Primary tax return for a nonprofit’s activities, finances, and governance
    Fiscal Year Ending June
    2010
  
No Extracted Financial Data
Extracted financial data is not available for the forms filed in this tax period, but Form 990 documents are available for download.
Document Links
990
Primary tax return for a nonprofit’s activities, finances, and governance
    Fiscal Year Ending Sept.
    2009
  
No Extracted Financial Data
Extracted financial data is not available for the forms filed in this tax period, but Form 990 documents are available for download.
Document Links
990
Primary tax return for a nonprofit’s activities, finances, and governance
    Fiscal Year Ending Sept.
    2008
  
No Extracted Financial Data
Extracted financial data is not available for the forms filed in this tax period, but Form 990 documents are available for download.
Document Links
990
Primary tax return for a nonprofit’s activities, finances, and governance
    Fiscal Year Ending Sept.
    2007
  
No Extracted Financial Data
Extracted financial data is not available for the forms filed in this tax period, but Form 990 documents are available for download.
Document Links
990
Primary tax return for a nonprofit’s activities, finances, and governance
    Fiscal Year Ending Sept.
    2006
  
No Extracted Financial Data
Extracted financial data is not available for the forms filed in this tax period, but Form 990 documents are available for download.
Document Links
990
Primary tax return for a nonprofit’s activities, finances, and governance
    Fiscal Year Ending Sept.
    2005
  
No Extracted Financial Data
Extracted financial data is not available for the forms filed in this tax period, but Form 990 documents are available for download.
Document Links
990
Primary tax return for a nonprofit’s activities, finances, and governance
    Fiscal Year Ending Sept.
    2003
  
No Extracted Financial Data
Extracted financial data is not available for the forms filed in this tax period, but Form 990 documents are available for download.
Document Links
990
Primary tax return for a nonprofit’s activities, finances, and governance
    Fiscal Year Ending Sept.
    2002
  
No Extracted Financial Data
Extracted financial data is not available for the forms filed in this tax period, but Form 990 documents are available for download.
Document Links
990
Primary tax return for a nonprofit’s activities, finances, and governance
    Fiscal Year Ending Sept.
    2001
  
No Extracted Financial Data
Extracted financial data is not available for the forms filed in this tax period, but Form 990 documents are available for download.
Document Links
990
Primary tax return for a nonprofit’s activities, finances, and governance
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