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Ohio Longitudinal Data Archive – Data Summary

Click the dataset name below to view additional details or download the full table Summary Details pdf.

Population: Ohio workers

Data Provider: Ohio Dept. of Job and Family Services

Units of Analysis: Individual workers, Fiscal quarter

Update Frequency: Quarterly

Initial Year: 1995

Limitations/Notes: Excludes out-of-state employment and self-employed/federal employees

Data Dictionary:

Population: Ohio Employers

Data Provider: Ohio Dept. of Job and Family Services

Units of Analysis: Employers, Fiscal quarter

Update Frequency: Quarterly

Initial Year: 1998

Limitations/Notes: Employer-worker linkage is done at the enterprise level; there is no indicator to match a worker to a particular sub-unit location

Data Dictionary: 

Population: Ohio UI Claimants

Data Provider: Ohio Dept. of Job and Family Services

Units of Analysis: Individual UI participants, Service date

Update Frequency: Quarterly through spring 2020, weekly July 2020+

Initial Year: 2004

Limitations/Notes: Alternative format: weekly RAS/LADT records

Population: Ohio residents who participated in registered apprenticeship programs and/or participants of Ohio-based registered apprenticeship programs

Data Provider: Ohio Dept. of Job and Family Services

Units of Analysis: Individual apprentices, Sponsors, Service date

Update Frequency: Annually

Initial Year: 1995

Limitations/Notes:

  • High incidence of missing IDs; requires non-deterministic matching to other datasets
  • Registered apprenticeships only
  • The earliest registration year is 1979. Over 90% of registration years are 1995 or later

Population: Ohio WIA participants

Data Provider: Ohio Dept. of Job and Family Services

Units of Analysis: Individual participants, Service date

Update Frequency: Quarterly

Initial Year: 2006

Limitations/Notes: Replaced by PIRL

Population: Ohio Job Seeker participants

Data Provider: Ohio Dept. of Job and Family Services

Units of Analysis: Individual participants, Service date

Update Frequency: Quarterly

Initial Year: 2006

Limitations/Notes: Replaced by PIRL

Population: Ohio WIOA employment service participants

Data Provider: Ohio Dept. of Job and Family Services

Units of Analysis: Individual participants, Service date

Update Frequency: Quarterly

Initial Year: 2016

Limitations/Notes: n/a

Population: Ohio public college students

Data Provider: Ohio Dept. of Higher Education

Units of Analysis: Individual students, Individual faculty/staff, Courses, Academic term

Update Frequency: Annually

Initial Year: 1999

Limitations/Notes:

  • No out-of-state or private colleges
  • No ACT/SAT scores
  • No socioeconomic indicators

Review the Ohio Department of Higher Education File Documentation.

Population: Ohio Technical Center students

Data Provider: Ohio Dept. of Higher Education

Units of Analysis: Individual students, Course dates

Update Frequency: Annually

Initial Year: 2002

Limitations/Notes: High incidence (~50%) of missing IDs 2014+

Population: Ohio ABLE/Aspire students

Data Provider: Ohio Dept. of Higher Education

Units of Analysis: Individual students, Course dates

Update Frequency: Annually

Initial Year: 2002

Limitations/Notes: New vendor in 2022 (format change); LACES replaces ABLELink

Population: Ohio public college students

Data Provider: Ohio Dept. of Higher Education

Units of Analysis: Individual students, Enrollment dates

Update Frequency: Annually

Initial Year: 2008

Limitations/Notes: n/a

Population: Ohio

Data Provider: Opportunities for Ohioans with Disabilities

Units of Analysis: Individual participants, Service date

Update Frequency: Quarterly

Initial Year: 2011

Limitations/Notes:

  • Prior to 2017 the data was reported annually and records included closed cases only. Reporting requirements changed with the introduction of WIOA.
  • Updated record layout in 2020

Population: Tenants of OHFA funded housing properties

Data Provider: Ohio Housing Finance Agency

Units of Analysis: Properties, Individual tenants, Annual point in time (12/31)

Update Frequency: Annually

Initial Year: 2015

Limitations/Notes:

  • No full IDs; requires non-deterministic matching to other datasets
  • Annual census misses short term tenants who are not present in December

Population: Homeowners who receive OHFA-funded down payment and mortgage assistance

Data Provider: Ohio Housing Finance Agency

Units of Analysis: Homeowners

Update Frequency: Annually

Initial Year: 2014

Limitations/Notes: n/a

Population: Ohio K-12 public school students

Data Provider: Ohio Dept. of Education

Units of Analysis: Individual students, Individual teachers/staff, Courses, School buildings, School districts, ODE Reporting periods

Update Frequency: Annually

Initial Year: 2002

Limitations/Notes:

  • Only possible linkage is to NSC
  • No course grades

Review the Ohio Department of Education and Workforce EMIS Manual.

Population: Ohio K-12 graduates, beginning with the graduating cohort of FY2009

Data Provider: Ohio Dept. of Education

Units of Analysis: Individual students, Enrollment beginning date, Graduation date

Update Frequency: Annually

Initial Year: 2009

Limitations/Notes: Prohibited from reporting institution identifiers; only possible linkage is to EMIS

Population: Ohio GED test takers

Data Provider: Ohio Dept. of Education

Units of Analysis: Individual test takers, Service dates, Test dates

Update Frequency: Quarterly

Initial Year: 2014

Limitations/Notes: Requires non-deterministic matching to other datasets

Population: Ohio HiSET test takers

Data Provider: Ohio Dept. of Education

Units of Analysis: Individual test takers, Test dates

Update Frequency: TBD

Initial Year: 2020

Limitations/Notes: Requires non-deterministic matching to other datasets