Frederick County Jail Population Data

Frederick County jail population data tells you how many people the county holds, how the count changes, and how it compares to state and national patterns. The numbers come mostly from the Sheriff's Corrections Bureau annual report, with broader context from national justice data sources. A Frederick County inmate population search is about facility-level figures, not one person's record, so the focus here is capacity, daily population, demographics, and trends. The report covers the Adult Detention Center, Work Release, and community programs, and it gives a clear picture of how the county uses its jail beds across a year.

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How to Look Up Frederick County Jail Population Data

Facility-level population data lives in published reports, not a live dashboard. The main source for Frederick County is the Sheriff's Office Corrections Bureau annual report, which sets out capacity, daily population, intakes, and program counts each year. National and state context comes from the federal Bureau of Justice Statistics and from research groups like the Vera Institute of Justice.

The Sheriff's Adult Detention Center page links to the facility's reports and statistics.

See the Frederick County Adult Detention Center page for facility data. This page is about counts and trends; to confirm whether one person is in custody, use the name-based tools on the Frederick County inmate records page instead.


Frederick County Jail Capacity Overview

The Adult Detention Center opened in October 1984 and has grown through several expansions. The 2023 annual report lists 468 total beds split across general population, special units, and work release. The facility has 203 cells, with 184 double-bunked. A 26-bed medical unit addition was under construction during 2023 and 2024.

Facility / UnitBeds
General population330
Special units (intake, medical, segregation)74
Work release64
Total beds468
Total cells203 (184 double-bunked)

Home Detention is tracked separately, with a reference figure of 408 in the physical plant table. These bed counts set the ceiling for how many people the jail can hold at once.


Average Daily Population in Frederick County

Average daily population is the average number of people held each day across the Detention Center, Work Release, and Weekenders. The Sheriff reported that the daily population rose about 12 percent in 2023, reaching levels last seen in 2018. That marks a clear post-pandemic rebound after lower counts during the prior years.

Note: The exact multi-year average daily population values appear as a chart in the annual report and were not published as plain text, so confirm precise figures in the report.

Even without the exact chart values, the direction is clear. The county planned medical-unit expansion, infrastructure upgrades, and a new jail management system in response to the rising count and the pressure it put on services.


Frederick County Jail Demographic Breakdown

The annual report does not publish a full race-and-age breakdown of the held population in plain text, but it does report gender and intake figures for the community programs. Alternative Sentencing intakes in 2023 ranged in age from 18 to 67. The table shows the gender split for that program.

Program (2023 intakes)MaleFemale
Alternative Sentencing20994
Work Release432
Home Detention51

These figures cover program intakes, not the entire held population. They show that men make up the large majority of people in the county's alternative and work programs. For a full racial and age breakdown of the held population, the federal jail data sources listed further down are the better tool, since the county report does not publish that table in plain text.


Pretrial vs Sentenced Population in Frederick County

The jail holds both pretrial detainees and sentenced people. The clearest 2023 measure of intake flow is Central Booking, which processed 2,503 people and committed 1,244 to the Detention Center, about 49.7 percent. Pretrial Services works to reduce the pretrial count by reviewing eligible defendants and monitoring nonviolent people in the community.

2023 MeasureCount
Central Booking processed2,503
Committed to Detention Center1,244 (49.7%)
Pretrial Services defendants reviewed1,327
Bond reports prepared210
Estimated jail days saved28,562

By holding fewer low-risk defendants before trial, the county reported an estimated cost savings of more than $4 million for the year.


Misdemeanor vs Felony Population

The county jail holds people from both the District Court and the Circuit Court. District Court matters tend to be misdemeanors and lower-level offenses, while Circuit Court handles felonies and serious cases. Alternative Sentencing intakes in 2023 came mostly from the District Court, 236 of 303, with 67 from the Circuit Court.

The annual report does not break the held population into a clean misdemeanor-versus-felony split in plain text. What it shows is the source court for program intakes, which points to a heavier District Court volume at the lower-offense end and a smaller Circuit Court share for more serious matters. For the charge level in any single case, the court record is the right source, available through Frederick County court records.


Mental Health and Medical Population

A large share of the jail's daily work is medical and mental-health care. The 2023 medical statistics give a sense of scale for the held population. These numbers show how many contacts the health unit handled across the year.

2023 Medical MeasureCount
Medical intake screenings1,745
Detox entries637
Mental-health evaluations416
Inmates on mental-health medication1,138
Suicide watch events108
Deaths in custody0

The figures point to a population with significant substance-use and mental-health needs, which is why the county added a dedicated medical unit.


National and State Context for Jail Population

To compare Frederick County to other places, you need state and national jail data. The federal Bureau of Justice Statistics publishes national jail population and incarceration-rate reports, and the Vera Institute of Justice tracks county-level jail trends. The table marks which figures are county-specific and which come from those broader sources, so the comparison stays honest.

LevelWhat It MeasuresSource
County (Frederick)468 beds; 2023 daily population up about 12%Sheriff's Corrections Bureau annual report
State (Maryland)Statewide jail counts and rates per 100,000Bureau of Justice Statistics
NationalU.S. jail population and incarceration rateBureau of Justice Statistics and Vera Institute

See the Bureau of Justice Statistics and the Vera Institute of Justice for current state and national rates. Pull the exact per-100,000 figures from those reports rather than treating the county count alone as a rate.



Searching for Frederick County Inmate Records by Name

This page covers population data, not individual records. To find whether one person is held, or to set up custody alerts, use the name-based tools on the Frederick County inmate records page and the released inmates page. For charges and court dates, search the court case through court records.


Where the Frederick County Jail Data Comes From

The county-specific numbers here come from the Frederick County Sheriff's Office Corrections Bureau 2023 Annual Report and the official Adult Detention Center page. The report defines its own terms: intakes count all admissions across the Detention Center, Work Release, Weekenders, and Home Detention, while average daily population averages the Detention Center, Work Release, and Weekenders.

Because the report is published once a year, the figures reflect a snapshot rather than a live feed. For the newest data, check the most recent annual report, and for national comparison use the federal and research sources above. More answers about jail data sit on the Frederick County court records FAQ page.