Jarrettsville is northern Harford County at its most honest: working farms alongside long-established family homes, roads that wind through countryside that has changed remarkably little across generations of careful stewardship, and a community identity rooted in a genuine commitment to a place and a way of life that its homeowners have chosen with full awareness of what it asks of them. For those whose extraordinary properties include historic agricultural buildings, generous acreage, or structural assets that could support a residential ADU, the development opportunity is both compelling and distinctive. Taylor Made Custom Contracting has been designing and building ADUs on rural and agricultural properties throughout Jarrettsville and Harford County since 1990, with the rural construction expertise, the historical preservation sensitivity, and the CAPS-certified accessible design capability that these remarkable properties require.



Jarrettsville's properties present ADU development opportunities that are shaped by the agricultural heritage and the rural character of this northernmost corner of Harford County. Historic farmhouses on multi-generational properties where associated barns, granaries, and outbuildings have outlived their original agricultural purpose but retain the structural integrity and the architectural character that makes them compelling ADU conversion candidates. Working farm properties with tenant cottages or farm worker accommodations that could be thoughtfully updated and reconfigured to serve as contemporary ADUs. Larger rural lots with the physical space and the utility infrastructure to support new detached residential structures that add meaningful living space and housing flexibility to the property without compromising the agricultural character that defines it. Taylor Made has worked across all of these ADU development pathways in Harford County properties since 1990.
Navigating the regulatory context of Jarrettsville ADU development requires familiarity with Harford County's agricultural zone ADU provisions that differs in important ways from the regulatory knowledge required for ADU projects in the county's residential zones. The specific size limitations, the accessory structure standards, the use restrictions, and the design requirements that apply to ADU development on agriculturally zoned land in Harford County all require careful interpretation and application to each specific property's lot size, existing structure inventory, and zoning designation. Taylor Made conducts pre-application regulatory reviews for every Jarrettsville ADU project that address all of these considerations, confirming the permittability of the proposed ADU typology under the applicable zoning framework before any design investment is made.
For Jarrettsville homeowners who are ready to invest in an ADU, Taylor Made provides the agricultural construction expertise, the historical preservation sensitivity, the Harford County agricultural zone regulatory knowledge, and the CAPS-certified accessible design capability that properties of this significance genuinely deserve. We deliver finished ADUs that honor the character of the agricultural landscapes they are part of, provide genuinely excellent living environments for their residents, and make lasting contributions to the value and the family utility of Jarrettsville's most important residential assets.


Jarrettsville's historic barns, granaries, and agricultural outbuildings represent among the most architecturally compelling and the most personally meaningful ADU conversion opportunities available anywhere in Harford County. Taylor Made approaches these conversion projects with a genuine appreciation for the historical significance of the structures involved and a clear technical understanding of what is required to transform them into safe, comfortable, and code-compliant residential units without sacrificing the agricultural character that makes them worth converting in the first place. Every historic outbuilding ADU conversion Taylor Made undertakes in Jarrettsville begins with a comprehensive structural assessment that honestly evaluates the building's condition and its conversion viability. Where the assessment confirms a genuine opportunity, we develop a design that preserves the exterior character of the structure as completely as possible while transforming its interior into a living space that meets contemporary standards of comfort, accessibility, and code compliance. The result is an ADU that is as architecturally distinctive as the property it is part of.
ADU permitting in Harford County's agricultural zoning districts involves a regulatory review process that differs from the process applicable to properties in the county's residential zones. The specific ADU size limitations, the accessory structure standards, and the use restrictions that apply to ADU development in Harford County's agricultural zones are distinct from the residential zone standards and must be carefully applied to the specific zoning designation and lot configuration of each individual Jarrettsville property. Taylor Made has extensive experience navigating Harford County's agricultural zone ADU permitting requirements, and we conduct pre-application regulatory reviews for every Jarrettsville ADU project that confirm the permittability of the proposed typology under the applicable agricultural zoning classification before any design work begins. We then manage every aspect of the Harford County permitting process, from development plan submission through the issuance of the final certificate of occupancy, ensuring that every Jarrettsville ADU we design and build is fully compliant with every applicable county standard.


The private well and septic system capacity assessment is the single most critical pre-design step in any Jarrettsville ADU project, and it must be addressed before a responsible ADU design can be developed. A septic system that cannot handle the additional residential load of an ADU requires upgrade or replacement, and a well that cannot reliably supply adequate water to both the primary residence and the ADU creates operational problems that undermine the entire investment. Taylor Made coordinates comprehensive septic capacity assessments and well adequacy reviews at the outset of every Jarrettsville ADU project, working with licensed Maryland environmental and well system professionals to establish the infrastructure requirements of the proposed ADU and to identify any necessary upgrades. In addition to the well and septic considerations, Taylor Made also addresses electrical service capacity for the proposed ADU, ensuring that the property's existing service can support the additional residential load or that any necessary service upgrades are identified and budgeted before the design process begins. This comprehensive utility infrastructure planning approach eliminates the surprises that derail rural ADU projects after construction is underway.
Taylor Made was founded in 1990 by Kevin and Suzanne Taylor with a purpose that has shaped every project: helping homeowners throughout Baltimore and Harford counties build properties that support them fully through every stage of life and every family goal. Jarrettsville's historic properties and its deeply committed homeowners represent some of the most personally meaningful and most technically demanding ADU work Taylor Made does, and we bring the full depth of our expertise to every project here.
Kevin's agricultural building conversion expertise, his structural knowledge, and his more than 35 years of rural property construction experience in Harford County, combined with Suzanne's design intelligence and genuine appreciation for historically significant properties, make Taylor Made the Jarrettsville ADU construction partner that homeowners in this community trust for their most significant property investment.
We measure our success through the stories of families enjoying life together in their beautifully remodeled homes. Our clients' experiences of renewed independence and peace of mind drive everything we do, and we're honored by the trust Maryland families have placed in us throughout the years.
Taylor Made Custom Contracting is proud to serve homeowners throughout Jarrettsville and the surrounding communities. Whether you are in Jarrettsville or in one of the neighboring communities close by, our team brings the same certified expertise, premium craftsmanship, and genuine personal investment to every ADU project we take on.
We serve Jarrettsville, Bel Air, Fallston, Forest Hill, Norrisville, Pylesville, Baldwin, Monkton, White Hall, and communities throughout Greater Harford County and Baltimore County.

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1944 Nelson Mill Rd Jarrettsville, MD 21084 (410) 557-0322 info@taylormadecontracting.com
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