# ADU Craft Jacksonville > ADU builder in Jacksonville, FL: backyard ADUs, garage conversions, in-law suites, garage apartments, and ADU design and permits. Licensed and insured. Service area and contact: see https://aducraftjacksonville.com/contact. No phone number is published; requests go through the website form. Prices on this site are published ranges, not quotes. Updated October 2026. ## Main pages - [About ADU Craft Jacksonville | ADU Builder, Jacksonville FL](https://aducraftjacksonville.com/about): ADU Craft Jacksonville designs, permits and builds ADUs in Jacksonville, Jacksonville Beach, Orange Park, St. Augustine and Fernandina Beach. - [ADU Service Areas Around Jacksonville, FL](https://aducraftjacksonville.com/areas): Where we build ADUs: Jacksonville, Jacksonville Beach, Orange Park, St. Augustine and Fernandina Beach. How ADU rules differ in each, as of October 2026. - [Free ADU Lot Check, Jacksonville FL | ADU Craft Jacksonville](https://aducraftjacksonville.com/contact): Request a free ADU lot check in Jacksonville, Jacksonville Beach, Orange Park, St. Augustine or Fernandina Beach. We check zoning, flood zone and covenants. - [Jacksonville ADU Guides (Updated October 2026)](https://aducraftjacksonville.com/guides): Jacksonville ADU guides: cost, the 2022 ordinance, owner-occupancy, HOAs, short-term rentals, and flood and wind rules. Answers first, sources listed. - [ADU Builder in Jacksonville, FL | ADU Craft Jacksonville](https://aducraftjacksonville.com/): ADU builder in Jacksonville, FL: backyard ADUs, garage conversions, in-law suites and garage apartments. Design, permits and construction. Licensed and insured. - [Our ADU Process in Jacksonville, FL | ADU Craft Jacksonville](https://aducraftjacksonville.com/process): How we build an ADU in Jacksonville: lot check, site visit, written itemized quote, flood and wind engineering, permits, construction and final inspection. - [ADU Types We Build in Jacksonville, FL | ADU Craft Jacksonville](https://aducraftjacksonville.com/services): Backyard ADUs, garage conversions, in-law suites and garage apartments in Jacksonville, FL. How each type fits the city's 2022 ADU rules and Florida flood rules. ## Guides - [Are ADUs Allowed in Jacksonville? The 2022 Ordinance](https://aducraftjacksonville.com/are-adus-allowed-in-jacksonville): Yes on most low-density lots, under Ordinance 2022-0448: one ADU, behind the house, no taller than it, footprint capped, owner on site. Where it does not apply. - [Can an HOA Block an ADU in Jacksonville? (October 2026)](https://aducraftjacksonville.com/can-an-hoa-block-an-adu-in-jacksonville): Yes. Jacksonville's 2022 ADU ordinance allows ADUs except where an HOA prohibits them. What to look for in your covenants and how approval works. - [Can I Rent My Jacksonville ADU Short Term? (October 2026)](https://aducraftjacksonville.com/can-i-rent-my-jacksonville-adu-short-term): Florida vacation rental preemption, DBPR licensing, Jacksonville's owner-on-site ADU rule, HOA limits and long-term rent benchmarks, as of October 2026. - [Do I Have to Live On Site to Build an ADU in Jacksonville? (2026)](https://aducraftjacksonville.com/do-i-have-to-live-on-site-to-build-an-adu-in-jacksonville): Yes in the City of Jacksonville: the 2022 ADU ordinance requires the homeowner to live on the property. Homestead, investors, and how nearby areas compare. - [How Much Does an ADU Cost in Jacksonville? (October 2026)](https://aducraftjacksonville.com/how-much-does-an-adu-cost-in-jacksonville): As of October 2026: national figures of $110,000 to $285,000 for detached ADUs and $60,000 to $150,000 for garage conversions, and what Jacksonville lots add. - [Flood and Wind Rules for a Jacksonville ADU (October 2026)](https://aducraftjacksonville.com/what-flood-and-wind-rules-apply-to-a-jacksonville-adu): Flood zones, floor elevation, garage limits, the 50% rule, Florida wind design and the 9th edition code effective December 31, 2026, for Jacksonville ADUs. ## Services - [ADU Design and Permits in Jacksonville, FL](https://aducraftjacksonville.com/adu-design-and-permits): ADU design and permits in Jacksonville and Northeast Florida: which office permits your lot, what goes in the plan set, flood and wind design, extra reviews. - [Backyard ADU Builder in Jacksonville, FL | ADU Craft Jacksonville](https://aducraftjacksonville.com/detached-adu): Detached backyard ADUs in Jacksonville, FL: the 25% / 750 sq ft footprint rule, placement behind the house, flood elevation and wind design. - [Garage Apartment Builder in Jacksonville, FL](https://aducraftjacksonville.com/garage-apartment): Garage apartments in Jacksonville, FL: how the ADU height and footprint rules apply, flood rules for the garage below, and structural work. - [Garage Conversion ADU in Jacksonville, FL](https://aducraftjacksonville.com/garage-conversion-adu): Garage conversion ADUs in Jacksonville, FL: city ADU rules, why flood elevation decides most conversions, typical upgrades and parking. - [In-Law Suite and Attached ADU Builder, Jacksonville FL](https://aducraftjacksonville.com/in-law-suite): Attached ADUs and in-law suites in Jacksonville, FL: when an addition counts as an ADU, size limits, roof and fire separation, and the 50% flood rule. ## Areas served - [ADUs in Fernandina Beach, FL | ADU Craft Jacksonville](https://aducraftjacksonville.com/fernandina-beach): Auxiliary dwelling units in Fernandina Beach, FL: city versus Nassau County, historic district review, flood zones and the coastal control line. - [ADUs in Jacksonville Beach, FL | ADU Craft Jacksonville](https://aducraftjacksonville.com/jacksonville-beach): ADUs in Jacksonville Beach, FL: why the Jacksonville ordinance does not apply, conditional use in RM-1 and RM-2, flood zones and the coastal control line. - [ADUs and Guest Houses in Orange Park, FL | ADU Craft Jacksonville](https://aducraftjacksonville.com/orange-park): ADUs in Orange Park, FL: Town of Orange Park guest house rules versus unincorporated Clay County ADU requirements, lot size, owner and parking rules. - [ADUs and Accessory Apartments in St. Augustine, FL](https://aducraftjacksonville.com/st-augustine): ADUs in St. Augustine, FL: accessory apartments in RG-1, RG-2, RL-1 and HP-1, historic district rules, flooding and city versus St. Johns County.