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Service area · Hamilton County
Planning a kitchen, bath, basement, addition or whole-home remodel in Westfield? 1874 Design Studio handles your design. Through construction, our trusted trade professionals work alongside our design and project management teams. We provide the structural engineer and any building permits your project needs. Westfield's ordinance reaches past the city limits into Washington Township. Land inside another city or town is left out.
Hamilton County
The Census Bureau estimated Westfield's population at about 66,300 on July 1, 2025. Its April 2020 base was about 46,400. The city has about 33 square miles of land in Hamilton County. About half of its housing units were built in 2010 or later. The median year built is 2010, per Census Bureau survey estimates. Owners live in about four in five occupied units.
Two local points stand out. The City's own permit guidance is narrower than the wording of its ordinance. Westfield's flood rules can also cover land beyond FEMA's mapped zones.
1874 Design Studio projectPermits and codes
Westfield's Building Division reviews residential permit applications and inspections. It checks them against State of Indiana codes and local requirements. Its residential code is the 2020 Indiana Residential Code. The City's ordinance governs Washington Township as well as the city. The exception is any part that lies in another city or town. City sources differ on which interior projects need a permit. The City asks anyone unsure to contact the Building Division before work starts.
The ordinance is titled the Westfield-Washington Township Unified Development Ordinance. It applies to all land in Washington Township and all land incorporated into the City. Areas incorporated into another city or town are the exception. So an unincorporated property in the township, outside the city limits, still falls under Westfield's ordinance. Census estimates place about 700 of the township's residents inside Carmel. Hamilton County has nine planning jurisdictions. The right office depends on where a property sits.
The ordinance has a building code section. It says no one may erect, enlarge, alter, improve, convert or demolish a building in its jurisdiction without a permit. That separate permit must come first, from the City's Community Development Department. The Building Division's residential FAQ reads more narrowly. It says finishing a basement or attic needs no building permit. It also says HVAC, plumbing, electrical, solar and generator projects need no building permit through the Building Division.
The City's Residential Permit Guide sorts projects by one question. Does the work add to or change the structure or size of the home? If it does, a permit is required. The guide's no-permit examples include interior painting, flooring and cabinet replacement, and countertops. They also include basement finishing and minor non-structural repairs. Even so, the guide says work without a permit must still comply with applicable codes and regulations. It adds that requirements may vary with project scope and location. When in doubt, the City asks people to contact the Building Division before starting work.
Westfield's residential permit types cover a new single-family home, townhomes and fire restoration. They also cover an addition that adds square footage under roof. An accessory structure, such as a detached garage or shed, has its own type. No remodel or basement-finish type appears in that list. Still, the City's permit information page names remodels involving permitted work among common residential permits.
A residential building permit application calls for a site plan. It shows property lines, existing structures and their distances from those lines. It also shows rights-of-way and easements, including drainage and utility easements. The application calls for stamped drawings too: a foundation plan, floor plans and a footing-to-roofline cross-section. Indiana-stamped engineered trusses, elevations of every side and energy certificates are also on the list. The City says its review covers only the submitted plans. It does not guarantee full code compliance.
Inspections depend on the permit type and the scope of work. An addition or accessory structure needs footing and final inspections. Foundation or under-slab, rough-in, insulation and drywall inspections may be added. The Building Division, Fire Marshal, Zoning or the inspector can require others based on a project's conditions.
Local guide · Westfield
Westfield's LB-H Local Business / Historical District is meant to serve local business in the City's central business district. Its stated purpose includes the preservation, restoration and adaptive use of historic buildings and properties there.
In LB-H, exterior changes to porches, overhangs, chimneys and room additions must fit the design of the original building or similar buildings. Wood and white or earth-tone colors are to be used where possible. New homes in the district must use designs and materials in keeping with existing structures. Changes to existing buildings must suit the period they were built in, with an emphasis on wood exteriors. New buildings and substantial alterations need development plan review. That includes restoration or rehabilitation.
Local guide · Westfield
Westfield has about 22,000 housing units, per Census Bureau survey estimates for 2020-2024. Nearly three in four were built in 2000 or later. About 2,800 were built in 2020 or later. Fewer than one in ten were built before 1980. Single-unit detached structures hold about 78 percent of the city's housing units.
Some of those older units predate 1978. If your home does, we would coordinate and provide appropriate EPA services in that instance.
1874 Design Studio projectLocal guide · Westfield
Westfield's Floodplain Overlay District covers every Special Flood Hazard Area and known flood-prone area in the ordinance's jurisdiction. No building there may be located, extended, converted or structurally altered without full compliance. The ordinance treats land with a 1 percent or greater chance of flooding in any given year as Special Flood Hazard Area. That takes in FEMA Zones A, AE, AH, AO, A1-30, A99 and VE. It also takes in land shown as flood prone by Indiana DNR's Best Available Flood Layer. Historical high-water marks, earlier flood areas and flood-prone soils beside a watercourse count too.
As of September 30, 2026, FEMA's Flood Map Service Center listed Westfield's effective flood map panels as dated November 19, 2014. It listed the flood study report as dated October 18, 2019. It also listed six map revisions made since the panels took effect, and one more set to take effect October 6, 2026.
Inside the hazard area, the Flood Protection Grade is the base flood elevation plus two feet. In Zones A and AE, a new home or a substantially improved one needs its lowest floor at or above that grade. The basement counts as part of the lowest floor. Work is a substantial improvement when its cost equals or exceeds half the building's market value before construction begins. The term also takes in buildings with repetitive loss or substantial damage, as the ordinance defines those terms. It leaves out work that corrects existing health, sanitary or safety code violations. The Floodplain Administrator is the Community Development Director or a designee. For work on existing buildings, the Administrator documents the building's market value before the improvement. The Administrator then compares the project cost with that value.
In a 2024 order, the Indiana Utility Regulatory Commission describes Citizens Water of Westfield as providing water service in and around the city. The company bought the water utility the City used to own. That purchase came under a Commission order issued November 25, 2013. A 2017 Commission order describes Citizens Wastewater of Westfield as providing sewer service in and around the city. It bought the City's former wastewater utility under that same 2013 order. Westfield's ordinance says every public water supply in its jurisdiction depends entirely on groundwater. It sets a Wellhead Protection overlay around public supply wells. Homes connected to municipal sanitary and storm sewers are exempt from that overlay.
The Hamilton County Health Department regulates septic systems, including installation, permits, inspections and repairs. It also issues the permits every well drilled or repaired in the county must have. For new construction, Westfield's permit checklist asks for a septic and well permit. The permit comes from the applicable agency, such as the county Health Department. Proof of connection to a state-approved private utility can take the place of those permits.
Services
In Westfield we remodel kitchens, bathrooms, basements, laundry rooms, mudrooms and home offices. We also take on whole-home renovations and home additions. A project that needs a permit follows the City process described above.
We take on structural changes as part of a home remodel, not as standalone jobs.
Built-in and fireplace remodels are part of our work too. They include gas inserts, surrounds, mantels, chimney work, millwork and flanking built-ins. When a permitted build includes a fireplace, Westfield's rough-in checklist expects it to be installed by that inspection. Custom on-your-lot new construction from our own plans is also part of our work. For a new home, Westfield's permit packet lists nine required inspections. They include footing, foundation, rough-in, drywall and final building inspections. Public Works also checks erosion, the sump and the sidewalk. An approved final inspection must come before the City issues a Certificate of Occupancy. It must also come before the homeowner moves in.
A Westfield kitchen remodel can include a butler's pantry, a coffee bar or a pantry wall. Cabinetry options include WW Wood Products, in its Shiloh, Eclipse and Aspect lines. Countertop brands include MSI, Cambria and Cosentino. The City's Residential Permit Guide lists cabinet replacement and countertops as work that needs no permit, though it says requirements may vary with project scope and location. The ordinance's permit wording is broader, as the permit section above explains. Changes to a home's structure or size fall on the permit side.
Bathroom remodels include tub-to-shower conversions and zero-entry showers. They also include accessibility and aging-in-place planning. When a permitted Westfield project has a rough-in inspection, the checklist looks at notching, bracing and framing support. It also looks for stud guards or straps on the top plates of exterior or load-bearing walls drilled more than 25 percent. Insulation has to wait for that inspection. If it goes in early, it must come out for a re-inspection.
In Westfield's flood hazard area, some additions and improvements must be protected from flood damage below the Flood Protection Grade. This applies when the cost is 50 percent or more of the existing structure's value, not counting the land. The ordinance lists other cases too, such as a building that has had an earlier addition or improvement since the first floodplain rules. An addition or improvement project that is continuous in scope or time counts as one project for permitting. So phased work that is continuous in scope or time is added together.
Basement projects are complete finishes or remodels. Egress and a bathroom are typical parts of one. We also remodel laundry rooms, mudrooms and home offices. Westfield's residential FAQ says finishing a basement needs no building permit. The permit section above sets that beside the ordinance's wording. Flood Zones A and AE add a rule for new construction and substantial improvements. There, fully enclosed space below the Flood Protection Grade must be designed without finished living space. It must also let floodwater flow in and out on its own.
Additions can go inside or out. They include a primary suite, a family room, an in-law suite, a bump-out, a second story or a garage. Westfield's Residential Addition permit covers new square footage under roof. A detached garage comes under the Residential Accessory permit. Setbacks depend on the lot's zoning district, and adopted PUD districts set their own standards. As examples, the ordinance's SF3 district sets minimums of 20 feet in front, 10 feet at each side and 30 feet at the rear. A subdivision lot in SF2 needs 30, 12 and 30 feet.
At a foundation or under-slab inspection on a permitted project, basement waterproofing, perimeter drains and slab plumbing must already be in. The inspector checks the sump pit location and grading. Backfill waits until the inspection is approved.
Working with us
Our studio is in Muncie, about 50 miles by road from the Census Bureau's reference point for Westfield. We provide your design, the structural engineer and any building permits your project needs.
Our design work includes measurements, one to three design concepts, 3D renderings, curated selections and an all-inclusive total cost. If your project needs zoning review or HOA approval, we help prepare those materials.
Most clients stay in their homes during a remodel. We protect the work site, run air scrubbers and clean up every day. Westfield requires the permit card to be posted in a front window, visible from outside. A missing card means a failed inspection.
Installation work carries a one-year workmanship warranty, and the products you select carry their manufacturers' warranties. To talk through your Westfield project, call the studio at (765) 288-1874.

Measurements, collaborative concepts and 3D renderings give shape to your ideas.
Explore material selections, including name brands and boutique lines, with guidance on finishes.
Review the project details and proposed total cost.
Design, project management and trade professionals come together for the build.
1874 Design Studio also works with homeowners in these communities.
All service areasThe City of Westfield's Building Division reviews permit applications and inspections for homes. Its reviews test compliance with State of Indiana codes and local requirements. Not sure a project needs a permit? The City asks you to contact the Building Division before work begins.
The Building Division's residential FAQ says it does not. Westfield's ordinance, though, requires a permit before any building is altered or improved. The City's permit guide lists basement finishing as work that needs no permit, but puts changes to a home's structure or size on the permit side. A home in a flood hazard area can also come under Westfield's floodplain rules. The City asks homeowners who are unsure to contact the Building Division first.
Yes, if it is in Washington Township and not within another city or town. Westfield's ordinance covers the whole township along with the city. The only areas left out are those incorporated into another city or town. Hamilton County has nine planning jurisdictions. Confirming which one covers your property is a sensible first step.
The LB-H Local Business / Historical District is meant to serve local business in Westfield's central business district. Exterior changes to porches, overhangs, chimneys and room additions there must fit the design of the original building or similar buildings. The ordinance favors wood and white or earth-tone colors where possible. Changes to existing buildings must suit the period they were built in. New buildings or substantial alterations need development plan review.
They apply to a home in Westfield's Special Flood Hazard Area or a known flood-prone area. The City's definition reaches beyond FEMA's zones to state flood layers, past high water and flood-prone soils along a watercourse. In Zone A or AE, a new home or a substantial improvement needs its lowest floor at or above base flood elevation plus two feet. That includes a basement. A substantial improvement is work costing 50 percent or more of the building's market value before construction. It also covers buildings with repetitive loss or substantial damage as the ordinance defines them. It excludes fixes for existing health, sanitary or safety code violations. An addition or improvement project that is continuous in scope or time counts as one project for permitting.
Citizens Water of Westfield serves customers in and around the city, per a 2024 Indiana Utility Regulatory Commission order. Citizens Wastewater of Westfield does the same for sewer, per a 2017 Commission order. The Hamilton County Health Department regulates septic systems and issues well permits. For a new home, the City's checklist asks for septic and well permits. Proof of connection to a state-approved private utility is the other option.
About 50 miles by road, measured from our Muncie studio to the Census Bureau's internal point for Westfield. The trip to a specific address will be longer or shorter.
Yes, as part of your remodel. Our design work covers measurements, one to three design concepts, 3D renderings, curated selections and an all-inclusive total cost. Through construction, our trusted trade professionals work alongside our design and project management teams.

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(765) 288-1874420 S Ohio Ave, Suite 1874