Cost to Build a House in Central Florida by County (2026)

Building a house in Central Florida costs about the same per square foot whether you build in Lake County or Seminole County. Labor and materials are priced regionally, not county by county. What changes a lot from one county to the next is everything around the house: impact fees, water and sewer hookups or a well and septic system, permits, and the lot itself. Those can add anywhere from under $10,000 to nearly $50,000 before the lot is even bought, and that’s the part this guide breaks down.

Short version: A typical 2,000-square-foot new home costs roughly $294,000 to $310,000 to build in the South Atlantic region, based on 2024 data and not counting the lot. On top of that, county impact fees and county water and sewer connections add about $9,800 in Brevard (impact fees alone), $12,600 in Seminole, $17,600 in Lake, $18,700 in Volusia, $27,200 in Polk, $32,700 in Orange, and $47,700 in Osceola. City utilities, a well and septic system instead of sewer, permit fees, site work, and the lot itself come on top of those.

The house itself: about $147 to $155 per square foot

There’s no official construction cost data by county. The best regional numbers come from the National Association of Home Builders’ analysis of Census data. For 2024, the median construction cost per square foot in the South Atlantic region, which includes Florida, was about $147 for homes built to sell and $155 for custom homes. Those figures don’t include the lot. For a 2,000-square-foot home, that’s roughly $294,000 to $310,000.

Nationally, NAHB’s 2024 Cost of Constructing a Home survey put average construction cost at a record $162 per square foot, about $428,000 for an average home of 2,647 square feet. The size of the home, the finishes, the roof, and Florida’s wind-resistance requirements all move that number. The hurricane code and wind zones guide covers the wind standards. For comparison, the median new single-family home in the U.S. was 2,194 square feet in 2025.

What a builder’s price includes. If you’re comparing buying a new home from a builder with building on your own lot, NAHB’s survey shows how a builder’s sales price breaks down:

Construction: 64.4%
Finished lot: 13.7%
Builder profit: 11.0%
Overhead, commissions, financing, and marketing: the rest

Building yourself doesn’t automatically save the profit and overhead, since you or your contractor take on that work and risk, but it shows where the money goes.

What each county adds

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A 2,000 sq ft single-family home in an unincorporated area, as of October 2026. Construction at $147–$155 per sq ft (South Atlantic region, 2024). Excludes the lot, site work, permits, and city fees.
County	Impact fees	County water/sewer	County add-ons	With construction
Osceola	$37,718	$9,943 (Toho)	$47,661	$342k–$358k
Orange	$24,663	$8,060	$32,723	$327k–$343k
Polk	$18,027	$9,207	$27,234	$321k–$337k
Volusia	$14,181	about $4,540–$4,765	about $18,700	$313k–$329k
Lake	$17,564	City utilities	$17,564 + utility	$312k–$328k + utility
Seminole	$12,606	Varies by provider	$12,606 + utility	$307k–$323k + utility
Brevard	$9,838	Mostly city utilities	$9,838 + utility	$304k–$320k + utility

Impact fees: Orange suburban district, Polk Zone A (rising to $20,112 on Jan. 1, 2027), Lake South and Northeast/Wekiva districts, Seminole suburban district. Homes on a well and septic system skip water and sewer fees but pay for the well and septic system instead.

Impact fees are the biggest county-to-county difference. They’re one-time charges for roads, schools, parks, and public safety, paid when the building permit is issued. Osceola charges a flat $37,718 per single-family home no matter the size, while Brevard’s schedule, unchanged since 2017, comes to about $9,800. The impact fees by county guide breaks down every category, the city fees that can replace or add to them, and the upcoming increases in Polk, Orange, and Brevard.

Water and sewer connection fees apply when the lot is on a public utility. Where the county or a regional authority runs the utility:

Orange County Utilities: $8,060 ($2,790 water plus $5,270 wastewater)
Polk County Utilities: $9,207, rising to $11,449 on January 1, 2027
Toho Water Authority in Osceola: $9,943 for a standard meter, with new rates starting January 1, 2027
Volusia County utilities: about $4,540 to $4,765 under its 2022 schedule, the most recent one posted
City utilities set their own fees. In Melbourne, for example, water and sewer come to $7,270. Lake County, Seminole, and Brevard are served mostly by city utilities, so check with the utility that serves the lot.

No sewer? Septic and wells

Many rural and semi-rural lots in Central Florida don’t have public water or sewer, so the house needs a septic system, a private well, or both.

Septic permits come from the county health department in all seven counties. State law caps the fees, and they’re small next to the system itself. In Seminole County, for example, a new septic system permit costs $425, plus fees for the soil evaluation and plan review.

Nitrogen-reducing systems are the big cost. Inside state springs cleanup areas like the Wekiva basin in Orange, Seminole, and Lake counties, a new home on a lot of one acre or less without sewer must use an enhanced system that removes at least 65% of nitrogen. UF/IFAS says an in-ground nitrogen-reducing biofilter “may cost $10,000 or more.” Grant programs like Orange County’s help existing homes upgrade, not new construction. The septic and sewer guide covers the rules.

Well permits are inexpensive. In the St. Johns River district, county health departments handle them; Seminole’s well permit is $135. In Polk, the Southwest Florida Water Management District issues them for $50 to $100. Drilling the well and installing the pump cost far more and depend on depth and water quality; get quotes from licensed well contractors. The well and water line permits guide covers the process.

Permit fees

Building permit fees are usually based on the home’s value. Orange County, for example, charges $26 for the first $1,000 of valuation and $4 for each additional $1,000, using its own minimum value per square foot when the contract value is lower. A state surcharge of 2.5% applies to building, electrical, plumbing, mechanical, roof, and gas permits. For a typical home, the building permit itself runs around $1,000, with separate trade permits on top. Other counties and cities set their own schedules. The building permits guide explains the process.

The lot and site work

There’s no official data on lot prices by county, so this guide doesn’t put a number on them. Nationally, NAHB’s survey put the average finished lot at about $91,000, but Central Florida lots range from a few thousand dollars for a rural parcel to six figures near the coast or in desirable school zones. To see what lots actually sell for, look up recent vacant land sales near your target area on the county property appraiser’s website.

Site work varies just as much:

Clearing and grading the lot.
Fill dirt on low lots, common in parts of Osceola and anywhere near wetlands.
Soil testing on reclaimed phosphate land in Polk.
Driveway and utility runs from the road.

A cheap lot with no road access, poor drainage, or no utilities can end up costing more than a pricier lot that’s ready to build. The buildable lot checklist, buying vacant land guide, and zoning guide cover what to check before you buy.

Building vs. buying

Building lets you choose the lot, the layout, and the finishes, but it takes longer and carries more risk: cost overruns, construction loans, and months of rent or a second mortgage while you wait. In a planned community, the builder handles the fees and site work, but the price includes their profit, and many of those communities carry CDD assessments. The new construction buyer mistakes article and CDD fee calculator cover that route. To compare with buying an existing home, the cost to buy by county guide works out the median home in each county. The county guides for Orange, Seminole, Osceola, Lake, Polk, Volusia, and Brevard cover each county’s rules.

Frequently Asked Questions

For 2024, the median construction cost in the South Atlantic region, which includes Florida, was about $147 per square foot for homes built to sell and $155 for custom homes, not counting the lot. Size, finishes, and wind requirements all move the number.

Osceola, mainly because of its impact fees: $37,718 for a single-family home, plus about $9,943 for a Toho Water Authority connection. Brevard has the lowest county impact fees, about $9,800.

It depends on the utility. Orange County Utilities charges $8,060, Polk County Utilities $9,207 (rising to $11,449 in January 2027), Toho Water Authority in Osceola $9,943, and the City of Melbourne $7,270. Check with the utility that serves the lot.

County health departments charge permit fees within limits set by state law. In Seminole County, for example, a new septic system permit is $425. The system itself costs much more, and nitrogen-reducing systems required in springs cleanup areas may cost $10,000 or more, according to UF/IFAS.

It depends on the lot and the county. Construction alone for a 2,000-square-foot home runs about $294,000 to $310,000, before the lot, fees, and site work, while median existing homes sold for about $318,000 in Polk to about $428,000 in Orange in mid-2026. Building gives you control but takes longer and carries more risk.

In NAHB’s 2024 survey, builder profit averaged 11% of the sales price. Construction was 64.4%, the finished lot 13.7%, and overhead, sales commissions, financing, and marketing made up the rest.

Sources

This article is for general informational purposes only and isn’t financial, legal, insurance, or tax advice – for guidance specific to your situation, talk to a licensed professional.

What It Costs to Build a House in Central Florida, County by County