New Hampshire
Custom Home Builders Builders Risk Insurance
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Building a custom home in New Hampshire is a significant financial commitment, and the construction phase is often the most vulnerable period for that investment. A framing crew walks off a half-finished colonial in Wolfeboro, a nor'easter dumps two feet of snow on an exposed roof deck in Franconia, or a delivery truck carrying $40,000 in custom cabinetry gets into an accident on Route 93. These are real scenarios that builders risk insurance is designed to address, and the specifics matter enormously depending on where and what you're building in the Granite State. With New Hampshire's median single-family home price hitting a
record $535,000 in 2025, custom builds routinely exceed $1.5 million, and the stakes of going without proper coverage are too high to ignore. This guide breaks down the specialized coverage, carrier preferences, and claims realities that NH custom home builders need to understand.
The Essential Role of Builders Risk for NH Custom Home Construction
Protecting High-Value Assets in the Granite State
New Hampshire's construction market is booming. The state issued permits for 5,822 housing units in 2024, the highest annual total since 2005, and a significant share of those permits are for custom homes in desirable communities like Hanover, Meredith, and Rye. Custom projects involve expensive materials, specialized labor, and extended timelines, all of which create exposure that a general liability policy simply doesn't cover.
Builders risk insurance protects the structure under construction, along with materials and equipment on-site, from covered perils like fire, wind, theft, and vandalism. For a custom home valued at $2 million, the premium typically runs between 1% and 5% of total construction value, meaning you might pay $20,000 to $100,000 depending on the risk profile. That range is wide for a reason: location, construction type, project duration, and the builder's claims history all influence the final number.
The real danger isn't the premium cost. It's the gap between what builders think is covered and what actually is. A standard homeowner's policy won't protect a structure that doesn't exist yet, and a contractor's general liability policy covers third-party injuries, not damage to the project itself.
Key Differences Between Standard and Specialized NH Policies
A basic builders risk policy might cover fire and named windstorm, but a specialized policy for custom home construction goes much further. Standard policies often exclude flood, earthquake, and certain water damage, which is a problem if you're building near Lake Winnipesaukee or along the Seacoast.
Specialized policies for high-value custom homes typically include broader named-peril or even open-peril coverage, higher sub-limits for installed fixtures and finishes, and extensions for landscaping and hardscaping that are part of the project scope. They may also include coverage for green building upgrades, which matters as more NH custom homes incorporate energy-efficient systems.
| Feature | Standard Builders Risk | Specialized Custom Home Policy |
|---|---|---|
| Coverage Trigger | Named perils only | Open peril ($100,000+ or full value) |
| Materials Limit | $25,000-$50,000 | $100,000+ or full value |
| Soft Cost Coverage | Not included | Available as endorsement |
| Flood/Water Damage | Excluded | Available with endorsement |
| Project Duration | 6-12 months | 12-24 months with extensions |
| Green Building Upgrade | Not included | Often included |
An agency like Avery Insurance, which has spent over 125 years working with New Hampshire families and businesses, understands these distinctions because they've seen what happens when a policy falls short during a claim.
By: Tod O’Dowd, CIC, CAPI
President of Avery Insurance Agency
Regional Risk Factors: Coastal, Mountain, and Lakes Region Exposure
Carriers don't view New Hampshire as a single risk territory. They break it down by region, and their appetite varies dramatically. A custom build in Portsmouth's historic district presents different challenges than one on a mountainside in Jackson.
Coastal exposure along the Seacoast drives up wind and flood concerns. Carriers may require separate flood policies or impose higher wind deductibles for projects within a few miles of the ocean. Mountain region builds face access issues: if a fire truck can't reach the site within a reasonable response time, some carriers will decline the risk entirely or impose significant surcharges.
The Lakes Region sits in between, with water exposure from lakefront construction and seasonal access limitations. Carriers pay close attention to the distance from the nearest fire station and whether the municipality has a professional or volunteer department. A custom home on an island in Lake Sunapee, for example, may have very limited carrier options.
Underwriting Preferences for Custom Home vs. Spec Projects
Carriers generally prefer custom homes over speculative builds because a custom project has a committed buyer and a defined completion timeline. Spec homes carry the added risk that the builder might run into financial trouble and abandon the project, leaving the carrier holding exposure on a half-finished structure.
That said, underwriters want to see certain things from custom home builders: a solid track record with at least three to five years of experience, clean loss history, a defined construction schedule, and a general contractor agreement that clearly outlines responsibilities. Builders who can demonstrate strong subcontractor vetting practices and require certificates of insurance from every sub will find more carriers willing to write their projects.
The U.S. builders risk market is projected to reach $8.75 billion by 2033, which means more capacity is entering the space. For NH builders, that translates to more options, but only if you know where to look and how to present your risk.
Critical Coverage Components for Custom Projects
Soft Costs and Delay in Completion Extensions
Here's a scenario most builders don't think about until it's too late: a fire damages the framing of a $1.8 million custom home in Bedford. The hard costs to rebuild the damaged portion are $200,000. But the project is now delayed by four months, and the homeowner is paying $3,500 a month for temporary housing, $1,200 a month in additional loan interest, and the builder is absorbing extended general conditions costs.
Soft cost coverage picks up these indirect expenses. Without it, the builder and homeowner are left arguing over who absorbs the financial hit from the delay. For custom homes with long construction timelines, this endorsement is essential, not optional.
Coverage for Materials in Transit and Off-Site Storage
Custom homes involve specialty materials: hand-hewn timber beams from Vermont, imported stone from Europe, custom millwork fabricated off-site. A standard builders risk policy may limit coverage for materials in transit to $25,000 or exclude off-site storage entirely.
For a project where the kitchen alone might include $60,000 in custom cabinetry stored at a fabricator's shop, that gap is significant. Make sure your policy includes adequate sub-limits for materials in transit and at temporary storage locations. The New Hampshire Insurance Department has issued guidance reminding homeowners to request proof of insurance and review it carefully, since standard policies may exclude or limit coverage for contractor-related damage. This advice applies equally to verifying that builders risk coverage extends beyond the job site.
Ordinance or Law and Debris Removal Provisions
If a partially completed structure suffers a major loss, local building codes may require upgrades that weren't part of the original plan. Ordinance or law coverage pays for the increased cost of complying with current codes during reconstruction. In New Hampshire, where municipalities are adopting updated energy codes, this can add 10% to 15% to rebuild costs.
Debris removal is another often-overlooked component. Clearing a fire-damaged or storm-damaged construction site isn't cheap, especially in areas with limited access. A $10,000 debris removal sub-limit won't go far when you're hauling damaged materials off a hillside lot in Sunapee.
Managing Claims and Mitigating NH Weather Risks
Winter Weather Considerations: Ice Damming and Snow Load Claims
New Hampshire winters are brutal on construction sites. The most common cold-weather claims involve snow load damage to partially completed roofs and ice damming that forces water into wall cavities and insulation. A roof system that isn't fully closed in before December is a ticking clock.
Builders working through winter should install temporary heating systems, ensure proper drainage, and monitor snow accumulation on exposed structural elements. Some carriers will require a winter protection plan as a condition of coverage for projects that extend past November. Ignoring this requirement can void coverage entirely if a winter-related loss occurs.
Small business customers pay an average of about $1,259 annually for builders risk insurance, but that figure reflects smaller projects. Custom home builders in NH should expect significantly higher premiums, and winter exposure is a major factor in that calculation.
Best Practices for Documentation and Loss Reporting
When a loss happens, the quality of your documentation determines the outcome of your claim. Take dated photos of the site weekly, keep all material receipts organized, and maintain a daily construction log. If a theft occurs, file a police report immediately and notify your carrier within 24 hours.
One mistake I've seen repeatedly: builders wait days or even weeks to report a loss, hoping to handle it themselves. This almost always backfires. Carriers have strict reporting requirements, and late notification can result in a reduced payout or outright denial. The consultative approach that agencies like Avery Insurance take helps builders understand these obligations before a loss happens, not after.
Strategic Risk Management for Long-Term Profitability
Builders risk coverage for New Hampshire custom home projects isn't a commodity product you shop by price alone. The right policy accounts for regional exposure, project-specific materials, seasonal construction risks, and the financial consequences of delay. Getting this wrong doesn't just cost money on a single claim: it can threaten a builder's reputation and financial stability.
Work with an insurance advisor who understands NH's unique construction environment and can match your project profile with carriers that actually want to write custom home risks in your region. Review your coverage at key milestones during construction, not just at inception. And build documentation habits into your workflow from day one.
The builders who thrive long-term are the ones who treat risk management as part of their business model, not an afterthought they deal with when something goes wrong.
Frequently Asked Questions
Who is responsible for purchasing builders risk insurance on a custom home project? It depends on the contract. Either the homeowner or the general contractor can purchase the policy, but the contract should specify who carries the obligation. Both parties should be named insureds.
Does builders risk insurance cover subcontractor theft? Most policies cover theft of materials from the job site, but employee theft by subcontractors may be excluded. Check your policy's theft provisions and require subs to carry their own coverage.
How long does a builders risk policy last? Policies are typically written for 6 to 12 months, with extensions available. Custom homes with longer timelines should negotiate extension options upfront to avoid gaps.
Can I get builders risk coverage for a renovation or addition? Yes, but the coverage structure differs. Renovation projects need to clearly distinguish between existing structure value and new construction value, and the existing structure should remain on the homeowner's policy.
What happens to the policy when construction is finished?
The builders risk policy terminates when the home is occupied or the policy period expires, whichever comes first. You'll need to transition to a permanent homeowner's policy before move-in day.
ABOUT THE AUTHOR:
Tod O’Dowd, CIC, CAPI
I'm the President of Avery Insurance Agency, a family-owned independent agency serving individuals and businesses across New England and in 40+ states. With a hands-on, consultative approach to personal and commercial risk, I help clients — from high-net-worth homeowners and contractors to restaurant owners and property managers — find the right coverage without the guesswork of working with a single-carrier agent.
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What does it mean that Avery is an independent insurance agency?
An independent agency like Avery is not tied to any single insurance company. We represent multiple top-rated carriers, which means we can shop the market on your behalf and recommend the coverage that truly fits your needs — not the one that benefits any single insurer.
This independence gives you access to more options and unbiased advice. Our advisors are compensated to serve your interests, not to push a specific product. That is a significant advantage over captive agents who can only offer one carrier’s policies.
How much does it cost to work with an Avery advisor?
There is no direct cost to you for working with an Avery advisor. Independent agents are compensated through commissions paid by the insurance carriers when a policy is placed. You receive expert guidance, market comparisons, and ongoing service at no extra charge.
In fact, many clients find that working with Avery saves them money. Our advisors know how to identify the right coverage levels so you are not paying for protection you do not need, and you are not left exposed where you do.
Does Avery help with claims?
Yes — and this is one of the most important things that sets Avery apart. When you have a claim, our in-house claims advisors go to work for you. We guide you through the process, communicate with the insurance company, and advocate for a fair and timely outcome.
Several of our team members hold professional claims designations, including AIC and AINS. We do not just help you file paperwork — we actively represent your interests to make sure you receive the full benefit your policy provides.
Where in New Hampshire does Avery provide coverage?
Avery serves clients throughout the state of New Hampshire from our offices in Wolfeboro and Portsmouth. Whether you live in the Lakes Region, the Seacoast, the White Mountains, or the Merrimack Valley, an Avery advisor is ready to help you find the right coverage.
Our advisors understand the specific risks that come with living and doing business in New Hampshire — from harsh winter weather to seasonal watercraft exposure. We apply that local knowledge to every coverage recommendation we make.
How does Avery handle high-value homes and assets?
Avery offers a dedicated Premier Client Services program for clients with homes valued over .5 million, significant investment portfolios, fine art collections, jewelry, yachts, and other complex assets. This program pairs you with a specialist who understands the unique risks of high-net-worth households.
Through carriers that specialize in high-value personal lines, we provide guaranteed replacement cost coverage, agreed value policies, and comprehensive risk management strategies. Your advisor will conduct a detailed review of your full asset portfolio to make sure nothing is overlooked or underinsured.
How often should I review my insurance coverage?
Avery recommends a full coverage review at least once a year. Major life events — buying a home, starting a business, adding a vehicle, getting married, or making significant home improvements — are all good triggers for an immediate review outside your annual cycle.
Insurance needs change over time, and policies that were right for you a few years ago may leave gaps today. Avery advisors proactively reach out to clients for annual reviews and keep up with changes in the insurance market that could affect your coverage or premium. Our goal is to make sure you are always protected and never paying for coverage that no longer fits.
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