Roughly two out of three American homeowners under-claim on their insurance after a major loss, according to repeated studies by the Insurance Information Institute and Marshall & Swift/Boeckh. The gap is not usually dishonesty — it is amnesia. After a fire, flood, or burglary, claimants are asked to list every possession they lost, with model numbers, purchase dates, and replacement costs, from memory, while displaced from their home and grieving. Most people simply cannot. They forget the contents of drawers, the contents of closets, the $1,800 laptop they bought 14 months ago. A home inventory, done before the loss, is the difference between a payout that rebuilds your life and one that leaves you tens of thousands of dollars short.
The video walkthrough: your first line of evidence
The most efficient documentation method is a slow, narrated video walkthrough of every room in your home. Open every drawer, every closet, every cabinet. Pan across shelves slowly enough that an adjuster could pause the video and read a brand name. State what you are looking at as you go: "Master bedroom closet, north wall — men's suits, roughly 12, mostly Brooks Brothers and Suit Supply, purchased between 2018 and 2024." The narration forces you to notice things you would otherwise forget, and the audio track is admissible as evidence in disputes.
Shoot in 4K if your phone supports it, but do not obsess over resolution — a steady 1080p video with clear audio beats a shaky 4K clip. Use the native camera app rather than a social media filter, so metadata is preserved. Walk through the home in the same direction every time you update, so future-you can compare year-over-year. The whole process should take 45 to 90 minutes for a typical 2,000-square-foot home.
Store the raw video somewhere other than the home. A house fire that destroys your laptop also destroys the inventory on it. Cloud storage (Google Drive, iCloud, Dropbox) is the obvious choice; a USB drive in a safe deposit box is a fine backup. The key property is that the inventory must survive the same disaster that destroys the contents it documents.
The photo layer: stills for everything above $200
Video is great for breadth, but photos are better for detail. For any item worth more than $200 — a television, a piece of furniture, a kitchen appliance — take three photographs: a wide shot showing the item in context, a close-up of the item itself, and a close-up of the manufacturer's label, model number, and serial number. The serial number is the single most important data point; it lets the adjuster verify the exact model and pull the exact replacement cost.
For clothing, do not photograph every shirt. Instead, group similar items and shoot a representative sample: "Men's dress shirts, approximately 15, Brooks Brothers, Charles Tyrwhitt, average retail $90." Adjusters will accept reasonable estimates backed by a few photos more readily than a long list of unverified items.
For collections — books, vinyl, tools, kitchenware — photograph the spines or the rack so the count and approximate value can be inferred. A photo of a fully stocked bookshelf showing 180 books will support a $3,600 claim at $20 per book average far better than a typed list with no evidence.
The spreadsheet: where the actual money lives
The video and photos are evidence; the spreadsheet is the claim. Build it in Google Sheets or Excel, with one row per item, and include these columns: room, item description, manufacturer, model number, serial number, purchase date, purchase price, replacement cost, and a link to the photo. Sort by room so you can hand an adjuster a printout organized the way they will walk through your home.
Replacement cost is the number that matters. It is what it would cost to buy the same or equivalent item new today, not what you paid for it. A laptop you bought in 2019 for $1,400 may have a replacement cost of $1,800 today; a television you bought in 2017 for $700 may have a replacement cost of $400, because equivalent new televisions are cheaper now. Use the "shop for a similar item" approach: pick the closest current model and use its retail price.
The total of that replacement cost column is the number your personal property coverage needs to match. If your homeowners or renters policy covers personal property up to $50,000 and your inventory totals $78,000, you are underinsured by $28,000 — and discovering this after a loss is too late. Most policies can be adjusted upward for a modest premium increase; do this before you need it.
Receipts, appraisals, and the high-value item trap
For items above roughly $1,500 in value, photos and a spreadsheet row are not enough. Most insurance carriers require proof of ownership for any single item claimed above a threshold that varies by policy but typically lands between $1,000 and $2,500. Acceptable proof includes the original receipt, a credit card statement showing the purchase, an appraisal, or a photograph of the item clearly in your home.
Jewelry, art, antiques, firearms, and musical instruments above $2,500 generally need to be "scheduled" — listed individually on the policy with their own coverage limit, often with an appraisal requirement. Scheduling costs extra premium, but it broadens coverage (often removing the theft deductible and covering mysterious disappearance) and removes the per-item cap that would otherwise limit your payout. A $9,000 engagement ring on a standard policy is subject to the jewelry sublimit, typically $1,500 to $2,500; the same ring scheduled at its appraised value pays out in full.
Get appraisals refreshed every three to five years for jewelry and art. Gold prices, in particular, can swing dramatically; a $5,000 appraisal from 2018 may understate replacement cost by 40 percent in 2026. Keep appraisal PDFs in the same cloud folder as the inventory video.
Replacement cost vs. actual cash value
This is the single most important policy distinction in any home inventory discussion. Actual Cash Value (ACV) coverage pays replacement cost minus depreciation. Replacement Cost Value (RCV) coverage pays the full replacement cost, up to the policy limit. The difference is enormous.
A 10-year-old sofa you paid $2,000 for might have an ACV of $400 (heavy depreciation on upholstered furniture) but an RCV of $2,200 (what a similar new sofa costs today). On a total loss with $40,000 of contents, an ACV policy might pay $18,000 while an RCV policy pays the full $40,000. The premium difference between ACV and RCV is typically 10 to 15 percent — almost always worth it for contents coverage.
RCV policies usually pay in two checks: first the ACV amount, then the remaining balance once you actually replace the item and submit the receipt. This structure exists to prevent claimants from pocketing the full RCV and not replacing the item. Keep receipts for everything you replace after a loss; without them, you forfeit the recoverable depreciation.
The annual update ritual
An inventory is a living document. Set a recurring calendar reminder for January 2 of each year — a quiet week, post-holidays, pre-tax season — to walk through the home with the phone and update the spreadsheet. Add anything new above $200 since the last update. Remove anything you sold or donated. Refresh replacement costs on big-ticket items using current retail prices. The whole process should take 30 to 45 minutes if the prior year's inventory was thorough.
Major life events also trigger updates: a wedding (new rings, gifts), a renovation (new furniture, new appliances), a child going to college (dorm contents often covered under parents' policy up to 10 percent of personal property limit), an inheritance, a major purchase. Update within 30 days of any of these, not at the next annual cycle.
The hardest part of building a home inventory is starting. The second-hardest part is finishing. The good news is that the first pass — even a sloppy one — captures 70 to 80 percent of the value in most homes, because value concentrates in big items. The 200 small items in your kitchen drawers matter less than the refrigerator, the range, and the dishwasher. Start with the high-value rooms (kitchen, living room, master bedroom, home office), document the big items thoroughly, and fill in the small stuff over time. An imperfect inventory beats no inventory every time — and at claim time, the difference can be a five-figure payout.