Married Infidelity Investigations in Idaho

01Idaho divorce law

Why Evidence of an Affair Still Matters in an Idaho Divorce

Idaho lets a spouse file on several grounds. Idaho Code § 32-603 lists adultery alongside extreme cruelty, wilful desertion and irreconcilable differences, and most couples proceed on the no-fault ground. That does not make the affair irrelevant. Spousal maintenance under § 32-705 is decided with a list of factors that expressly includes the fault of either party, so proof of an affair can shape what support is awarded. Our attorney support desk works with Idaho family lawyers who need that evidence organized for a hearing.

Property is treated differently. Idaho is a community property state, and § 32-712 starts from a presumption of a substantially equal division of the community estate, with factors that do not include marital fault. Money is where the affair can still count. Under § 32-906, income earned during the marriage is community property, so gifts, rent or travel paid for another partner may raise questions your attorney will want answered. Our guide to hidden assets in an Idaho divorce explains how that spending is usually traced.

02The work

What an Idaho Infidelity Surveillance Record Shows

A useful record answers a narrow question: where the spouse went, who they met and how they behaved together in public. Our investigators begin at a known point, such as the workplace parking lot at quitting time, and follow at a lawful distance. Every stop is logged with a time, an address and photographs taken from a street, sidewalk or business open to the public. When the evening ends at lodging, our hotel and motel surveillance methods cover arrivals and departures without ever approaching a room.

The companion matters as much as the meeting. If a spouse repeatedly meets the same person, we can identify that person lawfully through public records, from a $102 basic check to a $300 deep-dive history run through our relationship background checks. The final report pairs the photographs with a plain narrative, notes any gap in coverage honestly and avoids guesswork about what happened behind closed doors. Counsel can then decide whether the facts justify more field surveillance across Idaho or whether the question is already answered.

• Times the spouse came and went at every stop
• Vehicles used and who drove
• Companions, with lawful identification if requested
• Public displays of affection, documented without commentary
• Time-stamped photographs from public vantage points

03Legal limits

Recording, Tracking and Trespass Rules Every Idaho Spouse Should Know

Suspicion pushes some spouses to act on their own, and Idaho law punishes several of the usual shortcuts. Under Idaho Code § 18-6702, intercepting a conversation you are not part of is generally a felony carrying up to five years, although a participant may record their own call because Idaho requires only one party's consent. Hiding a recorder in the family car to capture your spouse's calls with someone else is the kind of act the statute targets. Our Idaho recording law guide explains the line in plain terms.

Tracking is the second trap. Second-degree stalking under § 18-7906 includes maintaining surveillance on a person by electronic means, so a covert GPS device can turn a marital dispute into a criminal case. Delator does not place trackers on vehicles it has no right to, and our stalking investigations team sees the harm such devices cause. Our investigators also stay off private land: § 18-7008 makes remaining on property after being told to leave, or entering posted land, a trespass. The video voyeurism statute, § 18-6605, covers recording someone where they expect privacy. Read what an Idaho investigator may legally do before trying any of this yourself.

04Children

When the Affair Touches Custody and Parenting Time

An affair by itself rarely decides custody in Idaho. Courts apply the best-interest factors in Idaho Code § 32-717, including the child's adjustment to home, school and community, the need for continuity and stability, and domestic violence whether or not it happened in front of the child. Section 32-717B adds a presumption that joint custody serves the child, which reverses if a parent is a habitual perpetrator of domestic violence. These cases are usually heard in the magistrate division of the district court in your county.

What the affair can show is how a parent spends parenting time. If a spouse leaves young children with a new partner they barely know, skips school pickups or brings the children to overnight stays, those facts relate directly to the statutory factors. We document them carefully and keep children out of photographs wherever possible. Our guide to Idaho custody investigations explains what judges tend to weigh, and our Meridian family investigators handle many Ada County parenting files.

05Idaho geography

Two Time Zones, One North-South Highway and a Lot of Distance

Idaho is a hard state to follow someone across. The Panhandle and the Lewiston and Moscow area run on Pacific Time while the south keeps Mountain Time, so a spouse who says they left work at five may mean either. US-95 is the only road connecting the Panhandle with the rest of the state, and Boise to Coeur d'Alene is roughly 380 to 390 miles. We plan northern and southern coverage as separate operations, and our Coeur d'Alene infidelity investigators handle Kootenai County files directly.

The Treasure Valley is a different problem. Ada and Canyon counties together held about 821,000 people in the 2025 Census estimate, and traffic on I-84 between Boise, Meridian, Nampa and Caldwell makes a mobile follow harder at rush hour. In eastern Idaho, I-15 connects Pocatello, Blackfoot and Idaho Falls, and our Idaho Falls surveillance team covers Bonneville County. When a spouse crosses into Washington, Utah or another neighboring state, our out-of-state infidelity coordinators take over the planning.

06Choosing an investigator

Discretion in Small Towns and How to Vet an Investigator Without a State License

In a town of a few thousand people, a strange car parked on the same street two nights running gets noticed. We rotate vehicles, vary positions and sometimes recommend fewer, better-timed shifts rather than long stakeouts that risk exposure. Communication goes only to you or your attorney, through the channel you choose. If your spouse shares your phone plan or email, tell us at the first call so we never send anything they might see.

Idaho does not issue a statewide private investigator license, although some cities, such as Chubbuck and Coeur d'Alene, regulate investigators or detective agents locally, so current requirements should be confirmed for work inside city limits. That leaves vetting to you. Delator Group holds a Tennessee private investigation license and runs every Idaho spouse case to the same written standard. Our checklist for vetting an investigator lists the questions to ask any firm, and you can read about Delator's leadership before you call.

07Price

What Married Infidelity Investigations Cost in Idaho

Surveillance is billed at our standard $100 hourly investigative rate, the same rate we charge in Tennessee. Mileage and travel to rural counties are disclosed before work begins, never added afterward. Most assignments start with two or three shifts timed around the hours you are most worried about, which keeps the cost tied to the question rather than to open-ended watching. Every figure appears on the Idaho service pricing page.

Optional add-ons are priced separately: a $102 basic or $300 deep-dive background check on a companion, and asset research when spending is the real concern. We put the scope, the hours and the total in writing, and any added shift needs your approval first. If you want to understand how estimates are built before calling, our cost guide for hiring an Idaho investigator walks through typical surveillance budgets, or you can request a confidential consultation.

Services

Married Infidelity Services in Idaho

• Evening and weekend surveillanceCoverage timed to the hours your spouse is unaccounted for, documented with time-stamped photographs and a clear written narrative of each stop.Learn more
• Hotel and lodging documentationArrival and departure coverage at hotels, motels and resort lodging, recorded from public areas without approaching or photographing into any room.Learn more
• Companion identificationLawful public-records research on the person your spouse is meeting, from a $102 basic check to a $300 deep-dive background history.Learn more
• Affair spending and asset tracingResearch into community funds spent on another relationship, gifts, rentals or travel, organized so your attorney can raise it in the divorce.Learn more
• Coworker affair documentationObservation of off-site meetings connected to a spouse's job, handled discreetly without contacting the employer, coworkers or anyone else, and without entering any private workplace.Learn more
• Out-of-state travel coverageCoordinated surveillance when a business trip or weekend away takes your spouse to Spokane, Salt Lake City, Reno or farther.Learn more
• Custody-focused documentationRecords of how parenting time is actually spent, who supervises the children and whether routines change, aligned with Idaho's best-interest factors.Learn more
• Divorce paper serviceDelivery of the petition and summons through Delator Field Services, with logged attempts and a signed affidavit for the court file.Learn more
• Attorney case supportInvestigative planning, witness research and evidence organization for Idaho family law attorneys preparing a client's case for mediation, hearings or a contested trial.Learn more

How it works

How an Idaho Infidelity Investigation Works

1. 01

   Private consultation

   You tell us what you have noticed, your spouse's schedule and vehicles, and what you hope to learn. We are honest about what observation alone can prove in a marriage case.

2. 02

   Written plan and price

   We recommend the shifts most likely to answer your question, then confirm the hours, travel and total price in writing before any investigator is assigned to your case.

3. 03

   Discreet field coverage

   Investigators document movements and meetings from public places, rotate vehicles in small towns, leave when asked and send short updates through the private channel you choose.

4. 04

   Court-ready report

   You receive a dated narrative with photographs and a note of any coverage gaps, written so your Idaho family law attorney can use it directly.

Compare

Typical Married Infidelity Assignments in Idaho

Statewide coverage

Infidelity Investigations Across Idaho

We take spouse cases in every part of the state. Canyon County files are handled by our Nampa infidelity investigators, and the capital area by the Boise private investigators. In the Magic Valley, our Twin Falls surveillance team covers the I-84 and US-93 corridors, while Bannock County cases go to our Pocatello investigators. Rural assignments are planned as separate field trips with travel priced upfront, and every report follows the same format regardless of county. Panhandle and southern files are scheduled separately because of the drive between them.

• Boise
• Meridian
• Nampa
• Idaho Falls
• Coeur d'Alene
• Twin Falls
• All of Idaho

FAQ

Frequently asked questions

Every service

Investigations available in Idaho

Every service below is available in Idaho and across Idaho, run by the same Delator Group leadership that manages our Tennessee casework. Choose a service to read how it works in Idaho.

Service areas

Private investigators across Idaho