In court-decided eviction outcomes for Big Sky, MT, tenants prevail in roughly 10.4% of contested cases. A higher number means landlords face stronger tenant defenses, longer calendars, and more required documentation, and landlord-friendliness drops as this rises.
Timeline
30d
filing → judgment
From the moment an unlawful-detainer notice is filed in Big Sky, MT until a money judgment is entered, a contested eviction takes about 30 days on average. Longer timelines mean more lost rent and higher carry costs for landlords.
Cost range
$0.9-3.1k
legal + lost rent
A typical eviction in Big Sky, MT costs landlords $870 to $3,058 all-in, covering court filing fees, process-server costs, attorney time, and lost rent during the calendar between filing and possession.
Average rent
$877
21% stretched on rent
Average gross rent in Big Sky, MT is $877 per month per the U.S. Census American Community Survey (5-year 2023). 21% of renter households here spend more than 30% of pre-tax income on rent, the federal cost-burden threshold.
Renters
15.9%
of households
15.9% of occupied housing units in Big Sky, MT are renter-occupied (vs owner-occupied). A higher renter share usually correlates with more eviction filings, more turnover, and a more active rental market.
Poverty
6.9%
2.1% unemp.
6.9% of Big Sky, MT residents live below the federal poverty line, and unemployment runs at 2.1%. Both feed into the economic-stress sub-score in our Eviction Risk Score model because rent payment problems track poverty + joblessness more reliably than any other single signal.
Time machine
Scrub 50 years
197619861996200620162026
2026
● LIVE · today◀ REPLAY · historical
Nine-axis profile
9-axis profile · today
Shape of the risk surface
1 landlord · 10 tenant
Sub-scores · with sparkline
Where the score comes from
1 → 10 scale
Local political climate
Dem margin +3.2% (2024)
5.8
Regional political climate
County-weighted neighbor mix
5.8
State political climate
Montana legislature & governorship
1.7
Economic stress
6.9% poverty · 2.1% unemp.
4.0
Supply constraint
$877 average · 15.9% renters
6.2
Rent Control risk
20.9% of income on rent
8.2
Eviction process difficulty
30 days filing → judgment
1.7
Tenant organizing strength
15.9% renters
3.6
Housing court bias
County bench composition
6.0
Geographic context
Risk heat across Big Sky and the region
Click any city to see its score
How Big Sky compares
Risk score vs. peers, county, state, and the U.S.
Rank in Gallatin County
Moderate
#9of 16 cities
#9 of 16 cities in Gallatin County for landlord eviction risk.
Rank in Montana
High
#100of 496 cities
#100 of 496 cities in Montana for landlord eviction risk.
vs. county · state · U.S.
Score story
Six-stop tour of the risk profile
2.3
/ 10 · VERY LOW
The verdict
A Very low-tier market.
Composite 2.3/10. Mid-range market; standard documentation usually wins. The 50-year curve shows a slow, steady climb.
50-yr trend+0.4 over 50 yr
197620012026
Steady ratchet · no large swings
30d
Typical timeline
The money
What renting (and evicting) looks like.
Rent published at $877/mo. A contested eviction takes 30 days and costs $870-$3,058 per case.
50-yr trendCalendar drag rising since '15
197620012026
Court-clerk data lands in the next release.
15.9%
Renters
The renters
Who you'll be renting to.
Out of 2,445 residents, 15.9% rent. 21% are spending 30%+ income on rent, 6.9% below the poverty line.
50-yr trendRenter share rising
197620012026
ACS 1970-present · once the migration overlay is in.
5.8
Local + regional
The politics
Mid-range climate. Not a coastal market.
Local & regional political climate score 5.8 and 5.8 (Dem margin +3.2% (2024)). State climate at 1.7, a mid-range statehouse.
50-yr trendTracks county vote margin
197620012026
Built on 50-yr presidential margins back to 1976.
1.7
State politics
The process
Moderate calendar, moderate friction.
State political climate 1.7/10 sets the legislative ceiling for landlord remedies, and it shows up in the process. Eviction process difficulty reads 1.7, housing court bias 6, rent-control risk 8.2. Standard process speed for the state.
50-yr trendProcess difficulty +-3.3 since '00
197620012026
Court-clerk data lands in the next release.
4
Economic stress
The stress
Economic pressure is the background risk.
Economic stress: 4. Supply constraint: 6.2. The numbers behind those: 6.9% poverty, 2.1% unemployment, 21% of income on rent.
50-yr trendTwo visible dips · '08 + COVID
197620012026
Mirrors BLS unemployment series.
US eviction landscape · timeline × all-in cost
Big Sky sits in the quick & cheap quadrant
Bubble size = population · color = risk score
Big Sky · 30d · ~$2.0k all-in ($65/day) · score 2.3National average: 58d · $4.6k all-inHover any bubble for stats · click to openColor: 0-4 4-7 7-10
Landlording in Big Sky, Montana, presents a manageable operating environment for documented landlords. The Eviction Risk Score is 2.3/10 (VERY LOW tier), drawn from the nine sub-axes shown above, covering rent-control exposure, eviction-process difficulty, housing-court bias, tenant-organizing strength, supply constraint, economic stress, and local, regional, and state political climate. This is not a quick-fix market: it's a Mid-tier market where lease drafting, screening discipline, and well-documented notices materially change outcomes.
Big Sky is a city of 2,445 residents where 15.9% of occupied units are renter-occupied, and the typical renter spends 20.9% of income on rent. At an average rent of $877/month, the typical renter household here spends more than the federal 30% threshold on housing, a leading indicator of payment volatility and a precondition for the kinds of tenant defenses that show up most often in housing court.
01Process
How Big Sky eviction process actually works
Eviction process difficulty here reads 1.7/10, a number that combines statutory complexity (notice categories, just-cause rules, mandatory pre-filing disclosures) with operational realities (court calendar length and clerk responsiveness). The typical contested filing in Big Sky closes 30 days after the initial notice. For non-payment of rent the first step is a properly-formatted, properly-served pay-or-quit notice; for material lease breaches it's a cure-or-quit; for tenancies under just-cause protection an at-fault grounds notice (or a no-fault notice with statutory relocation assistance) is required.
The slow part of Big Sky's timeline is usually the calendar, not the motion practice. Housing court bias scores 6/10 here, meaning judges read borderline procedural defects in the tenant's favor more often than the national norm. The practical implication: every notice and every proof of service needs to be airtight before it gets filed.
02Cost
What it costs (and how long it takes)
An all-in eviction in Big Sky runs $870 to $3,058 per case once you account for filing fees, attorney time, lost rent during pendency, sheriff lockout, and unit turnover. That range is wide because the upper bound assumes a tenant answer plus motion practice, common when housing court bias is high. The lower bound assumes a default judgment after proper service.
For landlords running the numbers on holding costs vs. cash-for-keys: if your projected timeline times your monthly rent already exceeds the high-end cost number, cash-for-keys at 1-2 months' rent is typically the economically rational choice. With 30 days of typical timeline and $877/month in lost rent, that crossover happens fast here.
03Operations
Security deposits, screening, and lease terms
Tenant organizing strength scores 3.6/10 in Big Sky, and the city sits at the top of the rent control risk spectrum (8.2/10). Operations practice that survives audit in this environment looks like:
Screening discipline. Document income (verified at 2.5 to 3x rent), credit (with a clear minimum), and prior-tenancy reference checks, but do not screen on protected categories or source-of-income where banned. Keep a written, consistent screening criteria document for every applicant.
Lease specificity. Use a state-specific lease that names every term clearly: rent due date, late fees within statutory caps, deposit handling, smoke and CO disclosure, lead paint disclosure (pre-1978 stock), and a clean attorney's-fees clause.
Security deposit handling. Itemize deductions within the statutory window. Photograph move-in/move-out condition. In Montana, deposit cap and refund window are statute, so exceed them at your own risk.
Mid-tenancy documentation. Keep date-stamped records of every rent receipt, every habitability request, every notice served. The day you need them in court is too late to start.
04Strategy
What an everyday landlord should actually do here
If you own one to four units in Big Sky: hire a property manager who knows the local court. The pricing differential between self-managing and hiring out is small relative to the cost of one botched eviction in a VERY LOW tier market. If you own five or more: build relationships with a local landlord-side attorney before you need one, since retainer fees are negligible compared to emergency-rate billing when an eviction is already moving.
The avoidable mistakes here are all upstream of the filing: weak screening, an informal lease, sloppy rent receipts, and notice templates pulled off the internet that don't match Montana's statutory language. Fix those four, and most cases settle or default. Skip them, and a $3,058 all-in fight is the realistic worst case.
04bPractical traps
Local traps to avoid in Big Sky
Trap · 6/10
For landlords, the 4.4/10 score is most actionable when combined with Gallatin County's specific court behavior. Housing-court bias sub-score: 6/10. Standard documentation and prompt action typically resolve cases quickly.
05FAQ
Frequently asked questions
Q1
Can I just change the locks if my tenant stops paying rent?
Absolutely not. That's an illegal self-help eviction in Montana, and you could face serious penalties, including financial damages to the tenant. You must follow the legal eviction process through the courts, starting with a proper notice.
Q2
How long do I have to return a security deposit in Big Sky?
Montana law requires you to return the security deposit within 10 days if there are no deductions. If you need to make deductions for damages or unpaid rent, you have 30 days to send an itemized list of charges and the remaining balance to the tenant.
Q3
What if my tenant claims they can't pay due to a job loss?
While unfortunate, a tenant's financial hardship does not automatically excuse them from paying rent. You still have the right to pursue eviction for non-payment. You can choose to be flexible (e.g., offer a payment plan), but you are not legally obligated to do so. If you do offer a payment plan, get it in writing.
Q4
Do I need an attorney for an eviction in Big Sky?
You are not legally required to have an attorney for an eviction in Montana Justice Court. However, given the specific procedural requirements, having an attorney can significantly increase your chances of a successful and timely eviction, especially if the tenant contests it. For more details on the state process, see our Montana eviction risk overview or Gallatin County eviction guide.
Q5
Can I charge whatever I want for a security deposit in Montana?
Montana law does not set a statutory cap on security deposits. However, charging an excessively high deposit might deter good tenants or be seen as unreasonable by a court if challenged. Most landlords charge one to two months' rent.
A 2.3/10 places Big Sky in the 80th percentile of Montana cities on the Eviction Risk Score index. The score is the average of the nine sub-axes, all calibrated on a national 1 to 10 scale where 1 is most landlord-friendly and 10 is most tenant-protective. The 50-year reconstruction shows this score has climbed steadily since 1976, a structural drift driven by court-calendar growth, rent-control adoption, and the rise of tenant-side legal aid. The trajectory matters more than the snapshot: the score is the climate, not the weather.
Cities with similar eviction risk to Big Sky (2.3/10)
Same risk band nationally · click any city for its full breakdown.
