What is the average mobile home park lot rent in Yellowstone County, MT?

The average monthly mobile home space lease in Yellowstone County, MT is $520/month, with typical space leases ranging between $380 and $760/month depending on community amenities, resident age qualifications, and included utilities.

How much are utility hookup and tap connection fees in Yellowstone County?

In Yellowstone County, municipal water tap fees average $2,200 - $4,800 (Private wells common: $7,000 - $14,000), sewer hookup runs $3,500 - $7,000, electrical pedestal connection is $1,400 - $3,000 (NorthWestern Energy), and septic installation costs $7,500 - $13,500.

RV LIVING STATUS: PERMITTED

Yellowstone County, MT Mobile Home Lot Rent & RV Living Regulations (2026)

Q: Can you legally live in an RV full-time in Yellowstone County?

In Yellowstone County, full-time RV dwelling is classified as Permitted. In unincorporated Yellowstone County, living in an RV or Tiny Home on private acreage is lawful outside city zoning boundaries, provided the resident installs an approved Montana DEQ subsurface septic system.

Official 2026 municipal benchmark report for Yellowstone County, Montana. Space lease averages, full-time RV residential stay limits, utility hookup tap fees, and state tenant rights.

Average Space Lease

$520 /mo

Typical Range: $380 – $760

55+ Senior Communities

$560 /mo

Age-restricted parks

All-Age Family Communities

$500 /mo

Standard family parks

Statewide Baseline

$540 /mo

Montana statewide median

⚖️ RV Living Zoning Ordinances & Stay Limits

In unincorporated Yellowstone County, living in an RV or Tiny Home on private acreage is lawful outside city zoning boundaries, provided the resident installs an approved Montana DEQ subsurface septic system.

Private Land Allowed: Yes

Max Stay Allowed: 365 Days

ADU Placement: Allowed

Applicable Code: Yellowstone County Zoning Regulations Sec. 12 / MT DEQ Circular 4

⚡ Utility Connection Tap Fees & Infrastructure Costs

Water Tap Connection

$2,200 - $4,800 (Private wells common: $7,000 - $14,000)

Sewer Hookup Fee

$3,500 - $7,000

Electric Pedestal (50A/200A)

$1,400 - $3,000 (NorthWestern Energy)

Septic Installation Cost

$7,500 - $13,500

🛡️ Tenant Rights & Eviction Protections

Statutory space lease notice in Yellowstone County requires a minimum of 60 days prior to lease termination or rent increase. Rent control protections: None (Market Rate).

State Statute: Mont. Code Ann. § 70-33 (Montana Residential Mobile Home Lot Rental Act)

🌪️ HUD Wind Zone & Climate Profile

HUD Wind Zone: Zone HUD Wind Zone I (Heavy Snow Load Standards: 30-50 psf)

Extreme Weather / Heat Alert: High (Summer Prep Required)

Major Urban Hubs: Billings, Laurel, Lockwood, Worden

❓ Frequently Asked Questions for Yellowstone County

What is the average mobile home lot rent in Yellowstone County, MT?

In 2026, the average monthly space lease in Yellowstone County is $520/month. Typical lot rents range from $380 for basic family communities up to $760 in premium 55+ senior parks with resort amenities.

Is full-time RV living permitted in Yellowstone County?

Full-time RV living on private land is classified as Permitted in Yellowstone County. In unincorporated Yellowstone County, living in an RV or Tiny Home on private acreage is lawful outside city zoning boundaries, provided the resident installs an approved Montana DEQ subsurface septic system.

What are the typical utility hookup costs in Yellowstone County?

Setting up a manufactured home or RV lot in Yellowstone County usually entails $2,200 - $4,800 (Private wells common: $7,000 - $14,000) for water tap connections, $3,500 - $7,000 for sewer hookup, $1,400 - $3,000 (NorthWestern Energy) for electrical service hookup, and $7,500 - $13,500 for septic installation.