Gaithersburg, Maryland

Gaithersburg, Maryland landlord software

Diverse tools for a diverse city. Manage Kentlands condos and Old Town apartments.

RentMouse keeps leases, rent, maintenance, documents and tenant communication for your Gaithersburg rentals in one workspace, with lease guidance linked to Maryland jurisdiction records. Review the applicable sources before relying on a draft.

Start free · Maryland rules and sources

Renting in Gaithersburg

Neighbourhoods landlords here manage: Kentlands, Lakelands, Old Town, Montgomery Village, Diamond Farm, Washington Grove.

Maryland rules that apply in Gaithersburg

Security deposit limit
1 month's rent (2 months in limited utility-assistance cases)
Deposit return / claim rule
45 days
Deposit interest
1.5%/yr or 1-year Treasury rate; deposits held 6+ months
Notice before entry
No statutory requirement
Ending a month-to-month
60 days written notice (RP 8-402); check local rules
Notice before a rent increase
90 days for terms over 1 month; 60 days for shorter (RP 8-209)
Late fees
Max 5% of monthly rent ($3/week, $12/mo cap if weekly)
Rent control
None statewide; some counties have local rent stabilization

General information from Md. Real Property Article, Title 8 (Landlord and Tenant), last reviewed 2026-08-21; not legal advice. Municipal bylaws can add requirements. Sources are listed on the Maryland guide.

What RentMouse does for Gaithersburg landlords

  • Properties & units — Each building and suite in one portfolio view, with occupancy, unit details and photos.
  • Tenants & leases — Tenant records and lease terms attached to the right unit, with renewals surfaced before they arrive.
  • Rent tracking — Monthly invoices, recorded payments, balances, overdue flags and reminders. Tenants keep paying you the way they already do.
  • Maintenance — Requests with photos, priorities, vendors, dates and costs linked to the unit.
  • Documents & e-signing — Jurisdiction-aware lease drafts from guided templates, sent for electronic signature and filed with the tenancy.
  • Tenant portal — Optional, free for tenants: their tenancy details, invoices, shared documents and maintenance requests.
  • Landlord website — A branded page at rentmouse.com/your-business that advertises vacant units, collects rental inquiries and doubles as the tenant sign-in.

Other Maryland cities

Baltimore · Columbia · Frederick · Germantown · Rockville · Silver Spring · Waldorf

All city guides · Landlord blog