Plumber in College Area, San Diego, CA
From aging galvanized supply lines near Montezuma Road to clogged multi-unit drains around SDSU, A&A Plumbing handles the problems College Area homes and rentals face.
- Licensed, Insured Plumbers
- Same-Day & Emergency Service
- Upfront, Written Pricing
Why Plumbing in the College Area Is Its Own Kind of Challenge
The College Area sits in a triangle around San Diego State University, where Montezuma Road, El Cajon Boulevard, and College Avenue frame one of the city's densest rental markets. A single block can hold a 1940s home, a converted-garage duplex, and a three-story apartment building. Older houses here still run galvanized or early copper supply lines and clay or cast-iron laterals never designed for today's water use.
Because so much of the neighborhood rents, problems surface differently. A slow drain in one unit backs up the unit below, a rental water heater fails on a holiday weekend, and root intrusion in an aging lateral can go unnoticed until a Saturday night flood. Demand from SDSU is year-round, so work has to be scheduled around tenants.
The College Area and Rolando area pulled 77 ADU permits since 2023, second in the city, and led San Diego in 2025 with 21 permits. Every backyard unit, garage conversion, and JADU needs plumbing designed, permitted, and inspected, and we handle it from rough-in to final under City of San Diego permits. We serve ZIP code 92115.
Plumbing Services for College Area Homes
Six of the services we're called for most around SDSU.
ADU & Remodel Plumbing
JADUs, garage conversions, and detached units, from rough-in to final inspection.
ADU & remodel plumbing →Drain & Sewer Cleaning
Hydro-jetting and camera inspection for heavy multi-unit buildup and roots.
Drain & sewer help →Water Heaters & Tankless
Repair and replacement of aging rental heaters, plus tankless upgrades.
Water heater service →Whole-Home Repiping
Replacing galvanized and failing copper in older homes around Montezuma Road.
Repiping options →Leak Detection
Electronic leak location for hidden leaks in walls, slabs, and yards.
Leak detection →Fixture Repair & Installation
Faucets, toilets, and fixtures built to stand up to high-turnover rentals.
Fixture service →ADU Plumbing Pricing in the College Area
With SDSU driving year-round rental demand, backyard units pencil out here.
| ADU Type | What It Involves | Typical Range |
|---|---|---|
| JADU | Kitchenette and bath tie-in to the main house | From $3,500 |
| Garage conversion | Converted slab with new drain, water, and vent lines | From $6,000 |
| Detached studio | New lateral, water service, and fixtures | $8,500 – $12,000 |
| Multi-bedroom rental ADU | Full bath, kitchen, laundry, and venting | $14,000 – $18,000+ |
| Separate water meter | Sub-meter and separate service for tenant billing | Quoted per site |
Priority scheduling, documented work, and tenant-friendly windows. We coordinate tenant access, document every repair for your records, and keep multi-unit buildings on a maintenance schedule so clogs never become after-hours emergencies.
College Area Neighborhoods We Serve
We cover the College Area and the communities that touch it.
- College Area
- San Diego State University
- Rolando
- El Cerrito
- Montezuma Mesa
- Del Cerro
- Allied Gardens
- Talmadge
- Kensington
- La Mesa (adjacent)
- Mid-City (adjacent)
Why College Area Owners Choose A&A
We work both sides of the College Area's rental line: the homeowner on the same block for thirty years and the property manager overseeing a dozen units. You get honest options and pricing written down before we start.
- Founded in 2020 and locally owned in San Diego
- Written estimates before any work begins
- Same-day and emergency service, Monday through Saturday
- Experience with galvanized supply and cast-iron laterals
- ADU plumbing for City of San Diego permits
Plumbing Service Around the College Area
We also serve these neighboring San Diego communities.
College Area Plumbing Guides
Learn more about the problems we see most in homes and rentals around SDSU.
College Area Plumbing Questions, Answered
Still have a question? Call us at (619) 637-5215 — we are happy to help.
Do you offer emergency plumbing service in the College Area?
Yes. We answer calls Monday through Saturday, 7:00 AM to 11:30 PM, with same-day and emergency service across the College Area, Rolando, and El Cerrito. Call (619) 637-5215.
How much does ADU plumbing cost in the College Area?
A JADU starts around $3,500, while a detached ADU runs $8,500 to $18,000+ depending on fixtures, access, and distance to existing lines. Separate water-meter splits are available.
Why do multi-unit buildings in the College Area clog so often?
Heavy tenant turnover, shared drain lines, and older cast-iron or clay laterals let grease, wipes, and roots build up faster than in a single-family home. Hydro-jetting clears the full pipe.
Can you work around student tenants and class schedules?
We can. We coordinate access with tenants and property managers and offer windows that limit disruption during the school year, and we document the work.
Do you help with City of San Diego ADU permits?
Yes. We install to City of San Diego plumbing code and coordinate inspections for ADUs, garage conversions, and JADUs.
Need a Plumber in the College Area?
Call A&A Plumbing for licensed repair, replacement, and ADU plumbing with upfront pricing.