# Diamond Certified Custom Pool Builders in Mission San Jose, Fremont

- **URL:** https://royalpools.com/swimming-pool-builders-in-mission-san-jose-fremont-ca/
- **Published:** 2026-07-26

Diamond Certified Custom Pool Builders in Mission San Jose, Fremont Royal Pools by Adams designs and builds custom inground swimming pools throughout Mission San Jose, Fremont’s foothill district below Mission Peak. We are a Diamond Certified pool construction company based about 25 minutes south on Camden Avenue in San Jose, and we have been building Bay Area pools since 1969. Our five-step program takes your project from first sketch to first swim. Schedule Your Free Design Consultation Or call (408) 371-8000 Pool Construction Services in Mission San Jose Residential Pool Construction Commercial Pool Construction Pool Resurfacing Pool Financing Building Pools Below Mission Peak Mission San Jose has been a destination since 1797, when Father Fermin Lasuen founded the 14th of California’s 21 missions here, and it was one of the five towns that joined to form Fremont in 1956. Today it is the city’s most prestigious district, anchored by Mission San Jose High School, one of California’s top-ranked public high schools, and the terrain climbs from the valley floor to estate streets below the 2,517-foot Mission Peak. That range shapes our work. Mission Valley’s 1950s to 1970s ranch and split-level homes take classic family pools on level lots, while the upper foothill streets in Vineyards-Avalon and Kimber Park call for slope-aware engineering: per-lot soils review, cut-and-fill planning, and retaining design that earns the view. Every project runs through City of Fremont Building and Safety at the Development Services Center on Liberty Street, submitted through the Citizen Access portal, and Fremont’s own pool code requires at least two of seven drowning-prevention safety features on new residential pools, which we design in from the start. The fill water comes from Alameda County Water District’s blended supply, so we test and balance the startup chemistry to what actually comes out of your tap. Recent Royal Pools Projects Every photo below is from a real Royal Pools by Adams project. See more in our project gallery. What Our Customers Say Credentials & Standards Diamond Certified pool builder CA Contractors License #278052 (C-53 Swimming Pool, active) 2026 SF Gate Best of the Bay winner, Pools and Home Contractor categories Named to the 2026 PSN Top 50 Pool Builders list Building custom Bay Area pools since 1969 Meet the Team Royal Pools by Adams is part of the Adams Pool Group, a family-run organization that has been building and finishing pools since 1953. Every 28 Palms project is backed by the same leadership team that oversees every Royal pool in the Bay Area. Tony Adams Owner & CEO, Adams Pool Group Stan Finney General Manager, Royal Pools by Adams Mission San Jose Areas We Serve We design and build pools across the district: Mission Valley The district’s 1950s to 1970s core, with ranch and split-level homes on level, buildable lots. Kimber Park Established large-lot streets off Palm Avenue, made for estate-scale outdoor living. Vineyards-Avalon Custom estates bordering Mission Peak Regional Preserve, where engineering earns the views. Fremont Our citywide Fremont page. Mission San Jose Pool Construction FAQs Do I need a permit to build a pool in Mission San Jose? Yes, and it comes from the City of Fremont, not San Jose: Mission San Jose is a Fremont district. Anything holding water over 18 inches deep meets Fremont’s definition of a swimming pool, and applications go through the city’s online Citizen Access portal, reviewed by Building and Safety at the Development Services Center, 39550 Liberty St. We prepare and manage the full submittal. Can you build a pool on a hillside lot below Mission Peak? Yes. The foothill streets that give this district its views sit on real slopes, so we lead with engineering: per-lot soils review, grading and retaining design, and drainage planned before the first sketch is final. The result is a pool that belongs on the hill, not one fighting it. What safety features will my Mission San Jose pool need? Fremont’s own Swimming Pool and Spa Code requires at least two of seven approved drowning-prevention features on any new or remodeled residential pool, such as an isolating enclosure, mesh fencing with a self-latching gate, an ASTM-rated safety cover, or door and water-entry alarms. We build the features into the design and document them for inspection. Who supplies the water to fill a new pool in Mission San Jose? Alameda County Water District, on a typical-year blend of roughly 40 percent State Water Project, 20 percent San Francisco regional supply, and 40 percent local Alameda Creek watershed sources including Niles Cone groundwater. Because ACWD blends supplies to manage hardness, we test the actual fill water and balance the startup chemistry to it. What can we do with a large estate lot in Vineyards-Avalon or Kimber Park? The district’s larger parcels are built for complete outdoor environments: pool and raised spa, outdoor kitchen, fire features, and hardscape oriented to the Mission Peak views. We design the whole yard as one composition rather than dropping a pool into a corner. Are there pool designs that fit Mission San Jose's heritage? Naturally. Spanish and Mission-inspired pools, with tile, plaster tones, and hardscape that echo the 1797 mission and the district’s Spanish Revival and ranch architecture, are some of our favorite work. The design conversation starts with your home’s era and style. Serving Mission San Jose from the Valley to the Peak The Mission San Jose District Our San Jose Showroom How to Get to Royal Pools by Adams from Mission San Jose Prefer to plan your project in person? Our San Jose showroom at 2258 Camden Ave is about 25 minutes from Mission San Jose: take I-680 South, continue onto I-280, then take CA-17 South toward Santa Cruz and exit at Camden Avenue. Get directions from Mission San Jose → Part of Our Fremont Service Area Swimming Pool Builders in Fremont, CA Ready to Build Your Mission San Jose Pool? Start with a free design consultation at your home or in our San Jose showroom. Schedule Your Free Design Consultation Royal Pools by Adams | 2258 Camden Ave, San Jose, CA 95124 | (408) 371-8000 | Mon-Fri 8am-4pm | CSLB #278052