General Contractor in Santa Ana, CA
A general contractor in Santa Ana files every permit through the City's Accela portal, can often use same-day express lanes that exclude historic districts and flood zones, and works within a 3 foot front yard fence cap. MDG Builders, licensed under CSLB #1040337, coordinates every one of eleven trades here, from roofs to ADUs.
Eleven trades, each read against Santa Ana's own handouts
Each guide below pairs one trade with the City's permit handouts, the code text we could reach through a mirror and Census housing counts. Price tables hold Los Angeles ranges with named sources instead of Santa Ana quotes, and no permit fee is printed anywhere.

Kitchen Remodeling in Santa Ana
Same-day PBx interior permits, historic district exclusions, a pre-1994 plumbing fixture rule and the 2025 code for new filings.
See Santa Ana kitchen remodeling →
Bathroom Remodeling in Santa Ana
Santa Ana's same-day PBx permits, the pre-1994 fixture rule, renter-heavy buildings, lead and asbestos in 1950s to 1970s homes, and Accela filing.
See Santa Ana bathroom remodeling →
ADU Construction in Santa Ana
Santa Ana's ADU rules: the pre-approved plans conflict, size and setback limits, garage conversions, JADUs, grading, OCFA review and historic districts.
See Santa Ana ADU construction →
Room Additions in Santa Ana
Santa Ana's 500 square foot express review, R1 yards and coverage, block-averaged setbacks, soils reports, second stories and OCFA sprinkler triggers.
See Santa Ana room additions →
Roofing in Santa Ana
A 100 square foot repair line, same-day express re-roof permits, a cool roof rule above 50 percent and a pre-roofing inspection.
See Santa Ana roofing →
Windows in Santa Ana
Santa Ana's BLD-04 same-size rule, same-day window permits, lead-safe rules for older homes, historic district review, egress glass and fire-zone questions.
See Santa Ana window replacement →
Flooring in Santa Ana
Asbestos in pre-1980 homes, what needs a permit, raised floors, slab moisture, rentals and flooring costs in Santa Ana.
See Santa Ana flooring →
Painting in Santa Ana
About 69 percent of homes built before 1980, an exempt-painting permit list, historic district review and 50 gram air district limits.
See Santa Ana painting →
Concrete in Santa Ana
The 30 inch permit line, driveway width limits, Public Works sidewalk permits, block walls, heat and pour costs in Santa Ana.
See Santa Ana concrete work →
Decks in Santa Ana
The 30 inch permit line, same day patio cover permits, R1 yard rules, flood zones, deck repair and wood versus composite cost in Santa Ana.
See Santa Ana deck building →
Fencing in Santa Ana
A 3 foot front yard cap (4 on arterials), a Planning permit above 18 inches, see-through rules and chain link kept out of sight.
See Santa Ana fencing →Which Santa Ana jobs get a same-day permit, and which never qualify for that lane?
Spurgeon staked out the Santa Ana townsite in 1869 on ground that had passed down from the Yorba family. Rail came with the Southern Pacific in 1877, incorporation followed in 1886, and in 1889 the new Orange County chose the town as its seat. Pacific Electric ran streetcars up Fourth Street between 1905 and 1958, and Santa Ana adopted its charter on November 11, 1952. The Census Bureau's 2024 estimates count 87,405 housing units, roughly 57 percent of them built between 1950 and 1979 and 69 percent predating 1980. Just 12 percent date from 2000 onward, though a few late 1800s houses survive downtown. Houses on their own lot make up 43 percent of units, buildings with five or more units make up 34 percent, and mobile homes number 4,911. Renters occupy 56.8 percent of occupied units, and Wikipedia gives an average of 3.98 people per household in the 2020 census. The usual job is therefore a tired 1960s ranch house, a fourplex or a mobile home where an owner, a landlord and a big family all live with one scope of work. Paint from before 1978, vinyl tile with glue that may contain asbestos and original plumbing surface before design choices do, which shapes a kitchen job, a bathroom job and any new flooring laid over a 1950s subfloor.
Santa Ana is an Orange County charter city that runs on its own Municipal Code, mainly chapters 7, 8, 14, 30 and 41 for floodplains, buildings, fire, historic places and zoning. Permits for building, plumbing, mechanical and electrical work come from the Building Safety Division inside the Planning and Building Agency, at the Ross Annex, 20 Civic Center Plaza, telephone (714) 647-5800. Planning, the counter for setbacks, fences and historic questions, is at (714) 647-5804. Starting July 1, 2026, paperwork goes only through the Accela Citizen Access portal, which needs a free account and a working email address, and a contractor must hold both a CSLB license and a City business license. Adopted by Ordinance NS-3088 on January 20, 2026, the 2025 California codes govern any application filed after 2 PM on December 24, 2025, even though the permit FAQ page still shows the 2022 editions. The newer notice wins. What we could not read: the City's official code sites returned HTTP 403 whenever our tools asked, so every section described here comes from the GoCodebook mirror, October 24, 2026 edition, and should be confirmed with the City. The mirror's copy of the local Table R301.2 came through with labels and values separated, so no wind, seismic or frost value from it is printed here; Building Safety can give you the row for your parcel. The City's FAQ adds a deadline: a permit lapses when 180 days pass after issuance with no work started, or with work stalled, though the Building Official can extend it in writing, again by up to 180 days. Building fees depend on scope, no residential schedule turned up in what we read, and none is printed here.
Santa Ana's express lanes are the local twist, and each has a boundary. Under PBx, the City issues permits the same day with no plan check for single-family houses, townhomes, condominiums, duplexes and existing commercial buildings. Over-the-counter plan check is the second lane, for projects that need review but not a long wait, with sessions Monday through Thursday, 8:00 AM to 2:30 PM. Eligible jobs include a like-for-like re-roof, a window change-out, minor interior alterations, deck repair, patio covers, a one-story room addition up to 500 square feet and an ADU drawn from the City's pre-approved plans. Neither lane takes historic register properties, historic districts, SD-19 or SD-40, and the over-the-counter lane also turns away parcels in FEMA Flood Zone A or AE. Three questions have no clean answer. The City's pre-approved ADU page describes paper submittals only, but its Accela page says paper ended on July 1, 2026; call Planning before paying a designer. A 2011 handout on patio covers wants 5 feet from a property line, while zoning text on the mirror lets an attached cover use the house's own yards, so ask Planning which one governs. The 200 square foot exemption for a low, detached deck appears only in the model residential code, and none of the City's pages we read repeats it. On windows, any glass rating or bedroom escape-opening size comes only from the City's BLD-04 handout and is credited to it on the window page.
Overlays and soils settle the rest. Three National Register Districts, Downtown (1984), French Park (1999) and Floral Park (2023), sit alongside SD-19 for French Park and SD-40 for Heninger Park, and exterior changes on those blocks call for a Certificate of Appropriateness. That can reach painting, although the Local Register alteration rule leaves paint out. Floods on the channelized Santa Ana River in the 1900s are why Chapter 7 treats work costing half or more of a building's value as a substantial improvement. In liquefaction areas the soils policy asks for 4 feet of overexcavation under larger additions and accessory buildings, which touches concrete work; curb, gutter and sidewalk work in the street goes through Public Works at (714) 647-5039. The Orange County Fire Authority handles fire review for the City, a member since April 20, 2012. Whether any Santa Ana address sits in a 2025 Fire Hazard Severity Zone is unverified: the CAL FIRE 2011 layer returned no zones inside city limits, yet the 2025 State Fire Marshal map was not read, so no zone is claimed for any lot. A fence project runs into the tightest front yard limit, 3 feet, or 4 on arterials. The Zoning Code goes back to the 1960s, and the City released a draft replacement on July 23, 2026, so setbacks could change. Roughly seven in ten homes here are older than 1980, so assume lead-safe methods on paid work; the City's own lead page flags ZIP codes 92701, 92703, 92704 and 92707 for the highest childhood blood lead rates. On each job here MDG Builders is the general contractor, CSLB #1040337: we draft the scope, file in Accela and book licensed specialty firms, and anyone can look up a firm's license number on the CSLB site. Our guides to how contractors use subcontractors and checking a license show the chain. Neighbors with live guides are Garden Grove, Irvine and Anaheim; Orange, Tustin, Costa Mesa and Fountain Valley have none yet, so phone us about projects there.

- Santa Ana has held the Orange County seat since 1889 and adopted its charter on November 11, 1952.
- Santa Ana's stock is old: about 69 percent of homes predate 1980, and more than half of occupied units are rented.
- The City says every plan and application has been electronic in Accela since July 1, 2026.
- PBx and over-the-counter permits both skip historic properties, SD-19 and SD-40, and over-the-counter review also skips FEMA Flood Zone A and AE.
- Past 18 inches a front yard fence needs a Planning permit, and the height cap is 3 feet, or 4 on arterial streets.
- Downtown, French Park and Floral Park are the City's three National Register Districts among its 65 neighborhoods.
Cities near Santa Ana we also build in
Santa Ana contractor and permit questions answered
Where do I get a building permit in Santa Ana, and how do I file?
Building Safety, at 20 Civic Center Plaza, issues the permits, and filing happens online in the Accela Citizen Access portal under a free account. Phone (714) 647-5800 with your scope before filing. The City says it stopped taking paper on July 1, 2026, although one ADU page still describes paper, so confirm how your project is submitted.
Which building codes does Santa Ana apply to my project now?
The 2025 California codes. Santa Ana adopted them by Ordinance NS-3088 on January 20, 2026, and they cover applications filed after 2 PM on December 24, 2025. A City permit FAQ page still lists the 2022 set, so rely on the later notice. Our section text came from a mirror because City code sites blocked us, so verify it.
Which Santa Ana projects can get a same-day permit?
Eligible houses, townhomes, condos and duplexes can use PBx express permits, while over-the-counter plan check covers re-roofs, window change-outs, minor interior work, patio covers, small additions and pre-approved ADUs. Historic properties, historic districts, SD-19 and SD-40 are left out of both, and over-the-counter review also turns away FEMA Flood Zone A and AE parcels.
Does my Santa Ana house need historic review for exterior work?
Yes, when the house is in Downtown, French Park, Floral Park or Heninger Park, or on the Local Register: outside changes need a Certificate of Appropriateness, and the express permit lanes are closed to it. Paint is carved out of the Local Register rule, though a district may differ. Phone Planning at (714) 647-5804 before ordering windows or colors.
Is Santa Ana in a fire hazard severity zone?
Unconfirmed. The CAL FIRE 2011 layer returned no zones inside city limits, but the 2025 State Fire Marshal map was not read, so no address gets a zone claim here. The Orange County Fire Authority, (714) 573-6150, handles fire review. Ask about your lot before choosing a roof covering, glass or deck boards.
Can I use the City's pre-approved ADU plans, and do I file on paper?
Not on paper if the City's newer notice holds. The pre-approved ADU page describes paper-only submittals, while the Accela page says paper ended July 1, 2026, and we cannot tell which is current. The lot must be outside FEMA Flood Zone A and AE and the historic districts. Email Planning at planning@santa-ana.org before paying for drawings.
How high can I build a fence across my Santa Ana front yard?
Up to 3 feet, or 4 on arterial streets. Beyond 18 inches a front yard fence needs a Planning permit, has to stay visually open and cannot be chain link facing the street. A fence up to 7 feet elsewhere is exempt from a building permit, though a front yard one still needs that Planning review.
Are the prices on the Santa Ana pages quotes from MDG Builders?
No. Every table carries Los Angeles ranges with named sources, and none includes permit fees because no residential schedule turned up in our reading. MDG Builders sets a real price only in its written proposal, after visiting the property and checking which City rules touch your street.
Tell MDG Builders about your Santa Ana property
Tell us your neighborhood and whether the home is a house, duplex, condo or mobile home, plus its approximate age. Historic and flood status get checked first, so we can say which permit route the City may open for your project.