Santa Ana ADU Market Update — May 2026: The Lowest Entry Point in Orange County and What the Income Numbers Are Saying
If you're watching Orange County ADU markets for the best income-per-dollar proposition, Santa Ana is where you need to be paying attention right now. This month's data includes eight active listings, one pending, and three closed sales — and buried in those numbers is the lowest ADU property close price in this entire OC dataset: $857,000. That's not a typo.
But Santa Ana is also a market with some of the longest-sitting listings in OC, and understanding why the properties that are selling are selling — and why the ones sitting are sitting — is the whole game here.
What Makes Santa Ana Different
Santa Ana's ADU market divides cleanly into two parts, and mixing them up leads to bad investment decisions.
Santa Ana proper (92703, 92704) — the area south and north of First Street, running from the Arts District and Downtown through the mid-city neighborhoods — is the investor-grade ADU market. Lots are typically in the 5,000–9,000 sq ft range. Entry prices run $850K to $1.4M. Tenant demand is structural: Santa Ana College, Mater Dei High School, the hospital corridor, and some of OC's densest employment centers create year-round rental demand across multiple income brackets. This is where the cash-flow math works best in Orange County.
North Tustin (92705) — the unincorporated hillside community that carries a Santa Ana zip code but operates under a different profile entirely — is a luxury estate market with large lots, panoramic views, and ADUs that function more as casitas or guest houses than income units. Prices run $1.9M to $3.5M+. This pocket mirrors North Fullerton more than it mirrors the Santa Ana investor market.
Understanding which submarket you're in determines everything about how you read these comps.
Active Listings: Eight Properties Across Both Markets
Santa Ana Proper
1411 W 7th Street — $1,375,000 — The income leader of this entire comp set. A brand-new 3bd/2ba ADU (990 sq ft, built 2026, separate address, attached garage) paired with a fully remodeled 3bd/2ba main home (991 sq ft). Both units are rented: the ADU at $3,650/month (lease through 10/31/26) and the main house at $3,590/month (lease through 02/28/27). Total: $7,240/month combined gross rental income. At $1,375,000 list, that's a gross yield over 6.3% — among the highest in this entire OC market survey. Both units have separate electric meters. 44 days on market. This is the property income investors should be studying.
1621 S Diamond Street — $1,135,000 — Brand new to market (7 days as of this writing). A 2026-built 2bd/2ba detached ADU (800 sq ft, separate address, separate electric and gas meters) paired with a 5bd/2ba main house (1,693 sq ft). The ADU is already rented month-to-month at $2,600/month, the main house has been rented month-to-month at $3,450/month by the same tenants for over 10 years. Total: $6,050/month. The listing agent requires a drive-by before showings, which signals tenant-occupancy friction — something worth weighing before making an offer. For a deep-dive on that tradeoff, our post on whether to sell vacant or with tenants in place is worth reading before you approach this one.
1246 S Baker Street — $1,245,000 (reduced from $1,345,000) — A 1,000 sq ft ADU (2bd/2ba, built 2023, detached, separate address) with fully paid-off solar, renting at $3,350/month. Total reported rental income is $6,650/month. The ADU has fully separate electric, gas, and water meters — the cleanest utility setup in this dataset. Near Mater Dei High School and Santa Ana College. The problem: this property has been on the market 373 days, after going back on market in May 2026. Originally listed at $1,345,000, it's been reduced $100K. Sold as-is with no appraisal contingency — buyer terms that further narrow the buyer pool. When a property with strong income numbers sits this long, the issue is usually pricing or structural terms, not the asset itself. Our breakdown on why ADU properties sit in Orange County covers this pattern in detail.
408 S Flower Street — $1,049,900 (reduced from $1,250,000) — A remodeled 1922 Craftsman main home (3bd/1ba, 1,148 sq ft) with a 2021-built detached ADU (1bd/2ba, 574 sq ft, separate address, separate electric and gas meters). Property is delivered vacant. The numbers look reasonable on paper — but 384 days on market tells a different story. This property has been listed since April 2025 with a $200,100 price reduction and still no contract. At nearly $1.1M for a small ADU on a 6,750 sq ft lot in South Santa Ana, buyers are finding better value elsewhere. The Craftsman architecture is appealing, but 574 sq ft for a 1bd/2ba ADU is an unusual configuration that may be limiting appraisal support.
1815 N Westwood Avenue — $1,095,000 — West Floral Park neighborhood (Santa Ana North of First, 92706), 2 days on market. A 2bd/2ba main home on a 9,228 sq ft lot (one of the largest in this dataset) with a detached studio ADU. The West Floral Park location is genuinely appealing — charming established neighborhood, oversized lot, entry price for the area. The ADU is currently rented at $1,595/month. But buyers and their agents need to read the private remarks carefully: the agent explicitly states the ADU was built without a permit. All shared meters. No separate address. If you're considering this property, how to sell or buy a home with an unpermitted ADU explains the financing, appraisal, and lender complications this creates. The lot and location have real upside potential for a buyer who can navigate the permit path — but price it accordingly.
North Tustin / Luxury Tier
18861 Fairhaven Avenue — $1,982,000 (reduced from $2,100,000) — Two homes on a 14,110 sq ft lot in North Tustin. The main residence is a fully renovated 4bd/2ba (1,800 sq ft, two primary suites) and the detached second home is a recently remodeled 1bd/1ba (~1,000 sq ft). Not currently rented. The $118,000 price reduction suggests the market hasn't validated the original ask. 18 days on market. This is a lifestyle purchase with income potential, not a pure income play.
12344 Circula Panorama — $2,698,000 — A three-level 5bd/4.5ba home (5,400 sq ft) with panoramic city and mountain views in North Tustin. The ADU is a 700 sq ft attached lower-level unit with separate access, full kitchen, and bath — not currently rented. 8 days on market. EV charger, 3-car garage, Orange Unified schools. The $2K price reduction from original list is nominal. For buyers at this price point, the views and lot are the primary draw; the ADU is a secondary benefit.
2240 Foothill Boulevard — $3,495,000 — A custom Spanish-style home in Lemon Heights (North Tustin) with a backyard casita/ADU (~400 sq ft). Listed since May 2025 — 374 days on market with a prior price change in February 2026. At nearly $1,000 per square foot for the main home and a studio casita with no income, the pricing challenge here is obvious. This is the long end of the North Tustin luxury market, and it hasn't found a buyer at this price.
Pending: One Property Under Contract
122 N Bewley Street — $1,275,000 — This one went pending after 32 days on market, and it's instructive. A fully renovated R2-zoned property in Santa Ana North of First: a 4bd/2.5ba main residence (1,551 sq ft, fully remodeled) plus a brand-new 2bd/1ba ADU (783 sq ft, built 2025, separate address). Solar included. Both units vacant at time of offer. Accepts cash, conventional, and VA financing — and the VA-eligible terms likely expanded the buyer pool meaningfully. The R2 zoning (Two-Family Residence) gives a buyer cleaner lender options than a straight SFR with ADU in some cases. 32 days to contract on a renovated property in Santa Ana's North of First corridor is a reasonable read on current demand.
Closed Sales: What the Market Actually Paid
614 N Shelton Street — Closed $857,000 — The most important comp in this dataset. Listed at $849,000, closed in 6 days at $857,000 — $8K over asking. Conventional financing. A 3bd/1ba main home paired with a brand-new fully permitted 750 sq ft ADU (2bd/1ba, built 2024, detached, solar, separate electric meter). Located just minutes from Downtown Santa Ana, the 4th Street Market, and the Arts District. Both units delivered vacant at closing. At $857,000, this is the most affordable ADU property close in this entire Orange County market survey. The 6-day close and over-asking sale confirm that correctly priced, well-positioned properties in this Santa Ana corridor absorb instantly. This is the benchmark.
928 S Laurel Street — Closed $1,125,000 — Listed at $1,100,000, closed in 20 days at $1,125,000 — $25K over asking. FHA financing. A fully remodeled 4bd/2ba main residence paired with an attached 1bd/1ba Junior ADU (356 sq ft) with its own private entrance and full kitchen. The FHA close is notable: Fannie Mae's ADU income qualification guidelines allow lenders to count ADU income when underwriting, and this FHA transaction signals that attached JADUs can still qualify buyers for expanded purchasing power when they're properly documented. Located near Thornton Park and Centennial Regional Park in South Santa Ana.
12831 Fairhaven Extension — Closed $2,250,000 — The luxury tier's proof point. Listed at $2,100,000, closed in 11 days at $2,250,000 — $150,000 over asking. Cash to loan financing. A 4bd/3.5ba main home (3,165 sq ft) on a 20,400 sq ft lot (nearly half an acre) in North Tustin with a detached 1bd/1ba casita (~470 sq ft), 3-car garage, circular driveway, and two RV parking areas. The $150K over-ask in 11 days tells you that the right North Tustin property at the right price still generates serious buyer competition — the luxury tier isn't dead, it just has a narrow price tolerance.
What the Numbers Tell You
Santa Ana has Orange County's lowest ADU entry point. The 614 N Shelton close at $857,000 is the most affordable ADU property sale in any OC city covered in this market series. For context, Anaheim's cheapest close was $1,200,000. Santa Ana's entry-level market is genuinely accessible to a broader buyer pool, including FHA and VA borrowers.
The income math is the strongest in OC at this price range. 1411 W 7th Street's $7,240/month gross rent at a $1,375,000 ask produces a gross yield over 6.3%. The 1621 S Diamond property shows $6,050/month at $1,135,000. These numbers outperform what you typically see at these price points in Garden Grove or Long Beach, where the same income levels require higher acquisition costs.
Permitted, new-construction ADUs close fast and above asking. 614 N Shelton (6 days, over asking), 928 S Laurel (20 days, over asking), 12831 Fairhaven Extension (11 days, $150K over asking) — all three closings featured recent or new-construction ADUs and sold above list price. Meanwhile, 408 S Flower (384 days) and 2240 Foothill (374 days) are dragging. The variable separating them isn't location — it's the quality and clarity of the ADU story.
Unpermitted ADUs kill financing and deals. The 1815 N Westwood listing explicitly flags an unpermitted ADU. This is not a footnote — it's a foundational deal risk. Understanding how lenders and appraisers treat unpermitted ADU properties explains why unpermitted units create appraisal gaps that conventional lenders won't bridge. Buyers need to either price in the permitting cost or find a cash buyer willing to absorb the risk.
The long-DOM problem is almost always about pricing or terms, not location. Both 408 S Flower (384 days) and 1246 S Baker (373 days) are in solid Santa Ana locations with income-producing ADUs. Their extended time on market reflects mispricing and seller-friendly terms (as-is, no appraisal contingency) that push buyers toward better alternatives. At the right price, both properties move — the market is telling the sellers what that price is.
The Rental Income Picture
Santa Ana's ADU rental market is strong across all size ranges. Based on the comps in this dataset and current market conditions:
Studio/JADU ADUs: $1,400–$1,800/month depending on condition and location
1-bedroom ADUs: $1,800–$2,400/month
2-bedroom ADUs: $2,400–$3,200/month
3-bedroom ADUs (new construction): $3,500–$3,800/month
The 1411 W 7th ADU at $3,650/month for a brand-new 3bd/2ba is at the top of the market and reflects new construction pricing. The 614 N Shelton ADU — a 2024-built 2bd/1ba — would realistically rent in the $2,200–$2,600/month range. The 1246 S Baker ADU is currently rented at $3,350/month for a 2bd/2ba with 1,000 sq ft and paid-off solar, which represents the premium end for that configuration.
Vacancy risk in Santa Ana is low. Santa Ana College's 22,000+ student enrollment, the hospital and medical office corridor, and the density of service-sector employment in the area create demand from multiple tenant profiles simultaneously. The Arts District and 4th Street Market have also increased the desirability of properties in the Downtown corridor, particularly for younger professionals.
Santa Ana ADU Rules: What Buyers and Sellers Need to Know
Santa Ana's local ADU ordinance aligns with California state ADU law, which allows up to one standard ADU and one Junior ADU per single-family lot. The city's full development standards are published on the City of Santa Ana's ADU/JADU Development Standards page. Key parameters:
ADUs permitted in R1, R2, R3, R4 zones and any Specific Development where residential use is allowed
Standard ADU maximum: 850 sq ft (1 bedroom) or 1,000 sq ft (2 bedroom or more) — note this is more permissive than what some cities allow
Junior ADU maximum: 500 sq ft, must be within existing home or attached garage
Maximum setback for new detached ADU: 4 feet from rear and side property lines
Santa Ana offers a Pre-Approved ADU Plans Program — a selection of ready-to-use building plans that reduce pre-construction costs and speed permitting. This is worth knowing if you're considering building rather than buying
No owner-occupancy requirement for ADU rentals (state law preempts local restrictions)
One important note from this comp set: the R2 zoning on 122 N Bewley creates a different lender and appraisal framework than a standard SFR/ADU combination — if you're targeting multi-unit configurations in Santa Ana, verifying zoning before making assumptions about financing is essential.
Who Should Be Paying Attention
Entry-level ADU investors — the 614 N Shelton close at $857,000 with a brand-new permitted ADU near Downtown Santa Ana is the template. Newly built, fully permitted, separately metered, close to transit and the Arts District. That profile consistently closes fast and above asking. Find the next version of it.
Income-focused buyers — 1411 W 7th and 1621 S Diamond are generating $7,240/month and $6,050/month respectively at sub-$1.4M acquisition costs. At these yields, the income story in Santa Ana is among the strongest in Orange County. Buyers willing to deal with tenant-occupied friction can find real value here.
FHA and VA buyers — Santa Ana's entry-level ADU market is meaningfully accessible to government-backed loan buyers in a way that most OC cities are not. The 928 S Laurel FHA close and the 122 N Bewley VA-eligible listing both confirm this. The Fannie Mae ADU income guidelines also allow lenders to count ADU income at underwriting when it meets documentation requirements — which can meaningfully expand purchasing power.
Sellers with unpermitted ADUs — the 1815 N Westwood situation is a live example of what happens when a property hits the market with a known unpermitted unit. The buyer pool shrinks to cash buyers and risk-tolerant conventional buyers. Price accordingly, or go through the permit process first. The City of Santa Ana's Pre-Approved ADU plans program may provide a cost-effective path to legalization that improves your eventual sale price more than it costs.
North Tustin buyers — 12831 Fairhaven Extension's $150K over-ask close confirms that the right property in North Tustin still attracts competitive offers. If you're in the market at $2M+, the current actives — particularly 18861 Fairhaven with its $118K price reduction — may offer negotiating room that wouldn't have existed six months ago.
Dylan Serna is an ADU specialist agent at eXp Realty serving Orange County and LA County. DRE# 02217359. Data sourced from CRMLS, May 2026. All square footage, rental income figures, and financial data are approximate; buyers should independently verify all information.
