WS
License active & verified
Real estate agent · Rancho Mission Viejo, California

William Sinon

Agent, Kielty Realty ·CA DRE #01947343

Verify license on CA DRE Unclaimed profile — built from public records

The verified record

Every number below is computed from public records of closed sales, last 24 months · how we compute this
18
homes closed, last 24 mo
▲ More than 99% of 578 Rancho Mission Viejo-area agents
$17.2M
closed sales volume
$795K median sale price
98.9%
of list price achieved on sales
area average 99.1%
13%
of listings needed a price cut
▲ Area average is 38%
William Sinon is a licensed real estate agent (CA DRE #01947343) with Kielty Realty in Rancho Mission Viejo, CA, with 18 closed transactions verified in public records over the last 24 months at a median sale price of $795,000 and an average 14 days on market on listings (18 days faster than the market median). That is more recent sales in Rancho Mission Viejo than 99% of the 578 agents active there.
Source: California public property records. Updated monthly. How we compute these numbers →

About William

Compiled from public sources — not written by the agent

William Sinon is a real estate agent with Kielty Realty, located at 23 Maitland Rd, Ladera Ranch, CA 92694. He serves the South Orange County, CA area and is a local Ladera Ranch resident.

BuyingSellingLeasing

What clients say elsewhere

AI synthesis of publicly posted reviews on other platforms

The business has a 5.0-star rating with 10+ reviews elsewhere, although there are no reviews listed on BizArchive.

We don't host reviews yet — when we do, every review will be tied to a verified transaction. Read the originals via the links in the sidebar.

Performance in detail

Verified from public records · 2023–2026 · metrics shown only where at least 3 closed listings support them

Closed transactions by year

Current year is partial

3 2023 9 2024 10 2025 3 2026

Price range of closed sales

Middle 50% of William's transactions vs the Rancho Mission Viejo market

$720K $795K $1.1M mkt $1.1M
Middle 50% of sale prices; dot = agent median, dashed = market median

Who William represents

25 total closed sides, 2023–2026

11 seller-side (44%) 14 buyer-side (56%) + 5 lease transactions, excluded from sale stats
Avg days on market
14
18 days faster than the market median
Active listings now
0
on market today
Closed 2023–2026
25
incl. 5 leases

Where William sells

Closed sales by ZIP, last 24 months

92694
Rancho Mission Viejo
Sales4
Median price$965K
DOM vs ZIP median9 vs 22
92679
Trabuco Canyon
Sales3
Median price$1.2M
92399
Yucaipa
Sales2
Median price$720K
DOM vs ZIP median20 vs 26
ZIPCity Sales (24 mo)Median priceAvg DOM
92626 Costa Mesa 2 $832K
92675 San Juan Capistrano 2 $1.6M
92691 Mission Viejo 2 $605K
92692 Mission Viejo 1 $860K
92808 Anaheim Hills 1 $1.1M
92835 Fullerton 1 $795K

3 more ZIPs with older sales (before the last 24 months) not shown.

Questions to ask William in an interview

Generated from this agent's own public sales record — bring them to your first call

  1. Your typical sale is $795K — how does your approach change for a home like mine?
  2. Who will I actually work with day-to-day — you or a team member?

Compare with similar Rancho Mission Viejo agents

Ranked by verified sales in public records, last 24 months — no agent pays for placement

AgentSales (24 mo)Median priceAvg DOMSale÷listPrice cuts
William Sinon 18 $795K 14 98.9% 13%
Amber Allen 6 $794K 51 99.2% 0%
Silvia Berlin 5 $764K 28 101.3% 33%
Shelly Calderon 7 $840K 28 99.3% 25%
Sabrina Alvarado 6 $850K
Steven Shadell 6 $850K 115 96.3% 50%

Frequently asked questions

How many homes has William Sinon sold?

William Sinon has 25 publicly recorded closed transactions in 2023–2026, including 18 in the last 24 months (11 representing sellers, 14 representing buyers over the full period).

What price range does William Sinon work in?

William Sinon's closed sales have a median price of $795,000; the middle 50% of transactions fall between $720,000 and $1,110,000.

Is William Sinon's license active?

William Sinon holds an active California DRE license (#01947343). License status can be verified on the California DRE public lookup.

What do William Sinon's reviews say?

The business has a 5.0-star rating with 10+ reviews elsewhere, although there are no reviews listed on BizArchive.

William SinonKielty Realty · Rancho Mission Viejo, CA
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Data window 2023–2026, computed 2026-07-11 · Dispute or correct this data · *our public sales record begins 2023; William's career may predate it