Jack Tsai, real estate agent in Diamond Bar License active & verified
Real estate agent · Diamond Bar, California

Jack Tsai

Agent, Exp Realty of California Inc ·CA DRE #01859006

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
22
homes closed, last 24 mo
▲ More than 99% of 1,091 Diamond Bar-area agents
$32.3M
closed sales volume
$860K median sale price
99.4%
of list price achieved on sales
area average 99.3%
9%
of listings needed a price cut
▲ Area average is 26%
Jack Tsai is a licensed real estate agent (CA DRE #01859006) with Exp Realty of California Inc in Diamond Bar, CA, with 22 closed transactions verified in public records over the last 24 months at a median sale price of $860,000 and an average 36 days on market on listings (17 days slower than the market median). That is more recent sales in Diamond Bar than 99% of the 1,091 agents active there.
Source: California public property records. Updated monthly. How we compute these numbers →

About Jack

Compiled from public sources — not written by the agent

Jack Tsai is a Broker Associate at EXP Realty who has been a member since November 2025. He has recorded $3M in sales volume with 1 closed transaction involving 12K sf of area.

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

11 2023 14 2024 9 2025 6 2026

Price range of closed sales

Middle 50% of Jack's transactions vs the Diamond Bar market

$740K $860K $1.1M mkt $990K
Middle 50% of sale prices; dot = agent median, dashed = market median

Who Jack represents

40 total closed sides, 2023–2026

20 seller-side (50%) 20 buyer-side (50%) + 37 lease transactions, excluded from sale stats
Avg days on market
36
17 days slower than the market median
Active listings now
2
on market today
Closed 2023–2026
40
incl. 37 leases

Where Jack sells

Closed sales by ZIP, last 24 months

91765
Diamond Bar
Sales3
Median price$835K
91745
Hacienda Heights
Sales2
Median price$837K
91732
El Monte
Sales1
Median price$840K
DOM vs ZIP median28 vs 19
ZIPCity Sales (24 mo)Median priceAvg DOM
91748 Rowland Heights 1 $1.4M
92880 Eastvale 1 $945K
91006 Arcadia 1 $1.0M
90220 Compton 1 $720K
91030 South Pasadena 1 $1.3M
91101 Pasadena 1 $850K
91710 Chino 1 $550K
91762 Ontario 1 $390K
91764 Ontario 1 $540K

Questions to ask Jack in an interview

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

  1. Your listings average 36 days on market vs the 19-day local median — what's your marketing plan?
  2. Your typical sale is $860K — how does your approach change for a home like mine?
  3. Who will I actually work with day-to-day — you or a team member?

Compare with similar Diamond Bar agents

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

AgentSales (24 mo)Median priceAvg DOMSale÷listPrice cuts
Jack Tsai 22 $860K 36 99.4% 9%
Preston Cross 5 $860K
Jun Zhou 18 $858K 31 95.3% 9%
Lily Sie Sulistyowati 16 $863K 43 97.8% 46%
Raymond Tsai 44 $863K 42 99.9% 31%
Lucy Chien 6 $865K 51 98.7% 50%

Frequently asked questions

How many homes has Jack Tsai sold?

Jack Tsai has 40 publicly recorded closed transactions in 2023–2026, including 22 in the last 24 months (20 representing sellers, 20 representing buyers over the full period).

What price range does Jack Tsai work in?

Jack Tsai's closed sales have a median price of $860,000; the middle 50% of transactions fall between $740,000 and $1,053,250.

Is Jack Tsai's license active?

Jack Tsai holds an active California DRE license (#01859006). License status can be verified on the California DRE public lookup.

Jack TsaiExp Realty of California Inc · Diamond Bar, CA
Check my fit

Data window 2023–2026, computed 2026-07-11 · Dispute or correct this data · *our public sales record begins 2023; Jack's career may predate it