SB
License active & verified
Real estate agent · Glendora, California

Stephen Biskup

Agent, Sotheby's International Realty ·CA DRE #01854478

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
9
homes closed, last 24 mo
▲ More than 99% of 1,067 Glendora-area agents
$9.6M
closed sales volume
$892K median sale price
98.1%
of list price achieved on sales
area average 99.5%
14%
of listings needed a price cut
▲ Area average is 27%
Stephen Biskup is a licensed real estate agent (CA DRE #01854478) with Sotheby's International Realty in Glendora, CA, with 9 closed transactions verified in public records over the last 24 months at a median sale price of $892,499 and an average 89 days on market on listings (71 days slower than the market median). That is more recent sales in Glendora than 99% of the 1,067 agents active there.
Source: California public property records. Updated monthly. How we compute these numbers →

About Stephen

Compiled from public sources — not written by the agent

Stephen Biskup is a real estate agent affiliated with Sotheby’s International Realty, holding license number 01854478. The provided text does not contain any biographical details, years of experience, team affiliation, specialties, languages, or client reviews.

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

2 2023 4 2024 3 2025 3 2026

Price range of closed sales

Middle 50% of Stephen's transactions vs the Glendora market

$781K $892K $1.2M mkt $895K
Middle 50% of sale prices; dot = agent median, dashed = market median

Who Stephen represents

12 total closed sides, 2023–2026

8 seller-side (67%) 4 buyer-side (33%)
Avg days on market
89
71 days slower than the market median
Active listings now
4
on market today
Closed 2023–2026
12

Where Stephen sells

Closed sales by ZIP, last 24 months

91741
Glendora
Sales2
Median price$1.4M
92705
Santa Ana
Sales2
Median price$1.2M
90606
Whittier
Sales1
Median price$770K
ZIPCity Sales (24 mo)Median priceAvg DOM
91208 Glendale 1 $1.2M
91702 Azusa 1 $795K
91722 Covina 1 $855K
91780 Temple City 1 $785K

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

Questions to ask Stephen in an interview

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

  1. Your listings average 89 days on market vs the 18-day local median — what's your marketing plan?
  2. Your typical sale is $892K — 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 Glendora agents

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

AgentSales (24 mo)Median priceAvg DOMSale÷listPrice cuts
Stephen Biskup 9 $892K 89 98.1% 14%
Rachel Ain 5 $893K
Denise Guan 7 $894K
Jacklyn Hamilton 5 $890K
Tanya Sims 10 $897K 27 96.5% 43%
Maureen Haney 76 $885K 26 100.0% 22%

Frequently asked questions

How many homes has Stephen Biskup sold?

Stephen Biskup has 12 publicly recorded closed transactions in 2023–2026, including 9 in the last 24 months (8 representing sellers, 4 representing buyers over the full period).

What price range does Stephen Biskup work in?

Stephen Biskup's closed sales have a median price of $892,499; the middle 50% of transactions fall between $781,250 and $1,225,000.

Is Stephen Biskup's license active?

Stephen Biskup holds an active California DRE license (#01854478). License status can be verified on the California DRE public lookup.

Stephen BiskupSotheby's International Realty · Glendora, CA
Check my fit

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