MS
License active & verified
Real estate agent · Ontario, California

Mariana Sumampouw

Agent, Homequest Real Estate ·19+ years experience ·CA DRE #01821353

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
13
homes closed, last 24 mo
▲ More than 99% of 2,837 Ontario-area agents
$12.1M
closed sales volume
$735K median sale price
99.4%
of list price achieved on sales
area average 99.7%
38%
of listings needed a price cut
Area average is 33%
Mariana Sumampouw is a licensed real estate agent (CA DRE #01821353) with Homequest Real Estate in Ontario, CA, with 13 closed transactions verified in public records over the last 24 months at a median sale price of $735,000 and an average 35 days on market on listings (11 days slower than the market median). That is more recent sales in Ontario than 99% of the 2,837 agents active there.
Source: California public property records. Updated monthly. How we compute these numbers →

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

16 2023 8 2024 6 2025 3 2026

Price range of closed sales

Middle 50% of Mariana's transactions vs the Ontario market

$570K $735K $850K mkt $650K
Middle 50% of sale prices; dot = agent median, dashed = market median

Who Mariana represents

33 total closed sides, 2023–2026

18 seller-side (55%) 15 buyer-side (45%) + 38 lease transactions, excluded from sale stats
Avg days on market
35
11 days slower than the market median
Active listings now
2
on market today
Closed 2023–2026
33
incl. 38 leases

Where Mariana sells

Closed sales by ZIP, last 24 months

91104
Pasadena
Sales2
Median price$1.5M
91739
Rancho Cucamonga
Sales2
Median price$848K
92240
Desert Hot Springs
Sales2
Median price$505K
ZIPCity Sales (24 mo)Median priceAvg DOM
92234 Cathedral City 1 $625K
91786 Upland 1 $700K
90603 Whittier 1 $1.0M
90605 Whittier 1 $832K
91754 Monterey Park 1 $930K
91765 Diamond Bar 1 $1.4M
92591 Temecula 1 $800K

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

Questions to ask Mariana in an interview

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

  1. 38% of your listings needed a price cut — how do you set the initial list price?
  2. Your listings average 35 days on market vs the 24-day local median — what's your marketing plan?
  3. Your typical sale is $735K — how does your approach change for a home like mine?
  4. Who will I actually work with day-to-day — you or a team member?

Compare with similar Ontario agents

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

AgentSales (24 mo)Median priceAvg DOMSale÷listPrice cuts
Mariana Sumampouw 13 $735K 35 99.4% 38%
Victoria Herrera 3 $737K
Chihwei Lu 23 $730K 38 98.9% 64%
Jessica Jones 10 $730K 18 100.0% 25%
Vicente Saucedo 4 $740K
Kelly Weathers 1 $741K

Frequently asked questions

How many homes has Mariana Sumampouw sold?

Mariana Sumampouw has 33 publicly recorded closed transactions in 2023–2026, including 13 in the last 24 months (18 representing sellers, 15 representing buyers over the full period).

What price range does Mariana Sumampouw work in?

Mariana Sumampouw's closed sales have a median price of $735,000; the middle 50% of transactions fall between $570,000 and $850,000.

Is Mariana Sumampouw's license active?

Mariana Sumampouw holds an active California DRE license (#01821353). License status can be verified on the California DRE public lookup.

Mariana SumampouwHomequest Real Estate · Ontario, CA
Check my fit

Data window 2023–2026, computed 2026-07-22 · Dispute or correct this data · *our public sales record begins 2023; Mariana's career may predate it