Rosa Scalio, real estate agent in Diamond Bar License active & verified
Real estate agent · Diamond Bar, California

Rosa Scalio

Agent, Century 21 Masters ·CA DRE #01078259

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
19
homes closed, last 24 mo
▲ More than 99% of 1,091 Diamond Bar-area agents
$20.3M
closed sales volume
$972K median sale price
99.0%
of list price achieved on sales
area average 99.3%
10%
of listings needed a price cut
▲ Area average is 26%
Rosa Scalio is a licensed real estate agent (CA DRE #01078259) with Century 21 Masters in Diamond Bar, CA, with 19 closed transactions verified in public records over the last 24 months at a median sale price of $971,944 and an average 22 days on market on listings (3 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 Rosa

Compiled from public sources — not written by the agent

Rosa Scalio is a real estate agent affiliated with Century 21 Masters, with an office located at 21700 East Copley Drive Ste 180 & 395 in Diamond Bar, CA. She is listed as a top real estate agent in Diamond Bar and has a professional email and phone numbers associated with her profile.

Residential

What clients say elsewhere

AI synthesis of publicly posted reviews on other platforms

Rosa Scalio holds a 4.6-star rating based on 5 reviews, with multiple clients describing her as an excellent and highly recommended agent.

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

19 2023 13 2024 4 2025 8 2026

Price range of closed sales

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

$790K $972K $1.2M mkt $990K
Middle 50% of sale prices; dot = agent median, dashed = market median

Who Rosa represents

44 total closed sides, 2023–2026

23 seller-side (52%) 21 buyer-side (48%) + 88 lease transactions, excluded from sale stats
Avg days on market
22
3 days slower than the market median
Active listings now
4
on market today
Closed 2023–2026
44
incl. 88 leases

Where Rosa sells

Closed sales by ZIP, last 24 months

91765
Diamond Bar
Sales4
Median price$1.1M
DOM vs ZIP median12 vs 19
91789
Walnut
Sales3
Median price$1.5M
DOM vs ZIP median101 vs 19
91709
Chino Hills
Sales2
Median price$880K
DOM vs ZIP median50 vs 18
ZIPCity Sales (24 mo)Median priceAvg DOM
92618 Irvine 1 $1.4M
91745 Hacienda Heights 1 $900K
91792 West Covina 1 $820K
91739 Rancho Cucamonga 1 $1.8M
91762 Ontario 1 $770K
91767 Pomona 1 $816K
91773 San Dimas 1 $620K
91791 West Covina 1 $1.1M
92879 Corona 1 $319K

Questions to ask Rosa in an interview

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

  1. Your listings average 22 days on market vs the 19-day local median — what's your marketing plan?
  2. Your typical sale is $972K — 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
Rosa Scalio 19 $972K 22 99.0% 10%
Jiake Wu 10 $969K 28 95.8% 14%
Myoung Joo Lee 4 $968K
Vivian Li 5 $977K
Ivy Zhao 7 $978K
Yasmine Ahmed 7 $965K

Frequently asked questions

How many homes has Rosa Scalio sold?

Rosa Scalio has 44 publicly recorded closed transactions in 2023–2026, including 19 in the last 24 months (23 representing sellers, 21 representing buyers over the full period).

What price range does Rosa Scalio work in?

Rosa Scalio's closed sales have a median price of $971,944; the middle 50% of transactions fall between $789,500 and $1,242,500.

Is Rosa Scalio's license active?

Rosa Scalio holds an active California DRE license (#01078259). License status can be verified on the California DRE public lookup.

What do Rosa Scalio's reviews say?

Rosa Scalio holds a 4.6-star rating based on 5 reviews, with multiple clients describing her as an excellent and highly recommended agent.

Rosa ScalioCentury 21 Masters · 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; Rosa's career may predate it