The verified record

Every number below is computed from public records of closed sales, last 24 months · how we compute this
89
homes closed, last 24 mo
▲ More than 99% of 2,062 Lancaster-area agents
$2.8M
closed sales volume
$22K median sale price
88.8%
of list price achieved on sales
area average 97.9%
23%
of listings needed a price cut
▲ Area average is 34%
Karmen Mastin is a licensed real estate agent (CA DRE #00988013) with Big Valley Real Estate in Lancaster, CA, with 89 closed transactions verified in public records over the last 24 months at a median sale price of $22,000 and an average 236 days on market on listings (206 days slower than the market median). That is more recent sales in Lancaster than 99% of the 2,062 agents active there.
Source: California public property records. Updated monthly. How we compute these numbers →

About Karmen

Compiled from public sources — not written by the agent

Karmen Mastin is a California Broker with license #00988013 who began her real estate career in the late 1980s alongside her parents. She currently serves as the managing broker for Big Valley Real Estate, a role she assumed in 2021 following the passing of her father, founder Tom Mastin.

New Home SalesVacant Land salesREO salesValuation services

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

56 2023 59 2024 38 2025 18 2026

Price range of closed sales

Middle 50% of Karmen's transactions vs the Lancaster market

$12K $22K $37K mkt $455K
Middle 50% of sale prices; dot = agent median, dashed = market median

Who Karmen represents

171 total closed sides, 2023–2026

150 seller-side (88%) 21 buyer-side (12%)
Avg days on market
236
206 days slower than the market median
Active listings now
92
on market today
Closed 2023–2026
171

Where Karmen sells

Closed sales by ZIP, last 24 months

93535
Lancaster
Sales23
Median price$15K
DOM vs ZIP median327 vs 31
93505
California City
Sales14
Median price$19K
DOM vs ZIP median111 vs 55
93536
Lancaster
Sales12
Median price$20K
DOM vs ZIP median194 vs 32
ZIPCity Sales (24 mo)Median priceAvg DOM
93544 Llano 6 $25K 131
93532 Lake Hughes 5 $16K 184
93560 Rosamond 4 $18K 332
91384 Val Verde 3 $20K 271
93543 Littlerock 2 $34K 157
93591 Palmdale 2 $30K 274
93553 Pearblossom 2 $27K 118
93550 Palmdale 2 $35K 82
92325 Crestline 2 $11K

Questions to ask Karmen in an interview

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

  1. Your listings average 236 days on market vs the 30-day local median — what's your marketing plan?
  2. Your typical sale is $22K — 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 Lancaster agents

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

AgentSales (24 mo)Median priceAvg DOMSale÷listPrice cuts
Karmen Mastin 89 $22K 236 88.8% 23%
Kirk Swirczynski 67 $22K 107 87.9% 19%
Sara Garton 8 $21K
Wesly Iniguez 50 $20K 179 86.5% 18%
William Ryan 19 $20K
Beth Morales 37 $19K 114 89.3% 36%

Frequently asked questions

How many homes has Karmen Mastin sold?

Karmen Mastin has 171 publicly recorded closed transactions in 2023–2026, including 89 in the last 24 months (150 representing sellers, 21 representing buyers over the full period).

What price range does Karmen Mastin work in?

Karmen Mastin's closed sales have a median price of $22,000; the middle 50% of transactions fall between $12,000 and $37,250.

Is Karmen Mastin's license active?

Karmen Mastin holds an active California DRE license (#00988013). License status can be verified on the California DRE public lookup.

Karmen MastinBig Valley Real Estate · Lancaster, CA
Check my fit

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