Pending
$229,900
Est. $1,462/mo —
3
bd
•
2 ba
•
1,376
sq ft

421 Serg Loop, Alamo, TX 78516

map-entry

About this home

Single-familyProperty Type
2025Year Built
6,250 sq ftLot Size
$167Price/Sq.Ft.
1 car garageParking
Listed by Ramon Mancinas • Keller Williams Realty Rgv
Listing updated:
Redfin checked: a minute ago
•Source:MCALLENMLS #496993
201 days on Redfin • 8 views • 1 favorites

Payment calculator

$1,462 per month

Principal and interest$1,286
Property taxes
HOA dues
Home insurance
Utilities
Down payment
20% ($45,980)
Home price
$229,900
Loan details
30-yr fixed, 7.5%
5 minutes to get started. No credit impact. 

Open houses

No upcoming open houses.

Around this home

Schools

Capt D Salinas II Elementary School

Public PreK-5 • Assigned • 7.2mi

7/10
A P Solis Middle School

Public 6-8 • Assigned • 3.1mi

8/10
Donna High School

Public 9-12 • Assigned • 4.3mi

4/10
Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Market insights

421 Serg Loop · $229,900
DAYS ON MARKET
201 days
The average home goes pending in 82 days.
SALE-TO-LIST
97.6%
Most homes are selling 2% below list price.
LIST PRICE
$229,900
Median sale price in this area is $245,000. (7% higher than this home)
PRICE DROP
0 price drops
16% of homes in this area have had a price drop in the past month.

Property details

Kitchen

Kitchen

Bathroom

Bathroom

Bedroom

Bedroom

Living

Living

  • Interior features
  • Entrance foyer
  • Quartz countertops
  • Ceiling fans
  • Decorative/high ceilings
  • Split bedroom floorplan
  • Walk-in closet(s)
  • No window coverings
  • Bedrooms
  • Master bedroom with walk-in closet(s)
  • Bathrooms
  • 2 full bathrooms
  • Kitchen
  • No conveying appliances
  • Electric water heater (in garage)
  • Laundry & utility
  • Laundry room with washer/dryer connections
  • Flooring
  • Tile flooring
  • Heating & cooling
  • Central heating
  • Central air conditioning
  • Thermostat (energy efficient feature)
  • Smoke detector(s)

Sale and tax history for 421 Serg Loop

Public record

Beds
3
Baths
2
Stories
—
Lot width
50 ft.
Lot depth
125 ft.
Lot size
6,251 Sq. Ft.
Year renovated
2025
Finished Sq. Ft.
1,447
Unfinished Sq. Ft.
—
Total Sq. Ft.
1,447
Year built
2025
Style
Single Family Residential
County
Hidalgo County
APN
C9395-00-000-0080-00
Parking Spaces
—
Basement
—
Accessible
—
HOA Dues
—
Garage
—
Features
—
Last updated by owner on Sep 22, 2026.

Climate risks

1/10 Flood Factor

Minimal risk of a flood reaching the building in the next 30 years

2/10 Fire Factor

0.00% chance of being in a wildfire in next 30 years

9/10 Heat Factor

7 days above 111° expected this year, 23 days in 30 years

8/10 Wind Factor

99% chance of strong winds in next 30 years

1/10 Air Factor

0 unhealthy days expected this year, 0 days in 30 years

Provided by First Street

Historical weather

Alamo, TX • 78516
Average low and high temperatures (°F)
70
51
81
58
88
65
87
70
91
74
94
79
97
79
99
78
94
76
91
70
86
65
78
60
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Sun exposure

95/ 100

Exceptional sunlight

Sunscore

There appears to be minimal shading by surrounding buildings, terrain, and vegetation.

9 hrs
6.8 hrs
JuneDecember
Provided by Shadowmap

Redfin Estimate for 421 Serg Loop

$230,069
$169 over list price of $230K
Nearby comparable homes
The Redfin Estimate uses 6 recent nearby sales, priced between $215K to $250K.

More resources

Rental earnings

Est. $1,814 per month, based on comparable rentals

This home is pending

The seller has accepted an offer, and this property is now pending.

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GreatSchools Ratings provided by GreatSchools.org.