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US ZIP Code Profile

ZIP Code 78123
Mc Queeney, Texas

ZIP code 78123 is in Mc Queeney, located in Guadalupe County, Texas, within the San Antonio-New Braunfels metro area. Its 2020 Census population was 2,291. The estimated median adjusted gross income per tax return is $45,417, and about 9% of filers report $200,000 or more.

2020 Population
2,291
Census ZCTA
County
Guadalupe
FIPS 48187
Median income (est.)
$45,417
IRS SOI 2022
Land Area
3.914 mi²
+ 0.359 mi² water

01Location & Geography

Authoritative geographic identifiers from the U.S. Census Bureau, ANSI, and FIPS standards.

Primary CityMc Queeney, TX
CountyGuadalupe County (FIPS 48187)
StateTexas (FIPS 48)
Metro Area (MSA)San Antonio-New Braunfels, TX Metro Area (41700)
Census Region / DivisionSouth Region · West South Central Division
Coordinates29.600452, -98.04758
Land / Water Area3.914 mi² land · 0.359 mi² water

02Income & Economics

Distribution of the 1,150 individual tax returns filed in 78123 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
28.7%
$25K–$50K
26.1%
$50K–$75K
15.7%
$75K–$100K
7.8%
$100K–$200K
13.0%
$200K+
8.7%
The $200,000+ bracket accounts for 57% of 78123's total adjusted gross income, from 9% of returns — a concentration that drives the gap between the median ($45,417) and the average.
Estimated median = median adjusted gross income per tax return, interpolated from IRS SOI brackets. Differs from U.S. Census household income.

03Income Over Time

Year-over-year change in 78123's IRS income metrics, 2020–2022.

Median income (2021→2022)
$45,417
▲ 7.1%
Filers earning $200K+
8.7%
▲ 1.1 pt
Total filers
1,150
▼ 2.5%
GET /zipc/v2/zipcodes/78123/soi?year=… $40K 2020 $42K 2021 $45K 2022
Median = adjusted gross income per return, interpolated from IRS SOI brackets. Figures are nominal (not inflation-adjusted).

04Population Trend

Decennial U.S. Census population for the 78123 ZCTA.

2000
2,338
 
2010
2,397
▲ +2.5%
2020
2,291
▼ -4.4%

05USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP ClassificationNon-Unique Zip
Facility TypePost Office
Carrier Route SortD
USPS Finance Number485520
City AliasesMc Queeney, Mcqueeney

06Frequently Asked Questions

What county is ZIP code 78123 in?

ZIP code 78123 is in Guadalupe County, Texas (county FIPS code 48187).

What city is ZIP code 78123?

The primary USPS city for 78123 is Mc Queeney, TX.

What metro area (MSA) is 78123 in?

78123 is part of the San Antonio-New Braunfels, TX Metro Area (MSA code 41700).

What is the population of ZIP code 78123?

The 2020 Census population of 78123 was 2,291 residents.

What is the median income in ZIP code 78123?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 78123 is about $45,417, with around 9% of filers reporting $200,000 or more. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.