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US ZIP Code Profile

ZIP Code 75078
Prosper, Texas

ZIP code 75078 is in Prosper, located in Collin County, Texas, within the Dallas-Fort Worth-Arlington metro area. Its 2020 Census population was 38,980. The estimated median adjusted gross income per tax return is $147,901, and about 37% of filers report $200,000 or more.

2020 Population
38,980
Census ZCTA
County
Collin
FIPS 48085
Median income (est.)
$147,901
IRS SOI 2022
Land Area
32.761 mi²
+ 0.232 mi² water

01Location & Geography

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

Primary CityProsper, TX
CountyCollin County (FIPS 48085)
StateTexas (FIPS 48)
Metro Area (MSA)Dallas-Fort Worth-Arlington, TX Metro Area (19100)
Census Region / DivisionSouth Region · West South Central Division
Coordinates33.241333, -96.812386
Land / Water Area32.761 mi² land · 0.232 mi² water

02Income & Economics

Distribution of the 20,440 individual tax returns filed in 75078 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
15.8%
$25K–$50K
8.9%
$50K–$75K
6.7%
$75K–$100K
6.3%
$100K–$200K
25.6%
$200K+
36.6%
The $200,000+ bracket accounts for 75% of 75078's total adjusted gross income, from 37% of returns — a concentration that drives the gap between the median ($147,901) 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 75078's IRS income metrics, 2020–2022.

Median income (2021→2022)
$147,901
▲ 6.5%
Filers earning $200K+
36.6%
▲ 3.6 pt
Total filers
20,440
▲ 11.9%
GET /zipc/v2/zipcodes/75078/soi?year=… $125K 2020 $139K 2021 $148K 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 75078 ZCTA.

2000
2,959
 
2010
10,592
▲ +258.0%
2020
38,980
▲ +268.0%

05USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP ClassificationNon-Unique Zip
Facility TypePost Office
Carrier Route SortD
USPS Finance Number487340
City AliasesProsper

06Frequently Asked Questions

What county is ZIP code 75078 in?

ZIP code 75078 is in Collin County, Texas (county FIPS code 48085).

What city is ZIP code 75078?

The primary USPS city for 75078 is Prosper, TX.

What metro area (MSA) is 75078 in?

75078 is part of the Dallas-Fort Worth-Arlington, TX Metro Area (MSA code 19100).

What is the population of ZIP code 75078?

The 2020 Census population of 75078 was 38,980 residents.

What is the median income in ZIP code 75078?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 75078 is about $147,901, with around 37% of filers reporting $200,000 or more. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.