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US ZIP Code Profile

ZIP Code 70633
Dequincy, Louisiana

ZIP code 70633 is in Dequincy, located in Calcasieu County, Louisiana, within the Lake Charles metro area. Its 2020 Census population was 8,989. The estimated median adjusted gross income per tax return is $49,107, and about 4% of filers report $200,000 or more.

2020 Population
8,989
Census ZCTA
County
Calcasieu
FIPS 22019
Median income (est.)
$49,107
IRS SOI 2022
Land Area
156.696 mi²
+ 0.765 mi² water

01Location & Geography

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

Primary CityDequincy, LA
CountyCalcasieu County (FIPS 22019)
StateLouisiana (FIPS 22)
Metro Area (MSA)Lake Charles, LA Metro Area (29340)
Census Region / DivisionSouth Region · West South Central Division
Coordinates30.426004, -93.39129
Land / Water Area156.696 mi² land · 0.765 mi² water

02Income & Economics

Distribution of the 3,110 individual tax returns filed in 70633 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
28.3%
$25K–$50K
22.5%
$50K–$75K
14.5%
$75K–$100K
9.3%
$100K–$200K
20.9%
$200K+
4.5%
The $200,000+ bracket accounts for 17% of 70633's total adjusted gross income, from 4% of returns — a concentration that drives the gap between the median ($49,107) 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 70633's IRS income metrics, 2020–2022.

Median income (2021→2022)
$49,107
▲ 9.9%
Filers earning $200K+
4.5%
▲ 0.7 pt
Total filers
3,110
▼ 1.0%
GET /zipc/v2/zipcodes/70633/soi?year=… $43K 2020 $45K 2021 $49K 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 70633 ZCTA.

2000
7,603
 
2010
7,604
▲ +0.0%
2020
8,989
▲ +18.2%

05USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP ClassificationNon-Unique Zip
Facility TypePost Office
Carrier Route SortC
USPS Finance Number212249
City AliasesDequincy

06Frequently Asked Questions

What county is ZIP code 70633 in?

ZIP code 70633 is in Calcasieu County, Louisiana (county FIPS code 22019).

What city is ZIP code 70633?

The primary USPS city for 70633 is Dequincy, LA.

What metro area (MSA) is 70633 in?

70633 is part of the Lake Charles, LA Metro Area (MSA code 29340).

What is the population of ZIP code 70633?

The 2020 Census population of 70633 was 8,989 residents.

What is the median income in ZIP code 70633?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 70633 is about $49,107, with around 4% of filers reporting $200,000 or more. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.