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US ZIP Code Profile

ZIP Code 31774
Ocilla, Georgia

ZIP code 31774 is in Ocilla, located in Irwin County, Georgia. Its 2020 Census population was 6,735. The estimated median adjusted gross income per tax return is $34,515, and about 2% of filers report $200,000 or more.

2020 Population
6,735
Census ZCTA
County
Irwin
FIPS 13155
Median income (est.)
$34,515
IRS SOI 2022
Land Area
167.645 mi²
+ 3.872 mi² water

01Location & Geography

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

Primary CityOcilla, GA
CountyIrwin County (FIPS 13155)
StateGeorgia (FIPS 13)
Census Region / DivisionSouth Region · South Atlantic Division
Coordinates31.565466, -83.26375
Land / Water Area167.645 mi² land · 3.872 mi² water

02Income & Economics

Distribution of the 2,430 individual tax returns filed in 31774 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
39.5%
$25K–$50K
27.6%
$50K–$75K
13.2%
$75K–$100K
8.2%
$100K–$200K
9.5%
$200K+
2.1%
The $200,000+ bracket accounts for 14% of 31774's total adjusted gross income, from 2% of returns — a concentration that drives the gap between the median ($34,515) 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 31774's IRS income metrics, 2020–2022.

Median income (2021→2022)
$34,515
▲ 9.2%
Filers earning $200K+
2.1%
▲ 0.4 pt
Total filers
2,430
▲ 0.4%
GET /zipc/v2/zipcodes/31774/soi?year=… $31K 2020 $32K 2021 $35K 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 31774 ZCTA.

2000
6,871
 
2010
6,714
▼ -2.3%
2020
6,735
▲ +0.3%

05USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP ClassificationNon-Unique Zip
Facility TypePost Office
Carrier Route SortD
USPS Finance Number126501
City AliasesOcilla

06Frequently Asked Questions

What county is ZIP code 31774 in?

ZIP code 31774 is in Irwin County, Georgia (county FIPS code 13155).

What city is ZIP code 31774?

The primary USPS city for 31774 is Ocilla, GA.

What is the population of ZIP code 31774?

The 2020 Census population of 31774 was 6,735 residents.

What is the median income in ZIP code 31774?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 31774 is about $34,515, with around 2% of filers reporting $200,000 or more. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.