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US ZIP Code Profile

ZIP Code 35171
Thorsby, Alabama

ZIP code 35171 is in Thorsby, located in Chilton County, Alabama, within the Birmingham-Hoover metro area. Its 2020 Census population was 3,434. The estimated median adjusted gross income per tax return is $49,265, and about 3% of filers report $200,000 or more.

2020 Population
3,434
Census ZCTA
County
Chilton
FIPS 01021
Median income (est.)
$49,265
IRS SOI 2022
Land Area
29.455 mi²
+ 0.057 mi² water

01Location & Geography

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

Primary CityThorsby, AL
CountyChilton County (FIPS 01021)
StateAlabama (FIPS 01)
Metro Area (MSA)Birmingham-Hoover, AL Metro Area (13820)
Census Region / DivisionSouth Region · East South Central Division
Coordinates32.882576, -86.74027
Land / Water Area29.455 mi² land · 0.057 mi² water

02Income & Economics

Distribution of the 1,440 individual tax returns filed in 35171 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
27.1%
$25K–$50K
23.6%
$50K–$75K
17.4%
$75K–$100K
10.4%
$100K–$200K
18.8%
$200K+
2.8%
The $200,000+ bracket accounts for 12% of 35171's total adjusted gross income, from 3% of returns — a concentration that drives the gap between the median ($49,265) 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 35171's IRS income metrics, 2020–2022.

Median income (2021→2022)
$49,265
▲ 12.6%
Filers earning $200K+
2.8%
▲ 1.4 pt
Total filers
1,440
▲ 0.0%
GET /zipc/v2/zipcodes/35171/soi?year=… $41K 2020 $44K 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 35171 ZCTA.

2000
2,843
 
2010
3,281
▲ +15.4%
2020
3,434
▲ +4.7%

05USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP ClassificationNon-Unique Zip
Facility TypePost Office
Carrier Route SortC
USPS Finance Number018100
City AliasesThorsby

06Frequently Asked Questions

What county is ZIP code 35171 in?

ZIP code 35171 is in Chilton County, Alabama (county FIPS code 01021).

What city is ZIP code 35171?

The primary USPS city for 35171 is Thorsby, AL.

What metro area (MSA) is 35171 in?

35171 is part of the Birmingham-Hoover, AL Metro Area (MSA code 13820).

What is the population of ZIP code 35171?

The 2020 Census population of 35171 was 3,434 residents.

What is the median income in ZIP code 35171?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 35171 is about $49,265, with around 3% of filers reporting $200,000 or more. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.