Dodge County
Minnesota · County seat: Mantorville · Active county or equivalent
FIPS code 27039 is Dodge County, Minnesota. With a population of 20,893 (2022 ACS estimate), it ranks #48 in Minnesota and #1818 nationally. Dodge County is part of the Rochester, MN. The state FIPS code for Minnesota is 27. This code is used in Census Bureau, BLS, EPA, HUD, and USDA federal datasets to identify this county.
County FIPS
27039
Population
20,893
2022 ACS · #1818 nationally
Density
47.6/mi²
people per sq mile
Land Area
439
sq miles
Urban/Rural
Metro — under 250K population
RUCC 3
How This FIPS Code Works
The 5-digit FIPS code 27039 is formed by combining the 2-digit state identifier 27 (Minnesota) with the 3-digit county identifier 039. Together they uniquely identify Dodge County in every US federal dataset. No two counties share the same 5-digit FIPS code.
Census ACS Data for FIPS 27039
From the 2022 ACS 5-year estimates — the same values you'd retrieve by querying the Census API with county FIPS 27039.
Median Household Income
$92,890
ACS B19013_001E
Poverty Rate
4.9%
ACS B17001 (below poverty level)
Median Age
38.3
ACS B01002_001E
Metropolitan Area
Adjacent Counties (5)
Counties that share a border with Dodge County. Useful for regional analysis — these are the geographies you'd typically include when studying labor markets, commuting zones, or environmental spillovers around FIPS 27039.
Federal Datasets Using Code 27039
FIPS code 27039 appears as the county identifier in the following federal datasets. Analysts joining data across these sources use this code as the common geographic key.
Using FIPS Code 27039 in Code
Common patterns for querying federal datasets by this county's FIPS code. The leading zeros are significant — always treat FIPS codes as strings, not integers.
import requests
url = "https://api.census.gov/data/2022/acs/acs5"
params = {
"get": "NAME,B19013_001E,B01003_001E",
"for": "county:039",
"in": "state:27",
"key": "YOUR_CENSUS_API_KEY",
}
r = requests.get(url, params=params)
data = r.json() # [[header...], [Dodge County, Minnesota, income, pop, ...]-- 5-digit combined FIPS (state + county)
SELECT * FROM your_table WHERE county_fips = '27039';
-- Some datasets store state and county separately
SELECT * FROM your_table
WHERE state_fips = '27'
AND county_fips = '039';
-- ⚠ Never cast to integer — leading zeros are lost:
-- county_fips = 27039 is WRONG for this countylibrary(tidycensus)
get_acs(
geography = "county",
variables = c(income = "B19013_001E", pop = "B01003_001E"),
state = "27",
county = "039",
year = 2022
)ZIP Codes in Dodge County
ZIP codes do not align perfectly with county boundaries — a single ZIP code can span multiple counties, and a county can contain parts of many ZIP codes. The ratios below (from the Census 2020 ZCTA relationship file) show the land area share of each ZCTA that falls within Dodge County. Why FIPS ≠ ZIP →
| ZIP Code | % in county |
|---|---|
| 55927 | 100.0% |
| 55955 | 96.9% |
| 55944 | 93.8% |
| 55940 | 90.1% |
| 55985 | 89.1% |
| 55924 | 70.5% |
| 55917 | 27.6% |
| 55963 | 19.7% |
| 55946 | 5.6% |
| 55973 | 3.4% |