ZIP code
59457
Lewistown, MT
59457 covers Lewistown in Fergus County, with 9,215 people in the ACS 2023 estimate.
Figures are for the Census ZIP Code Tabulation Area (ZCTA), which is not the same as a USPS ZIP code. A PO Box or unique ZIP may have no ZCTA and no demographics. Methodology
U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: ZCTA 59457. Methodology
ZIP code map of 59457

About ZIP code 59457
More enterprise fields
Commercial ZIP directory · not ACS
Commercial ZIP directory population_count for ZCTA 59457. Not ACS. Methodology
People in 59457
Race
- White8,243
- Black or African American17
- American Indian or Alaska Native124
- Asian38
- Other race50
- Two or more races422
Hispanic or Latino (any race): 207
Age
- Under 10998
- 10 to 19947
- 20 to 29799
- 30 to 391,037
- 40 to 49980
- 50 to 591,058
- 60 to 691,466
- 70 to 791,032
- 80 and older577
Income and housing in 59457
Education
- High school graduate94.3%
- Bachelor's degree23.3%
- Graduate degree4.9%
Places covering 59457
Cities and places — Population overlap
Share of this ZIP/ZCTA’s population located within each place, based on ZIP Code Database place-overlap data. This is a population measure, not land-area overlap or the Census-place population.
- Lewistown66.9%
- Deerfield Colony0.5%
- Brooks0.2%
- Danvers0.2%
ZIP Code Database place-overlap table, field percent_of_zip_population_in_place, keyed by place_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology
Counties — Population overlap
Share of this ZIP/ZCTA’s population located within each county, based on ZIP Code Database county-overlap data. This is a population measure, not land-area overlap or the Census county population.
- Fergus County100.0%
ZIP Code Database county-overlap table, field percent_of_zip_population_in_county, keyed by county_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology
26.8% of this ZIP is outside city limits (a real overlap row, not missing data).
Population history for 59457
Hover the chart or read the table below (Year | ACS | IRS).
| Year | ACS population | IRS population |
|---|---|---|
| 2005 | 8,489 | |
| 2006 | 8,183 | |
| 2007 | 8,703 | |
| 2008 | 8,269 | |
| 2009 | 8,047 | |
| 2010 | 8,095 | |
| 2011 | 9,073 | 8,000 |
| 2012 | 9,319 | 8,010 |
| 2013 | 9,233 | 8,000 |
| 2014 | 9,280 | 7,940 |
| 2015 | 9,200 | 7,920 |
| 2016 | 9,147 | 7,750 |
| 2017 | 9,037 | 7,680 |
| 2018 | 9,026 | 7,620 |
| 2019 | 8,887 | 7,670 |
| 2020 | 9,058 | 7,910 |
| 2021 | 9,067 | 7,820 |
| 2022 | 8,783 | 7,980 |
| 2023 | 9,215 |
ACS: U.S. Census Bureau American Community Survey 5-year estimates. IRS: Statistics of Income ZIP Code data.
ZIP codes near 59457
12 nearest ZIP centroids (any distance)
- 59451Hilger17.7 miPop 120 · Income $57,000
- 59441Forest Grove24.4 miPop 155 · Income —
- 59464Moore25.3 miPop 542 · Income $54,861
- 59462Moccasin27.5 miPop 112 · Income $38,958
- 59032Grass Range29.7 miPop 380 · Income $26,750
- 59430Denton29.8 miPop 476 · Income $74,444
- 59471Roy32.1 miPop 316 · Income $64,688
- 59489Winifred33.7 miPop 330 · Income $61,288
- 59084Teigen33.8 miPop — · Income —
- 59418Buffalo34.6 miPop 105 · Income $50,000
- 59453Judith Gap38.2 miPop 302 · Income $45,938
- 59452Hobson39.3 miPop 579 · Income $44,545
ZIP centroids within 2 miles
No other ZIP codes within 2 miles of 59457, measured by Census internal-point centroids. Try a wider radius.
ZIPs within 2 miles of this place
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ZIP code 59457 FAQ
- What city is ZIP code 59457 in?
- 59457 is in Lewistown, MT.
- What county is 59457 in?
- 59457 is in Fergus County.
- What is the median household income in 59457?
- The median household income in 59457 is $59,682.
- Which ZIP codes are near 59457?
- Use the radius tool on this page to list ZIP codes within a chosen distance of 59457.