US Highway 20 - Wyoming, 2014
Mills’s story
105 years in pictures
Census counts: 357 in 1930, 4,034 in 2020. The archive holds 6 old photos and papers going back to 2004 and 4 maps from 1951 on.
- 1921Mills is settled
Population
4,634
2025 Census estimate · +10.4% since 2020
Median home value
$174K
Census ACS
Household income
$51K
median
Median age
36.5
years
Jobs based here
2,294
Balanced
TownGrade
C
#21 of 28 in WY
Is Mills a good place to live?
Mills gives you more for your money than most places: homes are within reach, about $174K for a typical one, or 2.4 years of the Casper metro’s $72K median household income. It grades C overall, 21st among Wyoming's 28 graded towns. The low prices come with trade-offs. The median household income is $51K, and 15% of residents live below the poverty line, and its schools rank behind 75% of the state's. 39% of the land in Mills is conserved, above both Wyoming’s towns (8.2%) and U.S. towns (4.3%). No town among the 20 in Wyoming we compare has a lower property crime rate than Mills.
A growing town
Mills has grown 29% since 2010
3,461 counted in 2010 and 4,034 in 2020; an estimated 4,634 in 2025.
Growth hasn’t slowed: 10.4% since 2020, after 16.6% in the decade before.
U.S. Census 2010 & 2020 counts · Census Bureau estimate, July 1, 2025
How Mills grades
Each subject compared with towns across the country (schools within Wyoming), ordered by how far Mills is from typical.
Jobs & incomeDOpen →SchoolsCOpen →Hazard riskFEMA risk higher than 31% of U.S. communities; inland flooding tops the listCOpen →HealthBanner Wyoming Medical Center 4.2 miles awayCOpen →SafetyB+Open →Cost of livingBOpen →WalkabilityEPA walkability 7.2 of 20; 2.8% of households have no car; 2.2% of workers walk, bike or ride transitB−Open →
Character Graded, but not part of the overall grade.
Described, not graded Taste, not quality: snow or an older crowd is neither good nor bad.
How TownRatings grades towns →
Getting set up
The full setup list →Moving to Mills: who provides what
Who provides power, water and the rest in Mills, and how to reach them.
PowerRocky Mountain Power15.1¢/kWh · EIA 2025HIFLD · EIA
WaterCity of Mills water system3 health-based violations in 5 years · EPAEPA
Internet7 providers99% of addresses get 100/20 MbpsFCC
Trash & dumpFrom the town’s siteTrash and recycling rulesTown site
Register to voteIn personWyoming has no online registration; you can register in person up to and including Election Day or by mail (received 14 days before).vote.govWho runs elections hereNatrona County ClerkNatrona County; contacts on the Handbook page.FVAP, Jun 2025
ZIP codes82604, 8264482604 54% · 82644 46%Census 2020
EPA SDWIS (Oct 9, 2026) · HIFLD + EIA-861 2025 · Census 2020 ZCTAs · NCES 2024–25 · registration: vote.gov, updated Nov 18, 2024.
The data
Ordered by what stands out in Mills.
Mills fares better on crime within Wyoming than nationally, keeps more of its land conserved than most of Wyoming and gets more snow than nearly all U.S. towns.
OutdoorsB−
Conserved land covers nearly a third of Mills
Its 1,273 conserved acres are a larger share of the town than in 96% of Wyoming towns.
0.0 miles of trail in 3 parks and preserves.
38.9%conserved
38.9%
conserved · 1,273 of 3,272 acres
0.0 mi
of trails · 0 per sq mi
| Biggest places to walk | Trails | Acres |
|---|---|---|
| 1. 1st Street Park | — | 4 |
| 2. Sunny Acres Park | — | 3 |
| 3. Norene Kilmer Park | — | 2 |
Trails & parks © OpenStreetMap contributors · Conserved land: USGS PAD-US
25%of WY districts it outscoresCSchool Grade
| School | Level | Students | Letter |
|---|---|---|---|
| Wyoming Classical AcademyLargest public elementary schoolGrades K–7 | Grades K–7 | 298 | – |
NCES · EDFacts · graded within WY on state tests and graduation
Natural hazardsHazard risk grade C
Mills faces a low natural-hazard risk, led by inland flooding
Expected storm and flood damage is lower than in 69% of U.S. communities.
31risk score of 100
FEMA risk score
Inland floodingEarthquakesCold waves
1
federal disasters paid out here
FEMA National Risk Index · OpenFEMA
HealthC
Health in Mills trails 66% of U.S. towns
Against the 6,022 U.S. towns with household incomes like Mills’s, it is healthier than 69%, so its C isn’t only a matter of income.
Mills beats the Wyoming average on 1 of 31 CDC measures and trails it on 12. 69% of adults had a checkup this year in Mills, near the Wyoming town median (68%) and below the median of U.S. towns (79%). 18% of Mills adults smoke cigarettes.
34%healthier than U.S. townsCHealth Grade
| Mills | Wyoming towns | U.S. towns | |
|---|---|---|---|
| Yearly checkup (CDC PLACES) | 69% | 68% | 79% |
| Smoke cigarettes (CDC PLACES) | 18% | 15% | 14% |
| No health insurance, 18–64 (CDC PLACES) | 14% | 12% | 8.1% |
| Get no exercise (CDC PLACES) | 30% | 26% | 25% |
31 measures vs. Wyoming
1 better18 too close to call12 worse
| What stands out | Mills | WY |
|---|---|---|
| Fewer adults who have had cancer | 8% | 8.9% |
| More adults facing food insecurity | 13.5% | 9.7% |
Banner Wyoming Medical Center
4.2 mi away · emergency room
1 of 3
care shortages: mental health
11th
percentile among WY towns
CDC PLACES 2025 · modeled estimates for adults · CMS · HRSA
SafetyB+
Crime per resident in Mills is lower than in 66% of U.S. towns
At 12.6 crimes per 1,000 residents a year, it reports less crime than 83% of Wyoming’s graded towns.
66%of U.S. towns report more crimeB+Safety Grade
Violent crime per 1,000 residents
Mills2.1
Wyoming1.9
U.S.3.3
Property crime per 1,000 residents
Mills3.4
Wyoming11
U.S.15.5
66th
percentile among U.S. towns we grade
83rd
percentile among WY towns
10
violent crimes reported in 2025
16
property crimes reported in 2025
FBI crime data, 2025 · crimes reported to police
Climate
Snowy winters and hot summers in Mills
The Casper 4.3 Wsw weather station records that 82 inches of snow fall in a normal winter, more than in 95% of U.S. towns. January nights average 14.3°: colder than most of the country, but milder than 81% of Wyoming places with climate records; July afternoons average 88.9°.
Mills has cold, snowy winters and warm summers, with very little rain. Mills’ July high is 89°F.
82″snow a winter
| Mills | Wyoming towns | U.S. towns | |
|---|---|---|---|
| July high | 89°F | 87°F | 85°F |
| January low | 14°F | 13°F | 22°F |
Typical low → high °F
Winter15–38°
Spring30–59°
Summer51–85°
Fall32–61°
Sep 22
typical first frost
May 26
typical last frost
+1.7°
vs. the 20th-century average
NOAA U.S. Climate Normals, 1991–2020
Work & commuteJobs & income grade D
About half of Mills’ working residents commute to Casper
Jobs based here fell from 2,932 in 2013 to 2,294.
Most working residents leave Mills for work: only 8% work in town. Jobs based in Mills fell to 2,294 in 2023, 638 fewer than in 2013. The average trip to work in Mills is 22 minutes.
8%work in town
| Mills | Wyoming towns | U.S. towns | |
|---|---|---|---|
| Average trip to work | 22 minutes | 15 minutes | 25 minutes |
| Median household income | $51,000 | $69,000 | $80,000 |
Where working residents work
In Mills8%
Casper50%
Hartrandt3%
Vista West3%
Cheyenne3%
4 mi
median commute distance
2,294
jobs based in Mills
Balanced
jobs vs. working residents
B−
Walkability grade: more walkable than 54% of U.S. towns
Census LEHD 2023 · ACS
HousingCost of living grade B
A home in Mills sells for about $431K at the median
At 2.4 years of the Casper metro’s $72K median household income, the typical home costs less against local pay than in 96% of Wyoming towns; that ratio is one input to its B for cost of living. 72.5% of renter households pay 30% or more of their income for housing, against 43.1% across Wyoming.
$431Kmedian sale price
Market temperature
196
days on market
100.8%
sale-to-list price
7
homes sold in May
Zillow Home Value Index · Redfin Data Center
Keep exploring
Everything we know about Mills
18pages on Mills
The big questions
Out and about
The story
After high school
Colleges nearby
1 within 15 miles of the center of Mills
About 2 of every 100 Mills residents are enrolled in college, against 6 across Wyoming.
About Mills
City in Natronal County, Wyoming, United States
Mills is a city in Natrona County, Wyoming, United States. It is part of the Casper, Wyoming Metropolitan Statistical Area. The population was 4,034 at the 2020 census, up from 3,461 at the 2010 census.
From Wikipedia, licensed CC BY-SA 4.0 · facts via Wikidata (CC0)
- Area
- 2.8 sq mi
- Elevation
- 5,125 ft
- ZIP code
- 82644
- Area code
- 307
Mills’s neighbors
3 towns share a border with Mills.
CasperVista WestMountain ViewMills
How the neighbors grade
| Town | WY rank | Overall | Cost | Safety | Schools | Health |
|---|---|---|---|---|---|---|
| Mills | #21 | C | B | B+ | C | C |
| Casper | #20 | C | B | C− | C | B |
| Vista West | — | — | — | — | — | — |
| Mountain View | — | — | — | — | — | — |
Vista West and Mountain View aren’t graded (fewer than 1,000 residents, or not enough data). Compare Mills with a neighbor →
Questions about Mills
Short answers, built from the data on this page.
Is Mills, WY a good place to live?
Mills grades C overall, better than 27% of U.S. towns and #21 of 28 in Wyoming. It grades C for health, B+ for safety and C for schools. Jobs & income is its weak spot, with a D.
Is Mills, WY expensive?
The typical home is worth about $174,000, 53% below the Wyoming typical home. Cost of living, which also weighs rents, property taxes and how many households pay 30% or more of their income for housing, grades B.