Costco gas prices in Kentucky
Kentucky average
- Regular
- $3.386
- Premium
- $4.307
- Diesel
- $4.169
Average across 4 stations, per gallon · updated July 22, 2026
Costco has 4 gas stations in Kentucky — the cheapest regular today is $3.259/gal at Costco Florence in Florence. Kentucky Costco regular prices have climbed about $0.190 per gallon over the past month, from $3.196 to $3.386. Premium is up $0.178 over the same stretch, now at $4.307. Diesel is down $0.380 over the same stretch, now at $4.169.
Gas stations
4
Kentucky
Avg regular
$3.386
per gallon, USD
Cheapest now
$3.259
Costco Florence
30-day price trend
Regular$3.386Premium$4.307Diesel$4.169
View price history as a table
| Date | Regular | Premium | Diesel |
|---|---|---|---|
| July 22, 2026 | $3.386 | $4.307 | $4.169 |
| July 21, 2026 | $3.374 | $4.284 | $4.199 |
| July 20, 2026 | $3.372 | $4.292 | $4.199 |
| July 19, 2026 | $3.372 | $4.274 | $4.199 |
| July 18, 2026 | $3.324 | $4.259 | $4.199 |
| July 17, 2026 | $3.287 | $4.239 | $4.199 |
| July 16, 2026 | $3.256 | $4.207 | $4.199 |
| July 15, 2026 | $3.247 | $4.207 | $4.199 |
| July 14, 2026 | $3.234 | $4.176 | $4.199 |
| July 13, 2026 | $3.221 | $4.146 | $4.229 |
| July 12, 2026 | $3.206 | $4.127 | $4.229 |
| July 11, 2026 | $3.179 | $4.101 | $4.229 |
| July 10, 2026 | $3.174 | $4.087 | $4.229 |
| July 9, 2026 | $3.114 | $4.069 | $4.259 |
| July 8, 2026 | $3.077 | $3.969 | $4.199 |
| July 7, 2026 | $3.154 | $4.039 | $4.199 |
| July 6, 2026 | $3.129 | $4.009 | $4.259 |
| July 5, 2026 | $3.154 | $4.056 | $4.299 |
| July 4, 2026 | $3.144 | $4.016 | $4.299 |
| July 3, 2026 | $3.092 | $4.014 | $4.299 |
| July 2, 2026 | $3.122 | $4.032 | $4.399 |
| July 1, 2026 | $3.124 | $4.037 | $4.399 |
| June 30, 2026 | $3.124 | $4.022 | $4.459 |
| June 29, 2026 | $3.147 | $4.024 | $4.459 |
| June 28, 2026 | $3.164 | $4.082 | $4.459 |
| June 27, 2026 | $3.171 | $4.091 | $4.459 |
| June 26, 2026 | $3.174 | $4.119 | $4.499 |
| June 25, 2026 | $3.189 | $4.121 | $4.499 |
| June 24, 2026 | $3.191 | $4.124 | $4.549 |
| June 23, 2026 | $3.196 | $4.129 | $4.549 |
Cities with multiple stations
All stations in Kentucky
All 4 stations, sorted by regular price from lowest to highest. Prices in $/gal.
| Rank | Station | Regular | Premium | Diesel |
|---|---|---|---|---|
| 1 | Costco FlorenceFlorence | $3.259 | $4.299 | $4.169 |
| 2 | Costco LouisvilleLouisville | $3.359 | $4.199 | — |
| 3 | Costco LexingtonLexington | $3.459 | $4.259 | — |
| 4 | Costco NE LouisvilleLouisville | $3.469 | $4.469 | — |