Most rural counties in Colorado

- Rural area: 98.8% (1,664 square miles)
- Urban area: 1.2% (21 square miles)
- Total land area: 1,685 square miles
--- #27 largest county in state, #357 nationwide

- Population density: 32.5 people / square mile (54,681 residents)
--- #48 lowest density county in state, #1,281 nationwide

- Rural area: 98.8% (550 square miles)
- Urban area: 1.2% (7 square miles)
- Total land area: 557 square miles
--- #56 largest county in state, #1,864 nationwide

- Population density: 44.0 people / square mile (24,524 residents)
--- #51 lowest density county in state, #1,555 nationwide

- Rural area: 99.0% (715 square miles)
- Urban area: 1.0% (7 square miles)
- Total land area: 723 square miles
--- #53 largest county in state, #1,231 nationwide

- Population density: 22.3 people / square mile (16,107 residents)
--- #44 lowest density county in state, #972 nationwide

- Rural area: 99.1% (374 square miles)
- Urban area: 0.9% (3 square miles)
- Total land area: 377 square miles
--- #61 largest county in state, #2,611 nationwide

- Population density: 20.6 people / square mile (7,751 residents)
--- #42 lowest density county in state, #910 nationwide

- Rural area: 99.1% (1,005 square miles)
- Urban area: 0.9% (9 square miles)
- Total land area: 1,013 square miles
--- #43 largest county in state, #661 nationwide

- Population density: 19.3 people / square mile (19,557 residents)
--- #40 lowest density county in state, #862 nationwide

- Rural area: 99.2% (2,223 square miles)
- Urban area: 0.8% (18 square miles)
- Total land area: 2,241 square miles
--- #16 largest county in state, #248 nationwide

- Population density: 18.6 people / square mile (41,686 residents)
--- #39 lowest density county in state, #839 nationwide

- Rural area: 99.2% (1,133 square miles)
- Urban area: 0.8% (9 square miles)
- Total land area: 1,142 square miles
--- #40 largest county in state, #542 nationwide

- Population density: 26.8 people / square mile (30,565 residents)
--- #46 lowest density county in state, #1,117 nationwide

- Rural area: 99.3% (1,681 square miles)
- Urban area: 0.7% (11 square miles)
- Total land area: 1,692 square miles
--- #26 largest county in state, #356 nationwide

- Population density: 32.9 people / square mile (55,617 residents)
--- #49 lowest density county in state, #1,289 nationwide

- Rural area: 99.4% (2,930 square miles)
- Urban area: 0.6% (18 square miles)
- Total land area: 2,948 square miles
--- #8 largest county in state, #176 nationwide

- Population density: 20.0 people / square mile (59,055 residents)
--- #41 lowest density county in state, #896 nationwide

- Rural area: 99.4% (1,273 square miles)
- Urban area: 0.6% (7 square miles)
- Total land area: 1,280 square miles
--- #36 largest county in state, #469 nationwide

- Population density: 22.3 people / square mile (28,517 residents)
--- #43 lowest density county in state, #971 nationwide

- Rural area: 99.4% (965 square miles)
- Urban area: 0.6% (6 square miles)
- Total land area: 971 square miles
--- #44 largest county in state, #718 nationwide

- Population density: 18.5 people / square mile (17,926 residents)
--- #38 lowest density county in state, #834 nationwide

- Rural area: 99.6% (1,256 square miles)
- Urban area: 0.4% (6 square miles)
- Total land area: 1,262 square miles
--- #37 largest county in state, #477 nationwide

- Population density: 14.5 people / square mile (18,282 residents)
--- #37 lowest density county in state, #723 nationwide

- Rural area: 99.6% (1,345 square miles)
- Urban area: 0.4% (5 square miles)
- Total land area: 1,350 square miles
--- #33 largest county in state, #443 nationwide

- Population density: 9.8 people / square mile (13,253 residents)
--- #31 lowest density county in state, #571 nationwide

- Rural area: 99.7% (1,832 square miles)
- Urban area: 0.4% (6 square miles)
- Total land area: 1,839 square miles
--- #23 largest county in state, #318 nationwide

- Population density: 12.2 people / square mile (22,380 residents)
--- #33 lowest density county in state, #641 nationwide

- Rural area: 99.7% (2,354 square miles)
- Urban area: 0.4% (8 square miles)
- Total land area: 2,362 square miles
--- #15 largest county in state, #234 nationwide

- Population density: 10.6 people / square mile (25,072 residents)
--- #32 lowest density county in state, #595 nationwide

- Rural area: 99.7% (1,634 square miles)
- Urban area: 0.3% (5 square miles)
- Total land area: 1,638 square miles
--- #28 largest county in state, #368 nationwide

- Population density: 7.3 people / square mile (12,022 residents)
--- #27 lowest density county in state, #463 nationwide

- Rural area: 99.8% (910 square miles)
- Urban area: 0.2% (2 square miles)
- Total land area: 912 square miles
--- #45 largest county in state, #816 nationwide

- Population density: 12.4 people / square mile (11,305 residents)
--- #34 lowest density county in state, #647 nationwide

- Rural area: 99.8% (2,026 square miles)
- Urban area: 0.2% (4 square miles)
- Total land area: 2,030 square miles
--- #20 largest county in state, #280 nationwide

- Population density: 12.8 people / square mile (26,031 residents)
--- #35 lowest density county in state, #664 nationwide

- Rural area: 99.9% (1,844 square miles)
- Urban area: 0.1% (2 square miles)
- Total land area: 1,846 square miles
--- #22 largest county in state, #315 nationwide

- Population density: 8.3 people / square mile (15,303 residents)
--- #29 lowest density county in state, #507 nationwide

- Rural area: 99.9% (4,767 square miles)
- Urban area: 0.1% (6 square miles)
- Total land area: 4,773 square miles
--- #1 largest county in state, #86 nationwide

- Population density: 3.0 people / square mile (14,266 residents)
--- #14 lowest density county in state, #234 nationwide

- Rural area: 99.9% (4,738 square miles)
- Urban area: 0.1% (6 square miles)
- Total land area: 4,743 square miles
--- #2 largest county in state, #89 nationwide

- Population density: 2.8 people / square mile (13,127 residents)
--- #13 lowest density county in state, #219 nationwide

- Rural area: 99.9% (3,236 square miles)
- Urban area: 0.1% (3 square miles)
- Total land area: 3,239 square miles
--- #5 largest county in state, #158 nationwide

- Population density: 5.2 people / square mile (16,802 residents)
--- #21 lowest density county in state, #374 nationwide

- Rural area: 99.9% (1,589 square miles)
- Urban area: 0.1% (2 square miles)
- Total land area: 1,591 square miles
--- #30 largest county in state, #378 nationwide

- Population density: 4.2 people / square mile (6,679 residents)
--- #18 lowest density county in state, #321 nationwide

- Rural area: 99.9% (1,511 square miles)
- Urban area: 0.1% (1 square miles)
- Total land area: 1,513 square miles
--- #32 largest county in state, #392 nationwide

- Population density: 3.8 people / square mile (5,787 residents)
--- #17 lowest density county in state, #292 nationwide

- Rural area: 99.9% (2,159 square miles)
- Urban area: 0.1% (1 square miles)
- Total land area: 2,161 square miles
--- #18 largest county in state, #257 nationwide

- Population density: 3.4 people / square mile (7,447 residents)
--- #16 lowest density county in state, #266 nationwide

- Rural area: 99.9% (2,363 square miles)
- Urban area: 0.1% (2 square miles)
- Total land area: 2,364 square miles
--- #14 largest county in state, #233 nationwide

- Population density: 4.2 people / square mile (10,003 residents)
--- #19 lowest density county in state, #327 nationwide

- Rural area: 100.0% (150 square miles)
- Urban area: 0.0% (0 square miles)
- Total land area: 150 square miles
--- #63 largest county in state, #3,061 nationwide

- Population density: 40.1 people / square mile (6,018 residents)
--- #50 lowest density county in state, #1,472 nationwide

- Rural area: 100.0% (395 square miles)
- Urban area: 0.0% (0 square miles)
- Total land area: 395 square miles
--- #59 largest county in state, #2,547 nationwide

- Population density: 24.0 people / square mile (9,495 residents)
--- #45 lowest density county in state, #1,039 nationwide

- Rural area: 100.0% (1,851 square miles)
- Urban area: 0.0% (0 square miles)
- Total land area: 1,851 square miles
--- #21 largest county in state, #313 nationwide

- Population density: 13.9 people / square mile (25,717 residents)
--- #36 lowest density county in state, #704 nationwide

- Rural area: 100.0% (542 square miles)
- Urban area: 0.0% (0 square miles)
- Total land area: 542 square miles
--- #58 largest county in state, #1,928 nationwide

- Population density: 8.9 people / square mile (4,796 residents)
--- #30 lowest density county in state, #531 nationwide

- Rural area: 100.0% (2,194 square miles)
- Urban area: 0.0% (0 square miles)
- Total land area: 2,194 square miles
--- #17 largest county in state, #256 nationwide

- Population density: 8.1 people / square mile (17,867 residents)
--- #28 lowest density county in state, #502 nationwide

- Rural area: 100.0% (787 square miles)
- Urban area: 0.0% (0 square miles)
- Total land area: 787 square miles
--- #49 largest county in state, #1,095 nationwide

- Population density: 7.3 people / square mile (5,754 residents)
--- #26 lowest density county in state, #461 nationwide

- Rural area: 100.0% (739 square miles)
- Urban area: 0.0% (0 square miles)
- Total land area: 739 square miles
--- #51 largest county in state, #1,195 nationwide

- Population density: 6.5 people / square mile (4,776 residents)
--- #25 lowest density county in state, #431 nationwide

- Rural area: 100.0% (1,287 square miles)
- Urban area: 0.0% (0 square miles)
- Total land area: 1,287 square miles
--- #34 largest county in state, #464 nationwide

- Population density: 6.3 people / square mile (8,128 residents)
--- #24 lowest density county in state, #426 nationwide

- Rural area: 100.0% (1,287 square miles)
- Urban area: 0.0% (0 square miles)
- Total land area: 1,287 square miles
--- #35 largest county in state, #465 nationwide

- Population density: 6.3 people / square mile (8,049 residents)
--- #23 lowest density county in state, #423 nationwide

- Rural area: 100.0% (688 square miles)
- Urban area: 0.0% (0 square miles)
- Total land area: 688 square miles
--- #54 largest county in state, #1,362 nationwide

- Population density: 6.2 people / square mile (4,290 residents)
--- #22 lowest density county in state, #422 nationwide

- Rural area: 100.0% (548 square miles)
- Urban area: 0.0% (0 square miles)
- Total land area: 548 square miles
--- #57 largest county in state, #1,904 nationwide

- Population density: 4.2 people / square mile (2,322 residents)
--- #20 lowest density county in state, #330 nationwide

- Rural area: 100.0% (1,227 square miles)
- Urban area: 0.0% (0 square miles)
- Total land area: 1,227 square miles
--- #38 largest county in state, #499 nationwide

- Population density: 3.1 people / square mile (3,745 residents)
--- #15 lowest density county in state, #239 nationwide

- Rural area: 100.0% (2,578 square miles)
- Urban area: 0.0% (0 square miles)
- Total land area: 2,578 square miles
--- #10 largest county in state, #207 nationwide

- Population density: 2.2 people / square mile (5,585 residents)
--- #12 lowest density county in state, #165 nationwide

- Rural area: 100.0% (3,169 square miles)
- Urban area: 0.0% (0 square miles)
- Total land area: 3,169 square miles
--- #7 largest county in state, #162 nationwide

- Population density: 2.1 people / square mile (6,592 residents)
--- #11 lowest density county in state, #162 nationwide

- Rural area: 100.0% (3,221 square miles)
- Urban area: 0.0% (0 square miles)
- Total land area: 3,221 square miles
--- #6 largest county in state, #159 nationwide

- Population density: 2.0 people / square mile (6,384 residents)
--- #10 lowest density county in state, #152 nationwide

- Rural area: 100.0% (2,518 square miles)
- Urban area: 0.0% (0 square miles)
- Total land area: 2,518 square miles
--- #12 largest county in state, #216 nationwide

- Population density: 1.9 people / square mile (4,868 residents)
--- #9 lowest density county in state, #146 nationwide

- Rural area: 100.0% (1,067 square miles)
- Urban area: 0.0% (0 square miles)
- Total land area: 1,067 square miles
--- #42 largest county in state, #604 nationwide

- Population density: 1.7 people / square mile (1,857 residents)
--- #8 lowest density county in state, #130 nationwide

- Rural area: 100.0% (387 square miles)
- Urban area: 0.0% (0 square miles)
- Total land area: 387 square miles
--- #60 largest county in state, #2,575 nationwide

- Population density: 1.5 people / square mile (589 residents)
--- #7 lowest density county in state, #110 nationwide

- Rural area: 100.0% (2,555 square miles)
- Urban area: 0.0% (0 square miles)
- Total land area: 2,555 square miles
--- #11 largest county in state, #212 nationwide

- Population density: 1.4 people / square mile (3,561 residents)
--- #6 lowest density county in state, #97 nationwide

- Rural area: 100.0% (1,778 square miles)
- Urban area: 0.0% (0 square miles)
- Total land area: 1,778 square miles
--- #24 largest county in state, #333 nationwide

- Population density: 1.1 people / square mile (2,026 residents)
--- #5 lowest density county in state, #83 nationwide

- Rural area: 100.0% (876 square miles)
- Urban area: 0.0% (0 square miles)
- Total land area: 876 square miles
--- #46 largest county in state, #922 nationwide

- Population density: 0.9 people / square mile (824 residents)
--- #4 lowest density county in state, #60 nationwide

- Rural area: 100.0% (1,768 square miles)
- Urban area: 0.0% (0 square miles)
- Total land area: 1,768 square miles
--- #25 largest county in state, #335 nationwide

- Population density: 0.8 people / square mile (1,489 residents)
--- #3 lowest density county in state, #51 nationwide

- Rural area: 100.0% (1,614 square miles)
- Urban area: 0.0% (0 square miles)
- Total land area: 1,614 square miles
--- #29 largest county in state, #375 nationwide

- Population density: 0.8 people / square mile (1,261 residents)
--- #2 lowest density county in state, #45 nationwide

- Rural area: 100.0% (1,117 square miles)
- Urban area: 0.0% (0 square miles)
- Total land area: 1,117 square miles
--- #41 largest county in state, #564 nationwide

- Population density: 0.8 people / square mile (857 residents)
--- #1 lowest density county in state, #44 nationwide