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Which counties in Colorado are building the most new homes?

Costilla County (31.0 per 1,000 residents), Grand County (18.9 per 1,000 residents) and Ouray County (14.4 per 1,000 residents) permitted the most new homes for their size in Colorado in 2025.

Data as of 2025 · updated

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All 61 ranked Colorado counties

Colorado counties ranked by new homes permitted per 1,000 residents
RankCountyPer 1,000 residents, 2025Homes permitted 2025Residents
1Costilla County31.01143,679
2Grand County18.931116,496
3Ouray County14.4765,265
4Custer County14.0785,590
5Broomfield County12.397079,174
6Elbert County10.933330,534
7Saguache County10.4706,732
8Summit County10.131831,517
9Archuleta County8.712414,306
10Routt County8.621825,329
11Chaffee County8.417520,831
12Park County8.315218,314
13Gunnison County7.913817,439
14Weld County7.92,993378,426
15El Paso County7.55,707757,040
16Huerfano County6.7477,011
17La Plata County6.637656,898
18San Miguel County6.6517,753
19Larimer County6.52,436377,292
20Denver County6.44,727740,613
21Montrose County6.327944,591
22Lake County6.1467,552
23Boulder County6.12,001328,560
24Douglas County6.02,398399,396
25Arapahoe County5.33,599673,820
26Mesa County5.0810162,845
27Kiowa County5.071,412
28Teller County4.811824,756
29Adams County4.72,608554,668
30Garfield County4.629463,474
31Eagle County4.122354,291
32Rio Grande County3.84211,087
33Gilpin County3.6226,073
34Alamosa County3.45616,688
35Conejos County2.7207,529
36Cheyenne County2.341,713
37Clear Creek County2.3218,994
38Rio Blanco County2.2156,683
39Pitkin County2.23616,625
40Fremont County2.110750,039
41Las Animas County2.13014,391
42Jefferson County1.91,118580,451
43Moffat County1.82413,122
44Morgan County1.85530,306
45Delta County1.85832,178
46Lincoln County1.8105,645
47Jackson County1.721,211
48Phillips County1.464,420
49Prowers County1.31611,884
50Pueblo County1.3226169,277
51Montezuma County0.92426,678
52Washington County0.634,732
53Baca County0.623,347
54Kit Carson County0.647,069
55Otero County0.5817,683
56Yuma County0.449,896
57Logan County0.2520,654
58Bent County0.215,716
59Sedgwick County0.002,247
60Dolores County0.002,466
61Crowley County0.005,677

3 of 64 Colorado counties are not ranked on this measure.

How this is ranked

Housing units authorized by building permits in 2025 (Census Bureau Building Permits Survey), per 1,000 residents. Permits count homes authorized, not finished. Counties with fewer than 1,000 residents, or without a figure for the same period as the others, are not ranked.

Source: U.S. Census Bureau, Building Permits Survey. Figures come from public federal statistics and are informational only, not investment advice. Check the source before relying on a number. Methodology: how ranks and figures are built. More on every layer: data sources and licences.

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Questions

Which county in Colorado is building the most new homes?

Costilla County: 31.0 per 1,000 residents, ahead of Grand County (18.9 per 1,000 residents) and Ouray County (14.4 per 1,000 residents), of 61 Colorado counties ranked.

How is this ranking calculated?

Housing units authorized by building permits in 2025 (Census Bureau Building Permits Survey), per 1,000 residents. Permits count homes authorized, not finished. Counties with fewer than 1,000 residents, or without a figure for the same period as the others, are not ranked.

More county rankings for Colorado

New homes permitted per 1,000 residents in other states

Across the U.S.