Below are tables showing authorized positions for U.S. district judges, U.S. bankruptcy judges, and U.S. magistrate judges. While district and bankruptcy judgeships are authorized by congressional statute, magistrate judgeships are authorized by the Judicial Conference of the United States. For more detail regarding the authorization of these judgeships, see the Legislative History and Succession Chart(s) pages for each district court (see menu at right), Authorized Bankruptcy Judgeships, Authorized Magistrate Judgeships (by location), and Authorized Magistrate Judgeships (by fiscal year).
Authorized District Judgeships |
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| Iowa District |
Northern District |
Southern District |
Total Judgeships |
|
| March 3, 1845 (effective December 28, 1846) 5 Stat. 789 |
1 |
1 |
||
| July 20, 1882 22 Stat. 172 |
1 |
1 |
2 |
|
| January 19, 1928 45 Stat. 52 |
1 |
2 |
3 |
|
| April 16, 1931 Temporary judgeship expired |
1 |
1 |
2 |
|
| May 19, 1961 75 Stat. 80 |
2 |
2 |
3 |
|
| October 20, 1978 92 Stat. 1629 |
2 |
3 |
4 |
|
| December 1, 1990 104 Stat. 5089 |
2 |
3 |
5 |
|
Authorized Bankruptcy Judgeships |
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| Northern District |
Southern District |
Total Judgeships |
|
| July 10, 1984 98 Stat. 336 |
1 | 1 | 2 |
| October 27, 1986 100 Stat. 3088 |
2 | 2 | 4 |
Authorized Magistrate Judgeships (by location) |
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| Northern District | ||||
| Location | Full-Time | Part-Time | Combination | |
| Cedar Rapids | 1 (1981–present) | 1 (1971) | deputy clerk-magistrate 1 (1972–1980) |
|
| Dubuque | 1 (1971–1984) | |||
| Fort Dodge | 1 (1971–1980) | |||
| Sioux City | 1 (1997–present) | 1 (1971–1996) | ||
| Waterloo | 1 (1971–1980) | |||
| Total | 0 (1971–1980) 1 (1981–1996) 2 (1997–present) |
5 (1971) 4 (1972–1980) 2 (1981–1984) 1 (1985–1996) 0 (1997–present) |
0 (1971) 1 (1972–1980) 0 (1981–present) |
|
| Southern District | ||||
| Location | Full-Time | Part-Time | Combination | |
| Burlington | 1 (1971–1995) | |||
| Burlington or Davenport | 1 (1996–1997) | |||
| Council Bluffs | 1 (1971–2000) | |||
| Davenport | 1 (2001–present) | 1 (1971–1980) 0 (1981–1997) 1 (1998–2000) |
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| Des Moines | 1 (1977–1989) 2 (1990–present) |
1 (1985–1989) | clerk-magistrate 1 (1971–1976) |
|
| Iowa City | 1 (1971–1976) | |||
| Total | 0 (1971–1976) 1 (1977–1989) 2 (1990–2000) 3 (2001–present) |
4 (1971–1976) 3 (1977–1980) 2 (1981–1984) 3 (1985–1989) 2 (1990–2000) 0 (2001–present) |
1 (1971–1976) 0 (1977–present) |
|
Authorized Magistrate Judgeships (by fiscal year) |
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| Northern District | ||||||
| Fiscal Year(s) | Full-Time | Total | Part-Time | Total | Combination | Total |
| 1971 | 0 | Cedar Rapids, Dubuque, Fort Dodge, Sioux City, Waterloo | 5 | 0 | ||
| 1972–1980 | 0 | Dubuque, Fort Dodge, Sioux City, Waterloo | 4 | Cedar Rapids (deputy clerk-magistrate) | 1 | |
| 1981–1984 | Cedar Rapids | 1 | Dubuque, Sioux City | 2 | 0 | |
| 1985–1996 | Cedar Rapids | 1 | Sioux City | 1 | 0 | |
| 1997–present | Cedar Rapids, Sioux City | 2 | 0 | 0 | ||
| Southern District | ||||||
| Fiscal Year(s) | Full-Time | Total | Part-Time | Total | Combination | Total |
| 1971–1976 | 0 | Burlington, Council Bluffs, Davenport, Iowa City | 4 | Des Moines (clerk-magistrate) | 1 | |
| 1977–1980 | Des Moines | 1 | Burlington, Council Bluffs, Davenport | 3 | 0 | |
| 1981–1984 | Des Moines | 1 | Burlington, Council Bluffs | 2 | 0 | |
| 1985–1989 | Des Moines | 1 | Burlington, Council Bluffs, Des Moines | 3 | 0 | |
| 1990–1995 | Des Moines (2) | 2 | Burlington, Council Bluffs | 2 | 0 | |
| 1996–1997 | Des Moines (2) | 2 | Burlington or Davenport, Council Bluffs | 2 | 0 | |
| 1998–2000 | Des Moines (2) | 2 | Council Bluffs, Davenport | 2 | 0 | |
| 2001–present | Davenport, Des Moines (2) | 3 | 0 | 0 | ||