Union Losses by Unit
Posted to the Project on 14 Dec 08
UNION LOSSES BY CORPS AND DIVISION
FIRST ARMY CORPS - JOHN REYNOLDS
12,222 men engaged. 6,059 casualties. 666 killed, 3,231 wounded, 2,162 missing. 49.6%. The First Corps suffered the:
- Most loss by percentage, Union corps.
- Most loss by total number, Union corps.
- Most loss by percentage, Union division. (Robinson’s)
- 2nd most loss by percentage, Union division. (Wadsworth’s)
- Most loss by total number, Union division. (Wadsworth’s)
- 2nd most loss by total number, Union division. (Doubleday’s)
- Most loss by percentage, Union brigade. (Paul’s)
- 2nd most loss by percentage, Union brigade. (Rowley’s)
- 3rd most loss by percentage, Union brigade. (Stone’s)
- Most loss by total number, Union brigade. (Meredith’s)
- 2nd most loss by total number, Union brigade. (Paul’s)
- 3rd most loss by total number, Union brigade. (Cutler’s)

Wadsworth’s First Division
3,857 men. 2,155 casualties. 299 killed, 1,229 wounded, 627 missing. 55.9%.
1st Brigade: 1,829 men. 1,153 casualties. 171 killed, 720 wounded, 262 missing. 63.0%.
2nd Brigade: 2,017 men. 1,002 casualties. 128 killed, 509 wounded, 365 missing. 49.7%.

Robinson’s Second Division
2,997 men. 1,690 casualties. 91 killed, 616 wounded, 983 missing. 56.4%.
1st Brigade: 1,537 men. 1,026 casualties. 50 killed, 343 wounded, 633 missing. 66.8%.
2nd Brigade: 1,452 men. 649 casualties. 41 killed, 258 wounded, 350 missing. 44.7%.

Doubleday’s Third Division
4,701 men. 2,103 casualties. 265 killed, 1,297 wounded, 541 missing. 44.7%.
1st Brigade: 1,361 men. 898 casualties. 111 killed, 557 wounded, 230 missing. 66.0%.
2nd Brigade: 1,317 men. 853 casualties. 109 killed, 465 wounded, 279 missing. 64.8%.
3rd Brigade: 1,950 men. 351 casualties. 45 killed, 274 wounded, 32 missing. 18.0%.
Artillery Brigade: 596 men. 106 casualties. 9 killed, 86 wounded, 11 missing. 16.8%.
SECOND ARMY CORPS - WINFIELD HANCOCK
11,347 men engaged. 4,369 casualties. 797 killed, 3,194 wounded, 378 missing. 38.5%. The Second Corps suffered the:
- 2nd most loss by total number, Union corps.

Caldwell’s First Division
3,320 men. 1,275 casualties. 187 killed, 880 wounded, 208 missing. 38.4%.
1st Brigade: 853 men. 330 casualties. 57 killed, 260 wounded, 13 missing. 38.7%.
2nd Brigade: 532 men. 198 casualties. 27 killed, 109 wounded, 62 missing. 37.2%.
3rd Brigade: 975 men. 358 casualties. 49 killed, 227 wounded, 83 missing. 36.7%.
4th Brigade: 851 men. 389 casualties. 54 killed, 284 wounded, 51 missing. 45.7%.

Gibbon’s Second Division
3,608 men. 1,647 casualties. 334 killed, 1,202 wounded, 101 missing. 45.6%.
1st Brigade: 1,366 men. 768 casualties. 147 killed, 573 wounded, 48 missing. 56.2%.
2nd Brigade: 1,244 men. 491 casualties. 114 killed, 338 wounded, 39 missing. 39.5%.
3rd Brigade: 922 men. 377 casualties. 71 killed, 282 wounded, 14 missing. 40.9%.

Hays’ Third Division
3,644 men. 1,291 casualties. 238 killed, 987 wounded, 66 missing. 35.4%.
1st Brigade: 977 men. 211 casualties. 38 killed, 166 wounded, 7 missing. 21.6%.
2nd Brigade: 1,069 men. 360 casualties. 59 killed, 275 wounded, 26 missing. 33.8%
3rd Brigade: 1,508 men. 714 casualties. 139 killed, 542 wounded, 33 missing. 47.3%
Artillery Brigade: 605 men. 149 casualties. 27 killed, 119 wounded, 3 missing. 24.6%.
THIRD ARMY CORPS - DANIEL SICKLES
10,675 men engaged. 4,211 casualties. 593 killed, 3,029 wounded, 589 missing. 39.4%. The Third Corps suffered the:
- 3rd most loss by percentage, Union corps.
- 3rd most loss by total number, Union corps.
- 3rd most loss by total number, Union division. (Humphrey’s)

Birney’s First Division
5,095 men. 2,011 casualties. 271 killed, 1,384 wounded, 356 missing. 39.5%.
1st Brigade: 1,516 men. 740 casualties. 67 killed, 508 wounded, 165 missing. 48.8%.
2nd Brigade: 2,188 men. 781 casualties. 129 killed, 484 wounded, 170 missing. 35.7%
3rd Brigade: 1,387 men. 490 casualties. 75 killed, 394 wounded, 211 missing. 35.2%

Humphreys’ Second Division
4,294 men. 2,092 casualties. 314 killed, 1,562 wounded, 216 missing. 42.5%.
1st Brigade: 1,718 men. 790 casualties. 121 killed, 604 wounded, 65 missing. 46.0%.
2nd Brigade: 1,837 men. 778 casualties. 132 killed, 573 wounded, 73 missing. 42.4%
3rd Brigade: 1,365 men. 513 casualties. 59 killed, 376 wounded, 78 missing. 37.6%
Artillery Brigade: 596 men. 106 casualties. 8 killed, 81 wounded, 17 missing. 17.8%.
FIFTH ARMY CORPS - GEORGE SYKES
11,010 men engaged. 2,187 casualties. 365 killed, 1,611 wounded, 211 missing. 19.9%.

Barnes’ First Division
3,418 men. 904 casualties. 167 killed, 594 wounded, 6143 missing. 26.4%.
1st Brigade: 655 men. 125 casualties. 12 killed, 102 wounded, 11 missing. 19.1%.
2nd Brigade: 1,423 men. 427 casualties. 67 killed, 239 wounded, 121 missing. 30.0%
3rd Brigade: 1,336 men. 352 casualties. 88 killed, 253 wounded, 11 missing. 26.3%

Ayes’ Second Division
4,013 men. 1,029 casualties. 164 killed, 802 wounded, 53 missing. 25.6%.
1st Brigade: 1,553 men. 382 casualties. 46 killed, 318 wounded, 18 missing. 24.6%.
2nd Brigade: 954 men. 447 casualties. 78 killed, 342 wounded, 27 missing. 46.9%
3rd Brigade: 1,491 men. 200 casualties. 40 killed, 142 wounded, 18 missing. 13.4%

Crawford’s Third Division
2,862 men. 210 casualties. 26 killed, 181 wounded, 3 missing. 7.3%.
1st Brigade: 1,248 men. 155 casualties. 20 killed, 132 wounded, 3 missing. 12.4%.
3rd Brigade: 1,829 men. 1,153 casualties. 171 killed, 720 wounded, 262 missing. 3.4%
Artillery Brigade: 432 men. 43 casualties. 8 killed, 33 wounded, 2 missing. 10.0%.
SIXTH ARMY CORPS - JOHN SEDGWICK
13,601 men engaged. 242 casualties. 27 killed, 185 wounded, 30 missing. 1.8%.

Wright’s First Division
4,215 men. 18 casualties. 1 killed, 17 wounded, 0 missing. 0.4%.
1st Brigade: 1,320 men. 11 casualties. 0 killed, 11 wounded, 0 missing. 0.8%.
2nd Brigade: 1,325 men. 5 casualties. 1 killed, 4 wounded, 0 missing. 0.4%
3rd Brigade: 1,484 men. 2 casualties. 0 killed, 2 wounded, 0 missing. 0.1%

Howe’s Second Division
3,610 men. 16 casualties. 2 killed, 12 wounded, 2 missing. 0.4%.
2nd Brigade: 1,832 men. 1 casualty. 0 killed, 1 wounded, 0 missing. 0.1%
3rd Brigade: 1,775 men. 15 casualties. 2 killed, 11 wounded, 2 missing. 0.8%

Newton’s Third Division
4,740 men. 196 casualties. 20 killed, 148 wounded, 28 missing. 4.1%.
1st Brigade: 1,770 men. 74 casualties. 15 killed, 56 wounded, 3 missing. 4.2%.
2nd Brigade: 1,595 men. 69 casualties. 3 killed, 41 wounded, 25 missing. 4.3%
3rd Brigade: 1,369 men. 53 casualties. 2 killed, 51 wounded, 0 missing. 3.9%
Artillery Brigade: 937 men. 12 casualties. 4 killed, 8 wounded, 0 missing. 1.3%.
ELEVENTH ARMY CORPS - O.O. HOWARD
9,221 men engaged. 3,807 casualties. 369 killed, 1,924 wounded, 1,514 missing. 41.3%. The Eleventh Corps suffered the:
- 2nd most loss by percentage, Union corps.
- 3rd most loss by percentage, Union division. (Barlow’s)

Barlow’s First Division
2,477 men. 1,306 casualties. 122 killed, 677 wounded, 507 missing. 52.7%.
1st Brigade: 1,136 men. 527 casualties. 54 killed, 310 wounded, 163 missing. 46.4%.
2nd Brigade: 1,337 men. 778 casualties. 68 killed, 366 wounded, 344 missing. 58.2%

von Steinwehr’s Second Division
2,894 men. 952 casualties. 107 killed, 509 wounded, 336 missing. 32.9%.
1st Brigade: 1,217 men. 597 casualties. 56 killed, 228 wounded, 313 missing. 49.1%.
2nd Brigade: 1,639 men. 348 casualties. 51 killed, 278 wounded, 19 missing. 21.2%

Schurz’s Third Division
3,109 men. 1,476 casualties. 133 killed, 684 wounded, 559 missing. 47.5%.
1st Brigade: 1,683 men. 807 casualties. 58 killed, 296 wounded, 453 missing. 48.0%.
2nd Brigade: 1,420 men. 669 casualties. 75 killed, 388 wounded, 206 missing. 47.1%
3rd Brigade: 1,829 men. 1,153 casualties. 171 killed, 720 wounded, 262 missing. 63.0%
Artillery Brigade: 604 men. 69 casualties. 7 killed, 53 wounded, 9 missing. 11.4%.
TWELFTH ARMY CORPS - HENRY W. SLOCUM
9,788 men engaged. 1,082 casualties. 204 killed, 812 wounded, 66 missing. 11.1%.

Williams’ First Division
5,256 men. 533 casualties. 96 killed, 406 wounded, 31 missing. 10.1%.
1st Brigade: 1,835 men. 80 casualties. 12 killed, 60 wounded, 8 missing. 4.4%.
2nd Brigade: 1,818 men. 174 casualties. 35 killed, 121 wounded, 18 missing. 9.6%
3rd Brigade: 1,598 men. 279 casualties. 49 killed, 225 wounded, 5 missing. 17.5%

Geary’s Second Division
3,964 men. 540 casualties. 108 killed, 397 wounded, 35 missing. 13.6%.
1st Brigade: 1,798 men. 139 casualties. 18 killed, 119 wounded, 2 missing. 7.7%.
2nd Brigade: 700 men. 98 casualties. 23 killed, 66 wounded, 9 missing. 14.0%
3rd Brigade: 1,424 men. 303 casualties. 67 killed, 212 wounded, 24 missing. 21.3%
Artillery Brigade: 391 men. 9 casualties. 0 killed, 9 wounded, 0 missing. 2.3%.
ARTILLERY RESERVE - ROBERT TYLER
2,376 men engaged. 242 casualties. 43 killed, 187 wounded, 12 missing. 10.2%.

1st Regular Brigade
445 men. 68 casualties. 13 killed, 53 wounded, 2 missing. 15.3%.
1st Volunteer Brigade
385 men. 93 casualties. 17 killed, 71 wounded, 5 missing. 24.2%.
2nd Volunteer Brigade
241 men. 8 casualties. 1 killed, 5 wounded, 2 missing. 3.3%.
3rd Volunteer Brigade
431 men. 37 casualties. 10 killed, 24 wounded, 3 missing. 8.6%.
4th Volunteer Brigade
499 men. 36 casualties. 2 killed, 34 wounded, 0 missing. 7.2%.
CAVALRY CORPS - ALFRED PLEASANTON
11,856 men engaged. 610 casualties. 85 killed, 326 wounded, 199 missing. 5.1%.

Buford’s Division
4,073 men. 176 casualties. 22 killed, 88 wounded, 66 missing. 4.3%.
1st Brigade: 1,600 men. 99 casualties. 13 killed, 58 wounded, 28 missing. 6.2%.
2nd Brigade: 1,148 men. 28 casualties. 2 killed, 3 wounded, 23 missing. 2.4%
3rd Brigade: 1,321 men. 49 casualties. 7 killed, 27 wounded, 15 missing. 3.7%

Gregg’s Second Division
2,614 men. 56 casualties. 6 killed, 38 wounded, 12 missing. 2.1%.
1st Brigade: 1,311 men. 35 casualties. 0 killed, 26 wounded, 9 missing. 2.7%.
3rd Brigade: 1,263 men. 21 casualties. 6 killed, 21 wounded, 3 missing. 1.7%

Kilpatrick’s Third Division
3,902 men. 355 casualties. 53 killed, 181 wounded, 121 missing. 9.1%.
1st Brigade: 1,925 men. 98 casualties. 21 killed, 34 wounded, 43 missing. 5.1%.
2nd Brigade: 1,934 men. 257 casualties. 32 killed, 147 wounded, 78 missing. 13.3%
1st Horse Artillery Brigade: 493 men. 8 casualties. 2 killed, 6 wounded, 0 missing. 1.6%.
2nd Horse Artillery Brigade: 276 men. 15 casualties. 2 killed, 13 wounded, 0 missing. 5.4%.
Notable Regimental and Battery Losses
Top 10 Regiments Ranked by Total Loss Percentage
- 154th New York - 83.7%
- 25th Ohio - 83.6%
- 16th Maine - 77.9%
- 147th New York - 77.9%
- 2nd Wisconsin - 77.2%
- 157th New York - 75.1%
- 149th Pennsylvania - 74.7%
- 24th Michigan - 73.2%
- 151st Pennsylvania - 72.2%
- 141st Pennsylvania - 71.3%
Top Five Regiments by Total Actual Numerical Loss
- 24th Michigan - 363
- 151st Pennsylvania - 337
- 149th Pennsylvania - 336
- 157th New York - 307
- 147th New York - 296
Top Five Regiments by Total Number of Men Killed
- 24th Michigan -67
- 147th New York - 60
- 111th New York - 58
- 149th Pennsylvania - 53
- 151st Pennsylvania and 73rd New York - 51
Top Five Batteries - Percentage Loss
- Battery I, 5th US - 31.0%
- Battery A, 4th US - 30.2%
- Battery B, 4th US - 29.3%
- Battery E, 1st Rhode Island - 27.8%
- Battery A, 1st Rhode Island - 27.4%
Top Five Batteries - Total Numerical Loss
- Battery A, 4th US -38
- Battery B, 4th US - 36
- Battery A, 1st Rhode Island -32
- Battery E, 1st Rhode Island - 30
- Battery B, 1st Rhode Island, 9th Massachusetts Artillery, and Batteries C&F Pennsylvania Artillery - 28
Top Five Cavalry Regiments - Percentage Loss
- 7th Michigan - 26.1%
- 1st Michigan - 17.1%
- 1st Vermont - 10.8%
- 3rd Indiana - 10.2%
- 5th Michigan - 8.7%
Top Five Cavalry Regiments - Actual Numeric Loss
- 7th Michigan - 100
- 1st Michigan - 73
- 1st Vermont - 65
- 5th Michigan -65
- 8th New York - 40
Notable Percentage Losses - Brigade
- Paul’s Brigade - 66.8%
- Rowley’s Brigade - 66.0%
- Stone’s Brigade - 64.8%
- Meredith’s Brigade - 63.0%
- Ames’ Brigade - 58.2%
Notable Numerical Losses - Brigade
- Meredith’s Brigade - 1,153
- Paul’s Brigade - 1,026
- Cutler’s Brigade - 1,002
- Rowley’s Brigade - 898
- Stone’s Brigade - 853
December 14th, 2008 at 9:39 pm
As always, amazing work Jenny! Thanks so much.
January 1st, 2009 at 1:12 am
Dear Jenny:
What about the 1st Minnesota, credited with 82% losses in a single action on July 2?
Thanks,
John
January 25th, 2009 at 1:58 pm
John,
First of all, these numbers I used were from Busey and Martin, “Regimental Strengths and Losses at Gettysburg.”
The discrepancy with the 1st Minnesota is a result of the fact that the 82% number was based on how many men were actually engaged in the July 2nd charge. Only eight companies, I believe, were present on July 2; the other two companies were assigned elsewhere. The other 2 companies rejoined the rest of the regiment for the fighting on July 3. The 1st Minnesota helped repel “Pickett’s Charge.”
So the 1st Minnesota numbered a total of 330 at Gettysburg. It suffered casualties of 224 — 50 killed, 173 wounded, 1 missing. This was a percentage loss of 67.9%.
Confederate losses were even more frightful. 92.2% of the 8th Virginia, Garnett’s Brigade fell at Gettysburg.