— born in Prussia or NY:
3.  William VOIGHT, b. 1855/6

— born in NY, presumably in New York City, NY:
4.  Anna VOIGHT, b. 1858/9
5.  Caroline VOIGHT, b. 1860/1; d. 1870/1

1.  Marriage Record:

2.  1860 Census Every-Name-Index/Images (online at Ancestry.com, Image #11 of 265):  New York P.O., 2nd Dist., 9th Ward, City of N.Y., New York Co., NY, Roll M653_796, p. 359, PN 11, 38/82, enumerated 1 Jun 1860, official enumeration date 1 Jun 1860 (extracted by Diana Gale Matthiesen):

Christian Vinchelmeyer	40	M		Cabt Maker			Hanover
Henry Voight	36	M		"   "			"
Caroline  "	31	F					Prussia
Ellen     "	8	F					"
Mary      "	6	F					"
Wm        "	4	M					"
Anna      "	1	F					N Y
Cathrine Bogan	40	F					Ire

3a.  1870 Census Every-Name-Index/Images (online at Ancestry.com, Image #44 of 51):  New York City P.O., 11th Election Dist., 16th Ward, New York City, New York Co., NY, Roll M593_996, p. 478B, PN 44, 106/341, enumerated 1 Jul 1870, official enumeration date 1 Jun 1870 (extracted by Diana Gale Matthiesen):

Voigt Caroline	40	F	W	Chair Caner			Prussia
_____ William	15	M	W				New York
_____ Anna	11	F	W				"
_____ Caroline	9	F	W				"

3b.  1870 Census Every-Name-Index/Images (online at Ancestry.com, Image #11 of 52):  New York P.O., New York City, 5th Dist., 16th Ward, New York City, New York Co., NY, Roll M593_1034, p. 114A, PN 11, 110/Rear, enumerated 24 Jan 1871, official enumeration date 1 Jun 1870 (extracted by Diana Gale Matthiesen):

Voight Caroline	40	F	W				Germany
William	15	M	W				New York
Annie	11	F	W				"

and others not extracted.