Moses counted the Levites separately (compare 1:47–49; 3:14–39).
a month old or more: Compare 3:15.
The Levites did not receive a land allotment when the Israelites divided the land. Instead, they received 48 towns for their use, but no large territory as described in 26:52–56. (35:1–8; compare 18:23–24).