Top 25 Jurisdictions in the U.S. By Median Household Income, 1999
Rank	Area Name	Income
1	Fairfax County, VA	$81,050
2	Loudoun County, VA	$80,648
3	Hunterdon County, NJ	$79,888
4	Los Alamos County, NM	$78,993
5	Morris County, NJ	$77,340
6	Somerset County, NJ	$76,933
7	Falls Church city, VA	$74,924
8	Santa Clara County, CA	$74,335
9	Howard County, MD	$74,167
10	Putnam County, NY	$72,279
11	Nassau County, NY	$72,030
12	Montgomery County, MD	$71,551
13	Marin County, CA	$71,306
14	Fayette County, GA Fairfax city, VA	$71,227
15	Hamilton County, IN	$71,026
16	Collin County, TX	$70,835
17	San Mateo, CA	$70,819
18	Forsyth County, GA	$68,890
19	Rockland County, NY	$67,971
20	DuPage County, IL	$67,887
21	Livingston County, MI	$67,400
22	Delaware County, OH	$67,258
23	Lake County, IL	$66,973
24	Stafford County, VA	$66,809
25	Washington County, MN	$66,305
Source: U.S. Bureau of the Census; Montgomery County Department of Park and Planning, Research and Technology Center.