|
| Rank |
County |
Average |
Lower Bound |
Upper Bound |
| 1 |
Richmond County, NY |
44.1 |
41.6 |
46.6 |
| 2 |
Kings County, NY |
42.5 |
41.3 |
43.7 |
| 3 |
Queens County, NY |
41.0 |
39.8 |
42.2 |
| 4 |
Bronx County, NY |
40.0 |
39.3 |
40.7 |
| 5 |
Prince William County, VA |
38.8 |
36.3 |
41.3 |
| 6 |
Prince George's County, MD |
35.0 |
33.8 |
36.2 |
| 7 |
Contra Costa County, CA |
34.6 |
33.0 |
36.3 |
| 8 |
Nassau County, NY |
34.5 |
33.5 |
35.5 |
| 9 |
Westchester County, NY |
32.5 |
31.0 |
34.0 |
| 10 |
Ocean County, NJ |
32.2 |
30.4 |
34.0 |
| 11 |
Monmouth County, NJ |
32.1 |
30.1 |
34.1 |
| 12 |
Suffolk County, NY |
31.5 |
30.2 |
32.8 |
| 13 |
Gwinnett County, GA |
31.4 |
30.1 |
32.7 |
| 14 |
Cook County, IL |
31.2 |
30.5 |
31.9 |
| 14 |
Montgomery County, TX |
31.2 |
28.7 |
33.7 |
| 16 |
Lake County, IL |
31.1 |
30.6 |
31.6 |
| 17 |
McHenry County, IL |
31.0 |
29.0 |
33.0 |
| 18 |
Solano County, CA |
30.9 |
28.3 |
33.5 |
| 18 |
Hudson County, NJ |
30.9 |
29.3 |
32.6 |
| 18 |
Middlesex County, NJ |
30.9 |
29.3 |
32.6 |
| 18 |
Rockland County, NY |
30.9 |
30.1 |
31.7 |
| 22 |
Plymouth County, MA |
30.8 |
29.3 |
32.3 |
| 22 |
Orange County, NY |
30.8 |
28.7 |
32.9 |
| 24 |
Will County, IL |
30.7 |
28.9 |
32.5 |
| 24 |
Montgomery County, MD |
30.7 |
29.9 |
31.5 |
| 26 |
Morris County, NJ |
30.6 |
28.8 |
32.4 |
| 27 |
Denton County, TX |
30.3 |
27.3 |
33.3 |
| 27 |
Fort Bend County, TX |
30.3 |
29.1 |
31.5 |
| 29 |
Norfolk County, MA |
30.2 |
29.2 |
31.2 |
| 30 |
Alameda County, CA |
29.9 |
29.1 |
30.7 |
| 31 |
Cobb County, GA |
29.7 |
28.5 |
30.9 |
| 31 |
Essex County, NJ |
29.7 |
28.4 |
31.0 |
| 33 |
Riverside County, CA |
29.6 |
28.4 |
30.8 |
| 33 |
New York County, NY |
29.6 |
28.6 |
30.6 |
| 35 |
San Francisco County, CA |
29.5 |
29.0 |
30.0 |
| 35 |
DeKalb County, GA |
29.5 |
28.5 |
30.5 |
| 37 |
DuPage County, IL |
29.4 |
28.2 |
30.6 |
| 37 |
Philadelphia County, PA |
29.4 |
28.2 |
30.6 |
| 39 |
Fairfax County, VA |
29.0 |
28.0 |
30.0 |
| 40 |
Bergen County, NJ |
28.8 |
27.6 |
30.0 |
| 41 |
District of Columbia, DC |
28.7 |
28.0 |
29.4 |
| 41 |
Union County, NJ |
28.7 |
27.2 |
30.2 |
| 43 |
Miami-Dade County, FL |
28.5 |
27.7 |
29.3 |
| 44 |
Bucks County, PA |
28.3 |
26.8 |
29.8 |
| 45 |
San Bernardino County, CA |
28.1 |
26.9 |
29.3 |
| 45 |
Pierce County, WA |
28.1 |
26.8 |
29.4 |
| 47 |
Los Angeles County, CA |
28.0 |
27.5 |
28.5 |
| 47 |
Dutchess County, NY |
28.0 |
25.2 |
30.8 |
| 49 |
Baltimore city, MD |
27.7 |
26.1 |
29.4 |
| 49 |
Anoka County, MN |
27.7 |
26.2 |
29.2 |
| 49 |
Burlington County, NJ |
27.7 |
25.7 |
29.7 |
| 49 |
Snohomish County, WA |
27.7 |
26.5 |
28.9 |
| 53 |
Rockingham County, NH |
27.6 |
26.4 |
28.8 |
| 53 |
Somerset County, NJ |
27.6 |
25.6 |
29.6 |
| 55 |
Middlesex County, MA |
27.5 |
26.8 |
28.2 |
| 56 |
Anne Arundel County, MD |
27.4 |
26.2 |
28.6 |
| 57 |
Lake County, IN |
27.2 |
25.4 |
29.0 |
| 58 |
Fulton County, GA |
27.0 |
25.7 |
28.3 |
| 59 |
Stanislaus County, CA |
26.9 |
24.3 |
29.5 |
| 60 |
Fairfield County, CT |
26.5 |
25.3 |
27.7 |
| 60 |
St. Charles County, MO |
26.5 |
25.3 |
27.7 |
| 60 |
Chester County, PA |
26.5 |
25.0 |
28.0 |
| 60 |
Northampton County, PA |
26.5 |
24.5 |
28.5 |
| 64 |
King County, WA |
26.4 |
25.6 |
27.2 |
| 65 |
Harris County, TX |
26.3 |
26.0 |
26.6 |
| 66 |
Orange County, CA |
26.1 |
25.3 |
26.9 |
| 66 |
Jefferson County, CO |
26.1 |
25.1 |
27.1 |
| 68 |
San Joaquin County, CA |
26.0 |
23.9 |
28.1 |
| 68 |
Essex County, MA |
26.0 |
24.8 |
27.2 |
| 70 |
Baltimore County, MD |
25.9 |
24.9 |
26.9 |
| 71 |
Broward County, FL |
25.8 |
25.5 |
26.1 |
| 71 |
Volusia County, FL |
25.8 |
23.2 |
28.4 |
| 71 |
Suffolk County, MA |
25.8 |
25.0 |
26.6 |
| 71 |
Montgomery County, PA |
25.8 |
24.8 |
26.8 |
| 75 |
San Mateo County, CA |
25.7 |
24.5 |
26.9 |
| 75 |
Ventura County, CA |
25.7 |
24.2 |
27.2 |
| 75 |
Bristol County, MA |
25.7 |
24.5 |
26.9 |
| 78 |
Honolulu County, HI |
25.6 |
24.9 |
26.3 |
| 79 |
Delaware County, PA |
25.5 |
24.3 |
26.7 |
| 79 |
Westmoreland County, PA |
25.5 |
23.5 |
27.5 |
| 79 |
Collin County, TX |
25.5 |
24.2 |
26.8 |
| 82 |
Sonoma County, CA |
25.4 |
23.4 |
27.4 |
| 82 |
Madison County, IL |
25.4 |
22.9 |
27.9 |
| 82 |
Orleans Parish, LA |
25.4 |
24.1 |
26.7 |
| 82 |
Camden County, NJ |
25.4 |
24.1 |
26.7 |
| 82 |
Tarrant County, TX |
25.4 |
24.4 |
26.4 |
| 87 |
Arapahoe County, CO |
25.3 |
23.8 |
26.8 |
| 87 |
Macomb County, MI |
25.3 |
24.1 |
26.5 |
| 89 |
Santa Clara County, CA |
25.2 |
24.4 |
26.0 |
| 89 |
Adams County, CO |
25.2 |
23.9 |
26.5 |
| 89 |
Denver County, CO |
25.2 |
23.7 |
26.7 |
| 89 |
Genesee County, MI |
25.2 |
23.7 |
26.7 |
| 89 |
Oakland County, MI |
25.2 |
24.4 |
26.0 |
| 89 |
Dallas County, TX |
25.2 |
24.4 |
26.0 |
| 95 |
Maricopa County, AZ |
25.0 |
24.3 |
25.7 |
| 96 |
Mercer County, NJ |
24.9 |
23.3 |
26.6 |
| 97 |
Worcester County, MA |
24.8 |
23.6 |
26.0 |
| 98 |
San Diego County, CA |
24.7 |
24.0 |
25.4 |
| 98 |
Kane County, IL |
24.7 |
23.7 |
25.7 |
| 98 |
Hillsborough County, NH |
24.7 |
23.7 |
25.7 |
| 101 |
Pasco County, FL |
24.6 |
23.3 |
25.9 |
| 102 |
Orange County, FL |
24.4 |
23.2 |
25.6 |
| 102 |
Mecklenburg County, NC |
24.4 |
23.4 |
25.4 |
| 102 |
Clark County, WA |
24.4 |
22.6 |
26.2 |
| 105 |
Jefferson Parish, LA |
24.2 |
22.6 |
25.9 |
| 106 |
Polk County, FL |
24.1 |
22.8 |
25.4 |
| 106 |
Allegheny County, PA |
24.1 |
23.4 |
24.8 |
| 108 |
Sacramento County, CA |
24.0 |
22.8 |
25.2 |
| 108 |
Seminole County, FL |
24.0 |
22.8 |
25.2 |
| 108 |
Clark County, NV |
24.0 |
23.2 |
24.8 |
| 108 |
Clackamas County, OR |
24.0 |
22.4 |
25.7 |
| 112 |
Brevard County, FL |
23.9 |
22.4 |
25.4 |
| 113 |
Wayne County, MI |
23.8 |
23.1 |
24.5 |
| 113 |
Passaic County, NJ |
23.8 |
22.5 |
25.1 |
| 115 |
Palm Beach County, FL |
23.7 |
22.5 |
24.9 |
| 115 |
Multnomah County, OR |
23.7 |
23.4 |
24.0 |
| 115 |
Washington County, OR |
23.7 |
22.4 |
25.0 |
| 118 |
Hillsborough County, FL |
23.5 |
22.7 |
24.3 |
| 118 |
Wake County, NC |
23.5 |
22.5 |
24.5 |
| 120 |
York County, PA |
23.3 |
22.0 |
24.6 |
| 121 |
Cuyahoga County, OH |
23.2 |
22.5 |
23.9 |
| 122 |
Lee County, FL |
23.1 |
21.9 |
24.3 |
| 122 |
St. Clair County, IL |
23.1 |
21.6 |
24.6 |
| 122 |
Dakota County, MN |
23.1 |
21.6 |
24.6 |
| 122 |
Chesterfield County, VA |
23.1 |
21.8 |
24.4 |
| 126 |
New Castle County, DE |
22.9 |
22.1 |
23.7 |
| 126 |
Virginia Beach city, VA |
22.9 |
21.1 |
24.7 |
| 126 |
Waukesha County, WI |
22.9 |
20.9 |
24.9 |
| 129 |
Duval County, FL |
22.8 |
22.0 |
23.6 |
| 130 |
Jefferson County, AL |
22.7 |
21.5 |
23.9 |
| 131 |
Pima County, AZ |
22.5 |
22.2 |
22.8 |
| 132 |
Mobile County, AL |
22.3 |
20.8 |
23.8 |
| 132 |
Monterey County, CA |
22.3 |
20.5 |
24.1 |
| 132 |
Hamilton County, OH |
22.3 |
21.5 |
23.1 |
| 135 |
Lorain County, OH |
22.2 |
20.6 |
23.9 |
| 135 |
Davidson County, TN |
22.2 |
21.2 |
23.2 |
| 137 |
New Haven County, CT |
22.1 |
21.3 |
22.9 |
| 137 |
St. Louis County, MO |
22.1 |
21.6 |
22.6 |
| 139 |
Boulder County, CO |
22.0 |
20.2 |
23.8 |
| 139 |
Bexar County, TX |
22.0 |
21.3 |
22.7 |
| 141 |
Jackson County, MO |
21.9 |
21.1 |
22.7 |
| 142 |
Kern County, CA |
21.8 |
20.3 |
23.3 |
| 142 |
Marion County, IN |
21.8 |
21.0 |
22.6 |
| 142 |
Henrico County, VA |
21.8 |
19.3 |
24.3 |
| 145 |
Marion County, OR |
21.7 |
20.4 |
23.0 |
| 146 |
Salt Lake County, UT |
21.6 |
20.9 |
22.3 |
| 147 |
Manatee County, FL |
21.5 |
19.9 |
23.2 |
| 147 |
Providence County, RI |
21.5 |
20.7 |
22.3 |
| 147 |
Hamilton County, TN |
21.5 |
20.3 |
22.7 |
| 147 |
Shelby County, TN |
21.5 |
20.3 |
22.7 |
| 151 |
Hennepin County, MN |
21.4 |
20.6 |
22.2 |
| 151 |
Travis County, TX |
21.4 |
20.7 |
22.1 |
| 153 |
Washtenaw County, MI |
21.3 |
20.0 |
22.6 |
| 153 |
Berks County, PA |
21.3 |
20.1 |
22.5 |
| 153 |
Luzerne County, PA |
21.3 |
19.3 |
23.3 |
| 153 |
Charleston County, SC |
21.3 |
19.5 |
23.1 |
| 157 |
Pinellas County, FL |
21.2 |
20.4 |
22.0 |
| 157 |
Hampden County, MA |
21.2 |
20.7 |
21.7 |
| 157 |
Summit County, OH |
21.2 |
20.4 |
22.0 |
| 160 |
East Baton Rouge Parish, LA |
21.1 |
19.9 |
22.3 |
| 160 |
Ramsey County, MN |
21.1 |
20.1 |
22.1 |
| 160 |
Butler County, OH |
21.1 |
19.8 |
22.4 |
| 163 |
Fresno County, CA |
21.0 |
19.7 |
22.3 |
| 163 |
Lancaster County, PA |
21.0 |
19.8 |
22.2 |
| 165 |
Johnson County, KS |
20.9 |
19.9 |
21.9 |
| 165 |
Montgomery County, OH |
20.9 |
19.7 |
22.1 |
| 165 |
Lehigh County, PA |
20.9 |
19.3 |
22.6 |
| 168 |
Kent County, MI |
20.8 |
19.6 |
22.0 |
| 168 |
Bernalillo County, NM |
20.8 |
19.6 |
22.0 |
| 168 |
Erie County, NY |
20.8 |
20.0 |
21.6 |
| 171 |
El Paso County, CO |
20.7 |
19.5 |
21.9 |
| 171 |
Escambia County, FL |
20.7 |
18.4 |
23.0 |
| 171 |
Franklin County, OH |
20.7 |
20.4 |
21.0 |
| 174 |
St. Louis city, MO |
20.6 |
19.4 |
21.8 |
| 175 |
Hartford County, CT |
20.5 |
19.7 |
21.3 |
| 175 |
Mahoning County, OH |
20.5 |
18.7 |
22.3 |
| 175 |
Hidalgo County, TX |
20.5 |
18.4 |
22.6 |
| 175 |
Milwaukee County, WI |
20.5 |
19.7 |
21.3 |
| 179 |
Cumberland County, ME |
20.3 |
19.0 |
21.6 |
| 180 |
Richland County, SC |
20.2 |
18.9 |
21.5 |
| 181 |
Cumberland County, NC |
20.1 |
18.9 |
21.3 |
| 181 |
El Paso County, TX |
20.1 |
18.9 |
21.3 |
| 183 |
Jefferson County, KY |
20.0 |
19.2 |
20.8 |
| 184 |
Stark County, OH |
19.9 |
18.6 |
21.2 |
| 185 |
Pulaski County, AR |
19.8 |
18.6 |
21.0 |
| 185 |
Tulare County, CA |
19.8 |
19.1 |
20.5 |
| 185 |
Forsyth County, NC |
19.8 |
18.6 |
21.0 |
| 188 |
Onondaga County, NY |
19.7 |
18.2 |
21.2 |
| 189 |
Tulsa County, OK |
19.6 |
18.1 |
21.1 |
| 189 |
Greenville County, SC |
19.6 |
18.4 |
20.8 |
| 191 |
Sarasota County, FL |
19.5 |
17.9 |
21.2 |
| 191 |
Knox County, TN |
19.5 |
18.7 |
20.3 |
| 193 |
Ada County, ID |
19.4 |
17.9 |
20.9 |
| 193 |
St. Joseph County, IN |
19.4 |
17.8 |
21.1 |
| 193 |
Guilford County, NC |
19.4 |
17.9 |
20.9 |
| 196 |
Madison County, AL |
19.3 |
18.3 |
20.3 |
| 197 |
Allen County, IN |
19.1 |
17.8 |
20.4 |
| 197 |
Spokane County, WA |
19.1 |
18.3 |
19.9 |
| 199 |
Winnebago County, IL |
19.0 |
17.7 |
20.3 |
| 199 |
Erie County, PA |
19.0 |
17.5 |
20.5 |
| 201 |
Monroe County, NY |
18.9 |
18.2 |
19.6 |
| 201 |
Utah County, UT |
18.9 |
17.4 |
20.4 |
| 203 |
Santa Barbara County, CA |
18.7 |
17.4 |
20.0 |
| 203 |
Oklahoma County, OK |
18.7 |
17.7 |
19.7 |
| 203 |
Cameron County, TX |
18.7 |
17.4 |
20.0 |
| 206 |
Albany County, NY |
18.6 |
17.4 |
19.8 |
| 207 |
Ingham County, MI |
18.5 |
17.2 |
19.8 |
| 207 |
Nueces County, TX |
18.5 |
16.7 |
20.3 |
| 209 |
Lane County, OR |
18.3 |
17.0 |
19.6 |
| 210 |
Lucas County, OH |
18.1 |
17.1 |
19.1 |
| 211 |
Douglas County, NE |
18.0 |
17.7 |
18.3 |
| 212 |
Anchorage Municipality, AK |
17.8 |
17.1 |
18.5 |
| 213 |
Dane County, WI |
17.6 |
16.8 |
18.4 |
| 214 |
Washoe County, NV |
17.5 |
16.3 |
18.7 |
| 215 |
Sedgwick County, KS |
17.1 |
16.1 |
18.1 |
| 216 |
Polk County, IA |
16.3 |
15.5 |
17.1 |
| |
|
|
