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US counties

3,144 counties
#CountyStatePopulationChange since 2020Unemployment rate
121New Castle CountyDelaware588,0933.0 %4.7 %
122Delaware CountyPennsylvania584,8821.4 %4.2 %
123Jefferson CountyColorado578,533-0.8 %3.8 %
124South Central Connecticut Planning RegionConnecticut576,7181.0 %4.1 %
125Greenville CountySouth Carolina570,7458.6 %3.9 %
126Baltimore cityMaryland568,271-3.0 %5.2 %
127Lancaster CountyPennsylvania563,2931.9 %3.4 %
128Chester CountyPennsylvania560,7454.9 %3.2 %
129Guilford CountyNorth Carolina558,8163.2 %4.3 %
130Stanislaus CountyCalifornia556,9720.7 %7.2 %
131Spokane CountyWashington555,9473.1 %4.3 %
132Adams CountyColorado542,9734.5 %4.2 %
133Plymouth CountyMassachusetts542,0902.1 %4.6 %
134Ramsey CountyMinnesota542,015-1.9 %3.8 %
135Summit CountyOhio538,370-0.4 %4.9 %
136Montgomery CountyOhio537,4430.0 %5.0 %
137Sedgwick CountyKansas536,0812.3 %4.1 %
138Ada CountyIdaho535,7998.2 %3.3 %
139Camden CountyNew Jersey533,9882.0 %5.7 %
140Clark CountyWashington527,2694.8 %4.5 %
141Passaic CountyNew Jersey526,5970.3 %6.0 %
142Morris CountyNew Jersey523,0532.7 %4.4 %
143Kane CountyIllinois520,9970.8 %4.7 %
144Polk CountyIowa516,1854.8 %3.7 %
145Pinal CountyArizona513,86220.6 %4.4 %
146Washoe CountyNevada507,2804.3 %4.3 %
147Knox CountyTennessee506,7485.8 %3.0 %
148Lake CountyIndiana502,9550.9 %5.1 %
149Richmond CountyNew York498,2120.4 %4.7 %
150Prince William CountyVirginia497,0033.1 %3.2 %
151Seminole CountyFlorida494,6055.0 %3.7 %
152Sonoma CountyCalifornia485,375-0.7 %4.4 %
153Tulare CountyCalifornia483,5462.2 %10.8 %
154Sarasota CountyFlorida476,6049.8 %4.3 %
155Burlington CountyNew Jersey475,5153.0 %4.8 %
156York CountyPennsylvania471,2403.2 %4.1 %
157Onondaga CountyNew York469,812-1.4 %3.6 %
158Osceola CountyFlorida468,05820.4 %4.1 %
159Hampden CountyMassachusetts464,151-0.4 %5.5 %
160Naugatuck Valley Planning RegionConnecticut462,2202.7 %4.5 %
161Manatee CountyFlorida458,35214.7 %4.2 %
162Solano CountyCalifornia455,1010.3 %5.3 %
163Virginia Beach cityVirginia454,808-1.0 %3.2 %
164Dakota CountyMinnesota453,1563.0 %3.6 %
165East Baton Rouge ParishLouisiana453,022-0.8 %4.2 %
166Santa Barbara CountyCalifornia444,500-0.8 %4.8 %
167Lake CountyFlorida444,20415.7 %4.2 %
168Loudoun CountyVirginia443,3805.3 %3.1 %
169Berks CountyPennsylvania439,1172.4 %4.4 %
170Monterey CountyCalifornia436,251-1.1 %7.9 %
171Placer CountyCalifornia433,8227.2 %4.3 %
172Cameron CountyTexas431,8742.6 %6.9 %
173Charleston CountySouth Carolina431,0015.5 %3.6 %
174Richland CountySouth Carolina430,6513.5 %4.6 %
175Hillsborough CountyNew Hampshire430,4621.8 %3.5 %
176Marion CountyFlorida428,90514.1 %4.9 %
177Jefferson ParishLouisiana427,253-3.1 %4.0 %
178Lucas CountyOhio426,291-1.2 %6.0 %
179Clackamas CountyOregon425,8571.1 %4.9 %
180St. Charles CountyMissouri423,7264.6 %3.4 %