Download an Excel file* of this document: profile_maryland__charles_county.xls.
| Table 1. Selected Characteristics | Census 2000 | 2007-2009 ACS | 2010 Census | 2010-2012 ACS | Is the numeric change between Census 2000 and 2010-2012 ACS Significant? ** |
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|---|---|---|---|---|---|---|---|---|
| Value | MOE(+/-) | Value | MOE(+/-) | Value | Value | MOE(+/-) | ||
| Total Persons 1 | 120,546 | -- | 141,447 | -- | 146,551 | 148,982 | -- | -- |
| Persons in Households 2 | 119,162 | 190 | 140,474 | -- | 145,146 | 147,547 | -- | -- |
| Total Households 3 | 41,675 | 237 | 49,139 | 777 | 51,214 | 51,274 | 780 | Yes |
| Average Number of Persons per Household 4 | 2.86 | 0.04 | 2.86 | 0.04 | 2.83 | 2.88 | 0.04 | No |
| Average Household Income 5 | $69,470 | $1,177 | $96,811 | $2,819 | -- | $103,296 | $3,657 | Yes |
| Average Number of Vehicles per Household 6 | 2.07 | 0.04 | 2.24 | 0.06 | -- | 2.12 | 0.06 | No |
| Percent of Persons in Poverty 7 | 5.50 | 0.30 | 5.30 | 0.96 | -- | 7.80 | 1.19 | Yes |
| Percent Minority 8 | 31.60 | 0.70 | 45.60 | 0.38 | 49.70 | 49.90 | 0.55 | Yes |
| Percent of Persons 65 and Over 9 | 7.80 | 0.40 | 8.80 | 0.51 | 9.50 | 9.90 | 0.55 | Yes |
| Percent of Persons Foreign Born 10 | 2.90 | 0.20 | 4.50 | 0.62 | -- | 5.80 | 0.65 | Yes |
| Total Workers at Place of Residence11 | 62,868 | 893 | 77,150 | 1,572 | -- | 75,744 | 1,275 | Yes |
| Table 2a. Mode to Work 12 | CTPP2000 | 2007-2009 ACS | 2010-2012 ACS | Is the numeric change between CTPP 2000 and 2010-2012 ACS Significant? ** |
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|---|---|---|---|---|---|---|---|---|---|---|
| Number | Percent | MOE(+/-)* | Number | Percent | MOE(+/-)* | Number | Percent | MOE(+/-)* | ||
| Total Workers | 61,700 | 100.0 | 894 | 74,095 | 100.0 | 1,248 | 74,305 | 100.0 | 1,266 | Yes |
| Drove alone | 47,795 | 77.5 | 875 | 57,548 | 77.7 | 1,402 | 58,174 | 78.3 | 1,593 | Yes |
| 2-person Carpool | 7,270 | 11.8 | 426 | 6,745 | 9.1 | 948 | 5,892 | 7.9 | 828 | Yes |
| 3-or-more-person Carpool | 2,550 | 4.1 | 257 | 2,060 | 2.8 | 588 | 1,618 | 2.2 | 632 | Yes |
| Transit | 1,449 | 2.3 | 195 | 4,696 | 6.3 | 776 | 5,203 | 7.0 | 801 | Yes |
| Bike | 50 | 0.1 | 36 | 137 | 0.2 | 139 | 73 | 0.1 | 89 | No |
| Walked | 525 | 0.9 | 118 | 527 | 0.7 | 215 | 679 | 0.9 | 281 | No |
| Taxi, Motorcycle and Other means | 390 | 0.6 | 102 | 603 | 0.8 | 304 | 292 | 0.4 | 186 | No |
| Worked at Home | 1,665 | 2.7 | 209 | 1,779 | 2.4 | 428 | 2,374 | 3.2 | 536 | Yes |
| Table 2b. Mode to Work 12 | CTPP2000 | 2007-2009 ACS | 2010-2012 ACS | Is the numeric change between CTPP 2000 and 2010-2012 ACS Significant? ** |
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|---|---|---|---|---|---|---|---|---|---|---|
| Number | Percent | MOE(+/-)* | Number | Percent | MOE(+/-)* | Number | Percent | MOE(+/-)* | ||
| At Place of Work | ||||||||||
| Total Workers | 36,220 | 100.0 | 820 | 41,253 | 100.0 | 2,291 | 41,435 | 100.0 | 1,732 | Yes |
| Drove alone | 28,730 | 79.3 | 762 | 32,805 | 79.5 | 2,189 | 34,355 | 82.9 | 1,669 | Yes |
| 2-person Carpool | 3,605 | 10.0 | 305 | 3,624 | 8.8 | 662 | 2,593 | 6.3 | 482 | Yes |
| 3-or-more-person Carpool | 1,100 | 3.0 | 170 | 1,330 | 3.2 | 503 | 825 | 2.0 | 288 | No |
| Transit | 269 | 0.7 | 84 | 696 | 1.7 | 277 | 393 | 0.9 | 203 | No |
| Bike | 70 | 0.2 | 43 | 125 | 0.3 | 144 | 73 | 0.2 | 89 | No |
| Walked | 485 | 1.3 | 113 | 532 | 1.3 | 217 | 644 | 1.6 | 275 | No |
| Taxi, Motorcycle and Other means | 289 | 0.8 | 87 | 362 | 0.9 | 201 | 178 | 0.4 | 107 | No |
| Worked at Home | 1,665 | 4.6 | 209 | 1,779 | 4.3 | 428 | 2,374 | 5.7 | 536 | Yes |
| Table 3. Mean Travel Time by Mode to Work 13 | Census 2000 | 2007-2009 ACS | 2010-2012 ACS | Is the change in travel time between Census 2000 and 2010-2012 ACS Significant? ** |
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|---|---|---|---|---|---|---|---|
| Minutes | MOE(+/-) | Minutes | MOE(+/-) | Minutes | MOE(+/-) | ||
| At Place of Residence | |||||||
| Total Workers (does not include workers who worked at home) | 39.3 | 0.7 | 41.6 | 1.5 | 42.1 | 1.3 | Yes |
| Drove alone | 37.4 | 0.7 | 39.2 | 1.6 | 39.5 | 1.8 | Yes |
| Carpooled | 45.4 | 1.8 | 44.3 | 7.9 | 44.3 | 9.0 | No |
| Transit | 71.6 | 4.6 | 70.3 | 16.1 | 71.7 | 15.6 | No |
| Taxi, Motorcycle, Walk, Bicycle and Other means | 19.4 | 4.1 | 25.6 | 13.4 | 18.3 | 8.9 | No |
Notes:
* The coefficient of variation (CV) can be derived by the standard error (SE) divided by the estimate, while SE = MOE/1.645.
** The z-value of the difference of the two estimates are used to determined if the two estimates are significantly different at 90% confidence level.
1 Census 2000 SF3 Table P1; 2007-2009 ACS Table B01003; 2010-2012 ACS Table B01003
2 Census 2000 SF3 Table P9; 2007-2009 ACS Table B09016; 2010-2012 ACS Table B01003 minus Table B26001
3 Census 2000 SF3 Table P10; 2007-2009 ACS Table B19001; 2010-2012 ACS Table B19001
4 Census 2000 SF3 Table P9 divided Census 2000 SF3 Table P10; 2007-2009 ACS Table B09016 divided 2007-2009 ACS Table B19001; 2010-2012 ACS Table S1101
5 CTPP2000 Table 1-090; 2007-2009 ACS Table B19025; 2010-2012 ACS Table B19025
6 Census 2000 SF3 Table H46; 2007-2009 ACS Table B25046; 2010-2012 ACS Table B25046
7 Census 2000 SF3 Table P87; 2007 -2009 ACS Table B17001; 2010-2012 ACS Table B17001
8 Census 2000 SF3 Table P6; 2007-2009 ACS Table B02001; 2010-2012 ACS Table B02001
9 Census 2000 SF3 Table P8; 2007-2009 ACS Table B01001; 2010-2012 ACS Table B01001
10 Census 2000 SF3 Table P21; 2007-2009 ACS Table B06003; 2010-2012 ACS Table B06003
11 Census 2000 SF3 Table P43; 2007-2009 ACS Table B23001; 2010-2012 ACS Table B23025
12 Residence place information is from CTPP2000 Table 1-002; 2007- 2009 ACS Table B08301; 2010-2012 ACS Table B08301. Workplace information is from CTPP2000 Table 2-002; 2007-2009 ACS Table B08406; 2010-2012 ACS Table B08601
13 CTPP2000 1-118; 2007-2009 ACS Table C08136; 2010-2012 ACS Table C08136
