Download an Excel file* of this document: profile_washington__richland_city.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 | 38,653 | -- | 46,108 | 34 | 48,058 | 50,066 | 48 | -- |
| Persons in Households 2 | 38,518 | 55 | -- | -- | 47,773 | 49,829 | 92 | Yes |
| Total Households 3 | 15,464 | 146 | 17,913 | 545 | 19,707 | 19,964 | 661 | Yes |
| Average Number of Persons per Household 4 | 2.49 | 0.05 | 2.57 | 0.08 | 2.42 | 2.50 | 0.08 | No |
| Average Household Income 5 | $63,615 | $1,986 | $78,835 | $4,132 | -- | $91,030 | $7,181 | Yes |
| Average Number of Vehicles per Household 6 | 1.90 | 0.05 | 1.88 | 0.09 | -- | 1.91 | 0.09 | No |
| Percent of Persons in Poverty 7 | 8.20 | 0.70 | 9.70 | 2.24 | -- | 9.00 | 1.39 | No |
| Percent Minority 8 | 10.90 | 0.80 | 10.80 | 1.81 | 13.00 | 14.70 | 2.12 | Yes |
| Percent of Persons 65 and Over 9 | 13.10 | 0.80 | 13.40 | 1.26 | 14.60 | 15.00 | 1.32 | Yes |
| Percent of Persons Foreign Born 10 | 7.20 | 0.60 | 7.60 | 1.39 | -- | 9.10 | 1.34 | Yes |
| Total Workers at Place of Residence11 | 18,372 | 469 | 21,795 | 1,298 | -- | 23,979 | 845 | 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 | 18,080 | 100.0 | 469 | 21,413 | 100.0 | 888 | 23,496 | 100.0 | 851 | Yes |
| Drove alone | 14,550 | 80.5 | 455 | 16,976 | 79.3 | 977 | 18,666 | 79.4 | 863 | Yes |
| 2-person Carpool | 1,485 | 8.2 | 181 | 1,614 | 7.5 | 354 | 1,253 | 5.3 | 325 | No |
| 3-or-more-person Carpool | 640 | 3.5 | 120 | 811 | 3.8 | 278 | 1,112 | 4.7 | 317 | Yes |
| Transit | 195 | 1.1 | 67 | 358 | 1.7 | 140 | 390 | 1.7 | 183 | Yes |
| Bike | 110 | 0.6 | 50 | 139 | 0.6 | 101 | 241 | 1.0 | 171 | No |
| Walked | 370 | 2.0 | 92 | 565 | 2.6 | 295 | 640 | 2.7 | 262 | No |
| Taxi, Motorcycle and Other means | 160 | 0.9 | 60 | 214 | 1.0 | 203 | 215 | 0.9 | 110 | No |
| Worked at Home | 565 | 3.1 | 113 | 736 | 3.4 | 233 | 979 | 4.2 | 298 | 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 | 26,170 | 100.0 | 440 | 30,908 | 100.0 | 1,508 | 33,930 | 100.0 | 1,329 | Yes |
| Drove alone | 21,265 | 81.3 | 468 | 24,601 | 79.6 | 1,196 | 27,234 | 80.3 | 1,302 | Yes |
| 2-person Carpool | 2,260 | 8.6 | 221 | 2,501 | 8.1 | 506 | 2,024 | 6.0 | 412 | No |
| 3-or-more-person Carpool | 1,160 | 4.4 | 160 | 1,662 | 5.4 | 365 | 2,163 | 6.4 | 404 | Yes |
| Transit | 290 | 1.1 | 81 | 367 | 1.2 | 204 | 302 | 0.9 | 168 | No |
| Bike | 90 | 0.3 | 45 | 198 | 0.6 | 121 | 279 | 0.8 | 176 | Yes |
| Walked | 350 | 1.3 | 89 | 504 | 1.6 | 264 | 615 | 1.8 | 238 | Yes |
| Taxi, Motorcycle and Other means | 195 | 0.7 | 67 | 339 | 1.1 | 134 | 334 | 1.0 | 154 | No |
| Worked at Home | 565 | 2.2 | 113 | 736 | 2.4 | 233 | 979 | 2.9 | 298 | 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) | 18.2 | 0.6 | 18.8 | 2.0 | 19.9 | 1.7 | No |
| Drove alone | 17.1 | 0.7 | 16.9 | 2.1 | 18.2 | 1.9 | No |
| Carpooled | 25.0 | 2.1 | 28.0 | 7.6 | 29.6 | 8.9 | No |
| Transit | 28.8 | 6.7 | 44.1 | 26.5 | 46.9 | 32.2 | No |
| Taxi, Motorcycle, Walk, Bicycle and Other means | 16.6 | 3.5 | 20.1 | 14.8 | 18.9 | 9.0 | 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
