| U.S. 2000 Census Results - Summary File 1 | ||||
| Census Variable Name | Location name | Dublin city | Percent | Description |
| P001001 | Total Population (100% Count), April 1, 2000 | 31,392 | 100.0% | All residents |
| HU100 | Total number of Housing Units (100% Count) | 12,038 | 100.0% | All housing units |
| P017001 | Average Household Size | 2.80 | ||
| P017A001 | Average Household Size (number of residents), White Householder | 2.78 | ||
| P017B001 | Average Household Size (number of residents), Black/African American Householder | 2.72 | ||
| P017C001 | Average Household Size (number of residents), American Indian/Alaskan Householder | 2.58 | ||
| P017D001 | Average Household Size (number of residents), Asian Householder | 2.98 | ||
| P017E001 | Average Household Size (number of residents), Hawaiian/Pacific Islander Householder | 3.00 | ||
| P017F001 | Average Household Size (number of residents), Other racial category Householder | 2.93 | ||
| P017G001 | Average Household Size (# of residents), Householder with 2 or more racial categories | 2.83 | ||
| P017H001 | Average Household Size (number of residents), Hispanic Householder, and race | 3.11 | ||
| P018001 | Households, total count | 11,209 | 100.0% | All households |
| P018002 | Number of ONE person Households | 2,075 | 18.5% | Percent of all households |
| P018003 | Number of ONE person Households - Male | 950 | 8.5% | Percent of all households |
| P018004 | Number of ONE person Households - Female | 1,125 | 10.0% | Percent of all households |
| P018005 | Households, total count of those with 2 or more residents | 9,134 | 81.5% | Percent of all households |
| P018006 | Households, total count of family households | 8,680 | 77.4% | Percent of all households |
| P018007 | Households, total count of Married-couple familes | 7,927 | 70.7% | Percent of all households |
| P018008 | Households, total count of married households with children under 18 years | 4,709 | 42.0% | Percent of all households |
| P018009 | Households, total count of married households with no children under 18 years | 3,218 | 28.7% | Percent of all households |
| P018010 | Households, total count of Other (not married couple) families | 753 | 6.7% | Percent of all households |
| P018011 | Households, total count of families with male householders, no wife present | 193 | 1.7% | Percent of all households |
| P018012 | Households, total count male householders, no wife present, with children under 18 | 118 | 1.1% | Percent of all households |
| P018013 | Households, total count male householders, no wife present, with no children under 18 | 75 | 0.7% | Percent of all households |
| P018014 | Households, total count of families with female householders, no husband present | 560 | 5.0% | Percent of all households |
| P018015 | Households, total count female householders, no husband present, with children under 18 | 396 | 3.5% | Percent of all households |
| P018016 | Households, total count female householders, no husband present, with no children under 18 | 164 | 1.5% | Percent of all households |
| P018017 | Households, total count of non-family households | 454 | 4.1% | Percent of all households |
| P018018 | Households, total count of non-family male headed households | 286 | 2.6% | Percent of all households |
| P018019 | Households, total count of non-family female headed households | 168 | 1.5% | Percent of all households |
| P019001 | Households, total count | 11,209 | 100.0% | All households |
| P019002 | Households, total count of those with children under 18 | 5,280 | 47.1% | Percent of all households |
| P019003 | Households, total count of family households, with children under 18 | 5,269 | 47.0% | Percent of all households |
| P019004 | Households, total count of married family households, with children under 18 | 4,738 | 42.3% | Percent of all households |
| P019005 | Households, total count of other (non-married) family households, with children under 18 | 531 | 4.7% | Percent of all households |
| P019006 | Households, count of male headed family households, with children under 18 | 118 | 1.1% | Percent of all households |
| P019007 | Households, count of female family households, with children under 18 | 413 | 3.7% | Percent of all households |
| P019008 | Households, total count of non-family households, with children under 18 | 11 | 0.1% | Percent of all households |
| P019009 | Households, count of male headed non-family households, with children under 18 | 8 | 0.1% | Percent of all households |
| P019010 | Households, count of female non-family households, with children under 18 | 3 | 0.0% | Percent of all households |
| P019011 | Households, total count of those with no children under 18 | 5,929 | 52.9% | Percent of all households |
| P019012 | Households, total count of family households, with no children under 18 | 3,411 | 30.4% | Percent of all households |
| P019013 | Households, total count of married family households, with no children under 18 | 3,189 | 28.5% | Percent of all households |
| P019014 | Households, total count of other (non-married) family households, with no children under 18 | 222 | 2.0% | Percent of all households |
| P019015 | Households, count of male headed family households, with no children under 18 | 75 | 0.7% | Percent of all households |
| P019016 | Households, count of female family households, with no children under 18 | 147 | 1.3% | Percent of all households |
| P019017 | Households, total count of non-family households, with no children under 18 | 2,518 | 22.5% | Percent of all households |
| P019018 | Households, count of male headed non-family households, with no children under 18 | 1,228 | 11.0% | Percent of all households |
| P019019 | Households, count of female non-family households, with no children under 18 | 1,290 | 11.5% | Percent of all households |
| P020017 | Households, total count of those with householder age 65 or greater | 1,041 | 9.3% | Percent of all households |
| P020018 | Households, total count of those with householder age 65 or greater - family households | 604 | 5.4% | Percent of all households |
| P020019 | Households, total count of those with householder age 65 or greater - married couple family | 563 | 5.0% | Percent of all households |
| P020020 | Households, count of householders age 65 or greater - married couple with children under 18 | 7 | 0.1% | Percent of all households |
| P020021 | Count of householders age 65 or greater - married couple family with no children under 18 | 556 | 5.0% | Percent of all households |
| P020022 | Households, count of those with householder age 65 or greater - other (non-married) family | 41 | 0.4% | Percent of all households |
| P020023 | Households, total count of male householders age 65+, no wife present | 8 | 0.1% | Percent of all households |
| P020024 | Households, total count of male householders age 65+, no wife, with children under 18 | 0 | 0.0% | Percent of all households |
| P020025 | Households, total count of male householders age 65+, no wife, with no children under 18 | 8 | 0.1% | Percent of all households |
| P020026 | Households, total count of female householders age 65+, no husband present | 33 | 0.3% | Percent of all households |
| P020027 | Households, total count of female householders age 65+, no husband, with children under 18 | 0 | 0.0% | Percent of all households |
| P020028 | Households, count of female householders age 65+, no husband, with no children under 18 | 33 | 0.3% | Percent of all households |
| P020029 | Households, total count of those with householder age 65 or greater, non-family household | 437 | 3.9% | Percent of all households |
| P020030 | Households, count of householders age 65 or greater, living alone | 423 | 3.8% | Percent of all households |
| P020031 | Households, count of householders age 65 or greater, non-family households, not living alone | 14 | 0.1% | Percent of all households |
| P021001 | Households, total count | 11,209 | 100.0% | All households |
| P021002 | Households, total count of family households | 8,680 | 77.4% | Percent of all households |
| P021003 | Households, total count of family households, householder 15 to 24 years old | 77 | 0.7% | Percent of all households |
| P021004 | Households, total count of family households, householder 25 to 34 years old | 1,192 | 10.6% | Percent of all households |
| P021005 | Households, total count of family households, householder 35 to 44 years old | 3,107 | 27.7% | Percent of all households |
| P021006 | Households, total count of family households, householder 45 to 54 years old | 2,696 | 24.1% | Percent of all households |
| P021007 | Households, total count of family households, householder 55 to 64 years old | 1,004 | 9.0% | Percent of all households |
| P021008 | Households, total count of family households, householder 65 to 74 years old | 398 | 3.6% | Percent of all households |
| P021009 | Households, total count of family households, householder 75 to 84 years old | 181 | 1.6% | Percent of all households |
| P021010 | Households, total count of family households, householder 85 years old & over | 25 | 0.2% | Percent of all households |
| P021011 | Households, total count of non-family households | 2,529 | 22.6% | Percent of all households |
| P021012 | Households, total count of non-family households, householder 15 to 24 years old | 196 | 1.7% | Percent of all households |
| P021013 | Households, total count of non-family households, householder 25 to 34 years old | 713 | 6.4% | Percent of all households |
| P021014 | Households, total count of non-family households, householder 35 to 44 years old | 487 | 4.3% | Percent of all households |
| P021015 | Households, total count of non-family households, householder 45 to 54 years old | 449 | 4.0% | Percent of all households |
| P021016 | Households, total count of non-family households, householder 55 to 64 years old | 247 | 2.2% | Percent of all households |
| P021017 | Households, total count of non-family households, householder 65 to 74 years old | 188 | 1.7% | Percent of all households |
| P021018 | Households, total count of non-family households, householder 75 to 84 years old | 185 | 1.7% | Percent of all households |
| P021019 | Households, total count of non-family households, householder 85 years old & over | 64 | 0.6% | Percent of all households |
| P022001 | Households, total count | 11,209 | 100.0% | All households |
| P022002 | Households, total count households with one or more people age 60 & over | 1,687 | 15.1% | Percent of all households |
| P022003 | Households, total count 1 person households with one person age 60 & over | 508 | 4.5% | Percent of all households |
| P022004 | Households, count households with 2+ residents, with 1+ people age 60 & over | 1,179 | 10.5% | Percent of all households |
| P022005 | Households, count of family households with one or more people age 60 & over | 1,151 | 10.3% | Percent of all households |
| P022006 | Households, count of non-family households with one or more people age 60 & over | 28 | 0.2% | Percent of all households |
| P022007 | Households, total count households with no people age 60 & over | 9,522 | 84.9% | Percent of all households |
| P022008 | Households, total count 1 person households with no people age 60 & over | 1,567 | 14.0% | Percent of all households |
| P022009 | Households, count households with 2+ residents, with no people age 60 & over | 7,955 | 71.0% | Percent of all households |
| P022010 | Households, count of family households with no people age 60 & over | 7,529 | 67.2% | Percent of all households |
| P022011 | Households, count of non-family households with no people age 60 & over | 426 | 3.8% | Percent of all households |
| P023001 | Households, total count | 11,209 | 100.0% | All households |
| P024002 | Households, total count households with one or more people age 75 & over | 553 | 4.9% | Percent of all households |
| P024003 | Households, total count 1 person households with one person age 75 & over | 242 | 2.2% | Percent of all households |
| P024004 | Households, count households with 2+ residents, with 1+ people age 75 & over | 311 | 2.8% | Percent of all households |
| P024005 | Households, count of family households with one or more people age 75 & over | 303 | 2.7% | Percent of all households |
| P024006 | Households, count of non-family households with one or more people age 75 & over | 8 | 0.1% | Percent of all households |
| P024007 | Households, total count households with no people age 75 & over | 10,656 | 95.1% | Percent of all households |
| P024008 | Households, total count 1 person households with no people age 75 & over | 1,833 | 16.4% | Percent of all households |
| P024009 | Households, count households with 2+ residents, with no people age 75 & over | 8,823 | 78.7% | Percent of all households |
| P024010 | Households, count of family households with no people age 75 & over | 8,377 | 74.7% | Percent of all households |
| P024011 | Households, count of non-family households with no people age 75 & over | 446 | 4.0% | Percent of all households |
| P025001 | Households, total count | 11,209 | 100.0% | All households |
| P025002 | Households, count of households with one or more nonrelative residents | 603 | 5.4% | Percent of all households |
| P025003 | Households, count of households with no nonrelative residents | 10,606 | 94.6% | Percent of all households |
| P026001 | Households, total count | 11,209 | 100.0% | All households |
| P026002 | Households, total count of family households | 8,680 | 77.4% | Percent of all households |
| P026003 | Households, total count of 2 person family households | 3,073 | 27.4% | Percent of all households |
| P026004 | Households, total count of 3 person family households | 1,918 | 17.1% | Percent of all households |
| P026005 | Households, total count of 3 person family households | 2,394 | 21.4% | Percent of all households |
| P026006 | Households, total count of 5 person family households | 1,009 | 9.0% | Percent of all households |
| P026007 | Households, total count of 6 person family households | 240 | 2.1% | Percent of all households |
| P026008 | Households, total count of 7 or more person family households | 46 | 0.4% | Percent of all households |
| P026009 | Households, total count of non-family households | 2,529 | 22.6% | Percent of all households |
| P026010 | Households, total count of 1 person non-family households | 2,075 | 18.5% | Percent of all households |
| P026011 | Households, total count of 2 person non-family households | 400 | 3.6% | Percent of all households |
| P026012 | Households, total count of 3 person non-family households | 51 | 0.5% | Percent of all households |
| P026013 | Households, total count of 3 person non-family households | 3 | 0.0% | Percent of all households |
| P026014 | Households, total count of 5 person non-family households | 0 | 0.0% | Percent of all households |
| P026015 | Households, total count of 6 person non-family households | 0 | 0.0% | Percent of all households |
| P026016 | Households, total count of 7 or more person non-family households | 0 | 0.0% | Percent of all households |
| P026A001 | Households, total count of households with White householder | 10,139 | 90.5% | Percent of all households |
| P026A002 | Households, total count of family households with White householder | 7,826 | 69.8% | Percent of all households |
| P026A009 | Households, total count of non-family households with White householder | 2,313 | 20.6% | Percent of all households |
| P026B001 | Households, total count of households with Black householder | 213 | 1.9% | Percent of all households |
| P026B002 | Households, total count of family households with Black householder | 154 | 1.4% | Percent of all households |
| P026B009 | Households, total count of non-family households with Black householder | 59 | 0.5% | Percent of all households |
| P026C001 | Households, total count of households with American Indian householder | 12 | 0.1% | Percent of all households |
| P026C002 | Households, total count of family households with American Indian householder | 10 | 0.1% | Percent of all households |
| P026C009 | Households, total count of non-family households with American Indian householder | 2 | 0.0% | Percent of all households |
| P026D001 | Households, total count of households with Asian householder | 764 | 6.8% | Percent of all households |
| P026D002 | Households, total count of family households with Asian householder | 632 | 5.6% | Percent of all households |
| P026D009 | Households, total count of non-family households with Asian householder | 132 | 1.2% | Percent of all households |
| P026E001 | Households, total count of households with Native Hawaiian / Pacific Islander householder | 2 | 0.0% | Percent of all households |
| P026E002 | Households, count of family HH with Native Hawaiian / Pacific Islander householder | 1 | 0.0% | Percent of all households |
| P026E009 | Households, count of non-family HH with Native Hawaiian / Pacific Islander householder | 1 | 0.0% | Percent of all households |
| P026F001 | Households, total count of households with Other Race householder | 15 | 0.1% | Percent of all households |
| P026F002 | Households, total count of family households with Other Race householder | 11 | 0.1% | Percent of all households |
| P026F009 | Households, total count of non-family households with Other Race householder | 4 | 0.0% | Percent of all households |
| P026G001 | Households, total count of households with householder listing 2 or more races | 64 | 0.6% | Percent of all households |
| P026G002 | Households, total count of family households with householder listing 2 or more races | 46 | 0.4% | Percent of all households |
| P026G009 | Households, total count of non-family households with householder listing 2 or more races | 18 | 0.2% | Percent of all households |
| P026H001 | Households, total count of households with Hispanic householder | 85 | 0.8% | Percent of all households |
| P026H002 | Households, total count of family households with Hispanic householder | 68 | 0.6% | Percent of all households |
| P026H009 | Households, total count of non-family households with Hispanic householder | 17 | 0.2% | Percent of all households |