Missouri State Census Data Center: Basic Demographic Trend Report United States Cities AREA: Mercer Island city GEOCODE:53-0763 WA ------1980------ ------1990------ ----CHANGE---- CHG VARIABLE VALUE PCT VALUE PCT AMOUNT PCT IN % ------------------------------------------------------------------------------- T1. TOTAL PERSONS....... 21,522 100.0% 20,816 100.0% -706 -3.3 LIVING IN FAMILIES.... 19,667 91.4% 18,633 89.5% -1,034 -5.3 -1.9 IN GROUP QUARTERS..... 89 0.4% 87 0.4% -2 -2.2 0.0 IN RURAL AREAS........ 0 0.0% 0 0.0% 0 0.0 T2. RACE / HISPANIC WHITE................. 20,059 93.2% 18,848 90.5% -1,211 -6.0 -2.7 AFRICAN-AMERICAN...... 278 1.3% 163 0.8% -115 -41.4 -0.5 ASIAN & PAC. ISLANDER. 1,048 4.9% 1,674 8.0% 626 59.7 3.2 AM. INDIAN, ESK. ALEUT 14 0.1% 42 0.2% 28 200.0 0.1 HISPANIC (ANY RACE)... 442 2.1% 269 1.3% -173 -39.1 -0.8 T3. PERSONS BY AGE UNDER 5............... 998 4.6% 1,081 5.2% 83 8.3 0.6 5-17.................. 5,146 23.9% 3,920 18.8% -1,226 -23.8 -5.1 18-24.................. 1,925 8.9% 1,204 5.8% -721 -37.5 -3.2 25-44.................. 5,970 27.7% 5,843 28.1% -127 -2.1 0.3 45-64.................. 5,670 26.3% 5,764 27.7% 94 1.7 1.3 65 AND OVER............ 1,813 8.4% 3,004 14.4% 1,191 65.7 6.0 UNDER 18 (0-17)........ 6,144 28.5% 5,001 24.0% -1,143 -18.6 -4.5 40 AND OVER............ 9,289 43.2% 10,798 51.9% 1,509 16.2 8.7 MEDIAN AGE............ 35.9 41.0 5.0 14.0 T4. INCOME & POVERTY MEDIAN HOUSEHLD INCOME $58,887 $61,572 2,685 4.6 MEDIAN FAMILY INCOME.. $66,960 $71,136 4,176 6.2 PER CAPITA INCOME..... $25,099 $31,438 6,339 25.3 PERSONS BELOW POVERTY. 801 3.7% 476 2.3% -325 -40.6 -1.4 T5. HOUSEHOLDS.......... 7,546 100.0% 8,060 100.0% 514 6.8 FAMILY HOUSEHOLDS..... 6,078 80.5% 6,276 77.9% 198 3.3 -2.7 WITH 2+ WORKERS...... 3,582 47.5% 3,661 45.4% 79 2.2 -2.0 MARRIED COUPLES...... 5,425 71.9% 5,488 68.1% 63 1.2 -3.8 WITH OWN CHILDREN... 2,833 37.5% 2,239 27.8% -594 -21.0 -9.8 FEMALE HEAD, NO HUSB. 519 6.9% 618 7.7% 99 19.1 0.8 W. OWN CHILDREN..... 320 4.2% 345 4.3% 25 7.8 0.0 1-PERSON HOUSEHOLDS.... 1,232 16.3% 1,520 18.9% 288 23.4 2.5 AVG. PERSONS PER HH.... 2.8 2.6 -0.3 -9.5 T6. EDUCATION, POP 25 +. 13,453 100.0% 14,611 100.0% 1,158 8.6 HIGH SCHOOL DIPLOMA... 2,395 17.8% 1,622 11.1% -773 -32.3 -6.7 COLLEGE DEG. (4+ YRS). 7,285 54.2% 8,814 60.3% 1,529 21.0 6.2 T7. CIVILIAN LABOR FORCE 10,951 100.0% 10,422 100.0% -529 -4.8 FEMALE................ 4,304 39.3% 4,484 43.0% 180 4.2 3.7 EMPLOYED.............. 10,605 96.8% 10,084 96.8% -521 -4.9 -0.1 MANAGERIAL, PROF. OCC. 5,217 47.6% 5,498 52.8% 281 5.4 5.1 SERVICE OCCUPATIONS... 848 7.7% 688 6.6% -160 -18.9 -1.1 T8. HOUSING UNITS....... 7,797 100.0% 8,321 100.0% 524 6.7 OCCUPIED.............. 7,514 96.4% 8,007 96.2% 493 6.6 -0.1 OWNER OCCUPIED....... 5,909 78.6% 6,298 78.7% 389 6.6 0.0 AVERAGE VALUE....... $233,732 $358,847 125,115 53.5 RENTER OCCUPIED...... 1,605 21.4% 1,709 21.3% 104 6.5 -0.0 MEDIAN CONTRACT RENT $550 $607 57 10.3 SINGLE-FAMILY......... 6,243 80.1% 6,675 80.2% 432 6.9 0.1 MOBILE HOMES.......... 10 0.1% 0 0.0% -10-100.0 -0.1 MEDIAN YEAR BUILT..... 1961.9 1964.0 2.1 0.1 NOTES: 1. Income figures for "1980" are actually for 1979 and have been converted to 1989 dollars using CPI inflation factor of 1.708. 2. Average value of housing units and median contract rent for 1980 have been converted to 1990 dollars using CPI inflation factor of 1.586 Source: 1980 and 1990 summary tape files 3, U.S. Bureau of the Census Programming and design by the Urban Information Center, U. of Mo. St. Louis