Missouri State Census Data Center: Basic Demographic Trend Report Missouri Counties AREA: Polk County GEOCODE:29167 MO ------1980------ ------1990------ ----CHANGE---- CHG VARIABLE VALUE PCT VALUE PCT AMOUNT PCT IN % ------------------------------------------------------------------------------- T1. TOTAL PERSONS....... 18,822 100.0% 21,826 100.0% 3,004 16.0 LIVING IN FAMILIES.... 15,926 84.6% 17,870 81.9% 1,944 12.2 -2.7 IN GROUP QUARTERS..... 1,140 6.1% 1,371 6.3% 231 20.3 0.2 IN RURAL AREAS........ 12,903 68.6% 14,981 68.6% 2,078 16.1 0.1 T2. RACE / HISPANIC WHITE................. 18,673 99.2% 21,419 98.1% 2,746 14.7 -1.1 AFRICAN-AMERICAN...... 16 0.1% 57 0.3% 41 256.3 0.2 ASIAN & PAC. ISLANDER. 10 0.1% 99 0.5% 89 890.0 0.4 AM. INDIAN, ESK. ALEUT 106 0.6% 191 0.9% 85 80.2 0.3 HISPANIC (ANY RACE)... 118 0.6% 244 1.1% 126 106.8 0.5 T3. PERSONS BY AGE UNDER 5............... 1,215 6.5% 1,416 6.5% 201 16.5 0.0 5-17.................. 3,678 19.5% 3,957 18.1% 279 7.6 -1.4 18-24.................. 2,766 14.7% 3,072 14.1% 306 11.1 -0.6 25-44.................. 4,185 22.2% 5,488 25.1% 1,303 31.1 2.9 45-64.................. 3,740 19.9% 4,208 19.3% 468 12.5 -0.6 65 AND OVER............ 3,238 17.2% 3,685 16.9% 447 13.8 -0.3 UNDER 18 (0-17)........ 4,893 26.0% 5,373 24.6% 480 9.8 -1.4 40 AND OVER............ 7,951 42.2% 8,971 41.1% 1,020 12.8 -1.1 MEDIAN AGE............ 32.7 33.4 0.6 2.0 T4. INCOME & POVERTY MEDIAN HOUSEHLD INCOME $18,329 $18,672 343 1.9 MEDIAN FAMILY INCOME.. $22,520 $22,742 222 1.0 PER CAPITA INCOME..... $8,728 $8,873 145 1.7 PERSONS BELOW POVERTY. 2,950 16.7% 4,145 20.3% 1,195 40.5 3.6 T5. HOUSEHOLDS.......... 6,774 100.0% 8,068 100.0% 1,294 19.1 FAMILY HOUSEHOLDS..... 5,127 75.7% 5,927 73.5% 800 15.6 -2.2 WITH 2+ WORKERS...... 2,465 36.4% 3,247 40.2% 782 31.7 3.9 MARRIED COUPLES...... 4,697 69.3% 5,287 65.5% 590 12.6 -3.8 WITH OWN CHILDREN... 2,156 31.8% 2,325 28.8% 169 7.8 -3.0 FEMALE HEAD, NO HUSB. 315 4.7% 460 5.7% 145 46.0 1.1 W. OWN CHILDREN..... 134 2.0% 282 3.5% 148 110.4 1.5 1-PERSON HOUSEHOLDS.... 1,564 23.1% 1,841 22.8% 277 17.7 -0.3 AVG. PERSONS PER HH.... 2.6 2.5 -0.1 -2.9 T6. EDUCATION, POP 25 +. 11,163 100.0% 13,381 100.0% 2,218 19.9 HIGH SCHOOL DIPLOMA... 4,138 37.1% 4,936 36.9% 798 19.3 -0.2 COLLEGE DEG. (4+ YRS). 1,090 9.8% 1,603 12.0% 513 47.1 2.2 T7. CIVILIAN LABOR FORCE 7,550 100.0% 9,637 100.0% 2,087 27.6 FEMALE................ 3,017 40.0% 4,246 44.1% 1,229 40.7 4.1 EMPLOYED.............. 7,041 93.3% 9,207 95.5% 2,166 30.8 2.3 MANAGERIAL, PROF. OCC. 1,140 15.1% 1,800 18.7% 660 57.9 3.6 SERVICE OCCUPATIONS... 930 12.3% 1,368 14.2% 438 47.1 1.9 T8. HOUSING UNITS....... 7,703 100.0% 8,979 100.0% 1,276 16.6 OCCUPIED.............. 6,783 88.1% 8,031 89.4% 1,248 18.4 1.4 OWNER OCCUPIED....... 5,231 77.1% 5,905 73.5% 674 12.9 -3.6 AVERAGE VALUE....... $47,195 $45,261 -1,934 -4.1 RENTER OCCUPIED...... 1,552 22.9% 2,126 26.5% 574 37.0 3.6 MEDIAN CONTRACT RENT $262 $261 -1 -0.3 SINGLE-FAMILY......... 6,402 83.1% 6,614 73.7% 212 3.3 -9.4 MOBILE HOMES.......... 780 10.1% 1,580 17.6% 800 102.6 7.5 MEDIAN YEAR BUILT..... 1955.5 1970.0 14.5 0.7 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