Missouri State Census Data Center: Basic Demographic Trend Report United States Cities AREA: Duncan city GEOCODE:40-0725 OK ------1980------ ------1990------ ----CHANGE---- CHG VARIABLE VALUE PCT VALUE PCT AMOUNT PCT IN % ------------------------------------------------------------------------------- T1. TOTAL PERSONS....... 22,517 100.0% 21,732 100.0% -785 -3.5 LIVING IN FAMILIES.... 19,740 87.7% 18,564 85.4% -1,176 -6.0 -2.2 IN GROUP QUARTERS..... 332 1.5% 348 1.6% 16 4.8 0.1 IN RURAL AREAS........ 0 0.0% 0 0.0% 0 0.0 T2. RACE / HISPANIC WHITE................. 20,672 91.8% 19,465 89.6% -1,207 -5.8 -2.2 AFRICAN-AMERICAN...... 992 4.4% 894 4.1% -98 -9.9 -0.3 ASIAN & PAC. ISLANDER. 84 0.4% 170 0.8% 86 102.4 0.4 AM. INDIAN, ESK. ALEUT 340 1.5% 705 3.2% 365 107.4 1.7 HISPANIC (ANY RACE)... 607 2.7% 567 2.6% -40 -6.6 -0.1 T3. PERSONS BY AGE UNDER 5............... 1,745 7.7% 1,418 6.5% -327 -18.7 -1.2 5-17.................. 4,056 18.0% 4,127 19.0% 71 1.8 1.0 18-24.................. 2,438 10.8% 1,549 7.1% -889 -36.5 -3.7 25-44.................. 5,723 25.4% 6,180 28.4% 457 8.0 3.0 45-64.................. 4,914 21.8% 4,119 19.0% -795 -16.2 -2.9 65 AND OVER............ 3,641 16.2% 4,339 20.0% 698 19.2 3.8 UNDER 18 (0-17)........ 5,801 25.8% 5,545 25.5% -256 -4.4 -0.2 40 AND OVER............ 9,661 42.9% 9,815 45.2% 154 1.6 2.3 MEDIAN AGE............ 33.6 36.8 3.2 9.5 T4. INCOME & POVERTY MEDIAN HOUSEHLD INCOME $26,003 $23,393 -2,610 -10.0 MEDIAN FAMILY INCOME.. $32,459 $28,888 -3,571 -11.0 PER CAPITA INCOME..... $12,921 $11,906 -1,015 -7.9 PERSONS BELOW POVERTY. 2,257 10.2% 3,955 18.5% 1,698 75.2 8.3 T5. HOUSEHOLDS.......... 8,954 100.0% 8,986 100.0% 32 0.4 FAMILY HOUSEHOLDS..... 6,658 74.4% 6,364 70.8% -294 -4.4 -3.5 WITH 2+ WORKERS...... 3,417 38.2% 3,033 33.8% -384 -11.2 -4.4 MARRIED COUPLES...... 5,924 66.2% 5,524 61.5% -400 -6.8 -4.7 WITH OWN CHILDREN... 2,575 28.8% 2,307 25.7% -268 -10.4 -3.1 FEMALE HEAD, NO HUSB. 623 7.0% 674 7.5% 51 8.2 0.5 W. OWN CHILDREN..... 362 4.0% 414 4.6% 52 14.4 0.6 1-PERSON HOUSEHOLDS.... 2,174 24.3% 2,479 27.6% 305 14.0 3.3 AVG. PERSONS PER HH.... 2.5 2.4 -0.1 -4.0 T6. EDUCATION, POP 25 +. 14,278 100.0% 14,638 100.0% 360 2.5 HIGH SCHOOL DIPLOMA... 5,045 35.3% 4,693 32.1% -352 -7.0 -3.3 COLLEGE DEG. (4+ YRS). 2,172 15.2% 2,626 17.9% 454 20.9 2.7 T7. CIVILIAN LABOR FORCE 10,188 100.0% 9,117 100.0% -1,071 -10.5 FEMALE................ 4,115 40.4% 4,094 44.9% -21 -0.5 4.5 EMPLOYED.............. 9,895 97.1% 8,460 92.8% -1,435 -14.5 -4.3 MANAGERIAL, PROF. OCC. 1,959 19.2% 2,281 25.0% 322 16.4 5.8 SERVICE OCCUPATIONS... 1,192 11.7% 1,230 13.5% 38 3.2 1.8 T8. HOUSING UNITS....... 9,705 100.0% 10,401 100.0% 696 7.2 OCCUPIED.............. 8,981 92.5% 8,982 86.4% 1 0.0 -6.2 OWNER OCCUPIED....... 6,788 75.6% 6,246 69.5% -542 -8.0 -6.0 AVERAGE VALUE....... $62,279 $49,933 -12,346 -19.8 RENTER OCCUPIED...... 2,193 24.4% 2,736 30.5% 543 24.8 6.0 MEDIAN CONTRACT RENT $320 $305 -15 -4.8 SINGLE-FAMILY......... 8,596 88.6% 9,082 87.3% 486 5.7 -1.3 MOBILE HOMES.......... 253 2.6% 161 1.5% -92 -36.4 -1.1 MEDIAN YEAR BUILT..... 1954.9 1959.0 4.1 0.2 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