Background: It has been stated that poor utilization of quality reproductive health service continues to contribute to maternal morbidity and mortality in Nigeria. Objective: The objective was to investigate the pattern of orthodox and/or traditional healthcare utilization among pregnant women and mothers of under.five children in Njaba and associated factors. Materials and Methods: A. cross.sectional survey of 422 women using multi.stage sampling, data collection instrument was a semi.structured interviewer.administered questionnaire. Data were analyzed with SPSS. (16.0) and Mathcad 7 professional. Frequency distributions and percentages were tabulated; Z.test was applied as a test of significance, and confidence intervals. (CIs) calculated. P < 0.05 was considered significant. Results: Ante.natal choice of care for 83.65% of them was orthodox healthcare, while 11.37% used traditional healthcare. Experienced/trained staff. (Z-score = 13.64, =0.000 and CI = 0.41–0.65) and neat environment. (Z-score = 13.98, =0.000 and CI = 0.45–0.69) were statistically significant reasons why the women preferred orthodox healthcare, whereas, good staff attitude. (Z-score = 12.57, =0.000 and CI = 0.62–0.80) was a statistically significant reason why some preferred traditional healthcare. Among the respondents who had delivered previously, 85.83% of the 374 deliveries were in orthodox healthcare facilities, while 14.17% were in traditional healthcare facilities. Conclusions: Majority used orthodox healthcare facilities because of experienced staff and neat environment, while some used traditional healthcare facilities due to better staff attitude. Attitudinal change in the orthodox facilities and training for traditional healthcare personnel are recommended.