Aer you searching for your first home and think it's just a dream? More than likely if you can afford your rent, have credit of over 640 and no bankruptcy's or collections, you can qualify for a mortgage! There are first time home buyer programs that help with down payment assistance too!
Start first with talking to a Lender to see what your financial picture looks like then you can move forward with a Realtor with a price in mind!
Local banks are helpful and personal
https://www.greatsouthernbank.com/personal/residential-loans
And for Down payment assistance programs, check out different agencies. Here is one in St Louis, there are many others.
Cities and County's sometimes offer programs too! Check your their websites for information
http://thehousingpartnershipstl.org/