$111 a month. That's the average car insurance bill in Franklin, according to SmartFinancial's 2026 numbers — about $1,334 a year, well under the $169.67 monthly national average and under Tennessee's own statewide full-coverage figure of $2,004 a year.
On paper that shouldn't happen. Franklin is Williamson County's seat, median household income sits above $119,000, and the driveways are full of vehicles that cost real money to insure. Expensive cars usually mean expensive premiums. Not here.
What Franklin Drivers Actually Pay
Two data sources, two slightly different numbers, same direction. SmartFinancial puts Franklin at $111.19 a month. Insurify's separate pull lands even lower, around $91. Either way, Franklin isn't paying a premium for its own affluence — it's getting a discount most residents probably don't realize they have.
Compare that to Murfreesboro, 30 miles east, where full coverage runs about $2,153 a year. Franklin's number sits meaningfully lower despite higher home values and pricier vehicles on the road. So what's actually pulling the average down?
Why the Wealthy-Suburb Assumption Gets This Wrong
Insurers don't price for how much your house is worth. They price for how likely you are to file a claim, and how big that claim is likely to be. Franklin's numbers on both counts are good.
The city's motor vehicle theft rate is 73.3 per 100,000 residents — a fraction of the roughly 259 per 100,000 seen nationally. Overall crime runs about 2.7 times lower than the U.S. average, and property crime sits 46.5% below it. Comprehensive coverage, the part of a policy built around theft and vandalism, just isn't getting tested much here.
Add in a driver pool with strong credit and clean records — the kind of profile Williamson County's median income of $135,594 tends to produce — and you get fewer, smaller claims. That's what moves a rate. Not the sticker price of the car in the garage.
How Cool Springs Traffic Cuts Against the Trend
It's not all in Franklin's favor. Cool Springs, the retail and office corridor along I-65, is dense enough that Nissan North America and Community Health Systems both run their headquarters out of it. Thousands of employees, shoppers, and through-commuters funnel past the I-65/Moores Lane interchange every weekday.
That kind of stop-and-go volume generates fender-benders — low-speed, low-injury claims that add up in volume even if they're cheap individually. It's real pressure on collision claims. It just hasn't been enough to cancel out what the low theft and crime numbers are doing on the other side of the ledger.
When ZIP Code Still Moves the Needle
Franklin isn't one flat rate. The 37067 ZIP code, which covers most of Cool Springs, carries more daily traffic exposure than the quieter residential stretches around 37064. A quote tied to a Cool Springs address can run a bit higher than one from a subdivision a few miles further from I-65.
Downtown Franklin's historic district — the ground where the Battle of Franklin was fought in November 1864 — sits in its own quieter bubble, walkable and lower-speed by design. Where exactly you live inside the city still counts, even when the citywide average looks this good.
What This Means for Your Policy
- Don't assume a higher-value car forces a higher premium here: Franklin's low claim frequency is doing more work than vehicle value.
- Confirm your UM/UIM limits anyway: Tennessee insurers must offer it, and only a written rejection counts.
- Budget extra buffer for the I-65/Moores Lane commute: that interchange sees enough daily volume to matter for timing, if not for pricing.
- Get a quote tied to your exact ZIP: 37067 and 37064 addresses can price differently even within the same city.
Curious whether you're still overpaying despite Franklin's below-average baseline? Our guide to lowering your car insurance premium covers the discounts most drivers miss.