Middlebrook Heights, Knoxville, Tennessee is a lower-priced neighborhood with a 6.7 gross yield, a price trend down 5.8% over the past year, a Red Flag score of 59, walkability of 56, and education in the 51st percentile. Prices are about 8% below Knoxville and about 2% below Tennessee. The main strength is the 6.7 yield and walkability of 56; the main risk is the negative price trend over the past year and a Red Flag score of 59.
AI Summary•Updated May 2026
Area
4.60 mi²
ZIP Code
37921
County
Knox County
State
Tennessee
Redfin — median sale & volumeZillow ZORI — asking rentFEMA National Risk Index v1.20OpenStreetMap — POIFBI UCR — state crimeEPA — radon zonesWashU ACAG — satellite PM2.5EPA FRS / BTS — hazard screeningUS Census ACS / TIGER 2024
FEMA National Risk Index composite across eight hazards, plus inherited Tennessee crime context.
Red Flag Breakdown
59 / 100
Moderate Risk
Composite is weighted by expected impact — frequent low-damage hazards (hail, wind) weigh less than flood or wildfire.
Earthquake100Very High
Tornado80Very High
Wildfire60High
Hurricane60High
Strong Wind60High
Flood40Moderate
Hail40Moderate
Heat20Low
8/8 hazards scored · FEMA NRI v1.20
Crime (state-level): Tennessee averaged 26.2 crimes and 5.9 violent per 1,000 residents (-11.8% YoY) in 2024(FBI UCR). Compare the state to the country, not states as a ranking — full Safety & Crime data lives on the state page.
Active transaction volume — 114 homes sold last period
Earthquake risk is Very High (100/100)
Tornado risk is Very High (80/100)
Insights are generated from Middlebrook Heights's live DistrictScore metrics.
Middlebrook Heights Environment & Safety
Satellite PM2.5 air-quality history, FBI UCR crime trend (Tennessee-level, the finest official aggregation), EPA radon potential and point-source hazard screening.
Air Quality — PM2.5
2015–2024
5.4 µg/m³ Meets EPA, above WHO guideline-21.8% since 2015
9.57.86.24.5
EPA 9WHO 5
20152024
Annual mean fine-particle (PM2.5) concentration at the Middlebrook Heights centroid, satellite-derived (ACAG). References: WHO guideline 5 µg/m³ · EPA annual standard 9 µg/m³. Latest year ranks worse than 31% of U.S. neighborhoods.
Tennessee Crime Trend
FBI UCR
38190
20132024
All crimes / 1k
Violent / 1k
Year
Crimes / 1k
Violent / 1k
YoY
2024
26.2
5.9
-11.8%
2023
30.1
6.4
+2.8%
2022
29.7
6.4
+2.6%
2021
29.3
6.7
-6.4%
2020
31.7
6.7
-2.1%
2019
32.6
6.0
—
Reported at the state level — the finest official US crime aggregation; Middlebrook Heights inherits the Tennessee figures.
Radon Potential
EPA
Zone 1
Zone 1 — Highest potential · Middlebrook Heights
EPA radon zones estimate indoor radon potential county-wide (Zone 1 highest, Zone 3 lowest). Testing is recommended in all zones.
Environmental Hazards
EPA / BTS
Industrial odor4 nearbyVery High
Point-source screening near Middlebrook Heights: EPA Superfund National Priorities List & Facility Registry (2026), BTS aviation noise (2020, 24-hour average level). Superfund shows distance to the nearest listed site; odor shows detected sources within the screening radius. Only detected sources are listed; the bar shows severity vs. all U.S. neighborhoods.
Walkability & Amenities in Middlebrook Heights
Amenity density and pedestrian access from OpenStreetMap points of interest.
Walkability & Amenities
OpenStreetMap POI
56
Somewhat Walkable
Walkability Score
7
Grocery
7
Dining
3
Schools
4
Universities
1
Hospitals
2
Pharmacies
5
Parks
0
Rail Transit
0
Coworking
POI counts are amenities within Middlebrook Heights's boundary plus a 400 m walk buffer. Rail transit excludes bus stops.
Middlebrook Heights vs Knoxville vs Tennessee
How Middlebrook Heights benchmarks against its city and state medians.
Benchmark vs City & State
In Middlebrook Heights, the median sale price sits about 8% below the median for Knoxville neighborhoods and in line with the statewide median. Gross rental yield is 6.7%, against 6.1% for Knoxville neighborhoods and 4.8% statewide. Over the past 12 months, prices fell 5.8%. Transaction liquidity sits in line with the median for Knoxville neighborhoods and below the statewide median.
Middlebrook Heights, Knoxville, Tennessee combines a 6.7 gross yield with prices about 8% below Knoxville and about 2% below Tennessee. The price trend is down 5.8% over the past year, walkability is 56, education is in the 51st percentile, and the Red Flag score is 59.
Neighborhoods near Middlebrook Heights
Compare Middlebrook Heights with nearby neighborhoods in Knoxville.