306 S UNION ST
Valuation
Tax & Assessment
Climate Risk
Scores 0–100; higher = greater projected risk.
Property Facts
Transaction History(3)
Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.
District: Hart Public School District
Neighborhood · ZIP 49420These are comparison scores, not percentages. 100 equals the national average, so 150 means about 50% above average.
Index scale: 100 = US average (tick). Lower is better.
Owner Tools
Data by ATTOM. Valuations are automated estimates, not appraisals. Photos from Google Street View and may not depict the current property state.
How this home compares
306 S Union St measured against every home in its neighborhood, its ZIP code and its county, using county assessor records refreshed nightly. A home can stand out in one of those areas and look ordinary in another, because each one holds a different mix of homes.
- Worth less than 81% of homes in Hart 49420
- Among the smallest lots in Hart 49420
What homes are worth in Hart 49420
Each bar is how many homes fall in that price range. The marker is this home.
This home is worth more than 19% of homes in Hart 49420.
How it measures up in Hart 49420
The dot is this home. The mark in the middle is the typical home in Hart 49420.
Pricier than 19% of homes nearby
Smaller than almost all homes nearby
| Measure | This home | Hart 49420 | Oceana County |
|---|---|---|---|
| Estimated valuepricier than | $119,864 | 19% of homes | 19% of homes |
| Lot sizebigger than | 4,012 ft² | almost no homes | almost no homes |
About 306 S Union St
How much is 306 S Union St, Hart, MI worth?
The TopHap Estimate for 306 S Union St, Hart, MI is $119,864 as of Sep 24, 2026. The likely range is $80,399 to $159,329. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.
When did 306 S Union St, Hart, MI last sell?
306 S Union St, Hart, MI last sold on Nov 4, 2008 for $34,500, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.
What schools serve 306 S Union St, Hart, MI?
306 S Union St, Hart, MI is assigned to Spitler Elementary School (elementary), rated D; Hart High School (high), rated B; Hart Middle School (middle), rated C. All sit in Hart Public School District. Attendance boundaries change — confirm with the district before relying on an assignment.
How does 306 S Union St, Hart, MI compare to other homes in Hart 49420?
Among the 2,932 homes in Hart 49420, it is worth more than 19% of them ($119,864 against a typical $194,772) and its lot is bigger than almost none of them (4,012 ft² against a typical 2.41 ac). Measured against all of Oceana County, it is worth more than 19% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.
What are the property taxes on 306 S Union St, Hart, MI?
The 2025 property tax bill for 306 S Union St, Hart, MI was $908. The county assessed it at $59,800.
More homes on S Union St
- 519 S Union St$145K0.13 ac · Sold $145K · Aug 2026
- 410 S Union St$197K0.26 ac · Sold $185K · Jul 2025
- 515 S Union St$38K0.21 ac · Sold $35K · Mar 2025
- 511 S Union St$126K0.21 ac · Sold Oct 2023
- 100 S Union St$214KSingle Family Residence · Sold $4K · Oct 2021
- 500 S Union St$147K0.19 ac · Sold $65K · Jun 2020
- 422 S Union St$113K0.81 ac · Sold $47K · Aug 2019
- 504 S Union St1 ac · Sold $108K · Mar 2019
- 414 S Union St$104K0.12 ac · Sold $47K · Jan 2017
- 411 S Union St$161K0.16 ac · Sold $23K · Sep 2013
- 415 S Union St$176K0.2 ac · Sold $30K · Oct 2007
- 418 S Union St$176K0.39 ac · Sold Jan 1900
Closest homes
- 415 E Church St$63K65 ft · 0.11 ac · Sold $2K · Feb 2012
- 416 Johnson St E$169K95 ft · 0.2 ac · Sold Jan 1900
- 409 E Church St$135K75 ft · 0.2 ac · Sold $65K · Aug 2019
- 412 Johnson St E$119K116 ft · 0.2 ac · Sold $22K · Jul 2002
- 503 E Church St$138K136 ft · 0.16 ac · Sold $105K · Aug 2022
- 504 Johnson St E$113K162 ft · 0.18 ac · Sold $43K · Nov 2002
- 416 E Church St$60K205 ft · 1,932 ft² · Sold Jan 1900
- 408 Johnson St E$133K163 ft · 0.2 ac · Sold $23K · Oct 2011
More homes in Hart 49420
- 6332 N Dune Grass Trl$55K2.77 ac · Sold $185K · Sep 2026
- 3560 N Karen St0.33 ac · Sold $17K · Sep 2026
- 3560 N Karen St0.34 ac · Sold $17K · Sep 2026
- 3 W Monroe RdCondominium · Sold $120K · Sep 2026
- 3611 W Polk Rd$177K0.33 ac · Sold $177K · Sep 2026
- W Monroe Rd38.2 ac · Sold $50K · Sep 2026
- 4213 W Taylor Rd$422K6 ac · Sold $420K · Sep 2026
- 1504 N Oceana Dr$266K2.2 ac · Sold $265K · Aug 2026
- 332 N 112th Ave40 ac · Sold $240K · Aug 2026
- 3935 W Destiny Dr$379K0.64 ac · Sold $379K · Aug 2026
- 111 S Peach Ave$80K0.13 ac · Sold $80K · Aug 2026
- 117 N Apple St$158K0.35 ac · Sold $157K · Aug 2026
Assigned schools
Explore the area
See this home in context
Open 306 S Union St on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.
Open in map